25 

    25 

    26 package java.util;

    26 package java.util;

    27 

    27 

    28 import java.util.function.Consumer;

    28 import java.util.function.Consumer;

    29 import java.util.function.Predicate;

    29 import java.util.function.Predicate;

    31 

    31 

    32 /**

    32 /**

    33  * An unbounded priority {@linkplain Queue queue} based on a priority heap.

    33  * An unbounded priority {@linkplain Queue queue} based on a priority heap.

    34  * The elements of the priority queue are ordered according to their

    34  * The elements of the priority queue are ordered according to their

    35  * {@linkplain Comparable natural ordering}, or by a {@link Comparator}

    35  * {@linkplain Comparable natural ordering}, or by a {@link Comparator}