Merge branch 'main' into ItTakesNothing

Author: anshumanjadiya1102

src/main/java/com/mycmd/commands/LsCommand.java

@@ -1,34 +1,14 @@
-import java.io.File;
+import java.nio.file.*;
+import java.io.IOException;
 
-public class LsCommand {
+public class ListFilesNIO {
+    public static void main(String[] args) throws IOException {
+        Path dir = Paths.get("."); // Current directory
 
-    public static void main(String[] args) {
-        // Determine the directory to list
-        String directoryPath = "."; // current directory by default
-        if (args.length > 0) {
-            directoryPath = args[0]; // if user provides a path
-        }
-
-        File directory = new File(directoryPath);
-
-        if (!directory.exists()) {
-            System.out.println("Directory does not exist: " + directoryPath);
-            return;
-        }
-
-        if (!directory.isDirectory()) {
-            System.out.println(directoryPath + " is not a directory.");
-            return;
-        }
-
-        // List files and directories
-        String[] contents = directory.list();
-        if (contents != null && contents.length > 0) {
-            for (String item : contents) {
-                System.out.println(item);
+        try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir)) {
+            for (Path path : stream) {
+                System.out.println(Files.isDirectory(path) ? "[DIR]  " + path.getFileName() : "       " + path.getFileName());
             }
-        } else {
-            System.out.println("Directory is empty.");
         }
     }
 }