Merge pull request #279 from Tejas1510/directory

Added the final code for file and subdirectory counter

Author: SANKET7738

Java/DirectoryLister/Readme.MD

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+# Directory Lister
+
+## Introduction
+```
+It is a simple java code which help to find number of sub directory and files inside a given directory
+```
+
+
+## How to use the code
+```
+1. Download the given code
+2. Run the directory.java file
+3. Enter the path of your Folder
+3. The number of files and sub directories in the entered directory will be shown as output
+```
+## Output
+
+![endpoint](https://github.com/Tejas1510/hacking-tools-scripts/blob/directory/Java/DirectoryLister/images/image1.png)
+
+![built with love](https://forthebadge.com/images/badges/built-with-love.svg)
+
+Check out my Github profile [Tejas1510!](https://github.com/Tejas1510)

Java/DirectoryLister/directory.java

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+package FileCounter;
+import java.io.File;
+import java.util.*;
+// The time and space complexity is O(n) as we will be iterating through all files recursively
+public class filecounter {
+public static int countDirectory=0;
+// function which counts number of file and sub-directory in the given directory
+    public static int countFilesInDirectory(File directory){
+     int countFile=0;
+     // iterate over all files
+     for (File file : directory.listFiles()) {
+        // if it is file increment countFile
+         if (file.isFile()) {
+             countFile++;
+         }
+         // else increment countDirectory
+         if (file.isDirectory()) {
+        	 countDirectory++;
+             countFile += countFilesInDirectory(file);
+         }
+     }
+     return countFile;
+ }
+    public static void main(String args[]) {
+	    Scanner s = new Scanner(System.in);
+      // Take input as the path for directory
+	    System.out.println("Enter the Path of your directory : ");
+	    String path = s.next();
+      // Make a file object and pass the entered path as an argument
+  	 	File file = new File(path);
+  		int countFile = filecounter.countFilesInDirectory(file);
+  		System.out.println("The No of Files in entered Directory are : "+countFile);
+  		System.out.println("The No of Sub-Directory in entered Directory are : "+countDirectory);
+    }
+}