OSA B11

B11:Java Working with startup scripts. (Init script)

program:

import java.io.*;

class assign11

{

 public static void main(String[] args) throws FileNotFoundException,UnsupportedEncodingException

 {

System.out.println("\n Your script has been sucesfully initialized. Reboot your system.");

  File file = new File("/home/joker415/temp/");        

  String[] myFiles;

  int count=0;     

  if(file.isDirectory())

  {  

   myFiles = file.list();  

   for (int i=0; i<myFiles.length; i++)

   {  

    File myFile = new File(file, myFiles[i]);   

    if(myFile.delete())

    {

     count++;

    }

   }  

  }  

  System.out.println("\n"+count+" Files and Directory are deleted successfully..");

  PrintWriter writer =new PrintWriter("/home/joker415/init_scripts/log.txt","UTF-8");

  writer.println("\n ----------------------------------------------------");

  writer.println("\n"+count+"  Files are deleted successfully");

  writer.println("\n --------------------x-o-x---------------------------\n");

  writer.close();

PrintWriter writer1 =new PrintWriter("/etc/rc.d/rc.local","UTF-8");

  writer1.println("#!/bin/bash");

  writer1.println("cd /home/joker415/init_scripts/");

  writer1.println("java assign11");

  writer1.close();

 }

}