java.util.Collections.checkedList() 方法
package com.codingdict;
import java.util.*;
public class CollectionsDemo {
public static void main(String args[]) {
// create arraylist
ArrayList<String> arlst=new ArrayList<String>();
// populate the list
arlst.add("TP");
arlst.add("PROVIDES");
arlst.add("QUALITY");
arlst.add("TUTORIALS");
// create typesafe view of the list
Collection<String> tslst;
tslst = Collections.checkedList(arlst,String.class);
System.out.println("Dynamically typesafe view is: "+tslst);
}
}