import java.applet.*;
import java.awt.*;
import java.io.*;
import java.net.*;

/*
<applet code=ReadFile width=300 height=300 > 
  <param name="FileToRead" value="data.txt">
</applet>
*/

public class ReadFile extends Applet {

  StringBuffer buf;
  String FileToRead="message.txt";
  TextArea ta;

//---------------------------------------------------------------- 
  public void init() {

    ta = new TextArea(40, 40);
    ta.setEditable(false);
    setLayout(new BorderLayout());
    add(ta, "Center");

    // Get setup parameters from applet html
    String param = getParameter("FileToRead");
    if ( param != null){
      FileToRead = new String(param);
    }
    // Now read the file.
    readFile();
  }
//---------------------------------------------------------------- 
  public void readFile(){
    String line;
    URL url=null;

    try {
     url = new URL (getCodeBase(), FileToRead );
    }
    catch (MalformedURLException  e ) {
       System.out.println("Malformed URL ");
       stop();
    } 
	
    try {
      InputStream in=url.openStream();
      BufferedReader dis = new BufferedReader(new InputStreamReader(in));
      buf = new StringBuffer () ;		

      while ((line = dis.readLine()) != null){ 
        buf.append(line + "\n");
      }

      in.close();
    }
    catch (IOException e ) {} 
    // Load the file into the TextArea.
    ta.append(buf.toString ());
  }
}