src/share/classes/java/util/function/IntBinaryOperator.java

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 int} operands yielding an {@code int} result.
  *
  * @since 1.8
  */
-public interface IntBinaryOperator {
+public interface IntBinaryOperator extends BinaryOperator<Integer> {
+
+    @Override
+    public default Integer operate(Integer left, Integer right) { return operateAsInt((int) left, (int) right); }
 
     /**
      * Returns the {@code int} result of the operation upon the {@code int}
      * operands. The parameters are named {@code left} and {@code right} for
      * operations where the order of parameters matters.