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

rev 7675 : 8019840: Spec updates for java.util.function
Reviewed-by: mduigou
Contributed-by: brian.goetz@oracle.com

*** 23,50 ****
   * questions.
   */
  package java.util.function;
  
  /**
!  * Apply a function to the input arguments, yielding an appropriate result.
!  * This is the {@code double}-bearing specialization for {@link BiFunction}.
   *
!  * @param <T> the type of the first argument to the {@code applyAsDouble}
!  * operation.
!  * @param <U> the type of the second argument to the {@code applyAsDouble}
!  * operation.
   *
   * @see BiFunction
   * @since 1.8
   */
  @FunctionalInterface
  public interface ToDoubleBiFunction<T, U> {
  
      /**
!      * Compute the result of applying the function to the input arguments
       *
!      * @param t an input object
!      * @param u an input object
!      * @return the function result value
       */
      double applyAsDouble(T t, U u);
  }
--- 23,52 ----
   * questions.
   */
  package java.util.function;
  
  /**
!  * Represents a function that accepts two arguments and produces a double-valued
!  * result.  This is the {@code double}-producing primitive specialization for
!  * {@link BiFunction}.
   *
!  * <p>This is a <a href="package-summary.html">functional interface</a>
!  * whose functional method is {@link #applyAsDouble(Object, Object)}.
!  *
!  * @param <T> the type of the first argument to the function
!  * @param <U> the type of the second argument to the function
   *
   * @see BiFunction
   * @since 1.8
   */
  @FunctionalInterface
  public interface ToDoubleBiFunction<T, U> {
  
      /**
!      * Applies this function to the given arguments.
       *
!      * @param t the first function argument
!      * @param u the second function argument
!      * @return the function result
       */
      double applyAsDouble(T t, U u);
  }