How to Fetch Cookie with CookieHandler, CookieManager and CookieStore in java

import java.net.CookieHandler;
import java.net.CookieManager;
import java.net.CookieStore;
import java.net.HttpCookie;
import java.net.URL;
import java.net.URLConnection;
import java.util.List;

public class FetchCookie {
public static void main(String args[]) throws Exception {
String urlString = "http://java.sun.com";
CookieManager manager = new CookieManager();
CookieHandler.setDefault(manager);
URL url = new URL(urlString);
URLConnection connection = url.openConnection();
Object obj = connection.getContent();
url = new URL(urlString);
connection = url.openConnection();
obj = connection.getContent();
CookieStore cookieJar = manager.getCookieStore();
List cookies = cookieJar.getCookies();
for (HttpCookie cookie : cookies) {
System.out.println(cookie);
}
}
}