Table of Contents
Glossary of Spring Boot Terms
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Spring Boot is a popular Java framework used to simplify the development of web applications and microservices. Here are the most commonly used terms related to Spring Boot:
Spring Framework is the foundational framework that Spring Boot is built on. It provides core features like dependency injection, aspect-oriented programming, and a wide range of other tools to create robust Java applications.
https://en.wikipedia.org/wiki/Spring_Framework
Spring Initializr is an online tool that helps developers generate the structure of a Spring Boot project quickly. It allows you to select dependencies, project metadata, and generates the basic code for a new application.
Auto-configuration in Spring Boot automatically configures Spring application components based on the classpath dependencies that are available. It reduces the need for manual configuration.
Embedded Server refers to the ability of Spring Boot to run web applications on an embedded Tomcat, Jetty, or Undertow server without the need for an external application server.
https://docs.spring.io/spring-boot/docs/current/reference/html/web.html#web.servlet.embedded
Dependency Injection is a key feature of the Spring Framework and is automatically used in Spring Boot applications to inject required components into classes, reducing boilerplate code and improving testability.
https://en.wikipedia.org/wiki/Dependency_injection
Actuator is a module in Spring Boot that provides endpoints for monitoring and managing an application. It includes features such as health checks, metrics, and environment information.
https://docs.spring.io/spring-boot/docs/current/reference/html/actuator.html
Spring Boot Starter is a template or collection of predefined dependencies that can be added to a Spring Boot project. Starters simplify the dependency management process and include configurations for a wide range of application needs.
Profiles in Spring Boot allow you to define different configurations for different environments, such as development, testing, and production, using the same codebase but with different settings.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.profiles
YAML is a human-readable data serialization format often used in Spring Boot for configuration files. It is an alternative to the standard application.properties file and supports hierarchical data structures.
https://en.wikipedia.org/wiki/YAML
Spring Data JPA is a Spring Boot module that simplifies JPA (Java Persistence API) by providing a repository abstraction over the database. It helps reduce boilerplate code for database interactions.
https://docs.spring.io/spring-data/jpa/docs/current/reference/html/#reference
Spring Security is a powerful and customizable authentication and access control framework within the Spring Boot ecosystem. It provides protection against common security vulnerabilities and offers comprehensive security solutions for both web and REST applications.
https://en.wikipedia.org/wiki/Spring_Security
Thymeleaf is a popular template engine used in Spring Boot for server-side rendering of web pages. It integrates seamlessly with the Spring Framework, allowing the creation of dynamic HTML content with minimal effort.
https://en.wikipedia.org/wiki/Thymeleaf
Spring Cloud is an extension of Spring Boot that provides tools for building distributed systems and microservices architectures. It offers solutions for configuration management, service discovery, circuit breakers, and routing.
https://github.com/spring-cloud
Spring Boot CLI is a command-line interface tool that allows you to quickly bootstrap a Spring Boot application. It supports Groovy scripts to run applications and prototypes without writing a full Java class structure.
ApplicationContext in Spring Boot is a central interface to access beans and configuration within the application. It is responsible for managing the life cycle of beans and providing dependency injection features.
DevTools is a Spring Boot module that enhances the development experience by providing automatic application restarts, live reload, and other helpful features to speed up development.
https://docs.spring.io/spring-boot/docs/current/reference/html/using.html#using.devtools
Spring MVC is a framework within Spring Boot that simplifies the development of web applications using the Model-View-Controller pattern. It provides a clean separation of concerns between business logic, view generation, and user input.
https://en.wikipedia.org/wiki/Model%E2%80%93view%E2%80%93controller
HATEOAS (Hypermedia as the Engine of Application State) is a principle in RESTful web services supported by Spring Boot. It allows the dynamic discovery of related resources in a web service via hypermedia links embedded in the responses.
https://en.wikipedia.org/wiki/HATEOAS
Spring Boot Test is a testing framework that simplifies the creation of unit and integration tests for Spring Boot applications. It provides annotations and utilities to easily set up test environments and mock dependencies.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.testing
Flyway is a database migration tool often used in conjunction with Spring Boot to manage and version database schema changes. It integrates easily into the application's lifecycle and provides seamless database migration capabilities.
Spring Boot DevTools is a module that speeds up the development process by automatically detecting classpath changes and restarting the application, while maintaining an open browser session. It also includes live reloading support and other development-friendly tools.
https://docs.spring.io/spring-boot/docs/current/reference/html/using.html#using.devtools
Spring WebFlux is a reactive programming framework built on Project Reactor that supports reactive data streams and asynchronous non-blocking requests. It is used for building reactive web applications within Spring Boot.
https://docs.spring.io/spring-framework/docs/current/reference/html/web-reactive.html
Spring Boot Maven Plugin is a plugin that simplifies the packaging and deployment of Spring Boot applications. It allows you to build self-contained JAR or WAR files and manage the entire lifecycle of the project using Maven.
https://docs.spring.io/spring-boot/docs/current/maven-plugin/reference/html/
Spring Boot Gradle Plugin is similar to the Maven plugin but designed for Gradle projects. It simplifies the build and deployment process by providing tasks that package the application, run tests, and manage dependencies.
https://docs.spring.io/spring-boot/docs/current/gradle-plugin/reference/html/
Spring AMQP is a messaging module in Spring Boot that provides support for RabbitMQ. It helps developers easily integrate messaging capabilities into their applications and provides a high-level abstraction over AMQP messaging protocols.
https://www.rabbitmq.com/tutorials/tutorial-one-spring-amqp.html
Liquibase is another database migration tool used in Spring Boot projects to version and apply changes to the database schema. It integrates well with the application’s lifecycle, providing automated and reliable schema updates.
CORS (Cross-Origin Resource Sharing) is a security feature in Spring Boot that enables or restricts web applications from accessing resources from a different domain. It is configured to control how and which domains are allowed to interact with the backend.
https://en.wikipedia.org/wiki/Cross-origin_resource_sharing
Micrometer is a metrics collection framework integrated with Spring Boot. It provides a way to collect and export application performance metrics to various monitoring systems like Prometheus, Grafana, or Datadog.
ConfigurationProperties is an annotation in Spring Boot used to bind configuration properties from application.properties or YAML files into Java objects. This enables structured and type-safe access to configuration data.
Spring Cloud Config is a configuration server in the Spring Cloud suite that centralizes the configuration of distributed systems. It allows externalized configuration, making it easy to manage different environments for microservices.
https://cloud.spring.io/spring-cloud-config/
Spring Batch is a framework used within Spring Boot for batch processing, handling large volumes of data through processing jobs like data migration, report generation, or parallel data processing. It provides transaction management, chunk processing, and job scheduling.
https://docs.spring.io/spring-batch/docs/current/reference/html/
Spring Integration is a framework in Spring Boot for building enterprise integration patterns. It supports messaging systems, file systems, and web services, helping applications connect to external systems and data sources with minimal configuration.
https://github.com/spring-projects/spring-integration
@RestController is an annotation in Spring Boot that combines @Controller and @ResponseBody annotations, simplifying the creation of RESTful web services by automatically serializing objects to JSON or XML.
@SpringBootApplication is the primary annotation in a Spring Boot application that triggers auto-configuration, component scanning, and property configuration. It marks the entry point of the application.
Spring AOP (Aspect-Oriented Programming) is a feature in Spring Boot that allows cross-cutting concerns, such as logging, security, or transaction management, to be separated from the main business logic, enabling cleaner code.
https://en.wikipedia.org/wiki/Aspect-oriented_programming
@Component is a stereotype annotation in Spring Boot that indicates a class as a Spring bean. Classes marked with @Component are automatically detected and registered by Spring’s component scanning mechanism.
@EnableAutoConfiguration is an annotation in Spring Boot that instructs Spring to automatically configure beans based on the application’s classpath dependencies. It simplifies the manual configuration of numerous components.
Spring REST Docs is a documentation tool that helps generate documentation for RESTful APIs directly from tests. It ensures that documentation stays up to date with the implementation of the API.
https://github.com/spring-projects/spring-restdocs
Spring Retry is a module in Spring Boot that provides support for retrying failed operations automatically. It helps improve application robustness by handling transient faults, such as network failures, gracefully.
https://github.com/spring-projects/spring-retry
ServletContainerInitializer is an interface used in Spring Boot applications to configure the embedded Servlet container. It allows the developer to programmatically configure and customize the container before starting the application.
https://docs.oracle.com/javaee/7/api/javax/servlet/ServletContainerInitializer.html
Spring Shell is a framework used in Spring Boot to build command-line applications. It allows developers to create interactive shell applications, enabling users to run commands, scripts, or automate tasks from the terminal.
https://github.com/spring-projects/spring-shell
Spring Kafka is a messaging module in Spring Boot that provides integration with Apache Kafka. It allows applications to produce and consume messages from Kafka topics easily and supports various Kafka configuration and error-handling mechanisms.
https://kafka.apache.org/documentation/
HealthIndicator is an interface in Spring Boot Actuator that provides health-check information about a specific part of the application, such as a database, message broker, or any other component that needs monitoring.
Spring Data Redis is a module within Spring Boot that simplifies integration with Redis, a popular in-memory data structure store. It provides support for various Redis data types and allows applications to store and retrieve data with ease.
https://docs.spring.io/spring-data/redis/docs/current/reference/html/
Spring RSocket is a framework in Spring Boot that provides support for RSocket, a protocol for reactive stream-based communication between client and server. It allows building high-performance, low-latency communication systems.
Spring Session is a module in Spring Boot that abstracts and manages session information across various session management backends like Redis, Hazelcast, or JDBC. It allows for session sharing across different nodes in a distributed application.
https://docs.spring.io/spring-session/docs/current/reference/html5/
@Value is an annotation in Spring Boot used to inject values into fields from application.properties or YAML files. It allows for easy configuration of application properties within Spring beans.
RestTemplate is a synchronous client in Spring Boot used for making HTTP requests to RESTful services. It provides a simple API for interacting with web services over HTTP and is commonly used for consuming external APIs.
WebClient is the reactive counterpart to RestTemplate in Spring Boot, designed for non-blocking, asynchronous web requests. It is part of Spring WebFlux and provides support for reactive programming when interacting with external web services.
https://docs.spring.io/spring-framework/docs/current/reference/html/web-reactive.html#webflux-client
JpaRepository is an interface in Spring Data JPA that provides methods for performing CRUD operations on entities. It extends the CrudRepository interface and adds more features, such as pagination and sorting, to manage entities in a database.
https://docs.spring.io/spring-data/jpa/docs/current/reference/html/#repositories
Spring WebSocket is a module in Spring Boot that provides support for building WebSocket-based applications. It allows full-duplex communication between the client and server, enabling real-time interaction, such as chat applications or live notifications.
https://docs.spring.io/spring-framework/docs/current/reference/html/web.html#websocket
MessageSource is an interface in Spring Boot used for resolving messages, especially for internationalization (i18n). It allows developers to manage localized messages across different languages and regions within an application.
Spring HATEOAS is a module that helps build hypermedia-driven RESTful services within Spring Boot. It provides tools for adding hypermedia links to resources, guiding clients on how to interact with the API dynamically.
https://spring.io/projects/spring-hateoas
Async is an annotation in Spring Boot used to mark methods for asynchronous execution. It enables methods to run in a separate thread, improving application responsiveness and performance, especially for long-running tasks.
Spring State Machine is a framework in Spring Boot that provides support for building state machine-based workflows. It helps developers implement event-driven workflows with clear states, transitions, and event handling logic.
https://github.com/spring-projects/spring-statemachine
Spring Data MongoDB is a module in Spring Boot that simplifies the integration of MongoDB, a NoSQL database. It provides a repository abstraction for managing data within MongoDB collections and supports schema-less database interactions.
https://docs.spring.io/spring-data/mongodb/docs/current/reference/html/
Spring Reactor is a reactive programming library used within Spring WebFlux in Spring Boot. It provides a framework for working with reactive streams, allowing developers to build non-blocking, event-driven applications.
Jackson is a popular JSON library integrated with Spring Boot for serializing and deserializing JSON data. It is the default library used by Spring to convert objects to JSON and vice versa when working with RESTful web services.
https://github.com/FasterXML/jackson
DataSource is an interface in Spring Boot used to represent a connection to a database. It abstracts the configuration of database connections and is central to database interaction within an application.
https://docs.oracle.com/javase/8/docs/api/javax/sql/DataSource.html
Spring Boot Admin is a community project used for managing and monitoring Spring Boot applications. It provides a user interface to view application health, logs, and metrics, making it easier to manage multiple applications in production.
https://github.com/codecentric/spring-boot-admin
Spring Data Elasticsearch is a module in Spring Boot that simplifies the integration with Elasticsearch, a distributed search and analytics engine. It provides a repository abstraction to interact with Elasticsearch indices and perform full-text searches.
https://docs.spring.io/spring-data/elasticsearch/docs/current/reference/html/
Spring Expression Language (SpEL) is a powerful expression language supported in Spring Boot for querying and manipulating an object graph at runtime. It is commonly used in configuration files, annotations, and access control expressions.
https://docs.spring.io/spring-framework/docs/current/reference/html/core.html#expressions
AspectJ is a seamless aspect-oriented programming extension used in conjunction with Spring Boot for advanced cross-cutting concerns, such as logging, security, and transaction management, in a more declarative manner.
https://www.eclipse.org/aspectj/
EventListener is an annotation in Spring Boot that allows methods to listen to and handle application events. It supports various event-driven mechanisms, such as reacting to changes in the application context or specific business logic triggers.
@RequestMapping is an annotation in Spring Boot used to map web requests to specific handler methods in a controller. It supports various HTTP methods like GET, POST, and DELETE, making it essential for building RESTful APIs.
Transactional is an annotation in Spring Boot that manages transaction boundaries for methods or classes. It ensures that database operations within a method are either fully completed or fully rolled back in case of failure.
Spring Cloud Gateway is a module in Spring Cloud that provides an API gateway for routing and filtering requests in a microservices architecture. It allows request routing, rate limiting, and load balancing features at the edge of the system.
https://spring.io/projects/spring-cloud-gateway
WebSocketStompClient is a class in Spring Boot that provides support for STOMP (Simple Text Oriented Messaging Protocol) over WebSocket connections. It allows real-time communication between clients and servers using WebSocket and messaging protocols.
Spring Data JDBC is a module in Spring Boot that simplifies JDBC operations by providing a lightweight data access abstraction. Unlike Spring Data JPA, it works directly with JDBC without the complexity of an object-relational mapping (ORM) layer.
https://docs.spring.io/spring-data/jdbc/docs/current/reference/html/
Spring Tool Suite (STS) is an integrated development environment (IDE) specifically tailored for Spring Boot and Spring Framework development. It is built on top of Eclipse and provides numerous tools and features for rapid application development.
Spring Fox is a project that integrates Swagger with Spring Boot to automatically generate interactive API documentation for RESTful web services. It enables developers to visualize and test API endpoints through a web interface.
https://github.com/springfox/springfox
Spring Native is a project that enables Spring Boot applications to be compiled to native executables using GraalVM. This provides faster startup times and reduced memory footprint, ideal for microservices and serverless environments.
https://spring.io/projects/spring-native
OpenFeign is a declarative HTTP client in Spring Cloud that simplifies making RESTful HTTP requests. It abstracts HTTP communication by allowing developers to define interfaces that map to external services, reducing the need for manual HTTP calls.
https://spring.io/projects/spring-cloud-openfeign
Spring Boot Scheduler is a feature in Spring Boot that allows developers to schedule tasks to be executed at fixed intervals or specified times. It is commonly used for cron jobs, background tasks, and periodic application maintenance.
Reactive Streams is a specification that defines asynchronous stream processing with non-blocking backpressure. It is implemented in Spring WebFlux within Spring Boot for building reactive applications.
https://www.reactive-streams.org/
Spring Boot Admin Server is a module that monitors and manages multiple Spring Boot applications from a central dashboard. It provides insights into the health, metrics, and logs of registered applications.
https://github.com/codecentric/spring-boot-admin
Spring RetryTemplate is a utility in Spring Boot that allows retry logic to be applied to operations that might fail transiently, such as network calls or database connections. It provides mechanisms for specifying retry policies and handling errors.
https://docs.spring.io/spring-batch/docs/current/reference/html/retry.html
Spring Actuator Metrics is a feature of Spring Boot Actuator that collects metrics from the application and exports them to monitoring systems like Prometheus or Datadog. It tracks system health, performance, and application-specific metrics.
https://docs.spring.io/spring-boot/docs/current/reference/html/actuator.html#actuator.metrics
Spring AMQP Template is a messaging abstraction in Spring Boot that simplifies sending and receiving messages to RabbitMQ. It provides a higher-level API over RabbitTemplate, making it easier to work with message exchanges.
https://docs.spring.io/spring-amqp/docs/current/reference/html/
OAuth2Login is a security feature in Spring Boot that provides an easy way to integrate OAuth 2.0 authentication for web applications. It supports major identity providers like Google, Facebook, and GitHub for single sign-on (SSO).
https://docs.spring.io/spring-security/reference/reactive/oauth2/login/oauth2login.html
Spring Data REST is a module in Spring Boot that exposes Spring Data JPA repositories as RESTful web services automatically. It simplifies the creation of RESTful APIs by providing out-of-the-box endpoints for common CRUD operations.
https://spring.io/projects/spring-data-rest
Resilience4j is a lightweight, fault-tolerance library used with Spring Boot for handling retries, circuit breakers, and rate limiters. It helps build resilient applications by mitigating failures in remote services and dependencies.
https://resilience4j.readme.io/docs
Spring WebClient.Builder is a utility in Spring Boot that allows for the configuration of WebClient instances. It enables customization of HTTP clients for specific use cases, such as setting timeouts, adding filters, or modifying headers.
Spring Boot Properties refers to the configuration properties loaded from application.properties or application.yml files in Spring Boot. These properties allow developers to externalize configuration settings for different environments.
Spring Boot Logging is the logging framework integrated with Spring Boot that supports various logging libraries such as Logback, SLF4J, and Log4j2. It automatically configures logging settings based on the application's environment.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.logging
RestHighLevelClient is an API client in Spring Data Elasticsearch that provides a higher-level abstraction for interacting with an Elasticsearch cluster. It simplifies operations like indexing, searching, and managing documents.
https://www.elastic.co/guide/en/elasticsearch/client/java-rest/current/java-rest-high.html
Spring TransactionTemplate is a utility in Spring Boot for programmatically managing transactions. It simplifies transaction management by wrapping the transaction logic and committing or rolling back based on the outcome.
