java.util.PriorityQueue.remove() 方法

package com.codingdict;



import java.util.*;



public class PriorityQueueDemo {

   public static void main(String args[]) {



      // create priority queue

      PriorityQueue < Integer >  prq = new PriorityQueue < Integer > ();



      // insert values in the queue

      for ( int i = 3; i  <  10; i++ ) {  

         prq.add (new Integer (i)) ;

      }



      System.out.println("Initial priority queue values are: "+ prq);



      // remove 7 from the queue

      boolean isremoved = prq.remove(7);



      System.out.println("Return value after remove: "+ isremoved);

      System.out.println("Priority queue values after remove: "+ prq);

   }

}