src/share/classes/java/util/OptionalDouble.java

rev 7596 : 8015317: Optional.filter, map, and flatMap
Reviewed-by:
Contributed-by: brian.goetz@oracle.com, henry.jen@oracle.com

*** 184,197 ****
              throw exceptionSupplier.get();
          }
      }
  
      /**
!      * Indicates whether some other object is "equal to" this Optional. The
       * other object is considered equal if:
       * <ul>
!      * <li>it is also an {@code OptionalInt} and;
       * <li>both instances have no value present or;
       * <li>the present values are "equal to" each other via {@code Double.compare() == 0}.
       * </ul>
       *
       * @param obj an object to be tested for equality
--- 184,197 ----
              throw exceptionSupplier.get();
          }
      }
  
      /**
!      * Indicates whether some other object is "equal to" this OptionalDouble. The
       * other object is considered equal if:
       * <ul>
!      * <li>it is also an {@code OptionalDouble} and;
       * <li>both instances have no value present or;
       * <li>the present values are "equal to" each other via {@code Double.compare() == 0}.
       * </ul>
       *
       * @param obj an object to be tested for equality
*** 224,239 ****
      public int hashCode() {
          return isPresent ? Double.hashCode(value) : 0;
      }
  
      /**
!      * Returns a non-empty string representation of this OptionalDouble suitable for
       * debugging. The exact presentation format is unspecified and may vary
       * between implementations and versions.
       *
       * @implSpec If a value is present the result must include its string
!      * representation in the result. Empty and present OptionalDoubless must be
       * unambiguously differentiable.
       *
       * @return the string representation of this instance
       */
      @Override
--- 224,241 ----
      public int hashCode() {
          return isPresent ? Double.hashCode(value) : 0;
      }
  
      /**
!      * {@inheritDoc}
!      *
!      * Returns a non-empty string representation of this object suitable for
       * debugging. The exact presentation format is unspecified and may vary
       * between implementations and versions.
       *
       * @implSpec If a value is present the result must include its string
!      * representation in the result. Empty and present instances must be
       * unambiguously differentiable.
       *
       * @return the string representation of this instance
       */
      @Override