Spring MVC Async is a feature in Spring Boot that allows for asynchronous request processing. It helps improve the scalability of web applications by enabling long-running tasks to run in the background without blocking the main thread.
https://docs.spring.io/spring-framework/docs/current/reference/html/web.html#mvc-ann-async
Spring Data Neo4j is a module that simplifies working with Neo4j, a graph database, in Spring Boot. It provides repository abstractions for interacting with graph data, enabling developers to map domain models to graph nodes and relationships.
https://spring.io/projects/spring-data-neo4j
Spring Boot Actuator Info is a feature in Spring Boot Actuator that provides an endpoint to expose information about the application, such as version, build details, or custom metadata, for monitoring and management purposes.
https://docs.spring.io/spring-boot/docs/current/reference/html/actuator.html#actuator.endpoints.info
Spring Boot Logging Groups is a feature that allows developers to group multiple loggers together and configure their logging levels collectively. This simplifies the management of log settings for related components in a Spring Boot application.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.logging.groups
Spring Cloud Stream is a framework that simplifies the development of message-driven microservices within Spring Boot. It abstracts the messaging middleware and provides support for event-driven architectures using various brokers like Kafka and RabbitMQ.
https://spring.io/projects/spring-cloud-stream
Spring Boot AsyncExecutor is a component used to manage asynchronous tasks in Spring Boot applications. It allows developers to configure and fine-tune thread pools for better performance and control over background task execution.
Spring Boot Banner refers to the custom text or image displayed in the console when a Spring Boot application starts. Developers can replace the default Spring Boot banner with their own custom banners for branding or messaging purposes.
Spring Boot ApplicationRunner is an interface used in Spring Boot for executing code after the application context has been initialized. It provides a way to run logic right after the Spring application starts, typically used for initialization tasks.
https://docs.spring.io/spring-boot/docs/current/api/org/springframework/boot/ApplicationRunner.html
Spring Boot FlywayAutoConfiguration is an auto-configuration class in Spring Boot that integrates Flyway database migrations into the application lifecycle. It automatically detects the presence of Flyway and applies database migrations on startup.
Spring Boot Profiles YAML is a feature that allows developers to configure different profiles within the YAML configuration file. This enables setting environment-specific properties, such as database URLs, for development, test, and production environments.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.profiles
Spring Boot ServletInitializer is a class that allows a Spring Boot application to be deployed as a traditional WAR file on an external Tomcat, Jetty, or other servlet containers, rather than using the embedded server.
https://docs.spring.io/spring-boot/docs/current/reference/html/deployment.html#deployment.war
Spring Boot ErrorAttributes is a component in Spring Boot that manages error attributes for displaying custom error messages when an exception is thrown. It allows developers to customize error handling in web applications.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.error-handling
Spring Boot Embedded Database is a feature that automatically configures an embedded database like H2, HSQLDB, or Derby during development. It simplifies database setup by providing an in-memory database without requiring external database servers.
https://docs.spring.io/spring-boot/docs/current/reference/html/data.html#data.sql
Spring Boot Condition is a mechanism that allows beans to be created conditionally based on certain criteria, such as the presence of a class on the classpath or a specific property in the environment. It uses annotations like @Conditional to enable this functionality.
Spring Boot Lazy Initialization is a feature that delays the creation of beans until they are actually needed. This can improve startup time by deferring the instantiation of beans that are not immediately required when the application starts.
Spring Boot ApplicationContextInitializer is an interface that allows developers to configure the ApplicationContext before it is fully refreshed. It provides a way to programmatically modify the context or add initial configurations.
Spring Boot IntegrationTest refers to a set of testing utilities and annotations in Spring Boot that facilitate integration testing. It allows developers to run tests in a Spring context with auto-configuration and embedded server support.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.testing
Spring Boot Binder is a component used to bind external configuration properties, such as those in application.properties or YAML files, to strongly typed Java objects. This allows for type-safe access to configuration data.
Spring Boot RestDocs integrates Spring REST Docs with Spring Boot to generate documentation for RESTful services based on actual test cases. It ensures that the API documentation stays up-to-date and accurate by generating it directly from tests.
https://docs.spring.io/spring-restdocs/docs/current/reference/html5/
Spring Boot RetryTemplate is a utility that provides a template for applying retry logic to operations that may fail transiently. It can be used to retry database queries, HTTP requests, or any other operation that might temporarily fail.
Spring Boot ShutdownHook refers to a mechanism for running cleanup code or releasing resources when a Spring Boot application is shutting down. This can be used to gracefully terminate connections, close resources, or perform other shutdown tasks.
Spring Boot AutoProxy is a feature that automatically creates proxies for beans when certain conditions are met, such as when an aspect is applied to a bean or when transactional annotations are present. It simplifies the use of AOP and transaction management.
Spring Boot Tomcat refers to the embedded Apache Tomcat server that is included by default in Spring Boot applications. It allows developers to run their applications without having to configure an external servlet container.
Spring Boot Graceful Shutdown is a feature that allows Spring Boot applications to shut down gracefully by waiting for active requests to complete before terminating the server. This ensures that no in-flight requests are interrupted during the shutdown process.
https://docs.spring.io/spring-boot/docs/current/reference/html/web.html#web.server.graceful-shutdown
Spring Boot AsyncRestTemplate is a non-blocking, asynchronous alternative to RestTemplate in Spring Boot. It allows the execution of HTTP requests in an asynchronous manner, improving scalability for IO-bound operations.
Spring Boot ConfigurationPropertiesBinding is an annotation used to bind properties from application.properties or YAML files to complex custom objects. It helps convert complex data structures in configuration files into Java objects with specific types.
Spring Boot HealthIndicatorAutoConfiguration automatically configures health indicators for key system components, such as databases or messaging systems. It ensures that critical services are monitored for availability and performance through Spring Boot Actuator.
Spring Boot MultipartFile is an abstraction that simplifies the handling of file uploads in Spring Boot applications. It provides methods for accessing file content, metadata, and saving uploaded files to disk or processing them directly.
Spring Boot SessionAutoConfiguration automatically configures session management in Spring Boot applications. It provides support for HTTP session storage in backends like Redis, JDBC, or in-memory, helping applications scale by externalizing session data.
https://docs.spring.io/spring-session/docs/current/reference/html5/
Spring Boot ReactiveMongoTemplate is a reactive alternative to the traditional MongoTemplate used in Spring Data MongoDB. It supports non-blocking, asynchronous database operations, making it ideal for reactive applications built with Spring WebFlux.
https://docs.spring.io/spring-data/mongodb/docs/current/reference/html/#mongo.reactive
Spring Boot Logback is the default logging framework used in Spring Boot applications. It provides flexible configuration through XML or Groovy scripts, and supports advanced logging features like asynchronous logging, log rotation, and filters.
https://logback.qos.ch/manual/configuration.html
Spring Boot WebSocketConfigurer is an interface used to configure WebSocket message handling in Spring Boot applications. It allows developers to register WebSocket endpoints, configure message brokers, and handle message routing.
Spring Boot Hystrix is a fault-tolerance library used with Spring Boot to implement the circuit breaker pattern. It helps applications handle failures in remote services by providing fallback mechanisms, timeout handling, and monitoring of service health.
https://github.com/Netflix/Hystrix
Spring Boot RedisAutoConfiguration is a feature that automatically configures Redis connections when the necessary dependencies are present on the classpath. It simplifies the integration of Redis as a caching or message broker solution in Spring Boot applications.
https://docs.spring.io/spring-boot/docs/current/reference/html/data.html#data.nosql.redis
Spring Boot DataSourceAutoConfiguration automatically configures a DataSource for database connections in Spring Boot applications. It detects the presence of a database driver on the classpath and configures a connection pool automatically.
https://docs.spring.io/spring-boot/docs/current/reference/html/data.html#data.sql.datasource
Spring Boot AutoConfigurationReport is a diagnostic tool that provides a report of all auto-configuration classes that were applied or skipped when a Spring Boot application starts. It helps developers understand why certain beans were or were not created.
https://docs.spring.io/spring-boot/docs/current/reference/html/using.html#using.auto-configuration
Spring Boot MongoDBAutoConfiguration automatically configures a MongoDB connection when the required dependencies are present. It simplifies the use of MongoDB in Spring Boot applications by setting up the necessary beans for database operations.
https://docs.spring.io/spring-boot/docs/current/reference/html/data.html#data.nosql.mongodb
Spring Boot CommandLineRunner is an interface used to execute code after the Spring Boot application has started. It allows developers to run initialization logic, such as seeding the database or performing other setup tasks, at application startup.
https://docs.spring.io/spring-boot/docs/current/api/org/springframework/boot/CommandLineRunner.html
Spring Boot ServletRegistrationBean is a class that allows developers to register custom Servlets in a Spring Boot application. It provides the ability to configure servlets programmatically, without the need for a web.xml file.
https://docs.spring.io/spring-boot/docs/current/reference/html/web.html#web.servlet.registration
Spring Boot ErrorController is an interface that provides a mechanism for customizing error handling in Spring Boot applications. It allows developers to define a global error page or endpoint that handles any uncaught exceptions in the application.
Spring Boot FileSystemResource is a class that provides an abstraction for reading and writing files from the file system. It allows Spring Boot applications to access files using resource paths, making it easy to work with file-based data.
Spring Boot BeanPostProcessor is an interface that allows developers to modify bean properties or execute custom logic before and after bean initialization in a Spring Boot application. It provides hooks for customizing bean creation at runtime.
Spring Boot ServerProperties is a class that holds configuration properties related to the embedded web server in a Spring Boot application. It allows developers to configure settings like the server port, context path, and SSL configuration.
https://docs.spring.io/spring-boot/docs/current/reference/html/web.html#web.server
Spring Boot Endpoint is a concept within Spring Boot Actuator that exposes application management functionality via HTTP, JMX, or other protocols. Endpoints like `/health`, `/metrics`, and `/env` allow developers to monitor and manage applications.
https://docs.spring.io/spring-boot/docs/current/reference/html/actuator.html#actuator.endpoints
Spring Boot MessageConverters are components that automatically convert HTTP request and response bodies to and from Java objects in Spring Boot applications. They support formats such as JSON, XML, and custom formats by using libraries like Jackson.
Spring Boot TaskScheduler is an interface that provides support for scheduling tasks in Spring Boot applications. It enables the execution of tasks at fixed intervals, delayed execution, or cron expressions, facilitating automated tasks like backups or report generation.
Spring Boot FilterRegistrationBean is a class that allows developers to register and configure custom Servlet Filters programmatically in Spring Boot. It is commonly used to add cross-cutting concerns like authentication or logging to HTTP requests.
Spring Boot RequestContextListener is a listener in Spring Boot that binds the lifecycle of an HTTP request to the current thread. It allows access to the HttpServletRequest and HttpSession objects in any part of the application.
Spring Boot DataSourceTransactionManager is a transaction manager used in Spring Boot for managing database transactions when working with relational databases. It supports both programmatic and declarative transaction management using annotations like @Transactional.
Spring Boot HandlerInterceptor is a component in Spring MVC that intercepts HTTP requests before they reach a controller. It is used for tasks like authentication, logging, or modifying request attributes, and can be configured for specific routes.
Spring Boot ResponseEntity is a class that represents the entire HTTP response in Spring Boot applications. It provides control over the HTTP status code, headers, and body content, allowing developers to customize responses for REST APIs.
Spring Boot MultipartConfigElement is a configuration class that defines settings for file uploads in Spring Boot. It allows developers to configure the maximum file size, request size, and location for file storage during multipart requests.
Spring Boot PathVariable is an annotation in Spring MVC used to extract values from the URL path in a web request. It maps URL segments to method parameters, making it easy to build dynamic RESTful APIs that handle variable inputs.
Spring Boot EmbeddedServletContainerCustomizer is an interface that allows developers to customize the configuration of the embedded servlet container in Spring Boot. This can be used to modify settings such as the port, session timeout, or context path at runtime.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#howto-configure-servlet
Spring Boot CorsConfiguration is a class that provides configuration for Cross-Origin Resource Sharing (CORS) in Spring Boot applications. It defines how requests from other domains are handled, specifying allowed origins, methods, and headers.
Spring Boot ModelAndView is a class used in Spring MVC to return both the model (data) and the view (UI template) to be rendered in a response. It helps separate business logic from presentation in web applications.
Spring Boot LocaleResolver is a component that resolves the locale (language and region) for a request in Spring Boot applications. It enables internationalization (i18n) by determining the appropriate language based on request attributes like headers or cookies.
Spring Boot JdbcTemplate is a utility class that simplifies database access in Spring Boot applications. It eliminates much of the boilerplate code involved in executing SQL queries and handling ResultSets, making database interaction straightforward.
Spring Boot ShutdownEndpoint is an Actuator endpoint that allows administrators to shut down a Spring Boot application gracefully through a HTTP or JMX request. It provides a controlled way to terminate the application, ensuring that ongoing processes are completed.
Spring Boot AsyncConfigurer is an interface that allows for custom configuration of the asynchronous execution infrastructure in a Spring Boot application. It lets developers define custom Executors for handling background tasks asynchronously.
Spring Boot RestTemplateCustomizer is a functional interface used to customize the behavior of RestTemplate in Spring Boot applications. It allows for programmatic modification of properties like interceptors, message converters, or error handlers.
Spring Boot MapStruct is a code generation library integrated with Spring Boot for simplifying object mapping between different data models. It automatically generates the necessary code to convert between objects, reducing boilerplate code.
Spring Boot RabbitTemplate is a messaging abstraction that simplifies sending and receiving messages from RabbitMQ in Spring Boot applications. It provides a higher-level API over Spring AMQP, making it easier to interact with message queues.
https://docs.spring.io/spring-amqp/docs/current/reference/html/#amqp-template
Spring Boot ExceptionHandler is an annotation in Spring MVC used to define methods that handle exceptions thrown during the execution of a web request. It allows developers to create centralized exception handling logic for specific or global errors in their applications.
Spring Boot PropertySourcesPlaceholderConfigurer is a bean that resolves placeholders in application.properties or YAML files and injects their values into Spring beans. It allows developers to externalize configuration, making applications more flexible.
Spring Boot SmartInitializingSingleton is an interface that allows beans to perform initialization logic once all singletons are fully created and initialized. This is useful for actions that need to occur after the application context has been fully set up.
Spring Boot ApplicationListener is an interface for listening to application events in Spring Boot. It allows developers to react to lifecycle events, such as context refresh or shutdown, providing hooks for executing custom logic at specific stages of the application.
Spring Boot ForwardedHeaderFilter is a filter that processes forwarded headers in a web request to ensure proper handling of request URLs behind a proxy. It enables better support for X-Forwarded-For and X-Forwarded-Proto headers in web applications.
Spring Boot Cacheable is an annotation that enables caching for method results in Spring Boot applications. It allows developers to store the results of method executions in a cache to improve performance and reduce redundant calculations or database queries.
Spring Boot TransactionSynchronizationManager is a class that provides transaction synchronization in Spring Boot. It tracks the current transaction's state and ensures that resources, like database connections, are properly committed or rolled back.
Spring Boot DelegatingFilterProxy is a class that allows Spring Boot filters to be managed by the Spring container. It delegates calls to a filter defined as a Spring bean, enabling dependency injection and lifecycle management for servlet filters.
Spring Boot RequestBody is an annotation used in Spring MVC to bind the body of an HTTP request to a Java object. It simplifies the handling of incoming JSON, XML, or other request body formats and maps them directly to method parameters.
Spring Boot CloudConfigClient is a component that connects to a Spring Cloud Config server to fetch externalized configuration properties for a Spring Boot application. It supports the management of properties across multiple environments and microservices.
https://docs.spring.io/spring-cloud-config/docs/current/reference/html/
Spring Boot MultipartResolver is a strategy interface in Spring Boot for handling file uploads. It allows applications to parse multipart HTTP requests and retrieve files or other data submitted in forms, simplifying the file upload process.
Spring Boot ClientHttpRequestInterceptor is an interface used to intercept and modify HTTP requests and responses in RestTemplate or WebClient. It allows for adding custom headers, logging requests, or altering the body before the request is sent.
Spring Boot HandlerMethodArgumentResolver is an interface used to customize how method arguments are resolved in Spring MVC controller methods. It allows developers to define custom logic for extracting and transforming request parameters before passing them to the controller.
Spring Boot WebFluxConfigurer is an interface used to configure Spring WebFlux applications. It allows developers to customize aspects of the reactive web stack, such as message converters, formatters, and resource handlers.
Spring Boot Validation integrates Java Bean Validation (JSR-303) into Spring Boot applications, allowing automatic validation of user input or model attributes. It provides a way to validate data using annotations like @Valid or @NotNull.
Spring Boot WebClientCustomizer is a functional interface that allows developers to customize the configuration of WebClient instances in Spring Boot. It provides flexibility in adding custom headers, filters, or error handling globally across requests.
Spring Boot DataLoader is a component used to preload or seed data into a database at application startup. It helps developers initialize databases with essential data during development or after migrations.
Spring Boot ResourceBundleMessageSource is a component that resolves messages from resource bundles, typically used for internationalization (i18n). It helps load messages from properties files for different locales, providing language support across the application.
Spring Boot CacheManager is an abstraction that manages cache configurations and operations in Spring Boot applications. It enables developers to define cache strategies, such as in-memory or distributed caching, and provides access to caches for storing data.
Spring Boot CorsRegistry is a component used to configure CORS settings for an entire Spring Boot application. It enables developers to define which origins, methods, and headers are allowed when handling cross-origin requests.
Spring Boot TaskExecutor is an interface in Spring Boot that abstracts the configuration of thread pools for executing tasks asynchronously. It allows developers to configure thread management for background processing in applications, improving concurrency handling.
Spring Boot RequestMappingHandlerAdapter is a component that processes requests in Spring MVC. It supports the handling of methods annotated with @RequestMapping and maps HTTP requests to the corresponding controller methods.
Spring Boot SimpleUrlHandlerMapping is a component in Spring MVC that maps request URLs to specific handler objects. It provides a simple way to define static URL patterns for serving resources or handling specific request paths in an application.
Spring Boot LoggersEndpoint is an Actuator endpoint that exposes the application's loggers and their current logging levels. It allows administrators to monitor and change logging configurations dynamically during runtime without restarting the application.
Spring Boot EnvironmentPostProcessor is an interface that allows developers to modify or enrich the Environment before the application context is refreshed. It provides a hook for adding custom property sources or modifying existing environment properties.
