Online Java Compiler By
JavaTpoint.com
package myPackage; import java.util.*; public class CollectionsCheckedMapExample3 { public static void main(String[] args) { Map map = new HashMap(); map.put("Raj",1); map.put("JavaTpoint",2); map.put("Rahul",3); map.put("Amit",4); Map chekedMap = Collections.checkedMap(map, String.class, Integer.class); System.out.println("Map content: "+chekedMap); map.put(5,"Karan"); chekedMap.put(6,"Akhil"); //throws ClassCastException } }
Output