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

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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

*** 25,40 **** package java.util.function; /** * A supplier of {@code double} values. * ! * <p/>This is the primitive type specialization of {@link Supplier} for * {@code double} and also may be used as a {@code Supplier<Double>}. * * @since 1.8 */ ! public interface DoubleSupplier { /** * Returns a {@code double} value. * * @return a {@code double} value --- 25,50 ---- package java.util.function; /** * A supplier of {@code double} values. * ! * <p>This is the primitive type specialization of {@link Supplier} for * {@code double} and also may be used as a {@code Supplier<Double>}. * * @since 1.8 */ ! public interface DoubleSupplier extends Supplier<Double> { ! ! /** ! * {@inheritDoc} ! * ! * @return {@inheritDoc}, always non-null ! */ ! @Override ! public default Double get() { ! return getAsDouble(); ! } /** * Returns a {@code double} value. * * @return a {@code double} value