Spring Boot HttpMessageConverter is a component that converts HTTP request and response bodies into Java objects and vice versa. It supports formats like JSON, XML, and Form data, enabling seamless data exchange between clients and servers.
Spring Boot LocaleChangeInterceptor is a component that allows the application's locale (language and region) to be changed dynamically based on a request parameter. It intercepts HTTP requests and modifies the current locale based on user preferences.
Spring Boot FlashAttributes is a feature in Spring MVC that allows temporary storage of data between redirects. It enables developers to store data during one request and retrieve it in the next, often used for redirect scenarios after form submissions.
Spring Boot PropertyPlaceholderConfigurer is a class that resolves placeholders in Spring configuration files, allowing the use of dynamic property values in beans and application settings. It provides support for externalizing configuration through property files.
Spring Boot FileSystemXmlApplicationContext is an implementation of ApplicationContext that loads bean definitions from an XML file located in the file system. It allows developers to configure Spring beans using XML in a Spring Boot application.
Spring Boot HttpFirewall is a component that provides security by filtering potentially malicious HTTP requests. It blocks suspicious URL patterns and methods, ensuring that the application is protected from common web vulnerabilities.
Spring Boot OAuth2AuthorizedClientService is a service interface in Spring Security used to manage OAuth 2.0 clients and their tokens. It allows developers to securely store and retrieve access tokens for external services like Google or GitHub.
Spring Boot JmsTemplate is a messaging template that simplifies interaction with Java Message Service (JMS) in Spring Boot applications. It provides methods for sending and receiving messages in JMS queues and topics, making it easier to integrate messaging systems.
Spring Boot RestControllerAdvice is an annotation that provides centralized exception handling across multiple @RestController classes in Spring Boot. It allows for consistent error handling logic, mapping exceptions to HTTP responses globally.
Spring Boot Jackson2ObjectMapperBuilder is a builder class that configures the Jackson JSON object mapper. It allows developers to customize serialization, deserialization, and formatting settings for JSON data in Spring Boot applications.
Spring Boot SimpleJdbcInsert is a utility class that simplifies JDBC insert operations by reducing boilerplate code. It allows developers to perform insert statements without needing to write SQL queries manually, using a simple API for inserting data into databases.
Spring Boot MethodSecurityExpressionHandler is a component that provides support for method-level security in Spring Security. It allows developers to apply security constraints to individual methods, controlling access based on user roles or permissions.
Spring Boot WebSocketMessageBrokerConfigurer is an interface used to configure the message broker for WebSocket-based messaging in Spring Boot applications. It allows developers to configure message routing, broker relays, and WebSocket endpoints.
Spring Boot HandlerInterceptorAdapter is an abstract class that provides default implementations for intercepting requests in Spring MVC. It allows developers to intercept and modify incoming HTTP requests before they reach the controller, supporting tasks like logging or security checks.
Spring Boot DynamicDataSource is a configuration that allows switching between multiple data sources dynamically at runtime in Spring Boot applications. It enables the use of different databases or connection pools based on the current business logic or user context.
Spring Boot PathPattern is a new path-matching strategy introduced in Spring Framework 5.3, used for handling URL patterns in web applications. It provides better performance and more flexible matching rules compared to the legacy AntPathMatcher.
Spring Boot FieldError is a class that represents validation errors for individual fields in form submissions. It helps capture validation issues and pass them back to the user interface, indicating which fields failed and why.
Spring Boot AbstractRoutingDataSource is a class that allows for dynamic routing of data source connections in Spring Boot applications. It determines the actual DataSource to use for each database operation based on custom logic, enabling multi-tenant or multi-database setups.
Spring Boot HandlerMapping is an interface used to map HTTP requests to specific handler methods in Spring MVC. It allows developers to configure custom URL patterns and map them to controller actions, handling web requests efficiently.
Spring Boot ConcurrentMapCacheManager is a simple cache manager that stores data in an in-memory ConcurrentMap. It provides basic caching capabilities in Spring Boot applications without requiring external cache providers.
Spring Boot Validator is a component used for data validation in Spring Boot applications. It integrates with Java Bean Validation (JSR 303) to apply validation rules on model objects, ensuring that input data conforms to specified constraints.
Spring Boot ReloadableResourceBundleMessageSource is a subclass of ResourceBundleMessageSource that reloads message bundles when changes are detected. It is commonly used for internationalization (i18n) to ensure that translations can be updated without restarting the application.
Spring Boot DefaultMessageListenerContainer is a message listener container that handles asynchronous message consumption in Spring JMS. It simplifies the configuration of message listeners, handling concurrency and message acknowledgment automatically.
Spring Boot AbstractApplicationContext is a base class for all Spring application contexts. It provides the common functionality required for initializing, refreshing, and closing an application context in a Spring Boot application.
Spring Boot XForwardedFilter is a filter used to process X-Forwarded headers, typically in applications deployed behind proxies. It adjusts request URLs and other attributes based on these headers, ensuring correct URL resolution and redirection.
Spring Boot AbstractSecurityWebApplicationInitializer is a class that automatically registers the springSecurityFilterChain for web application security. It eliminates the need for manual filter registration in web.xml by integrating Spring Security with Spring Boot applications.
Spring Boot ServletContextInitializer is an interface used to configure the ServletContext programmatically. It allows for the registration of Servlets, Filters, and listeners without using web.xml, enabling customization of the web environment in Spring Boot applications.
Spring Boot BeanFactoryPostProcessor is an interface that allows customization of bean definitions after the BeanFactory has been initialized but before any beans are instantiated. It is commonly used to modify bean properties or configurations programmatically.
Spring Boot ResourceHttpRequestHandler is a handler that serves static resources such as images, CSS, and JavaScript files in Spring Boot web applications. It simplifies the serving of static content from predefined locations like `/resources/` or `/static/`.
Spring Boot CookieValue is an annotation used to bind the value of an HTTP cookie to a method parameter in a Spring MVC controller. It enables easy access to cookies sent in a request, allowing them to be processed or validated.
Spring Boot HttpServletResponseWrapper is a class that wraps an HttpServletResponse object, allowing for modification of the response, such as adding custom headers or modifying the response body before sending it to the client.
Spring Boot PropertySource is an annotation that adds property sources to the Environment in a Spring Boot application. It allows developers to externalize configuration by loading properties from files, databases, or other external systems.
Spring Boot InterceptorRegistry is a component used to register HandlerInterceptors in Spring MVC applications. It allows for the customization of request processing, adding pre- and post-handling logic for incoming requests.
Spring Boot RequestPart is an annotation in Spring MVC used to bind parts of a multipart request (such as file uploads) to method parameters. It simplifies the handling of file uploads and other multipart form data in web applications.
Spring Boot SessionRegistry is a component used in Spring Security to manage active user sessions. It tracks authenticated user sessions across the application, enabling session management features like session expiration, invalidation, or concurrency control.
Spring Boot TraceEndpoint is an Actuator endpoint that provides detailed information about recent HTTP requests in a Spring Boot application. It is useful for debugging and tracking the flow of requests through the system, displaying headers, parameters, and status codes.
Spring Boot FeignClient is a declarative HTTP client used in Spring Cloud for making HTTP requests to remote services. It simplifies REST client development by abstracting the HTTP communication and automatically handling request serialization and response deserialization.
https://docs.spring.io/spring-cloud-openfeign/docs/current/reference/html/
Spring Boot CharacterEncodingFilter is a servlet filter that ensures that requests and responses are handled using a specified character encoding, such as UTF-8. It helps to avoid issues related to character encoding mismatches in web applications.
Spring Boot MultipartAutoConfiguration is a feature that automatically configures file upload support when multipart file uploads are detected in the application. It configures the necessary beans to handle multipart requests in a Spring Boot application.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#howto.spring-mvc.multipart
Spring Boot HttpSessionEventPublisher is a class that enables session event publishing in Spring Boot applications. It listens for session creation and destruction events, allowing for actions like logging or session expiration handling to be performed.
Spring Boot WebMvcConfigurerAdapter is a deprecated class that was used to provide default implementations for the WebMvcConfigurer interface. It has been replaced by directly implementing WebMvcConfigurer for customizing Spring MVC configuration in a Spring Boot application.
Spring Boot DataBuffer is a component in Spring WebFlux that represents a sequence of bytes in reactive streams. It is used for efficient reading, writing, and manipulation of binary data in reactive applications.
Spring Boot JdbcCursorItemReader is a component used in Spring Batch for reading database records one row at a time, using a JDBC cursor for efficient batch processing of large datasets. It minimizes memory consumption when dealing with large result sets.
Spring Boot HandlerMethodReturnValueHandler is an interface used to customize how return values from controller methods are processed in Spring MVC. It allows developers to define custom logic for processing and rendering responses, such as converting data formats or handling async responses.
Spring Boot JobLauncher is a component in Spring Batch that is responsible for launching batch jobs. It manages the execution of a job, including its configuration and triggering, and provides the ability to start and stop jobs programmatically.
https://docs.spring.io/spring-batch/docs/current/reference/html/job.html#job
Spring Boot ApplicationEventPublisher is an interface used for publishing application events in a Spring Boot application. It allows developers to create and dispatch custom events throughout the application, promoting loose coupling between components.
Spring Boot SimpleMappingExceptionResolver is a class used to map exceptions to specific error pages in Spring MVC applications. It provides a simple mechanism for handling exceptions and directing users to appropriate error views based on the type of exception.
Spring Boot BeanNameViewResolver is a view resolver in Spring MVC that resolves views based on the bean names declared in the Spring context. It allows developers to map view names directly to View beans, simplifying view management in a web application.
Spring Boot FormHttpMessageConverter is a message converter that converts application/x-www-form-urlencoded and multipart/form-data requests and responses in Spring MVC. It simplifies working with form submissions in web applications.
Spring Boot ApplicationPidFileWriter is a listener that writes the process ID (PID) of the Spring Boot application to a file when the application starts. This is useful for tracking and managing application processes, especially in a production environment.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#howto.tracking-application-pid
Spring Boot AbstractMessageConverterMethodProcessor is a base class used to handle HTTP requests and responses in Spring MVC by using message converters. It simplifies the conversion of method arguments and return values between Java objects and HTTP data formats like JSON and XML.
Spring Boot ClientRegistrationRepository is a repository interface that stores information about OAuth 2.0 client registrations. It is used in Spring Security for managing OAuth clients, enabling authentication with external providers like Google or Facebook.
Spring Boot JobExecutionListener is an interface in Spring Batch that provides callbacks at various stages of a batch job's execution, such as before the job starts or after it completes. It allows developers to perform custom logic at these stages, like logging or clean-up tasks.
https://docs.spring.io/spring-batch/docs/current/reference/html/job.html#jobexecutionlistener
Spring Boot CorsFilter is a filter that processes CORS (Cross-Origin Resource Sharing) requests in Spring Boot web applications. It helps manage security by allowing or restricting access to resources based on the origin of the request.
Spring Boot DefaultLifecycleProcessor is a class that manages the lifecycle of beans in a Spring Boot application. It handles the start and stop operations for beans that implement the SmartLifecycle interface, ensuring proper initialization and shutdown.
Spring Boot SimpleAsyncTaskExecutor is a task executor that creates new threads for each task submitted. It is used in Spring Boot for running asynchronous tasks without maintaining a thread pool, ideal for lightweight tasks that do not require thread reuse.
Spring Boot JsonComponent is an annotation used to register custom Jackson serializers and deserializers in a Spring Boot application. It simplifies the process of customizing JSON serialization and deserialization without needing explicit configuration.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.json.jackson
Spring Boot RepositoryRestController is an annotation in Spring Data REST that marks a controller as handling repository-specific REST API requests. It allows developers to add custom behaviors or extend the standard repository REST endpoints.
Spring Boot CommonsRequestLoggingFilter is a filter used for logging incoming HTTP requests. It captures request details such as headers, parameters, and the request URL, helping developers debug and track incoming requests in a Spring Boot application.
Spring Boot MockMvc is a testing utility that allows for the simulation of HTTP requests and responses in Spring MVC controllers. It enables developers to test web controllers without starting a full HTTP server, providing fast and lightweight unit testing.
Spring Boot ResponseStatusException is an exception class used to return HTTP status codes along with error messages from a controller in a Spring Boot application. It allows developers to set specific HTTP response statuses when errors occur in their REST APIs.
Spring Boot DeferredResult is a class used in Spring MVC to handle asynchronous request processing. It allows a controller method to return immediately while deferring the actual result of the request, enabling long-running tasks to complete in the background.
Spring Boot DefaultMessageListenerContainer is a JMS message listener container that manages the concurrent consumption of messages in Spring Boot applications. It handles message retrieval, concurrency, and transaction management in a simple and efficient way.
Spring Boot ConditionEvaluationReport is a diagnostic tool that provides insight into which conditions were evaluated in Spring Boot's auto-configuration process. It shows why certain beans were or were not created, helping developers troubleshoot configuration issues.
Spring Boot TraceRepository is an interface that stores trace information about HTTP requests in a Spring Boot application. It enables the collection and retrieval of detailed trace data, such as request headers and execution times, for debugging and monitoring purposes.
Spring Boot JdbcBatchItemWriter is a component in Spring Batch used to write a large volume of data to a relational database. It supports batch writing, ensuring efficient data insertion or updates using JDBC in batch processing tasks.
Spring Boot AbstractRequestLoggingFilter is a base class for filters that log HTTP request details. It provides a mechanism for logging request parameters, headers, and other metadata, helping to track and debug HTTP requests in web applications.
Spring Boot JobParametersValidator is an interface used in Spring Batch to validate job parameters before a batch job starts. It ensures that all required parameters are present and correctly formatted, preventing execution errors in batch processing.
Spring Boot Pageable is an interface in Spring Data that helps paginate data in a Spring Boot application. It simplifies retrieving subsets of data from repositories by specifying page size, page number, and sorting criteria.
Spring Boot LocaleContextResolver is an interface used to determine the locale and time zone for each request in a web application. It enables internationalization by dynamically resolving the user's locale based on request attributes.
Spring Boot @EventListener is an annotation that registers a method to listen for application events. It allows developers to handle custom events or standard Spring lifecycle events, promoting an event-driven architecture.
Spring Boot JobExecution is a component in Spring Batch that represents the execution of a batch job. It tracks the status, parameters, and metadata of a job's run, providing insights into the job's progress and outcome.
https://docs.spring.io/spring-batch/docs/current/reference/html/domain.html#jobExecution
Spring Boot RedirectView is a class in Spring MVC that handles redirect responses. It allows controllers to redirect clients to a different URL, typically used after form submissions to implement the Post/Redirect/Get pattern.
Spring Boot HandlerMethod is a class in Spring MVC that encapsulates information about a method annotated with request-handling annotations like @RequestMapping. It provides details about the method, its parameters, and its annotations for processing HTTP requests.
Spring Boot StepScope is a feature in Spring Batch that allows beans to be scoped to the lifecycle of a batch step. It ensures that certain beans are created or initialized within the context of a batch step, providing more fine-grained control over bean lifecycles in batch jobs.
https://docs.spring.io/spring-batch/docs/current/reference/html/configureStep.html#step-scope
Spring Boot JpaTransactionManager is a transaction manager in Spring Boot that manages transactions for JPA entities. It integrates with Spring Data JPA to ensure database operations are executed within a transaction, supporting declarative and programmatic transaction management.
Spring Boot SimpMessagingTemplate is a messaging template used in Spring WebSocket applications for sending messages to WebSocket clients. It provides methods for broadcasting messages to all clients or specific clients based on destinations and subscription identifiers.
Spring Boot MongoTemplate is a high-level abstraction in Spring Data MongoDB that simplifies MongoDB operations. It provides methods for querying, saving, and updating documents in MongoDB collections, making database interactions easier for developers.
https://docs.spring.io/spring-data/mongodb/docs/current/reference/html/#mongo-template
Spring Boot HttpInvokerProxyFactoryBean is a factory bean used for creating proxies to remote services using Spring’s HTTP invoker. It allows developers to invoke methods on remote Java objects over HTTP, making it easier to implement distributed systems.
Spring Boot AsyncRestTemplate is a class that enables asynchronous HTTP requests in Spring Boot. Unlike the synchronous RestTemplate, it allows for non-blocking operations, improving scalability and responsiveness in web applications that need to handle concurrent requests.
Spring Boot DataSourceInitializer is a component used to initialize a database with schema or data scripts when the application starts. It ensures that the database is properly configured, creating tables or populating initial data from SQL scripts.
Spring Boot MailSender is an interface that provides methods for sending email in Spring Boot applications. It supports sending simple text emails or more complex messages with attachments and HTML content.
Spring Boot RabbitListener is an annotation used to mark methods that should process messages from a RabbitMQ queue. It simplifies message-driven communication, automatically handling message consumption and routing within the application.
https://docs.spring.io/spring-amqp/docs/current/reference/html/#async-annotation
Spring Boot HealthContributor is a component in Spring Boot Actuator that provides additional health check information for specific subsystems, such as databases, messaging systems, or custom components. It extends the health monitoring capabilities by contributing detailed health information.
Spring Boot RestDocsMockMvcConfiguration is a configuration class that integrates Spring REST Docs with MockMvc for generating documentation from unit tests. It captures details about HTTP requests and responses to create accurate API documentation directly from test cases.
https://docs.spring.io/spring-restdocs/docs/current/reference/html5/#getting-started
Spring Boot JpaRepositoryFactoryBean is a factory bean used to create JpaRepository instances in Spring Data JPA applications. It abstracts the creation of repository implementations, allowing developers to use standard JPA repository methods without needing to write boilerplate code.
https://docs.spring.io/spring-data/jpa/docs/current/reference/html/#repositories
Spring Boot BeanFactoryAnnotationUtils is a utility class that helps in retrieving beans from the BeanFactory by their type and qualifier. It simplifies working with bean dependencies that require specific qualifiers, ensuring correct bean resolution.
Spring Boot JobParametersIncrementer is an interface in Spring Batch that is used to automatically increment job parameters for new job executions. It is useful for generating unique parameters, such as timestamps, for batch jobs that need to run repeatedly.
Spring Boot ContentNegotiationManager is a component that determines the media type (such as JSON, XML, etc.) that should be returned for a request based on client preferences, request headers, or URL extensions. It is crucial for implementing content negotiation in Spring MVC.
Spring Boot SessionCreationPolicy is a setting in Spring Security that defines how sessions are managed. It allows developers to configure session handling strategies, such as never creating a session, creating it only if necessary, or always creating a new session.
