Java Directory Pro

Create new empty file

import java.io.*;  

public class CreateNewEmptyFile

{

public static void main(String[] args)

{

File file = new File("C://demo.txt");

boolean blnCreated = false;

try

{

blnCreated = file.createNewFile();

}

catch(IOException ioe)

{

System.out.println("Error while creating a new empty file :" + ioe);

}

System.out.println("Was file " + file.getPath() + " created ? : " + blnCreated);

   }

}

Create temporary file

import java.io.*;

public class CreateTemporaryFile

{

public static void main(String[] args)

{

File file1 = null;

File file2 = null;

try

{

file1 = File.createTempFile("JavaTemp", null);  file2 = File.createTempFile("JavaTemp", ".javatemp");

}

catch(IOException ioe)

{

System.out.println("Exception creating temporary file : " + ioe);

}

System.out.println("Temporary file without suffix extension: "

+ file1.getPath());

System.out.println("Temporary file with suffix extension: "

+ file2.getPath());

   }

}

Create temporary file in specified directory

import java.io.*;

public class CreateTempFileDirectory

{

public static void main(String[] args)

{

File file = null;

File dir = new File("C://FileIO");

try

{

file = File.createTempFile("JavaTemp", ".javatemp", dir);

}

catch(IOException ioe)

{

System.out.println("Exception creating temporary file : " + ioe);

}

System.out.println("Temporary file created at : " + file.getPath());

   }

}

Delete file or directory

import java.io.*;

public class DeleteFileOrDirectory

{

public static void main(String[] args)

{

File file = new File("C://FileIO/DeleteDemo.txt");

boolean blnDeleted = file.delete();

System.out.println("Was file deleted ? : " + blnDeleted);

   }

}