Code:

import java.io.*;
import java.net.*;
import java.util.*;

public class EchoServer {
    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
           try{
                       //ovde uspostavljam konekciju
            String urlName = "http://www.strictsystem.com/system/rss/rss_prognoza.php";
            URL url = new URL(urlName);
            URLConnection connection = url.openConnection();
                         //citam sadrzaj i upisujem u vreme.xml
            BufferedReader in = new BufferedReader(new
            InputStreamReader(connection.getInputStream()));
            DataOutputStream output = null; 
                output = 
                    new DataOutputStream(
                    new BufferedOutputStream(
                    new FileOutputStream("vreme.xml")));
                
            String line;
            int n = 1;
            while ((line = in.readLine()) != null)
            {
            System.out.println(line);
            output.writeBytes(line.trim());
            n++;
             }
            
            output.close();
            in.close();
            if (line != null) System.out.println(". . .");
           }
            catch (IOException exception)
            {
              exception.printStackTrace();
            }
    }
}