Spring Boot AbstractStep is a base class in Spring Batch that provides common functionality for all steps in a batch job. It handles step execution, state management, and error handling, simplifying the development of custom steps in a batch job.
https://docs.spring.io/spring-batch/docs/current/reference/html/configureStep.html#steps
Spring Boot ProxyExchange is a helper class in Spring Cloud Gateway that allows applications to act as a reverse proxy, forwarding client requests to another server. It simplifies building proxy-based services with minimal configuration.
https://docs.spring.io/spring-cloud-gateway/docs/current/reference/html/
Spring Boot DataSourceProperties is a class used to configure properties for database connections in Spring Boot. It provides settings for configuring the URL, username, password, and other database-specific properties in a standardized way.
Spring Boot WebClientFilter is a filter that intercepts and modifies HTTP requests and responses in WebClient, the reactive HTTP client in Spring WebFlux. It allows developers to add custom logic for error handling, logging, or authentication.
Spring Boot GlobalMethodSecurityConfiguration is a configuration class in Spring Security that enables method-level security annotations, such as @PreAuthorize and @Secured. It allows developers to apply security constraints directly to service methods in the application.
Spring Boot ErrorPage is a class used to configure custom error pages in Spring Boot applications. It allows developers to define specific pages to be shown for certain HTTP error codes or exceptions, improving user experience when errors occur.
Spring Boot CommandLineRunnerBean is a functional interface used to run code after the application has started. It is typically used for initializing data or performing setup tasks when the Spring Boot application launches.
Spring Boot EventListenerMethodProcessor is a class that processes methods annotated with @EventListener and registers them as event listeners in the application context. It enables the automatic detection and registration of event-handling methods.
Spring Boot AbstractBeanDefinition is a base class for bean definitions in the Spring framework. It provides common properties and behavior for defining and managing beans in the application context, such as setting scopes and autowiring modes.
Spring Boot SimpAnnotationMethodMessageHandler is a component used in Spring WebSocket applications that processes messages from WebSocket clients. It handles methods annotated with @MessageMapping and routes messages to the appropriate controller.
Spring Boot RequestMappingInfoHandlerMapping is a class that maps HTTP requests to handler methods based on @RequestMapping annotations. It organizes and manages request mappings, ensuring that the correct controller method is invoked for a given URL and HTTP method.
Spring Boot DataFieldMaxValueIncrementer is an interface used to increment the maximum value of a specific database field, often used to generate unique keys for primary columns in a relational database. It provides a strategy for generating new ID values in database operations.
Spring Boot ContentNegotiatingViewResolver is a view resolver that selects a view based on the requested media type (such as JSON, XML, or HTML). It enables Spring MVC to handle content negotiation and return responses in different formats based on client preferences.
Spring Boot RestTemplateCustomizer is a functional interface that allows customization of RestTemplate instances in Spring Boot. It provides a hook for modifying the default behavior of the RestTemplate before it is used, allowing for configuration of interceptors, error handling, and more.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#boot-features-resttemplate
Spring Boot FilterChainProxy is a component in Spring Security that delegates HTTP requests through a chain of security filters. It enables flexible security configurations by allowing multiple filter chains to be applied to different request paths in an application.
Spring Boot ClientRegistration is a class that holds details about an OAuth 2.0 client in Spring Security. It stores information like client ID, client secret, redirect URI, and authorization grant type, helping to configure OAuth authentication in Spring Boot applications.
Spring Boot PageableHandlerMethodArgumentResolver is a class that resolves Pageable parameters in Spring MVC controller methods. It automatically binds pagination parameters like page number and size to controller method arguments, simplifying the handling of paginated data requests.
Spring Boot FailureAnalyzer is an interface in Spring Boot used to analyze application startup failures. It allows developers to provide custom logic for diagnosing and reporting specific exceptions during the application startup phase.
Spring Boot AbstractRetryingOperation is an abstract class that provides a base implementation for retrying operations. It is commonly used in systems that need to handle transient failures, such as network requests or database transactions, and ensures that operations are retried according to a defined policy.
https://docs.spring.io/spring-batch/docs/current/reference/html/retry.html
Spring Boot CorsConfigurationSource is an interface that provides CORS configuration for HTTP requests. It allows developers to define custom rules for cross-origin resource sharing, specifying allowed origins, methods, headers, and other CORS settings.
Spring Boot ParameterizedTypeReference is a utility class used to capture generic types in RestTemplate and WebClient requests. It allows developers to handle responses with complex generic types, such as lists of objects or nested collections, in a type-safe manner.
Spring Boot ViewResolverComposite is a class that combines multiple ViewResolvers into a single chain, allowing Spring MVC to resolve views using different view technologies. It evaluates each resolver in order and returns the first one that successfully resolves the view.
Spring Boot JdbcOperations is an interface that defines common operations for interacting with relational databases using JDBC. It is typically implemented by JdbcTemplate and provides methods for executing queries, updates, and batch operations.
Spring Boot OAuth2AuthorizedClient is a class that holds an authorized OAuth 2.0 client and its associated access token in Spring Security. It helps manage the lifecycle of OAuth tokens, ensuring that tokens are properly refreshed and reused for authenticated requests.
Spring Boot HandlerInterceptorRegistry is a registry used to configure and manage HandlerInterceptors in Spring MVC. It allows developers to register interceptors that will apply pre- and post-processing logic to HTTP requests before they reach a controller.
Spring Boot JdbcTemplate is a core utility class that simplifies the interaction with relational databases using JDBC. It provides methods for executing SQL queries, updates, and batch operations, and eliminates the need for manual resource management.
Spring Boot OAuth2LoginAuthenticationFilter is a filter in Spring Security that processes OAuth 2.0 login authentication requests. It handles the OAuth authorization code exchange, authenticating users by retrieving access tokens from the OAuth provider.
Spring Boot BeanExpressionResolver is an interface used for resolving expressions in bean definitions. It allows dynamic values, such as property placeholders or SpEL expressions, to be evaluated during the bean creation process in the Spring container.
Spring Boot ClientHttpRequestFactory is an interface that defines the factory for creating HttpClient requests in RestTemplate and WebClient. It enables developers to customize the request configuration, such as setting timeouts and proxy settings.
Spring Boot TransactionalEventListener is an annotation that registers an event listener that is triggered during a transactional context. It allows developers to specify when the listener should be invoked relative to the transaction lifecycle (e.g., before or after commit).
Spring Boot JobScope is an annotation in Spring Batch that scopes a bean to the lifecycle of a job. Beans marked with JobScope are created and destroyed with the execution of a batch job, ensuring they are tied to the job's context and parameters.
https://docs.spring.io/spring-batch/docs/current/reference/html/configureStep.html#job-scope
Spring Boot HttpMessageConverterExtractor is a class used in RestTemplate to extract response bodies from HTTP responses using message converters. It ensures that the response data is converted into the desired object format, such as JSON or XML.
Spring Boot ConfigurableWebBindingInitializer is a class that initializes DataBinders in Spring MVC. It allows for the configuration of custom formatters, converters, and validators that are applied when binding request parameters to Java objects in controller methods.
Spring Boot LockRegistry is an interface that provides distributed locking capabilities in Spring Integration. It allows multiple nodes in a cluster to coordinate by obtaining and releasing locks on shared resources, preventing concurrency issues.
https://docs.spring.io/spring-integration/docs/current/reference/html/messaging.html#lock-registry
Spring Boot RestTemplateBuilder is a builder class that simplifies the customization and creation of RestTemplate instances. It allows developers to configure default settings, such as timeouts, interceptors, and error handling, for multiple RestTemplate instances.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#boot-features-resttemplate
Spring Boot HttpHeaders is a class that represents the HTTP headers in a request or response. It provides methods for setting, retrieving, and manipulating headers, allowing developers to work with metadata in HTTP messages easily, such as content types or authorization tokens.
Spring Boot TaskScheduler is an interface that provides scheduling capabilities for executing tasks at fixed intervals, specific times, or via cron expressions. It is used to manage scheduled tasks in Spring Boot applications, such as periodic background jobs.
Spring Boot R2dbcEntityTemplate is a reactive template class in Spring Data R2DBC that simplifies database operations using the reactive R2DBC API. It provides methods for querying, updating, and deleting database entities in a non-blocking, asynchronous manner.
https://docs.spring.io/spring-data/r2dbc/docs/current/reference/html/#r2dbc.entitytemplate
Spring Boot AbstractHttpMessageConverter is an abstract base class for implementing HTTP message converters in Spring MVC. It defines the core logic for converting between HTTP requests and responses and Java objects, providing support for different content types.
Spring Boot EnvironmentCapable is an interface that indicates that an object can provide access to the Environment. It is commonly implemented by application contexts in Spring Boot, allowing them to expose configuration properties and profiles to other components.
Spring Boot MultipartFile is an interface used to handle file uploads in Spring MVC. It represents an uploaded file received in a multipart request, providing methods to access file content, metadata, and saving the file to the server.
Spring Boot RedisTemplate is a high-level abstraction in Spring Data Redis that simplifies interactions with a Redis datastore. It provides methods for common Redis operations, such as adding or retrieving data from Redis data structures like lists, sets, and hashes.
https://docs.spring.io/spring-data/redis/docs/current/reference/html/#redis-template
Spring Boot SmartLifecycle is an interface that extends the lifecycle management in Spring Boot, providing hooks for beans to perform actions when the application context starts and stops. It allows developers to define startup and shutdown behaviors for specific beans.
Spring Boot DataBinder is a component used to bind web request parameters to Java objects. It converts HTTP parameters into specific object types, ensuring that data from a web form or query string is correctly mapped to a method or model object in a controller.
Spring Boot ConfigDataLoader is a class that loads configuration data for Spring Boot applications. It is used during the startup process to read configuration from files, such as application.properties or YAML files, and inject them into the application environment.
Spring Boot ExchangeFilterFunction is a functional interface used in Spring WebClient to intercept and modify HTTP requests and responses. It allows developers to add custom logic, such as logging, authentication, or modifying headers, to WebClient requests.
Spring Boot AbstractPlatformTransactionManager is a base class that provides common transaction management functionality for various transaction managers in Spring Boot. It simplifies implementing custom transaction managers by handling common logic like resource binding and transaction synchronization.
Spring Boot TypeMismatchException is an exception thrown when there is a mismatch between the expected and actual data types during binding in Spring MVC. It occurs when an attempt to convert request parameters to a specific Java type fails.
Spring Boot ApplicationPidListener is a listener that records the process ID (PID) of the running Spring Boot application and writes it to a file. This is useful in production environments for monitoring and managing application processes.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#howto-tracking-pid
Spring Boot EntityManagerFactory is a factory class in Spring Data JPA that provides an instance of EntityManager, which is used to interact with the persistence context and manage JPA entities in a Spring Boot application.
Spring Boot AbstractRoutingConnectionFactory is a class that provides dynamic routing of database connections in a Spring Boot application. It determines which DataSource to use for a particular request based on custom routing logic, enabling multi-tenant architectures.
Spring Boot HttpEntity is a helper class that represents the HTTP request or response entity, including the headers and body. It is commonly used in RestTemplate and WebClient for passing data in HTTP requests and processing responses.
Spring Boot RestDocsOperationBuilder is a builder class used in Spring REST Docs to customize the generation of API documentation. It allows developers to define request and response parameters, headers, and content to create accurate and detailed documentation from tests.
https://docs.spring.io/spring-restdocs/docs/current/reference/html5/#operation-builder
Spring Boot @SessionAttribute is an annotation used in Spring MVC to bind session attributes to controller method parameters. It allows accessing and manipulating session data directly within controller methods, simplifying session management in web applications.
Spring Boot AbstractXmlApplicationContext is a base class for Spring application contexts that are configured using XML. It provides common functionality for loading bean definitions from XML files and is typically extended by other ApplicationContext implementations.
Spring Boot HttpSessionSecurityContextRepository is a class in Spring Security that stores the SecurityContext in the HTTP session. It manages the lifecycle of the security context, ensuring that authentication information persists across requests.
Spring Boot AbstractMessageListenerContainer is a base class used in Spring JMS to handle message consumption from message brokers like ActiveMQ or RabbitMQ. It simplifies the setup of listener containers by managing the lifecycle and concurrency settings for message consumers.
Spring Boot SimpMessageHeaderAccessor is a helper class in Spring WebSocket that provides access to the headers of messages sent over WebSocket connections. It allows manipulation of message metadata, such as session attributes or subscription information, in real-time messaging.
Spring Boot DataAccessException is a runtime exception in Spring JDBC that acts as a generic wrapper for database access-related exceptions. It provides a unified exception hierarchy for various database errors, simplifying error handling in data access layers.
Spring Boot ErrorAttributes is a component used to provide error details when exceptions occur in Spring MVC applications. It allows developers to customize the error attributes returned in error responses, such as status codes, messages, and exception details.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.error-handling
Spring Boot AopProxyUtils is a utility class that provides methods for working with AOP (Aspect-Oriented Programming) proxies. It allows developers to retrieve the underlying target object of a proxy and perform various operations on it, such as casting or checking types.
Spring Boot ServletRegistrationBean is a class that allows programmatic registration of Servlets in a Spring Boot application. It provides a way to configure and register custom servlets without needing a traditional web.xml file, enabling dynamic servlet management.
Spring Boot SqlParameterSource is an interface in Spring JDBC that provides a way to pass SQL parameters to queries. It supports named parameters and provides an abstraction over raw parameter binding, making database operations cleaner and more type-safe.
Spring Boot AbstractDelegatingMessageListener is an abstract class in Spring Messaging that delegates message processing to another listener. It simplifies the handling of complex messaging scenarios by allowing customization of message delegation.
Spring Boot MultipartConfigElement is a class that encapsulates configuration for multipart file uploads in Spring Boot. It allows developers to specify file size limits, the maximum number of file parts, and the location where files are temporarily stored during uploads.
Spring Boot AbstractApplicationEventMulticaster is a base class for managing the broadcasting of application events to multiple listeners. It provides common functionality for multicasting events to all registered event listeners in a Spring Boot application.
Spring Boot OAuth2AuthorizedClientManager is a component in Spring Security that manages OAuth 2.0 authorized clients. It helps coordinate the authorization of clients, token retrieval, and token refresh for requests requiring OAuth authentication.
Spring Boot ServletListenerRegistrationBean is a class that allows the programmatic registration of Servlet listeners in a Spring Boot application. It simplifies the configuration of listeners, which can respond to various lifecycle events in the servlet context.
Spring Boot AbstractTransactionalTestExecutionListener is a base class for managing transaction-bound test execution listeners in Spring Boot tests. It ensures that tests are executed within transactions, with automatic rollback or commit after the test completes.
Spring Boot YamlPropertiesFactoryBean is a class that parses YAML files and converts them into Properties objects. It allows developers to load YAML-based configuration files in Spring Boot applications, providing an alternative to traditional properties files.
Spring Boot RestTemplateResponseErrorHandler is an error handler used in RestTemplate for processing HTTP response errors. It allows custom handling of HTTP error codes by overriding default behavior, such as logging errors or throwing specific exceptions.
Spring Boot SessionAttributeStore is an interface used to manage session attributes in a Spring MVC application. It defines methods for storing and retrieving attributes in an HTTP session, supporting transparent session management for web applications.
Spring Boot AbstractFormController is a base class in Spring MVC for form-handling controllers. It simplifies the process of binding form data to model objects, handling form validation, and managing form submission workflows.
Spring Boot HandlerMappingIntrospector is a class that inspects the handler mappings configured in a Spring MVC application. It provides a way to programmatically look up and evaluate the mappings for different requests, enabling dynamic routing and request handling.
Spring Boot ReactiveTransactionManager is an interface for managing transactions in reactive Spring Boot applications. It ensures that transactions are handled non-blocking, making it suitable for use in reactive programming environments with databases like R2DBC.
Spring Boot CacheEvict is an annotation used in Spring Boot to indicate that a method should trigger the removal of entries from a cache. It is part of Spring Cache and is used to evict specific items or entire cache regions after method execution.
Spring Boot ChannelInterceptor is an interface used in Spring Messaging to intercept messages sent through message channels. It allows developers to modify, log, or block messages before they are delivered to their intended destination.
Spring Boot DataSourceHealthIndicator is a health indicator in Spring Boot Actuator that checks the health of a database connection. It automatically pings the configured DataSource to ensure that the database is accessible and functioning properly.
Spring Boot RequestMappingHandlerAdapter is a class that adapts Spring MVC controller methods to handle web requests. It is responsible for resolving method arguments, processing return values, and handling exceptions in a Spring Boot web application.
Spring Boot DynamicPropertySource is an annotation used to dynamically add properties to the Spring Boot environment during tests. It is commonly used in integration tests to configure external services, such as databases or messaging brokers, at runtime.
Spring Boot DestinationResolver is an interface used in Spring JMS to resolve the destination (such as a queue or topic) for sending or receiving messages. It allows for dynamic determination of messaging destinations based on the context of the request.
Spring Boot AsyncUncaughtExceptionHandler is an interface that handles exceptions thrown by asynchronous methods that return void. It allows developers to provide custom error handling logic for methods annotated with @Async when an uncaught exception occurs.
Spring Boot SimpMessagingTemplate is a helper class used to send messages over WebSocket connections in Spring Boot. It simplifies broadcasting and point-to-point messaging with clients connected to a WebSocket endpoint, supporting real-time communication.
Spring Boot PathVariable is an annotation used in Spring MVC to bind a URL path segment to a method parameter. It allows developers to capture dynamic portions of the URL and pass them into controller methods as parameters.
Spring Boot RedisMessageListenerContainer is a class in Spring Data Redis that handles listening to Redis pub/sub channels. It supports subscribing to Redis channels and processing incoming messages, enabling real-time messaging in Spring Boot applications.
https://docs.spring.io/spring-data/redis/docs/current/reference/html/#redis.pubsub
Spring Boot ProxyFactoryBean is a factory bean used to create AOP proxies in a Spring Boot application. It allows for the easy creation of proxy objects that apply cross-cutting concerns, such as transaction management or security, to target beans.
Spring Boot ResourceRegion is a class used in Spring MVC to serve partial content, such as video or large files, via HTTP range requests. It allows for efficient delivery of large files by splitting the content into smaller, manageable chunks.
Spring Boot TransactionInterceptor is a class that provides declarative transaction management using AOP. It intercepts method calls and applies transaction boundaries, ensuring that operations are executed within a transactional context.
Spring Boot GenericXmlApplicationContext is a type of ApplicationContext that reads configuration from XML files. It combines the functionality of XmlBeanDefinitionReader with the ApplicationContext, allowing for XML-based bean definitions in Spring Boot applications.
