Functional supplier interface in Java tutorial There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package ...

java.util.function.UnaryOperator @FunctionalInterface public interface UnaryOperator<T> extends Function<T,T> T apply(T t) Applies this function to the given argument. Parameter Types: T - the input ...

Now available for production use, Java 19 features structured concurrency, virtual threads, pattern matching for switch expressions, a vector API, and a Linux/RISC-V port.