Word Count

WordCount.java

package com.corejava

import java.util.Map;
import java.util.HashMap;

public class WordCount 
{
    public static void main (String[] args)
    {
    String str = "Today is a Holiday Day Today is a Working Day";
    String[] wordArray = str.split("\\s+");
    Map<String,Integer> map = new HashMap<String,Integer>();
    
    for(String w : wordArray){
   		map.put(w, map.get(w) == null ? 1 : map.get(w)+1);  
    }
    
    for(Map.Entry<String,Integer> entry : map.entrySet()){
      System.out.println(entry.getKey() + " | " + entry.getValue());
    }
    }
}

sample Word Count in java

fixed compilation issues