Mega Code Archive

 

Categories / Java / Network Protocol

 

Check if a file was modified on the server

import java.net.URL; import java.net.URLConnection; public class Main {   public static void main(String[] argv) throws Exception {     URL u = new URL("http://127.0.0.1/test.gif");     URLConnection uc = u.openConnection();     uc.setUseCaches(false);     long timestamp = uc.getLastModified();   } }