Spring Boot AbstractJsonMessageConverter is a base class for message converters that deal with JSON data in Spring MVC and Spring Messaging. It provides core functionality for reading and writing JSON payloads and can be extended for custom serialization.
Spring Boot ApplicationArguments is a class that provides access to the arguments passed to a Spring Boot application during startup. It allows developers to retrieve and process command-line arguments in a structured way.
Spring Boot EmbeddedServletContainerCustomizer is an interface that allows customization of the embedded servlet container in a Spring Boot application. It enables developers to modify server settings like the port, context path, or SSL configuration.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#howto-configure-servlet
Spring Boot StandardServletMultipartResolver is a Servlet 3.0-based multipart resolver used for handling file uploads in Spring Boot applications. It parses multipart/form-data requests, allowing for the easy handling of uploaded files.
Spring Boot ServerProperties is a configuration class that holds properties related to the embedded web server in a Spring Boot application. It allows developers to configure various aspects of the server, such as ports, SSL, and session settings.
Spring Boot Part is an interface that represents a part of a multipart/form-data request. It is typically used to handle file uploads and form fields in HTTP requests, providing methods for retrieving the content and metadata of each part.
Spring Boot ContentNegotiationStrategy is an interface that determines the media type for a request in a Spring MVC application. It helps resolve the content type (such as JSON, XML, or HTML) based on client preferences, request parameters, or headers.
Spring Boot HibernateJpaVendorAdapter is a class that configures Hibernate as the JPA provider in Spring Data JPA applications. It allows developers to specify Hibernate-specific properties, such as dialect and show_sql, and integrates Hibernate seamlessly into the JPA infrastructure.
Spring Boot DelegatingSecurityContextRunnable is a wrapper class that ensures a SecurityContext is propagated to a background task or thread. It allows secure code execution within an @Async method or a scheduled task, maintaining security contexts across thread boundaries.
Spring Boot PathMatcher is an interface that provides methods for matching URL paths against patterns in Spring MVC. It supports flexible matching rules, such as wildcard and regular expression matching, for routing HTTP requests to appropriate controllers.
Spring Boot HttpOutputMessage is an interface that represents an outgoing HTTP response. It provides access to the response headers and body, allowing developers to write custom responses in Spring MVC and RestTemplate.
Spring Boot AbstractSecurityInterceptor is a base class for interceptors that enforce security in Spring Security. It applies access control rules to method invocations or web requests, ensuring that the correct security checks are performed before proceeding with an operation.
Spring Boot RequestContextHolder is a utility class that holds the context of the current HTTP request. It allows access to request attributes, session data, and other request-specific information from anywhere in the application.
Spring Boot CompositeMessageConverter is a message converter that delegates to multiple other message converters. It is used in Spring MVC and Spring Messaging to handle various content types by selecting the appropriate converter based on the request or response media type.
Spring Boot AbstractRoutingDataSource is a class that provides dynamic routing of database connections in a multi-tenant or multi-database environment. It routes database requests to different DataSource instances based on custom logic, such as the current tenant or user.
Spring Boot DeferredImportSelector is an interface used in Spring Boot for importing additional configuration classes after other beans have been processed. It allows developers to conditionally import configuration based on the current environment or other factors.
Spring Boot AbstractFallbackTransactionAttributeSource is an abstract class that provides a base for handling fallback logic when determining transaction attributes. It is used in transaction management to handle cases where no specific transaction attribute is defined for a method.
Spring Boot WebMvcConfigurer is an interface that provides callback methods for customizing the configuration of Spring MVC. It allows developers to configure components such as view resolvers, message converters, and interceptors in a Spring Boot application.
Spring Boot TransactionStatus is an interface that represents the current state of a transaction. It is used in programmatic transaction management to check the status of a transaction, mark it as rollback-only, or commit it.
Spring Boot FormHttpMessageConverter is a message converter that reads and writes form data in Spring MVC applications. It supports the application/x-www-form-urlencoded and multipart/form-data media types, making it useful for handling form submissions and file uploads.
Spring Boot TransactionSynchronization is an interface that allows for the execution of custom logic during various stages of a transaction's lifecycle. It is used to synchronize resource states with transaction boundaries, such as committing or rolling back.
Spring Boot MethodValidationPostProcessor is a bean post-processor that adds method-level validation in Spring Boot applications. It enables the automatic validation of method arguments using Java Bean Validation annotations, such as @Valid and @NotNull.
Spring Boot ProxyExchange is a helper class in Spring Cloud Gateway that allows an application to act as a reverse proxy. It forwards client requests to other services, simplifying the process of building proxy-based routing logic in microservices.
https://docs.spring.io/spring-cloud-gateway/docs/current/reference/html/
Spring Boot EventListener is an annotation that registers a method to listen for application events. It is used in Spring Boot to handle custom or built-in events, promoting an event-driven architecture.
Spring Boot MvcUriComponentsBuilder is a class used to build URIs in Spring MVC applications. It allows developers to programmatically create URIs based on controller methods, providing a safe and reusable way to generate URLs in a web application.
Spring Boot OAuth2AuthorizedClientService is a service interface that manages OAuth 2.0 client credentials and tokens in Spring Security. It is responsible for storing and retrieving OAuth tokens, ensuring that access and refresh tokens are properly managed during the authentication process.
Spring Boot JobLauncherCommandLineRunner is a runner in Spring Batch that triggers batch jobs when the application starts. It integrates with the CommandLineRunner interface, allowing batch jobs to be executed automatically based on command-line arguments.
Spring Boot RedirectAttributes is an interface in Spring MVC that helps pass attributes between a redirect and the target page. It is used for passing model data in a redirect scenario, typically after form submission, to ensure attributes survive across requests.
Spring Boot RestTemplateErrorHandler is an error handler for RestTemplate that processes client-side HTTP errors. It provides methods for interpreting response codes, logging errors, and converting HTTP responses into exceptions for better error management.
Spring Boot AbstractMessageHandler is a base class for message handling components in Spring Integration. It simplifies the development of custom message handlers by providing core functionalities such as message reception and dispatching logic.
Spring Boot LoggingSystem is an interface that manages the logging system within a Spring Boot application. It allows developers to programmatically configure and adjust logging levels, appenders, and output formats while the application is running.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.logging
Spring Boot UriComponentsBuilder is a class that builds URI components, including query parameters and path segments, in a safe and structured manner. It helps construct URIs dynamically in Spring MVC and RestTemplate without needing manual string manipulation.
Spring Boot FieldError is a class used to represent validation errors on specific form fields in Spring MVC. It provides detailed information about the field that failed validation, the rejected value, and the validation message.
Spring Boot FileSystemResourceLoader is a ResourceLoader that resolves file paths to FileSystemResource objects. It allows Spring Boot applications to load resources, such as configuration files or templates, from the file system.
Spring Boot RequestPart is an annotation in Spring MVC that binds parts of a multipart request (such as file uploads) to method parameters. It simplifies handling multipart data, allowing developers to directly access the uploaded files or form fields in controller methods.
Spring Boot DeadLetterPublishingRecoverer is a component in Spring Kafka that handles failed message delivery by publishing the failed message to a dead-letter topic. It helps manage message errors and retries by ensuring undelivered messages are not lost.
https://docs.spring.io/spring-kafka/docs/current/reference/html/#dead-letter
Spring Boot CorsRegistration is a class used to configure CORS (Cross-Origin Resource Sharing) for specific paths in a Spring MVC application. It allows developers to specify allowed origins, HTTP methods, headers, and other CORS-related settings for secure cross-domain communication.
Spring Boot ApplicationListener is an interface for listening to Spring application events. It enables developers to respond to a wide range of lifecycle events, such as context refresh, shutdown, or custom events, promoting an event-driven architecture.
Spring Boot BeanDefinitionRegistry is an interface that allows for programmatic registration and removal of Spring beans during runtime. It provides methods for manually defining and manipulating bean definitions within the ApplicationContext.
Spring Boot SseEmitter is a class in Spring MVC that supports Server-Sent Events (SSE). It allows the server to push updates to the client asynchronously by streaming data, making it ideal for real-time applications such as notifications or live updates.
Spring Boot AbstractResource is a base class that represents a resource, such as a file, classpath entry, or URL. It provides common functionality for loading and interacting with different types of resources in a Spring Boot application.
Spring Boot OAuth2AuthorizedClientArgumentResolver is a resolver that injects an OAuth 2.0 authorized client into controller methods. It allows developers to access the OAuth 2.0 client details and tokens directly in a web controller for authenticated requests.
Spring Boot ResponseCookie is a class that represents a cookie in an HTTP response. It provides methods for building secure, HTTP-only cookies with specific attributes, such as expiration time, domain, and path, in Spring WebFlux and Spring MVC.
Spring Boot CacheManagerCustomizer is an interface that allows developers to customize the configuration of a CacheManager in a Spring Boot application. It provides hooks for modifying cache properties, such as expiration policies or cache names.
Spring Boot SimpleThreadScope is a custom scope implementation that stores beans in a ThreadLocal. It allows beans to be scoped to a specific thread, ensuring that each thread gets its own instance of the bean, which is useful for thread-constrained environments.
Spring Boot AbstractFactoryBean is a base class for implementing custom factory beans in Spring Boot. It simplifies the creation of beans that require custom initialization or complex construction logic, allowing developers to focus on the creation process.
Spring Boot AbstractRequestCondition is a base class used in Spring MVC for creating custom request conditions that determine how requests are matched to controller methods. It allows developers to define complex matching logic for HTTP requests based on custom criteria.
Spring Boot AopContext is a utility class that provides access to the current AOP proxy, allowing methods to call other methods on the same object through the proxy, ensuring that AOP advice is applied correctly. It is used when self-invocation of proxied methods is needed.
Spring Boot AbstractJmsListeningContainer is a base class in Spring JMS that provides the core functionality for consuming messages from a message broker. It handles the setup and management of message listeners and provides various configuration options for message handling.
Spring Boot RequestBodyAdvice is an interface in Spring MVC that allows developers to customize the deserialization of HTTP request bodies. It provides hooks for modifying or validating the body content before it is passed to a controller method.
Spring Boot HttpServletRequestWrapper is a class that wraps an HttpServletRequest, allowing developers to modify or extend the request object. It is commonly used for adding custom headers, modifying request parameters, or filtering input data.
Spring Boot AbstractMethodError is a subclass of IncompatibleClassChangeError thrown when an abstract method is called in an unexpected context. It typically occurs when a class is not properly compiled or linked with its dependencies, causing a runtime method mismatch.
https://docs.oracle.com/javase/8/docs/api/java/lang/AbstractMethodError.html
Spring Boot ResourceUrlProvider is a utility class that helps generate URLs for static resources in Spring MVC applications. It resolves URLs for resources such as JavaScript or CSS files, enabling cache-busting mechanisms by appending versioning or timestamps to the URL.
Spring Boot JmsTemplate is a helper class in Spring JMS that simplifies sending and receiving messages to and from JMS destinations like queues and topics. It provides methods for both synchronous and asynchronous message handling in Spring Boot applications.
Spring Boot HandlerMethodArgumentResolver is an interface in Spring MVC that resolves controller method arguments. It allows developers to customize how specific method parameters are populated from request data, such as query parameters, headers, or session attributes.
Spring Boot DelegatingVariableResolver is a class that resolves JSF (JavaServer Faces) variables by delegating the lookup to the Spring application context. It enables seamless integration of Spring and JSF by allowing managed beans from Spring to be used in JSF views.
Spring Boot CorsProcessor is an interface that processes cross-origin requests (CORS) in Spring MVC. It handles CORS pre-flight requests and validates whether the actual requests are allowed based on the defined CORS configuration.
Spring Boot AbstractAdvisorAutoProxyCreator is a class in Spring AOP that creates proxies for beans based on Advisors. It is used to automatically apply aspects to beans by detecting pointcuts and advice, allowing for declarative AOP in Spring Boot applications.
Spring Boot TaskExecutorAdapter is a class that adapts a java.util.concurrent.Executor to a Spring TaskExecutor. It allows the use of standard Java Executor implementations in Spring's task execution framework.
Spring Boot DispatcherServlet is the core component of Spring MVC that dispatches incoming HTTP requests to the appropriate controller methods. It manages the entire request-processing lifecycle, from request routing to view rendering in a Spring Boot application.
Spring Boot FileSystemXmlApplicationContext is an implementation of ApplicationContext that loads bean definitions from an XML file located on the file system. It is useful for applications that rely on external configuration files.
Spring Boot DeferredResultProcessingInterceptor is an interface that intercepts the processing of DeferredResult objects in asynchronous Spring MVC requests. It allows developers to handle events such as timeout or completion of long-running operations.
Spring Boot ObjectFactory is an interface that defines a factory for creating objects on demand. It is used in Spring's dependency injection mechanism to lazily create beans when needed, reducing resource usage and startup time.
Spring Boot SimpleTriggerContext is a class used in Spring Scheduling to track the execution time of scheduled tasks. It stores information about previous, current, and next execution times, allowing for dynamic scheduling adjustments.
Spring Boot UriComponents is a class that encapsulates URI components such as scheme, host, path, and query parameters. It provides methods for building and modifying URIs in a Spring MVC or Spring WebFlux application.
Spring Boot SessionAttributeStore is an interface that defines methods for storing and retrieving session attributes in Spring MVC. It helps manage session state by abstracting the details of how session attributes are persisted and retrieved across HTTP requests.
Spring Boot CorsConfigurationSource is an interface that provides CORS configuration for incoming requests. It allows developers to define cross-origin policies for their web applications, determining which origins, headers, and methods are allowed.
Spring Boot JdbcCursorItemReader is a reader in Spring Batch that reads data from a relational database using a JDBC cursor. It efficiently processes large datasets by streaming the results one row at a time, reducing memory consumption.
Spring Boot TransactionTemplate is a helper class that simplifies programmatic transaction management. It provides methods for executing transactional code, automatically handling commit and rollback based on the outcome of the transaction.
Spring Boot ConversionService is an interface that provides type conversion capabilities in Spring. It allows developers to register and use custom converters to transform one data type into another, often used in property binding and data formatting.
Spring Boot CompositeMessageConverterFactory is a factory class that creates a CompositeMessageConverter consisting of multiple converters. It is commonly used in message-handling systems like Spring Messaging to support different message formats.
Spring Boot TaskExecutor is an abstraction in Spring for executing tasks asynchronously. It provides a unified API for working with different concurrency strategies, such as thread pools, making it easier to manage background tasks.
Spring Boot ExceptionHandlerExceptionResolver is a class in Spring MVC that resolves exceptions thrown in controller methods annotated with @ExceptionHandler. It maps exceptions to specific error responses, enabling custom error handling logic in web applications.
Spring Boot ApplicationPreparedEvent is an event published in Spring Boot when the ApplicationContext is fully prepared but before any beans have been created. It provides a hook for performing custom logic before the application starts up fully.
Spring Boot ServletUriComponentsBuilder is a utility class that builds UriComponents based on the current HTTP servlet request. It helps construct URIs dynamically by extracting information from the request context, making it useful for creating links in web applications.
Spring Boot MongoConverter is an interface in Spring Data MongoDB that provides custom serialization and deserialization logic for MongoDB documents. It allows developers to define how objects are converted to and from the MongoDB data model.
https://docs.spring.io/spring-data/mongodb/docs/current/reference/html/#mapping.mongo-converter
Spring Boot ConfigurableEnvironment is an interface that provides a configurable interface for accessing environment properties and profiles in a Spring Boot application. It allows for the manipulation of system properties, environment variables, and application-specific configuration settings.
Spring Boot BatchConfigurer is an interface in Spring Batch that provides custom configurations for batch jobs. It allows developers to configure the JobRepository, JobLauncher, and JobExplorer to meet the specific requirements of their batch processing environment.
https://docs.spring.io/spring-batch/docs/current/reference/html/configureJob.html#configureJob
Spring Boot LocalValidatorFactoryBean is a ValidatorFactory implementation that integrates the Bean Validation API (JSR-303) with Spring Boot. It automatically configures a Validator to validate bean properties in the application context, making it easy to use declarative validation.
Spring Boot JsonView is an annotation used in conjunction with Jackson to control the serialization of JSON views in Spring MVC applications. It allows developers to define different views for different client responses based on the same data model.
Spring Boot LocaleContextHolder is a utility class that provides access to the current thread-bound Locale and TimeZone. It enables locale-sensitive operations throughout the application by allowing developers to retrieve and manage locale information for the current request.
Spring Boot X509AuthenticationFilter is a filter used in Spring Security to authenticate users based on an X.509 client certificate. It extracts the certificate from the request, validates it, and uses it to authenticate the user in a secure manner.
Spring Boot JpaSpecificationExecutor is an interface in Spring Data JPA that allows the execution of JPA criteria queries. It provides a flexible and dynamic way to build complex database queries based on runtime conditions, without needing static query methods.
https://docs.spring.io/spring-data/jpa/docs/current/reference/html/#specifications
Spring Boot RetryContext is an interface that holds contextual information about a retry operation. It provides access to details such as the number of retry attempts, the last exception thrown, and any user-defined attributes relevant to the retry process.
https://docs.spring.io/spring-batch/docs/current/reference/html/retry.html#retryContext
Spring Boot ViewControllerRegistry is a registry that simplifies the mapping of simple URL paths to views in Spring MVC. It allows developers to register view controllers without writing custom controller logic, useful for serving static pages or forwarding requests.
Spring Boot ResourceBundleViewResolver is a ViewResolver implementation that resolves views based on a resource bundle. It allows for the internationalization of views in a Spring MVC application by mapping logical view names to view templates through a properties file.
Spring Boot MongoTransactionManager is a transaction manager that provides transaction support for MongoDB operations in Spring Data MongoDB. It ensures that MongoDB transactions are handled consistently in a Spring Boot application, allowing for atomic operations across multiple collections.
https://docs.spring.io/spring-data/mongodb/docs/current/reference/html/#mongo.transactions
Spring Boot SmartInitializingSingleton is an interface that allows beans to perform some custom initialization logic after all singleton beans have been initialized. It is useful when a bean needs access to other beans or resources that have been fully constructed and injected.
Spring Boot AbstractMongoEventListener is a class in Spring Data MongoDB that listens for MongoDB events, such as before saving or after loading a document. It allows developers to hook into the lifecycle of MongoDB entities to perform custom logic before or after persistence operations.
https://docs.spring.io/spring-data/mongodb/docs/current/reference/html/#mongo.event-listeners
Spring Boot SecurityContextPersistenceFilter is a filter in Spring Security that is responsible for storing and restoring the SecurityContext between requests. It ensures that the security context, including authentication information, is available for each request in a web application.
