How to check a file is modified at a server or not?
Solution:
Following example shows How to check a file is modified at a server or not.
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/java.bmp");
URLConnection uc = u.openConnection();
uc.setUseCaches(false);
long timestamp = uc.getLastModified();
System.out.println("The last modification time
of java.bmp is :"+timestamp);
}
}
Result:
The above code sample will produce the following result.
The last modification time of java.bmp is :24 May 2009 12:14:50