Add command implementations for network and system utilities

- Implemented NetstatCommand to display active TCP connections and listening ports.
- Added NslookupCommand for DNS queries to obtain domain name or IP address mapping.
- Created PathCommand to display or set the command path.
- Introduced RemCommand for adding comments in batch files or scripts.
- Developed ReplaceCommand for replacing files in a directory.
- Implemented RobocopyCommand for advanced file copying.
- Added RouteCommand to display and modify entries in the local IP routing table.
- Created SfcCommand for system file checking and verification.
- Implemented ShutdownCommand to shut down or restart the computer.
- Added SortCommand to sort the contents of a text file.
- Developed StartCommand to start a separate window for running programs.
- Implemented TaskkillCommand to terminate processes by ID or image name.
- Added TimeoutCommand to delay execution for a specified time period.
- Created TracertCommand to trace the route packets take to a network host.
- Implemented VerifyCommand to enable or disable file verification.
- Added VolCommand to display the volume label and serial number of a disk.
- Created WmicCommand for executing Windows Management Instrumentation queries.
- Implemented XcopyCommand for copying files and directory trees.

Author: smirk-dev

CheckList.md

@@ -10,19 +10,19 @@
 - [x] systeminfo  
 - [x] hostname  
 - [x] ver  
-- [ ] vol  
-- [ ] set  
+- [x] vol  
+- [x] set  
 - [ ] setx  
-- [ ] wmic  
-- [ ] driverquery  
-- [ ] tasklist  
-- [ ] taskkill  
-- [ ] sfc  
-- [ ] chkdsk  
-- [ ] label  
-- [ ] fsutil  
-- [ ] assoc  
-- [ ] ftype  
+- [x] wmic  
+- [x] driverquery  
+- [x] tasklist  
+- [x] taskkill  
+- [x] sfc  
+- [x] chkdsk  
+- [x] label  
+- [x] fsutil  
+- [x] assoc  
+- [x] ftype  
 
 ---
 
@@ -33,46 +33,46 @@
 - [x] rd / rmdir  
 - [x] del / erase  
 - [x] copy  
-- [ ] xcopy  
-- [ ] robocopy  
+- [x] xcopy  
+- [x] robocopy  
 - [x] move  
-- [ ] rename / ren  
-- [ ] attrib  
+- [x] rename / ren  
+- [x] attrib  
 - [x] tree  
 - [x] type  
-- [ ] more  
-- [ ] find  
-- [ ] findstr  
-- [ ] sort  
-- [ ] fc  
-- [ ] forfiles  
-- [ ] compact  
-- [ ] replace  
+- [x] more  
+- [x] find  
+- [x] findstr  
+- [x] sort  
+- [x] fc  
+- [x] forfiles  
+- [x] compact  
+- [x] replace  
 
 ---
 
 ## 🌐 Network & Internet Commands
 - [x] ping  
-- [ ] ipconfig  
-- [ ] getmac  
-- [ ] nslookup  
-- [ ] netstat  
-- [ ] tracert  
+- [x] ipconfig  
+- [x] getmac  
+- [x] nslookup  
+- [x] netstat  
+- [x] tracert  
 - [ ] pathping  
-- [ ] arp  
-- [ ] route  
-- [ ] netsh  
+- [x] arp  
+- [x] route  
+- [x] netsh  
 - [ ] ftp  
 - [ ] tftp  
-- [ ] telnet  
+- [x] telnet  
 - [ ] nbtstat  
-- [ ] net  
-  - [ ] net user  
-  - [ ] net use  
-  - [ ] net share  
-  - [ ] net start  
-  - [ ] net stop  
-  - [ ] net session  
+- [x] net  
+  - [x] net user  
+  - [x] net use  
+  - [x] net share  
+  - [x] net start  
+  - [x] net stop  
+  - [x] net session  
 - [ ] curl  
 - [ ] powershell  
 
@@ -115,12 +115,12 @@
 - [x] color  
 - [x] time  
 - [x] date  
-- [ ] shutdown  
-- [ ] choice  
-- [ ] timeout  
+- [x] shutdown  
+- [x] choice  
+- [x] timeout  
 - [ ] call  
-- [ ] start  
-- [ ] taskkill  
+- [x] start  
+- [x] taskkill  
 - [ ] schtasks  
 - [ ] for  
 - [ ] if  
@@ -158,11 +158,11 @@
 - [ ] mode  
 - [ ] print  
 - [ ] subst  
-- [ ] clip  
-- [ ] msg  
+- [x] clip  
+- [x] msg  
 - [x] ver  
-- [ ] verify  
-- [ ] vol  
+- [x] verify  
+- [x] vol  
 
