typeof in java

using getClass to get the runtime class of Object in java

/**
 * @author lautturi.com 
 * Java example:
 */

import java.util.*;

public class Lautturi {

	public static void main(String[] args) {
		Object obj = null;
		obj = new ArrayList<String>();
		System.out.println(obj.getClass());

		obj = "hello";
		System.out.println(obj.getClass());

		obj = 123;
		System.out.println(obj.getClass());

	}
}

output:

class java.util.ArrayList
class java.lang.String
class java.lang.Integer