Click here to watch in Youtube :
https://www.youtube.com/watch?v=nojpMGW0Snw&list=UUhwKlOVR041tngjerWxVccw

Work Dir.jpg

Java Tutorial : Java IO (Java File - How to delete files inside the dir)

FileDemo.java

import java.io.File;

public class FileDemo
{
    private static final String DIRECTORY_NAME = "D:/work";

    public static void main(String[] args)
    {
        FileDemo fileDemo = new FileDemo();
        fileDemo.deleteFiles(DIRECTORY_NAME);
    }

    public void deleteFiles(String dirName)
    {
        File fileDir = new File(dirName);
        File[] listOfFiles = fileDir.listFiles();
        for (File file : listOfFiles)
        {
            boolean isDeleted = file.delete();
            System.out.println(file.getAbsolutePath() + " isDeleted = "
                                                            + isDeleted);
        }

    }

}

D:\work\HelloWorld.java isDeleted = true
D:\work\Japan.txt isDeleted = true
D:\work\java.doc isDeleted = true
D:\work\myfile.txt isDeleted = true