java.util.Collections.synchronizedCollection() 方法

package com.codingdict;

import java.util.*;

public class CollectionsDemo {
   public static void main(String[] args) {

      // create vector object
      Vector<String> vector = new Vector<String>();

      // populate the vector
      vector.add("1");
      vector.add("2");
      vector.add("3");
      vector.add("4");
      vector.add("5");

      // create a synchronized view
      Collection<String> c = Collections.synchronizedCollection(vector);

      System.out.println("Sunchronized view is :"+c);
   }
}