Spring Boot EventPublishingRunListener is a listener in Spring Boot that publishes application events at different stages of the application's lifecycle, such as starting or failing. It allows developers to listen for and react to these lifecycle events in a Spring Boot application.
Spring Boot FreeMarkerViewResolver is a ViewResolver in Spring MVC that resolves view names to FreeMarker templates. It allows developers to integrate the FreeMarker templating engine into their Spring Boot applications for generating dynamic web content.
Spring Boot StepExecutionListener is an interface in Spring Batch that provides callbacks at specific points in the execution of a batch step. It allows developers to perform custom logic before a step starts, after it completes, or when it fails.
https://docs.spring.io/spring-batch/docs/current/reference/html/domain.html#stepExecutionListener
Spring Boot AbstractWebSocketMessageBrokerConfigurer is a base class that simplifies the configuration of WebSocket message brokers in Spring WebSocket. It provides methods for defining message broker destinations and configuring STOMP-based messaging in a Spring Boot application.
Spring Boot MethodSecurityMetadataSource is an interface in Spring Security that provides metadata for securing method invocations. It allows developers to specify security rules at the method level, controlling access based on roles or other security expressions.
Spring Boot ErrorPageRegistrar is an interface used to register custom error pages in a Spring Boot application. It allows developers to define specific pages for different HTTP error codes, such as 404 or 500, improving the user experience when errors occur.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#boot-features-error-pages
Spring Boot ApplicationContextInitializer is an interface that allows for programmatic initialization of the ApplicationContext before it is fully refreshed. It enables developers to add or modify beans, properties, and configurations before the context is used.
Spring Boot CompositePropertySource is a class that aggregates multiple PropertySource instances into a single composite. It is used to combine various configuration sources, such as environment variables, property files, and system properties, into a unified property source in a Spring Boot application.
Spring Boot HibernateTransactionManager is a transaction manager in Spring Boot that integrates Hibernate with Spring's transaction management system. It provides declarative and programmatic transaction management for Hibernate sessions in a Spring Boot application.
Spring Boot DelegatingFilterProxyRegistrationBean is a helper class that registers a DelegatingFilterProxy in the servlet context. It allows the Spring application context to manage the filter lifecycle, enabling dependency injection and centralized filter configuration.
Spring Boot SimpleAsyncTaskExecutor is a TaskExecutor implementation that creates a new thread for each task submitted. It is useful for executing lightweight, short-lived tasks without maintaining a thread pool, making it ideal for environments where thread reuse is unnecessary.
Spring Boot AbstractTemplateViewResolver is a base class for resolving views in templating systems like Thymeleaf or FreeMarker. It provides the core logic for looking up templates based on view names and rendering them in web applications.
Spring Boot TaskSchedulerFactoryBean is a factory bean that creates a TaskScheduler for scheduling tasks in Spring Boot applications. It allows for the configuration of thread pools and scheduling policies for executing periodic tasks or cron jobs.
Spring Boot HandlerInterceptor is an interface in Spring MVC that provides hooks for intercepting HTTP requests before they reach a controller. It allows developers to add custom logic, such as authentication, logging, or pre-processing, to incoming requests.
Spring Boot MultipartAutoConfiguration is an auto-configuration class in Spring Boot that automatically configures file upload support when multipart file uploads are detected. It sets up necessary beans, such as a MultipartResolver, to handle multipart requests.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#howto.spring-mvc.multipart
Spring Boot ThreadPoolTaskExecutor is a TaskExecutor implementation that uses a thread pool to manage concurrent tasks. It provides methods for configuring the thread pool size, queue capacity, and rejection policies, making it ideal for handling high volumes of asynchronous tasks.
Spring Boot ConfigurationPropertiesBinding is an annotation in Spring Boot used to bind external configuration properties from property files, environment variables, or system properties to Java objects. It provides a type-safe way to manage application configuration.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#boot-features-external-config
Spring Boot DataSourceInitializer is a class that initializes a database when an application starts by executing SQL scripts. It is commonly used to set up the schema or insert initial data for a Spring Boot application using relational databases.
Spring Boot ServletWebServerFactory is an interface used to create and configure an embedded web server in Spring Boot applications. It allows for customization of the server, including settings like port, context path, SSL configuration, and server-specific properties.
Spring Boot SessionRepositoryFilter is a filter in Spring Session that replaces the standard HTTP session handling with a more flexible session management solution. It allows for sessions to be stored in external systems like Redis, JDBC, or Hazelcast, enabling distributed session management.
https://docs.spring.io/spring-session/docs/current/reference/html5/#spring-session-core
Spring Boot AbstractMessageBrokerConfiguration is a base class that provides common configuration for setting up message brokers in Spring WebSocket applications. It enables STOMP messaging over WebSocket connections, allowing real-time communication between clients and servers.
Spring Boot MethodValidationPostProcessor is a bean post-processor that enables method-level validation using Bean Validation API (JSR-303). It ensures that method arguments annotated with validation constraints are automatically validated before the method is invoked.
Spring Boot JobOperator is a component in Spring Batch that provides operations to manage and control batch jobs at runtime. It allows for starting, stopping, restarting, and retrieving job execution information, enabling more dynamic control of batch processing.
https://docs.spring.io/spring-batch/docs/current/reference/html/job.html#jobOperator
Spring Boot AbstractDispatcherServletInitializer is a base class that simplifies the configuration of the DispatcherServlet in Spring MVC applications. It automates the setup of the servlet context and allows for programmatic configuration of the web application.
Spring Boot JdbcBatchItemWriter is a writer in Spring Batch used to write data to relational databases in bulk using JDBC. It supports batch writing, improving the performance of large-scale data processing by reducing the number of individual database operations.
Spring Boot HttpRequestHandler is an interface that allows for handling HTTP requests directly, bypassing the DispatcherServlet. It is typically used for implementing custom HTTP endpoints or web services in Spring MVC applications.
Spring Boot ClientRegistrationRepository is an interface used in Spring Security to manage OAuth 2.0 client registrations. It holds information about various OAuth clients, such as client ID, client secret, authorization URI, and token URI, enabling OAuth-based authentication.
Spring Boot DelegatingWebMvcConfiguration is a class that delegates Spring MVC configuration to the MVC Java configuration support classes. It allows developers to customize or extend the default Spring MVC setup by registering custom view resolvers, formatters, and interceptors.
Spring Boot JsonbHttpMessageConverter is a message converter that supports JSON-B (Java API for JSON Binding) for reading and writing JSON data in Spring MVC and RestTemplate. It provides an alternative to Jackson for handling JSON serialization and deserialization.
Spring Boot SimpleStepBuilder is a builder class in Spring Batch that simplifies the creation of batch steps. It provides a fluent API for configuring steps with readers, processors, and writers, making it easier to define complex batch jobs.
https://docs.spring.io/spring-batch/docs/current/reference/html/configureStep.html#configuringStep
Spring Boot ApplicationPidFileWriter is a listener that writes the process ID (PID) of a Spring Boot application to a file upon startup. It is useful for tracking running processes, particularly in production environments where process management is required.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#howto-tracking-application-pid
Spring Boot DefaultFifoQueue is a basic implementation of a first-in-first-out (FIFO) queue in Spring Integration. It is used for message queuing in a messaging system, ensuring that messages are processed in the order they are received.
https://docs.spring.io/spring-integration/docs/current/reference/html/#messaging-queues
Spring Boot MessageChannel is an interface in Spring Integration that defines a channel through which messages are sent and received. It acts as a conduit for message flow in an application, supporting various messaging patterns such as pub-sub and point-to-point.
https://docs.spring.io/spring-integration/docs/current/reference/html/messaging-channels.html
Spring Boot AuditEventRepository is a repository interface in Spring Boot Actuator that stores audit events. It is used to log important actions or security-related events, such as user logins or configuration changes, enabling audit logging in the application.
https://docs.spring.io/spring-boot/docs/current/reference/html/actuator.html#actuator.audit
Spring Boot @Primary is an annotation that designates a bean as the primary candidate when multiple beans of the same type are defined. When Spring encounters a situation where multiple beans could be autowired, it uses the bean marked with @Primary by default.
Spring Boot MapJobRepositoryFactoryBean is a JobRepository implementation in Spring Batch that stores job execution metadata in an in-memory Map. It is often used for testing or lightweight batch jobs that do not require persistent storage.
Spring Boot TaskDecorator is an interface that allows custom task decoration in Spring's asynchronous execution and scheduling framework. It is commonly used to propagate contextual information, like security context or tenant ID, from the main thread to the worker threads.
Spring Boot CookieSerializer is an interface in Spring Session that handles serialization and deserialization of session data into cookies. It allows customization of how session data is stored in browser cookies, including support for encoding, compression, and security features.
https://docs.spring.io/spring-session/docs/current/reference/html5/#spring-session-core
Spring Boot SimpleUrlHandlerMapping is a HandlerMapping implementation in Spring MVC that maps request URLs to specific handler beans based on simple path patterns. It provides an easy way to map requests without complex routing logic.
Spring Boot ReactiveSecurityContextHolder is a class that holds the security context in reactive applications, allowing access to the authentication information in a non-blocking context. It enables reactive programming with Spring Security by managing security state across reactive streams.
Spring Boot DelegatingSmartLifecycle is a class that allows lifecycle management of beans with the SmartLifecycle interface. It helps coordinate the start and stop sequences of various components, ensuring that they are started and stopped in the correct order.
Spring Boot DefaultAdvisorChainFactory is a factory class in Spring AOP that creates a chain of advisors for proxying objects. It is responsible for resolving and assembling method interceptors and advisors, ensuring proper application of cross-cutting concerns.
Spring Boot MethodValidationInterceptor is an interceptor that provides method-level validation support in Spring Boot applications. It ensures that method parameters annotated with validation constraints, such as @NotNull or @Size, are automatically validated before method execution.
Spring Boot ExchangeStrategies is a configuration class for customizing how WebClient handles request and response exchanges. It allows developers to specify codecs, buffer sizes, and other settings for processing HTTP messages in a reactive web application.
Spring Boot ViewResolutionResultHandler is a class that resolves views in Spring WebFlux applications. It processes the result of a controller method and maps it to a view template, handling the rendering of HTML or other content types for web clients.
Spring Boot AbstractUserDetailsReactiveAuthenticationManager is a base class in Spring Security for authenticating users in a reactive environment. It integrates with ReactiveUserDetailsService to provide authentication services for reactive applications using non-blocking authentication flows.
Spring Boot ReactiveAuthenticationManager is an interface in Spring Security that defines the contract for authenticating users in a reactive system. It is used in reactive applications to authenticate users asynchronously and manage authentication processes in a non-blocking way.
Spring Boot ScriptTemplateConfigurer is a configuration class in Spring MVC that allows for integration with JavaScript templating engines like Mustache or Nashorn. It helps configure the script engine, template location, and rendering properties for server-side templates.
Spring Boot JpaDialect is an interface in Spring Data JPA that abstracts database-specific behavior for JPA providers like Hibernate. It allows developers to customize the interaction between Spring and the JPA provider, particularly in regard to transaction management.
Spring Boot SimpleTriggerFactoryBean is a Spring utility class that creates SimpleTrigger instances for scheduling tasks using Quartz. It allows developers to configure triggers for executing tasks at fixed intervals or after a delay.
Spring Boot ReactiveHealthIndicator is an interface used in Spring Boot Actuator to provide health information in a reactive environment. It returns the health status of components asynchronously, supporting non-blocking health checks in reactive applications.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#production-ready-health
Spring Boot PollerMetadata is a class in Spring Integration that defines the polling configuration for polling endpoints. It allows for configuring poll intervals, task executors, and transaction synchronization, enabling scheduled message consumption from channels or sources.
https://docs.spring.io/spring-integration/docs/current/reference/html/#polling
Spring Boot CacheAspectSupport is a base class for AOP-based caching in Spring. It provides the core logic for caching annotations like @Cacheable and @CacheEvict, ensuring that cache operations are applied to methods in accordance with configured caching policies.
Spring Boot FieldNamingStrategy is an interface used in Spring Data to customize the mapping of field names in domain objects to database columns or document fields. It allows developers to define custom strategies for naming conventions used in data persistence.
Spring Boot LocaleContext is an interface that extends the Locale to also include the TimeZone information in Spring applications. It allows developers to manage both locale and time zone settings dynamically, ensuring proper localization and time-sensitive operations.
Spring Boot AsyncConfigurerSupport is a helper class in Spring that provides default implementations for AsyncConfigurer. It simplifies the setup of asynchronous execution by providing pre-configured executors and exception handling for methods annotated with @Async.
Spring Boot AbstractWebSocketHandler is a base class for handling WebSocket connections in Spring WebSocket. It simplifies the process of managing WebSocket lifecycle events, such as connection establishment, message reception, and connection closure.
Spring Boot ConfigurableApplicationContext is an interface that extends ApplicationContext to provide additional configuration options. It allows programmatic manipulation of the Spring Boot context, such as registering bean definitions or closing the context at runtime.
Spring Boot StompSessionHandler is an interface used in Spring WebSocket to handle STOMP (Simple Text Oriented Messaging Protocol) session events. It provides callbacks for establishing connections, receiving messages, and handling errors in WebSocket communications.
Spring Boot MapReactiveUserDetailsService is a class in Spring Security that provides a reactive in-memory user details service. It stores user credentials in a map and supports non-blocking authentication operations in reactive web applications.
Spring Boot AbstractMongoConfiguration is a base class that provides default configuration for integrating MongoDB in Spring Boot applications. It sets up key components like MongoTemplate and MongoClient, allowing easy interaction with MongoDB databases.
https://docs.spring.io/spring-data/mongodb/docs/current/reference/html/#mongo.configuration
Spring Boot AbstractPointcutAdvisor is a base class in Spring AOP for creating custom advisors. It helps define pointcuts and advice that can be applied to methods, providing a mechanism for implementing cross-cutting concerns like logging or transaction management.
Spring Boot NamedParameterJdbcOperations is an interface that extends JdbcOperations to support named parameters in SQL queries. It simplifies database interactions by allowing the use of named placeholders in queries, making the code more readable and easier to maintain.
Spring Boot MessageHandlerMethodFactory is an interface in Spring Messaging that creates message-handling methods for annotated components like controllers. It enables the customization of argument resolvers, return value handlers, and message converters for messaging endpoints.
Spring Boot ReactiveMongoTemplate is a core class in Spring Data MongoDB that provides reactive support for MongoDB operations. It enables non-blocking interactions with MongoDB, making it suitable for high-throughput applications that use reactive programming.
https://docs.spring.io/spring-data/mongodb/docs/current/reference/html/#mongo.reactivetemplate
Spring Boot StepBuilderFactory is a factory class in Spring Batch that simplifies the creation of batch job steps. It provides methods for creating various types of steps, such as chunk-based steps, tasklet steps, or partitioned steps, and configures their execution flow.
https://docs.spring.io/spring-batch/docs/current/reference/html/configureStep.html#step
Spring Boot RestClientException is a runtime exception thrown by RestTemplate when an error occurs during an HTTP request. It encapsulates details about the request and response, making it easier to handle errors in RESTful communications.
Spring Boot RSocketRequester is a class in Spring WebFlux that provides a reactive client for interacting with RSocket servers. It supports various communication patterns, such as request-response and fire-and-forget, over the RSocket protocol.
Spring Boot HibernateTransactionManager is a transaction manager specifically designed to manage Hibernate sessions in a Spring Boot application. It provides declarative transaction management for Hibernate persistence contexts.
Spring Boot ErrorAttributes is an interface used in Spring Boot to provide detailed information about exceptions and errors that occur in web applications. It allows customization of the data returned in error responses, such as status codes and error messages.
https://docs.spring.io/spring-boot/docs/current/reference/html/features.html#features.error-handling
Spring Boot ExceptionTranslator is an interface in Spring Data REST that translates exceptions into meaningful error responses. It ensures that errors occurring in a REST API are properly handled and presented to clients in a standard format.
https://docs.spring.io/spring-data/rest/docs/current/reference/html/#exceptions
Spring Boot JpaSpecificationExecutor is an interface in Spring Data JPA that allows the execution of JPA criteria queries using the Specification pattern. It provides a way to build dynamic queries based on runtime conditions without needing static query methods.
https://docs.spring.io/spring-data/jpa/docs/current/reference/html/#specifications
Spring Boot CompositeHealthContributor is an interface in Spring Boot Actuator that aggregates multiple health indicators into a single health check. It combines the health status of individual components, such as databases or caches, to provide an overall health report.
Spring Boot AbstractFactoryBean is a base class for defining custom factory beans that create complex objects. It simplifies the process of constructing objects that require special initialization or configuration during bean creation.
Spring Boot MappingJackson2HttpMessageConverter is a message converter that uses Jackson to convert between JSON and Java objects in Spring MVC and RestTemplate. It simplifies handling JSON data by automatically serializing and deserializing request and response bodies.
Spring Boot JdbcTransactionManager is a transaction manager that handles transaction boundaries for JDBC-based operations. It is commonly used when interacting with relational databases in Spring Boot applications, providing declarative transaction management for JDBC resources.
Spring Boot CachingConfigurerSupport is a base class that simplifies the configuration of caching in a Spring Boot application. It provides default implementations for methods required to configure a cache manager, cache resolver, and key generator, allowing for easy customization.
Spring Boot HttpEntityMethodProcessor is a class in Spring MVC that processes HttpEntity return values or method parameters in controller methods. It is responsible for handling HTTP headers and body content when using HttpEntity or ResponseEntity.
Spring Boot ReloadableResourceBundleMessageSource is a message source that loads message bundles from properties files and supports reloading them when changes are detected. It is typically used for internationalization (i18n) to provide localized messages in web applications.
Spring Boot ExecutorServiceAdapter is a class that adapts a java.util.concurrent.ExecutorService to a Spring TaskExecutor. It enables ExecutorService implementations to be used within Spring's task execution framework, integrating with @Async and scheduled tasks.
Spring Boot AbstractApplicationEventListener is an abstract class used to listen for application events in Spring Boot. It simplifies the process of handling specific types of events by allowing developers to focus on the event processing logic.
Spring Boot SimpMessageSendingOperations is an interface used in Spring WebSocket for sending messages through a messaging template. It allows sending messages to specific destinations, making it ideal for real-time messaging applications using STOMP over WebSocket.
