Java 8 Code Utils

BakFileDestroyer.java

package com.kishan;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Scanner;

public class BakFileDestroyer 
{
	public static void main(String[] args) throws IOException 
	{
		System.out.println("BAK File Destroyer");
		try(Scanner sc = new Scanner(System.in)){
			System.out.println("Enter path:");
			Path rootPath = Paths.get(sc.nextLine().trim());
			System.out.println("Enter extension (.bak):");
			String fileExtension = sc.nextLine().trim();
			Files.find(rootPath, Integer.MAX_VALUE, (path, basicFileAttrs) -> path.toString().toLowerCase().endsWith(fileExtension.isEmpty() ? ".bak" : fileExtension)).forEach(path -> {
				try {
					Files.delete(path);
					System.out.println("Deleted: " + path.toString());
				} catch (Exception e) {
					e.printStackTrace();
				}
			});
		}
	}
}