readfileapplet.java

this applet program reads file

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

public class readFileApplet extends Applet{
  String fileToRead = "e:\\see.lit";
  StringBuffer strBuff;
  TextArea txtArea;
  Graphics g;

  public void init(){
    txtArea = new TextArea(100, 100);
    txtArea.setEditable(false);
    add(txtArea, "center");
    String prHtml = this.getParameter("fileToRead");
    if (prHtml != null) fileToRead = new String(prHtml);
    readFile();
  }

  public void readFile(){
    String line;
    URL url = null;
    try{
      url = new URL(getCodeBase(), fileToRead);
    }
    catch(MalformedURLException e){}
    
    try{
      InputStream in = url.openStream();
      BufferedReader bf = new BufferedReader(new InputStreamReader(in));
      strBuff = new StringBuffer();
      while((line = bf.readLine()) != null){
        strBuff.append(line + "\n");
      }
    txtArea.append("File Name : " + fileToRead + "\n");
    txtArea.append(strBuff.toString());
    }
    catch(IOException e){
      e.printStackTrace();
    }
  }
}