How to find which week of the year, month?

JAVA Program

import java.util.*;
public class Main {
	public static void main(String[] args) throws Exception {
		Date d1 = new Date();
		Calendar cl = Calendar. getInstance();
		cl.setTime(d1);
		System.out.println("today is "+ cl.WEEK_OF_YEAR+ " week of the year");
		System.out.println("today is a "+cl.DAY_OF_MONTH + "month of the year");
		System.out.println("today is a "+cl.WEEK_OF_MONTH +"week of the month");
	}
}

Output

today is 30 week of the year
today is a 5month of the year
today is a 4week of the month