src/share/classes/java/util/function/LongBinaryOperator.java
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rev 6137 : 8004015: Add Extends and deaults for basic functional interface types
Summary: Adds the appropriate extends and default methods for core functional interfaces used by the JSR335 libraries.
Reviewed-by: duke
@@ -27,11 +27,14 @@
/**
* An operation on two {@code long} operands yielding a {@code long} result.
*
* @since 1.8
*/
-public interface LongBinaryOperator {
+public interface LongBinaryOperator extends BinaryOperator<Long> {
+
+ @Override
+ public default Long operate(Long left, Long right) { return operateAsLong((long) left, (long) right); }
/**
* Returns the {@code long} result of the operation upon the {@code long}
* operands. The parameters are named {@code left} and {@code right} for
* operations where the order of parameters matters.