Duplicate String in java

package com.swain.cell;

import java.util.HashMap;

import java.util.StringTokenizer;

public class DuplicateString {

/**

 * @param args

 */

public static void main(String[] args) {

// TODO Auto-generated method stub

        String str = "java java android android java example";

        String selectedword="java";

         

        StringTokenizer t = new StringTokenizer(str);

        HashMap<String,Integer> hms=new HashMap<String,Integer>();

        

while(t.hasMoreTokens())

{

String word = t.nextToken();

 hms.put(word,(hms.get(word)==null?1:hms.get(word)+1));

}

System.out.println(selectedword+" contents  " + hms.get(selectedword)+ " times.");

        

    

}

}