public class PassByValue {
	public int test(int year, Message formalHello, Message formalBye) {
		year = 2000;
		formalHello = new Message("What's up");
		formalBye.setMsg("Take care buddy");
		
		return year;
	}

	public static void main(String[] args) {

		int year = 1900;
		Message formalHelloMsg = new Message("Hello Sir");
		Message formalByeMsg = new Message("GoodBye Sir");

		System.out.println("Before calling test");
		System.out.println(year);
		formalHelloMsg.display();
		formalByeMsg.display();
		System.out.println("");

		PassByValue tester = new PassByValue();
		year = tester.test(year, formalHelloMsg, formalByeMsg);

		System.out.println("After calling test");
		System.out.println(year);
		formalHelloMsg.display();
		formalByeMsg.display();
	}
}