format time to yyyy-MM-dd in java

/**
 * @author lautturi.com
 * Java example: format date time to yyyy mm dd format in java
 */

import java.util.*;
import java.text.SimpleDateFormat;

public class Lautturi {

	public static void main(String[] args) {

		java.util.Date date = new Date("Sat Oct 17 00:00:00 GMT 2020");
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
		String format = formatter.format(date);
		System.out.println(format);

	}
}

output:

2020-10-17