OSA B12

 B12:Java Scripts required to start, stop and perform daily cleanup tasks

Program:

import java.io.*;
class cleanup
{
 public static void main(String[] args) throws FileNotFoundException,UnsupportedEncodingException
{

 File file = new File("/root/a/");        
        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("/root/log/cleanup_log.txt","UTF-8");
    writer.println("\n ----------------------------------------------------");
    writer.println("\n"+count+"  Files are deleted successfully");
    writer.println("\n --------------------x-o-x---------------------------\n");
    writer.close();
}

}