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

rev 6189 : 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

*** 26,41 ****
  
  /**
   * An operation upon a {@code double} input value. The operation may modify
   * external state.
   *
!  * <p/>This is the primitive type specialization of {@link Block} for
!  * {@code double} and also may be used as a {@code Block<Double>}.
   *
   * @since 1.8
   */
! public interface DoubleBlock {
  
      /**
       * Use the {@code double} input value in an operation which may modify
       * external state.
       *
--- 26,53 ----
  
  /**
   * An operation upon a {@code double} input value. The operation may modify
   * external state.
   *
!  * <p>This is the primitive type specialization of {@link Block} for
!  * {@code double} and also may be used as a {@code Block<Double>}. When used as
!  * a {@code Block} the default {@code accept} implementation provided by this
!  * interface does not accept null parameters.
   *
   * @since 1.8
   */
! public interface DoubleBlock extends Block<Double> {
! 
!     /**
!      * {@inheritDoc}
!      *
!      * @param t {@inheritDoc}, must be non-null
!      */
!     @Override
!     public default void accept(Double t) {
!         accept((double)t);
!     }
  
      /**
       * Use the {@code double} input value in an operation which may modify
       * external state.
       *