Spring Boot JmsMessagingTemplate is a helper class that simplifies message sending and receiving operations over JMS (Java Message Service). It integrates with Spring JMS to provide convenient methods for sending and receiving messages from queues and topics.
Spring Boot MessageSourceAccessor is a helper class that simplifies access to messages in a MessageSource. It is typically used for resolving messages for internationalization (i18n) purposes, allowing for easy retrieval of localized messages.
Spring Boot MockMvcBuilder is a builder class used for configuring MockMvc in Spring MVC tests. It allows developers to set up a mock web environment to test controllers and other web components without needing to start an actual web server.
Spring Boot RSocketMessageHandler is a class in Spring WebFlux that handles RSocket messages in a reactive application. It processes incoming RSocket requests and routes them to appropriate handlers, enabling bi-directional communication using the RSocket protocol.
Spring Boot RequestPartResolver is an interface in Spring MVC used to resolve parts of a multipart request. It helps map individual parts of a multipart form (such as files or form fields) to method parameters in controller methods, simplifying file uploads and form handling.
Spring Boot ServletListenerRegistrationBean is a class used to register ServletContextListeners and other servlet lifecycle listeners in Spring Boot applications. It allows developers to programmatically manage listeners within the embedded servlet container.
Spring Boot ConfigFileApplicationListener is a class that listens for application startup events and loads external configuration files, such as `application.properties` or `application.yml`. It processes the files before the application context is refreshed, making properties available for injection.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#features.external-config.files
Spring Boot TransactionInterceptor is an interceptor that applies transactional behavior to methods annotated with @Transactional. It ensures that a method runs within a transaction, managing commit and rollback based on the method's success or failure.
Spring Boot ApplicationPreparedEvent is an event published when a Spring Boot application context is fully prepared, but before any beans have been created. It allows developers to execute custom logic before the application startup process is completed.
Spring Boot AbstractRoutingConnectionFactory is a class used to route database connections dynamically in a multi-database setup. It extends AbstractRoutingDataSource to enable custom logic for selecting the correct DataSource based on the current context, such as user or tenant information.
Spring Boot RequestMappingHandlerMapping is a class in Spring MVC that maps HTTP requests to controller methods based on @RequestMapping annotations. It handles the routing of requests and ensures that the correct method is invoked for a given URL pattern and HTTP method.
Spring Boot HttpPutFormContentFilter is a servlet filter that allows form parameters in HTTP PUT requests to be read as request parameters. It transforms form data in PUT requests into a format similar to POST requests, simplifying form processing in Spring MVC.
Spring Boot CompositeHealthContributorRegistry is a class used to manage a collection of health contributors in Spring Boot Actuator. It aggregates multiple health indicators and combines them into a single health report, providing an overall view of the application's health status.
Spring Boot SimpleBrokerMessageHandler is a class in Spring WebSocket that handles messages routed through the simple broker in STOMP-based messaging. It is responsible for sending messages to connected clients over WebSocket connections, enabling real-time communication.
Spring Boot HibernateJpaAutoConfiguration is an auto-configuration class that sets up Hibernate as the JPA provider in Spring Boot applications. It configures entity managers, transaction managers, and other Hibernate-related components automatically based on the application’s properties.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#data.sql.jpa-and-spring-data
Spring Boot StepExecution is a component in Spring Batch that represents the execution of a single step within a batch job. It stores metadata about the step, such as start and end times, status, and any exceptions encountered during execution.
https://docs.spring.io/spring-batch/docs/current/reference/html/domain.html#stepExecution
Spring Boot MultipartConfigFactory is a utility class that helps configure multipart uploads in Spring Boot. It allows developers to set parameters like maximum file size, total request size, and temporary file storage locations for handling file uploads.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#howto.spring-mvc.multipart
Spring Boot KafkaListenerAnnotationBeanPostProcessor is a BeanPostProcessor in Spring Kafka that processes beans annotated with @KafkaListener. It registers Kafka listeners and manages the lifecycle of message-consuming methods in a Spring Boot application.
Spring Boot ViewResolverComposite is a ViewResolver implementation in Spring MVC that delegates to multiple view resolvers. It allows the system to resolve views using different technologies (e.g., JSP, Thymeleaf, or FreeMarker) by combining multiple view resolvers in a chain.
Spring Boot JndiObjectFactoryBean is a factory bean used to retrieve JNDI objects, such as data sources or environment properties, in Spring applications. It simplifies the integration of external resources managed in a JNDI registry.
Spring Boot ResponseStatusException is an exception class that allows Spring MVC controllers to set HTTP status codes and messages when throwing exceptions. It simplifies the process of generating custom HTTP responses in REST APIs.
Spring Boot TaskletStep is a step implementation in Spring Batch that processes tasks using a Tasklet. Unlike chunk-based steps, a TaskletStep is designed for single-step processing, such as deleting records or sending notifications, rather than batch chunking.
https://docs.spring.io/spring-batch/docs/current/reference/html/domain.html#taskletStep
Spring Boot ServerHttpRequest is an abstraction over an HTTP request in Spring WebFlux that provides access to request details like headers, query parameters, and body content. It is part of the reactive programming model, allowing for non-blocking HTTP request handling.
Spring Boot DelegatingHandlerMapping is a class in Spring MVC that delegates request handling to multiple handler mappings. It allows combining different strategies for mapping HTTP requests to controllers, such as RequestMappingHandlerMapping and SimpleUrlHandlerMapping.
Spring Boot EventListenerFactory is a class that creates ApplicationListener instances based on methods annotated with @EventListener. It automatically registers methods as event listeners, allowing for a declarative event-handling model in Spring Boot applications.
Spring Boot AfterCommitEvent is a type of ApplicationEvent that is triggered after a transaction is committed in a Spring application. It allows developers to perform post-commit actions, such as sending notifications or processing data after the transaction is successfully completed.
Spring Boot MBeanExporter is a class that registers beans as JMX MBeans, allowing for monitoring and management of application components. It simplifies the process of exposing application metrics, configuration, and operations through JMX in Spring Boot applications.
Spring Boot ContentNegotiationManagerFactoryBean is a factory bean that configures content negotiation strategies in Spring MVC. It determines how media types (e.g., JSON, XML) are resolved based on request parameters, headers, and other factors.
Spring Boot DefaultServletHttpRequestHandler is a request handler in Spring MVC that forwards requests to the default servlet. It enables serving static resources, such as images or HTML files, by delegating the request to the underlying servlet container.
Spring Boot OAuth2LoginConfigurer is a configurer in Spring Security that simplifies the setup of OAuth 2.0 login flows. It configures client registrations, authorization endpoints, and token handling, enabling secure OAuth authentication for web applications.
Spring Boot Jackson2RepositoryPopulatorFactoryBean is a factory bean that populates a repository from a JSON file using the Jackson JSON processor. It allows developers to initialize databases with predefined data from JSON files in a Spring Data application.
Spring Boot ClientHttpRequestInterceptor is an interface used in RestTemplate for intercepting and modifying HTTP requests and responses. It allows developers to add custom logic, such as logging, authentication, or header modification, to outgoing HTTP requests.
Spring Boot BeanExpressionContext is a class that provides context information for evaluating SpEL (Spring Expression Language) expressions within the BeanFactory. It is used to resolve expressions in bean definitions dynamically, allowing for more flexible configuration.
Spring Boot ReactiveAuthorizationManager is an interface in Spring Security for managing authorization in reactive applications. It evaluates whether a user has the required permissions to access a resource or perform an action in a non-blocking manner.
Spring Boot LocaleChangeInterceptor is an interceptor in Spring MVC that allows for dynamic locale changes based on a request parameter. It enables users to switch languages or regional settings by passing a locale parameter in the URL or request.
Spring Boot RabbitTemplate is a helper class in Spring AMQP that simplifies sending and receiving messages over RabbitMQ. It provides methods for converting Java objects to message payloads and handling message properties for RabbitMQ messaging.
https://docs.spring.io/spring-amqp/docs/current/reference/html/#rabbittemplate
Spring Boot SimpleRouteLocator is a class in Spring Cloud Gateway that locates routes for incoming requests based on configured routing rules. It allows dynamic routing of HTTP requests to different services based on URL patterns, headers, or other criteria.
https://docs.spring.io/spring-cloud-gateway/docs/current/reference/html/#gateway.routes.locating
Spring Boot SessionScope is a scope in Spring MVC that defines the lifecycle of a bean to be tied to an HTTP session. Beans in the session scope are created when the session starts and are available for the duration of that session.
Spring Boot ApplicationFailedEvent is an event in Spring Boot that is triggered when the application context fails to start due to an exception. It allows developers to perform custom error handling or logging before the application shuts down.
Spring Boot AbstractReactiveWebInitializer is a base class used to initialize reactive web applications in Spring WebFlux. It sets up the necessary components, such as routers and handlers, for handling reactive HTTP requests.
Spring Boot JpaContext is a utility class in Spring Data JPA that provides access to the underlying JPA EntityManager and Metamodel. It is useful for managing entity persistence and executing queries in a JPA-based Spring Boot application.
https://docs.spring.io/spring-data/jpa/docs/current/reference/html/#jpa.context
Spring Boot ExceptionHandlerAdvice is an annotation-based mechanism for handling exceptions in Spring MVC controllers. It allows developers to define methods to catch and process exceptions, providing custom error responses based on the exception type.
Spring Boot ForwardedHeaderFilter is a servlet filter that extracts and processes headers related to proxy forwarding, such as X-Forwarded-For and X-Forwarded-Proto. It helps handle requests that pass through a reverse proxy, ensuring the correct request details are preserved.
Spring Boot KafkaTemplate is a class in Spring Kafka that simplifies sending messages to Kafka topics. It provides a higher-level API for publishing records, handling serialization, and managing Kafka producer configuration.
https://docs.spring.io/spring-kafka/docs/current/reference/html/#kafkatemplate
Spring Boot ChannelTopic is a class in Spring Data Redis that represents a topic for publishing and subscribing to messages in a Redis pub/sub system. It defines the topic's name and allows applications to send and receive messages through Redis messaging.
https://docs.spring.io/spring-data/redis/docs/current/reference/html/#pubsub
Spring Boot MessageConverter is an interface that defines how messages are converted between Java objects and message payloads. It is commonly used in Spring Messaging, Spring AMQP, and Spring Kafka to handle the serialization and deserialization of message content.
Spring Boot OAuth2AuthorizedClientManager is a manager in Spring Security that coordinates OAuth 2.0 client credentials and token retrieval. It manages OAuth access tokens for authorized clients, ensuring tokens are refreshed or reused as needed.
Spring Boot AbstractRoutingDataSource is a DataSource implementation that routes database connections dynamically based on context, such as the current tenant or user session. It is often used in multi-tenant systems to connect to different databases dynamically.
Spring Boot CachingConfigurer is an interface that provides methods for customizing cache behavior in Spring Boot. It allows developers to define the cache manager, cache resolver, and key generator, enabling fine-tuned caching strategies.
Spring Boot DefaultMessageListenerContainer is a JMS listener container that handles message consumption in Spring JMS. It provides configuration options for concurrency, message acknowledgment, and transaction management, simplifying message-driven processing.
Spring Boot ContextRefreshedEvent is an event published when the ApplicationContext is fully initialized or refreshed. It provides a hook for running custom logic after the context has been started or refreshed, such as initializing beans or services.
Spring Boot MultipartResolver is an interface in Spring MVC that facilitates handling multipart file uploads. It abstracts the underlying mechanisms for parsing multipart/form-data requests, making it easier to handle file uploads and form submissions.
Spring Boot AbstractReactiveAuthenticationManager is a base class in Spring Security for implementing reactive authentication mechanisms. It provides a framework for non-blocking authentication of users, suitable for reactive applications using Spring WebFlux.
Spring Boot RequestContextFilter is a servlet filter that exposes the current HTTP request and response as attributes in the RequestContextHolder. It is used to make request-scoped beans and request information available across different layers of the application.
Spring Boot DelegatingSecurityContextExecutor is a class in Spring Security that wraps a java.util.concurrent.Executor to propagate the SecurityContext from the calling thread to any asynchronously executed tasks. It ensures that security details are available within async operations.
Spring Boot JdbcUtils is a utility class that provides helper methods for interacting with JDBC. It simplifies common database operations such as closing resources, retrieving column values, and handling exceptions in JDBC-based applications.
Spring Boot TransactionAwareConnectionFactoryProxy is a proxy for a JMS ConnectionFactory that integrates with Spring transaction management. It ensures that JMS operations participate in container-managed transactions when using a Spring transaction manager.
Spring Boot MailMessage is a class in Spring Framework's mail support that represents an email message. It provides methods for setting the recipient, subject, body, and other email properties, simplifying email sending in Spring applications.
Spring Boot RestControllerAdvice is an annotation in Spring MVC used to handle exceptions across the entire application in a centralized way. It allows for the definition of global exception handling logic for REST controllers, ensuring consistent error responses.
Spring Boot SpelExpressionParser is a class in Spring Expression Language (SpEL) that parses and compiles SpEL expressions. It enables dynamic expression evaluation in Spring applications, supporting complex logic within bean definitions and annotations.
Spring Boot PathVariableMapMethodArgumentResolver is a class in Spring MVC that resolves method arguments annotated with @PathVariable when the argument is a Map. It allows access to all path variables in a single map for flexible URL mapping.
Spring Boot ScheduledAnnotationBeanPostProcessor is a post-processor that scans for methods annotated with @Scheduled and schedules them for execution. It provides support for scheduled tasks in Spring Boot, allowing methods to run at fixed intervals or using cron expressions.
Spring Boot HttpFirewall is an interface in Spring Security that provides protection for HTTP request headers and parameters. It filters out potentially harmful characters and sequences in request URLs to prevent security vulnerabilities like path traversal attacks.
Spring Boot SockJsService is a class in Spring WebSocket that provides support for SockJS protocol. It enables WebSocket communication in environments that don’t support native WebSockets by falling back to alternative transports such as long polling or streaming.
Spring Boot DataSourceTransactionManager is a transaction manager for handling transactions with a JDBC DataSource. It manages transaction boundaries for database operations, ensuring proper commit or rollback based on transaction success or failure in Spring Boot applications.
Spring Boot WebSessionManager is an interface in Spring WebFlux that provides session management for reactive applications. It is responsible for creating, retrieving, and managing sessions in a non-blocking manner, enabling reactive session support.
Spring Boot HandlerResult is a class in Spring WebFlux that encapsulates the result of a handler method invocation. It contains the return value of a handler method along with the Model and View, facilitating response rendering in a reactive web environment.
Spring Boot ResourceDatabasePopulator is a class in Spring JDBC used to execute SQL scripts from resources to populate a database. It can be used to initialize or populate a database schema with data during application startup.
Spring Boot AbstractSecurityWebApplicationInitializer is a class in Spring Security that automatically registers the Spring Security Filter Chain with the servlet container. It eliminates the need for manual filter configuration in `web.xml`, simplifying security setup for web applications.
Spring Boot SmartValidator is an interface that extends Validator to provide support for validating objects based on groups and context-specific validation. It allows for more flexible and dynamic validation of objects in Spring Boot applications.
Spring Boot AsyncHandlerInterceptor is an extension of HandlerInterceptor in Spring MVC that adds support for asynchronous request handling. It provides hooks for pre-processing, post-processing, and completion of requests that are processed asynchronously.
Spring Boot AbstractMessageSource is a base class for implementing message sources in Spring that provide internationalization (i18n) support. It allows for the resolution of messages based on locale, enabling applications to deliver localized messages to users.
Spring Boot ReactiveOAuth2AuthorizedClientProvider is an interface in Spring Security that provides OAuth 2.0 client credentials and refresh token support in a reactive environment. It manages the process of obtaining and refreshing tokens asynchronously.
Spring Boot HandlerInterceptorAdapter is a convenience class in Spring MVC that allows for partial implementation of the HandlerInterceptor interface. It provides default implementations for most of the methods, allowing developers to override only the necessary parts.
Spring Boot CorsFilter is a filter in Spring MVC that provides Cross-Origin Resource Sharing (CORS) support. It allows for the configuration of CORS policies, such as allowed origins, methods, and headers, ensuring that resources can be securely shared across different domains.
Spring Boot RestTemplateBuilder is a builder class that simplifies the creation and customization of RestTemplate instances. It provides methods for configuring timeouts, message converters, and interceptors, making it easier to create pre-configured RestTemplate instances.
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#boot-features-resttemplate
Spring Boot DefaultClientConnectionFactory is a connection factory in Spring Integration that provides default configurations for managing client connections in messaging systems. It simplifies the setup and management of client-server communication in integration flows.
https://docs.spring.io/spring-integration/docs/current/reference/html/
Spring Boot AbstractAuthenticationToken is a base class in Spring Security that represents an authentication token. It holds information about the principal (user) and credentials and is used during the authentication process to store security-related details.
Spring Boot ApplicationListener is an interface for receiving ApplicationEvent notifications in Spring Boot. It allows beans to listen to and react to specific application lifecycle events, such as context refreshes or shutdown events.
Spring Boot SimpleTrigger is a Quartz trigger that schedules tasks at fixed intervals or specific times. It is often used in Spring applications to schedule recurring tasks, such as periodic maintenance or background jobs, with flexible timing configurations.
Spring Boot EventPublicationInterceptor is an interceptor in Spring Application Events that ensures an event is published after a method execution. It integrates with transactional systems to publish events only after a successful transaction commit.
Spring Boot ClientRegistrationRepository is an interface in Spring Security for managing OAuth 2.0 client registrations. It stores information about OAuth 2.0 clients, such as client ID, client secret, and authorization URI, enabling OAuth authentication and authorization.
Spring Boot JdbcBatchItemWriter is a Spring Batch writer that uses JDBC to write data in bulk to a relational database. It allows for batch processing of large datasets by performing efficient, chunked database inserts or updates.
Spring Boot RSocketMessageHandler is a message handler in Spring WebFlux that handles RSocket messages. It enables handling RSocket requests in a reactive way, allowing for bi-directional messaging and streaming between clients and servers over the RSocket protocol.
