Implement LsCommand to list directory contents

Author: anshumanjadiya1102

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

@@ -0,0 +1,34 @@
+import java.io.File;
+
+public class LsCommand {
+
+    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);
+            }
+        } else {
+            System.out.println("Directory is empty.");
+        }
+    }
+}