Java Examples - Getting the File size

Advertisements


Problem Description:

How to get the file size from the server?

Solution:

Following example demonstrates How to get the file size from the server.

import java.net.URL;
import java.net.URLConnection;

public class Main {
   public static void main(String[] argv) 
   throws Exception {
      int size;
      URL url = new URL("http://www.server.com");
      URLConnection conn = url.openConnection();
      size = conn.getContentLength();
      if (size < 0)
      System.out.println("Could not determine file size.");
      else
      System.out.println("The size of file is = "
      +size + "bytes");
      conn.getInputStream().close();
   }
}

Result:

The above code sample will produce the following result.

The size of file is = 16384 bytes


Advertisements
Advertisements