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Spring Vocabulary List (Sorted by Popularity)
Spring Framework, Spring Boot, Spring Context, Spring Bean, Spring Configuration, Spring ApplicationContext, Spring Dependency Injection, Spring Inversion of Control (IoC), Spring Beans XML Configuration, Spring Java-Based Configuration, Spring Annotation-Based Configuration, Spring Boot Auto-Configuration, Spring Boot Starter, Spring Boot Application, Spring Boot Actuator, Spring Boot CLI, Spring Boot Dependency Management, Spring Boot Externalized Configuration, Spring Boot Banner, Spring Boot Maven Plugin, Spring Boot Gradle Plugin, Spring Data JPA, Spring Data, Spring Data Repositories, Spring Data MongoDB, Spring Data Redis, Spring Data JDBC, Spring Data REST, Spring MVC, Spring Web MVC, Spring DispatcherServlet, Spring Web, Spring Controller, Spring RestController, Spring RequestMapping, Spring GetMapping, Spring PostMapping, Spring PutMapping, Spring DeleteMapping, Spring PatchMapping, Spring @Autowired, Spring @Component, Spring @Service, Spring @Repository, Spring @Controller, Spring @Configuration, Spring @Bean, Spring @Qualifier, Spring @Primary, Spring @Value, Spring @PropertySource, Spring Environment Abstraction, Spring Profiles, Spring @Profile, Spring Conditional Beans, Spring ConditionalOnProperty, Spring ConditionalOnClass, Spring @Conditional, Spring BootApplication Annotation, Spring Boot Run Method, SpringApplication Class, Spring CommandLineRunner, Spring ApplicationRunner, Spring @EnableAutoConfiguration, Spring @ComponentScan, Spring @EnableScheduling, Spring @EnableAsync, Spring @EnableCaching, Spring Caching Abstraction, Spring AOP (Aspect-Oriented Programming), Spring @Aspect, Spring @Before Advice, Spring @After Advice, Spring @AfterReturning Advice, Spring @AfterThrowing Advice, Spring @Around Advice, Spring AOP Proxy, Spring AOP Pointcut, Spring Expression Language (SpEL), Spring @Value SpEL Expressions, Spring Resource Loading, Spring Resource Interface, Spring ResourceLoader, Spring BeanFactory, Spring BeanPostProcessor, Spring BeanFactoryPostProcessor, Spring BeanDefinition, Spring Bean Lifecycle, Spring ApplicationListener, Spring ApplicationEvent, Spring ContextRefreshedEvent, Spring ContextClosedEvent, Spring ContextStartedEvent, Spring ContextStoppedEvent, Spring Environment, Spring PropertyResolver, Spring PropertyPlaceholderConfigurer, Spring Boot DevTools, Spring Boot Logging, Spring Boot YAML Configuration, Spring Boot Properties File, Spring Boot Profiles, Spring Boot WebFlux, Spring WebFlux, Spring Reactive Programming, Spring Reactor, Spring @EnableWebFlux, Spring WebClient, Spring Functional Endpoints, Spring ResourceServer (Spring Security), Spring Security, Spring Security OAuth2, Spring Security WebSecurityConfigurerAdapter, Spring Security Filter Chain, Spring Security Authentication, Spring Security Authorization, Spring Security UserDetailsService, Spring Security PasswordEncoder, Spring Security @EnableWebSecurity, Spring Security @EnableGlobalMethodSecurity, Spring Security Method Security, Spring Security LDAP Integration, Spring Security SAML Integration, Spring Security JWT Integration, Spring Security OAuth2 Client, Spring Security OAuth2 Resource Server, Spring Session Management, Spring Session, Spring WebSocket Support, Spring STOMP Support, Spring @MessageMapping, Spring SimpMessagingTemplate, Spring SockJS Support, Spring RSocket Integration, Spring AMQP Integration, Spring RabbitMQ Integration, Spring @RabbitListener, Spring JMS Integration, Spring @JmsListener, Spring Kafka Integration, Spring @KafkaListener, Spring Cloud, Spring Cloud Config, Spring Cloud Netflix, Spring Cloud Eureka, Spring Cloud Ribbon, Spring Cloud Hystrix, Spring Cloud Feign (OpenFeign), Spring Cloud Zuul, Spring Cloud Gateway, Spring Cloud Sleuth, Spring Cloud Config Server, Spring Cloud Config Client, Spring Cloud Bootstrap Properties, Spring Cloud Stream, Spring Cloud Function, Spring Integration, Spring Batch, Spring Batch Job, Spring Batch Step, Spring Batch ItemReader, Spring Batch ItemWriter, Spring Batch JobLauncher, Spring Batch JobRepository, Spring DataSource Configuration, Spring Transaction Management, Spring @Transactional, Spring PlatformTransactionManager, Spring JpaTransactionManager, Spring Data JPA Repositories, Spring CrudRepository, Spring PagingAndSortingRepository, Spring JpaRepository, Spring Query Methods, Spring @Query Annotation, Spring Named Queries, Spring Data Rest Repositories Exports, Spring Hateoas Integration, Spring WebDataBinder, Spring Web BindingInitializer, Spring @InitBinder, Spring @ModelAttribute, Spring Form Tag Library, Spring @SessionAttributes, Spring @CrossOrigin, Spring MVC Interceptors, Spring HandlerInterceptor, Spring HandlerMethodArgumentResolver, Spring HandlerMethodReturnValueHandler, Spring Message Converters, Spring HttpMessageConverter, Spring Jackson Integration, Spring JSON Binding, Spring XML Marshalling, Spring MarshallingView, Spring ContentNegotiationManager, Spring MultipartResolver, Spring DispatcherServlet Registration, Spring ServletRegistrationBean, Spring FilterRegistrationBean, Spring ServletContextInitializer, Spring Logging with Logback, Spring Logging with Log4j2, Spring Boot Logging Levels, Spring Boot Logging Groups, Spring Boot Admin, Spring Boot Security Starter, Spring Boot Web Starter, Spring Boot Actuator Endpoints, Spring Boot HealthIndicator, Spring Boot InfoContributor, Spring Boot Metrics, Spring Boot Micrometer Integration, Spring Boot Banner Customization, Spring Boot Liquibase Integration, Spring Boot Flyway Integration, Spring Boot Test, Spring Boot Starter Test, Spring Boot @SpringBootTest, Spring Boot TestRestTemplate, Spring Boot MockMvc, Spring Boot Test Slices, Spring Boot AutoConfigureMockMvc, Spring Boot AutoConfigureTestDatabase, Spring Boot WebTestClient, Spring Test Framework, Spring JUnit Integration, Spring TestContext Framework, Spring @ContextConfiguration, Spring @ActiveProfiles, Spring @DirtiesContext, Spring @BeforeTransaction, Spring @AfterTransaction, Spring Test Rest Docs, Spring Data Rest Paginators, Spring Data Rest HAL Browser, Spring Data REST SDR, Spring @RestResource, Spring CrossOrigin in Data REST, Spring Integration Flows, Spring Integration Channels, Spring Integration Gateways, Spring Integration Transformers, Spring Integration Filters, Spring Integration Aggregators, Spring Integration Splitters, Spring Integration Routers, Spring Integration Endpoints, Spring Integration Message, Spring Integration MessageHeaders, Spring Integration ServiceActivator, Spring Integration Annotation Config, Spring Integration DSL, Spring Integration MQTT, Spring Integration Kafka, Spring Integration JMS, Spring Integration Redis, Spring Integration TCP, Spring Integration File, Spring Integration Mail, Spring Integration Feed, Spring Integration XML, Spring Integration RSocket, Spring Batch ItemProcessor, Spring Batch Validator, Spring Batch JobExecutionListener, Spring Batch StepExecutionListener, Spring Batch SkipListener, Spring Batch ChunkOrientedTasklet, Spring Batch @EnableBatchProcessing, Spring Batch FlatFileItemReader, Spring Batch JdbcCursorItemReader, Spring Batch JpaItemWriter, Spring Batch FlatFileItemWriter, Spring Batch StaxEventItemWriter, Spring Batch JobParameters, Spring Batch JobIncrementer, Spring WebFlux RouterFunctions, Spring WebFlux HandlerFunction, Spring WebFlux WebFilter, Spring WebFlux CorsWebFilter, Spring WebFlux WebSocket Integration, Spring WebFlux ServerSentEvent, Spring Reactive Streams Support, Spring Reactor Core, Spring Reactor Flux, Spring Reactor Mono, Spring Functional Bean Definition, Spring Functional Configuration, Spring Functional Router DSL, Spring GraalVM Support, Spring Native, Spring Cloud Native Buildpacks, Spring Cloud Kubernetes, Spring Cloud Vault, Spring Cloud Azure, Spring Cloud AWS, Spring Cloud GCP, Spring Cloud OpenFeign, Spring Cloud Config Client, Spring Cloud Bus, Spring Cloud Sleuth Tracing, Spring Cloud Zipkin Integration, Spring Cloud Starter, Spring Boot Starter Security, Spring Boot Starter Web, Spring Boot Starter Data JPA, Spring Boot Starter Data MongoDB, Spring Boot Starter Data Redis, Spring Boot Starter Data Cassandra, Spring Boot Starter Data Elasticsearch, Spring Boot Starter Actuator, Spring Boot Starter Test, Spring Boot Starter Validation, Spring Boot Starter Thymeleaf, Spring Boot Starter WebServices, Spring Boot Starter WebFlux, Spring Boot Starter AOP, Spring Boot Starter Batch, Spring Boot Starter Integration, Spring Boot Starter Mail, Spring Boot Starter JMS, Spring Boot Starter AMQP, Spring Boot Starter Security OAuth2, Spring Boot Starter Security SAML, Spring Boot Starter Security LDAP, Spring Boot Starter Logging, Spring Boot Starter JSON, Spring Boot Starter XML, Spring Boot Starter Configuration Processor, Spring Boot Starter Actuator Health Indicators, Spring Boot Starter Devtools, Spring Boot LiveReload, Spring Boot @WebMvcTest, Spring Boot @DataJpaTest, Spring Boot @RestClientTest, 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ExecutorChannel, Spring Integration PriorityChannel, Spring Integration LoggingHandler, Spring Integration ServiceActivator Annotation, Spring Integration @Transformer, Spring Integration @Filter, Spring Integration @Splitter, Spring Integration @Aggregator, Spring Integration @Router, Spring Integration ErrorChannel, Spring Integration TransactionSynchronizationFactory, Spring Integration MessageStore, Spring Integration JdbcMessageStore, Spring Integration RedisMessageStore, Spring Integration FileReadingMessageSource, Spring Integration FileWritingMessageHandler, Spring Integration MailReceivingMessageSource, Spring Integration MailSendingMessageHandler, Spring Integration HttpRequestHandlingMessagingGateway, Spring Integration HttpRequestExecutingMessageHandler, Spring Integration TcpInboundGateway, Spring Integration TcpOutboundGateway, Spring Integration MqttPahoMessageDrivenChannelAdapter, Spring Integration MqttPahoMessageHandler, Spring Data MongoRepositories, Spring Data MongoTemplate, Spring Data JpaRepository, Spring Data JpaSpecificationExecutor, Spring Data KeyValue Repositories, Spring Data Neo4j, Spring Data Gemfire, Spring Data Cassandra, Spring Data Elasticsearch, Spring Data Rest RepositoryResource, Spring Data Rest RepositoryEventHandler, Spring Data Rest HAL Representation, Spring Data Projection, Spring Data @Entity, Spring Data @Id, Spring Data @GeneratedValue, Spring Data @Column, Spring Data @Table, Spring Data @OneToMany, Spring Data @ManyToOne, Spring Data @OneToOne, Spring Data @ManyToMany, Spring Data @JoinColumn, Spring Data @JoinTable, Spring Data @MappedSuperclass, Spring Data @Inheritance, Spring Data @DiscriminatorColumn, Spring Data @Query Annotation, Spring Data NamedQuery, Spring Data Auditing, Spring Data @CreatedDate, Spring Data @LastModifiedDate, Spring Data @CreatedBy, Spring Data @LastModifiedBy, Spring Validation @Valid, Spring Validation BindingResult, Spring Validation Validator, Spring Validation Errors, Spring 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Backend, Spring Cloud Circuit Breaker, Spring Cloud Circuit Breaker Resilience4j, Spring Cloud Circuit Breaker Hystrix, Spring Cloud Circuit Breaker Sentinel, Spring Shell Command, Spring Shell Interactive Console, Spring Shell JLine Integration, Spring Data Rest RepositoryMapping, Spring HATEOAS Link, Spring HATEOAS RepresentationModelAssembler, Spring HATEOAS EntityModel, Spring HATEOAS CollectionModel, Spring HATEOAS PagedModel, Spring HATEOAS LinkRelation, Spring Boot Metric Filter, Spring Boot MetricRegistry, Spring Boot Micrometer Metrics, Spring Boot Micrometer Prometheus, Spring Boot Micrometer Influx, Spring Boot Micrometer Graphite, Spring Boot Micrometer JMX, Spring Boot HealthContributor, Spring Boot InfoContributor, Spring Boot StartupActuatorContributor, Spring Boot JMX Endpoint, Spring Boot Shutdown Endpoint, Spring Boot Beans Endpoint, Spring Boot Info Endpoint, Spring Boot Health Endpoint, Spring Boot Metrics Endpoint, Spring Boot Auditevents Endpoint, Spring Boot Mappings Endpoint, Spring Boot ThreadDump Endpoint, Spring Boot HeapDump Endpoint, Spring Boot Loggers Endpoint, Spring Boot Liquibase Dependency, Spring Boot Flyway Dependency, Spring Boot DevTools Property Defaults, Spring Boot Restart Classloader, Spring Boot RestartInitializer, Spring Boot GracefulShutdownHook, Spring Boot Buildpack Image, Spring Boot Layers Index, Spring Boot Packaging, Spring Boot Starter Parent POM, Spring Boot BOM (Bill Of Materials), Spring WebTestClient Configuration, Spring Test @WebFluxTest, Spring Test @AutoConfigureWebFlux, Spring Test @AutoConfigureJsonTesters, Spring Test @JdbcTest, Spring Test @JooqTest, Spring Test @DataMongoTest, Spring Test @DataRedisTest, Spring Test @DataCassandraTest, Spring Test @DataElasticSearchTest, Spring Test @JsonTest, Spring Test @DataR2dbcTest, Spring Boot Logging System Customization, Spring Boot LoggingGroup, Spring Boot ErrorAttributes, Spring Boot ErrorProperties, Spring Boot ErrorViewResolver, Spring Boot Reactive WebServerFactoryCustomizer, Spring Boot TomcatWebServerFactory, Spring Boot JettyWebServerFactory, Spring Boot UndertowWebServerFactory, Spring Boot ReactiveWebServerFactory, Spring Boot NettyReactiveWebServerFactory, Spring Boot Actuator Integration with Prometheus, Spring Boot Actuator Integration with Grafana, Spring Boot Admin Jolokia Integration, Spring Boot Admin Hawtio Integration, Spring Integration FlowRegistration, Spring Integration IntegrationFlowBeanDefinition, Spring Integration Management Console, Spring Integration Micrometer Metrics, Spring Cloud Stream Binder Kafka, Spring Cloud Stream Binder Rabbit, Spring Cloud Stream FunctionInvoker, Spring Cloud Stream Processor Application, Spring Cloud Stream Sink Application, Spring Cloud Stream Source Application, Spring Cloud Function WebFlux Adapter, Spring Cloud Function WebMvc Adapter, Spring Native Image Support, Spring Native Image Hints, Spring AOT Processing, Spring Context Indexer, Spring Boot Thin Launcher, Spring Boot Build Image Task, Spring Boot Layering, Spring Boot Custom Layers, Spring Boot Binding To Services, Spring Data Projections, Spring Data DTO Projection, Spring Data OpenEntityManagerInView, Spring Data TransactionSynchronization, Spring Data Repository QueryDerivation, Spring Data Repository Custom Implementations, Spring Data KeyValueTemplate, Spring Data MappingContext, Spring Data Converter, Spring Data ElasticsearchTemplate, Spring Data NamedParameterJdbcTemplate, Spring Data RowMapper, Spring Data TransactionalEventListener, Spring ValidationMessageSource, Spring ValidationGroupSequence, Spring ValidationGroupSequenceProvider, Spring PathVariable, Spring RequestParam, Spring RequestBody, Spring ResponseBody, Spring ExceptionHandler, Spring ControllerAdvice, Spring ResponseStatus, Spring ResponseEntity, Spring HttpStatus, Spring HttpHeaders, Spring MultiValueMap, Spring ServerHttpRequest, Spring ServerHttpResponse, Spring WebSession, Spring WebFilterChain, Spring ExchangeFilterFunction, Spring WebClientBuilder, Spring WebFluxConfigurer, Spring WebMvcConfigurer, Spring RestTemplateCustomizer, Spring ClientHttpRequestInterceptor, Spring ClientHttpResponse, Spring RestTemplateBuilder, Spring RestOperations, Spring ParametrizedTypeReference, Spring HttpEntity, Spring HttpCookie, Spring WebFilter, Spring ErrorWebExceptionHandler, Spring WebExceptionHandler, Spring HandlerFunctionAdapter, Spring HandlerMethodArgumentResolverComposite, Spring HandlerMethodReturnValueHandlerComposite, Spring ResourceHttpRequestHandler, Spring ResourceChain, Spring ResourceResolver, Spring ResourceTransformer, Spring PathPatternParser, Spring CorsConfiguration, Spring CorsConfigurationSource, Spring CorsRegistry, Spring HandlerInterceptorRegistry, Spring ViewResolverRegistry, Spring MessageSource, Spring LocaleResolver, Spring LocaleChangeInterceptor, Spring ThemeResolver, Spring ReloadableResourceBundleMessageSource, Spring FormattingConversionService, Spring FormatterRegistry, Spring ConverterRegistry, Spring ValidationConfigurer, Spring ApplicationContextInitializer, Spring ApplicationContextAware, Spring BeanNameAware, Spring BeanFactoryAware, Spring EmbeddedDatabaseBuilder, Spring EmbeddedDatabaseType, Spring AbstractRoutingDataSource, Spring TransactionSynchronizationManager, Spring TransactionTemplate, Spring DataTransactionManager, Spring ReactiveTransactionManager, Spring R2dbcEntityTemplate, Spring R2dbcMappingContext, Spring R2dbcConverter, Spring Messaging, Spring @EnableScheduling, Spring @Scheduled, Spring SchedulingConfigurer, Spring TaskScheduler, Spring ThreadPoolTaskScheduler, Spring TaskExecutor, Spring AsyncConfigurer, Spring @Async, Spring @EnableAsync, Spring SimpleAsyncTaskExecutor, Spring ConcurrentTaskExecutor, Spring ExecutorServiceTaskExecutor, Spring SyncTaskExecutor, Spring Caffeine Cache Integration, Spring Ehcache Integration, Spring Hazelcast Integration, Spring Infinispan Integration, Spring 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