UsingObjects.java

package com.abhirockzz.wordpress.npesaviors;

import java.util.Map;
import java.util.Objects;

public class UsingObjects {

	String getVal(Map<String, String> aMap, String key) {
		return aMap.containsKey(key) ? aMap.get(key) : null;
	}

	public static void main(String[] args) {
		UsingObjects obj = new UsingObjects();
		obj.getVal(null, "dummy");
	}
}