Java MathContext is a class used for specifying the precision and rounding mode for numerical operations in Java BigDecimal arithmetic. It defines the number of significant digits to be used and the rounding strategy to be applied. Introduced in Java 2004 with Java 5, MathContext helps control the accuracy and precision of decimal calculations, making it essential for financial and scientific applications requiring precise arithmetic.

https://docs.oracle.com/javase/8/docs/api/java/math/MathContext.html