 ---
 

src/main/java/com/mycmd/App.java

@@ -76,75 +76,155 @@ private static String resolveAliases(String input, ShellContext context) {
     private static final class CommandNames {
         private CommandNames() {}
         private static final String ALIAS = "alias";
+        private static final String ARP = "arp";
+        private static final String ASSOC = "assoc";
+        private static final String ATTRIB = "attrib";
         private static final String CD = "cd";
+        private static final String CHKDSK = "chkdsk";
+        private static final String CHOICE = "choice";
         private static final String CLEARHISTORY = "clearhistory";
+        private static final String CLIP = "clip";
         private static final String CLS = "cls";
         private static final String COLOR = "color";
+        private static final String COMPACT = "compact";
         private static final String COPY  = "copy";
         private static final String DATE = "date";
         private static final String DEL = "del";
         private static final String DIR = "dir";
+        private static final String DRIVERQUERY = "driverquery";
         private static final String ECHO = "echo";
         private static final String EXIT = "exit";
+        private static final String FC = "fc";
+        private static final String FIND = "find";
+        private static final String FINDSTR = "findstr";
+        private static final String FORFILES = "forfiles";
+        private static final String FSUTIL = "fsutil";
+        private static final String FTYPE = "ftype";
+        private static final String GETMAC = "getmac";
         private static final String HELP = "help";
         private static final String HISTORY = "history";
         private static final String HOSTNAME = "hostname";
         private static final String IPCONFIG = "ipconfig";
+        private static final String LABEL = "label";
+        private static final String LS = "ls";
         private static final String MKDIR = "mkdir";
+        private static final String MORE = "more";
+        private static final String MOVE = "move";
+        private static final String MSG = "msg";
+        private static final String NET = "net";
+        private static final String NETSH = "netsh";
+        private static final String NETSTAT = "netstat";
+        private static final String NSLOOKUP = "nslookup";
+        private static final String PATH = "path";
         private static final String PAUSE = "pause";      
         private static final String PING = "ping";
         private static final String PWD = "pwd";
+        private static final String REM = "rem";
         private static final String RENAME = "rename";
+        private static final String REPLACE = "replace";
         private static final String RMDIR = "rmdir";
+        private static final String ROBOCOPY = "robocopy";
+        private static final String ROUTE = "route";
         private static final String SET = "set";
+        private static final String SFC = "sfc";
+        private static final String SHUTDOWN = "shutdown";
+        private static final String SORT = "sort";
+        private static final String START = "start";
         private static final String SYSTEMINFO = "systeminfo";
+        private static final String TASKKILL = "taskkill";
         private static final String TASKLIST = "tasklist";
         private static final String TELNET = "telnet";
         private static final String TIME = "time";
+        private static final String TIMEOUT = "timeout";
         private static final String TITLE = "title";
         private static final String TOUCH = "touch";
+        private static final String TRACERT = "tracert";
         private static final String TREE = "tree";
         private static final String TYPE = "type";
         private static final String UNALIAS = "unalias";
         private static final String UPTIME = "uptime";
         private static final String VER = "ver";
+        private static final String VERIFY = "verify";
+        private static final String VOL = "vol";
         private static final String WHOAMI = "whoami";
+        private static final String WMIC = "wmic";
+        private static final String XCOPY = "xcopy";
     }
 
     private static void registerCommands(Map<String, Command> commands) {
         commands.put(CommandNames.ALIAS, new AliasCommand());
+        commands.put(CommandNames.ARP, new ArpCommand());
+        commands.put(CommandNames.ASSOC, new AssocCommand());
+        commands.put(CommandNames.ATTRIB, new AttribCommand());
         commands.put(CommandNames.CD, new CdCommand());
+        commands.put(CommandNames.CHKDSK, new ChkdskCommand());
+        commands.put(CommandNames.CHOICE, new ChoiceCommand());
         commands.put(CommandNames.CLEARHISTORY, new ClearHistoryCommand());
+        commands.put(CommandNames.CLIP, new ClipCommand());
         commands.put(CommandNames.CLS, new ClsCommand());
         commands.put(CommandNames.COLOR, new ColorCommand());
+        commands.put(CommandNames.COMPACT, new CompactCommand());
         commands.put(CommandNames.COPY, new CopyCommand());
         commands.put(CommandNames.DATE, new DateCommand());
         commands.put(CommandNames.DEL, new DelCommand());
         commands.put(CommandNames.DIR, new DirCommand());
+        commands.put(CommandNames.DRIVERQUERY, new DriverqueryCommand());
         commands.put(CommandNames.ECHO, new EchoCommand());
         commands.put(CommandNames.EXIT, new ExitCommand());
+        commands.put(CommandNames.FC, new FcCommand());
+        commands.put(CommandNames.FIND, new FindCommand());
+        commands.put(CommandNames.FINDSTR, new FindstrCommand());
+        commands.put(CommandNames.FORFILES, new ForfilesCommand());
+        commands.put(CommandNames.FSUTIL, new FsutilCommand());
+        commands.put(CommandNames.FTYPE, new FtypeCommand());
+        commands.put(CommandNames.GETMAC, new GetmacCommand());
         commands.put(CommandNames.HELP, new HelpCommand(commands));
         commands.put(CommandNames.HISTORY, new HistoryCommand());
         commands.put(CommandNames.HOSTNAME, new HostnameCommand());
         commands.put(CommandNames.IPCONFIG, new IpConfig());
+        commands.put(CommandNames.LABEL, new LabelCommand());
+        commands.put(CommandNames.LS, new LsCommand());
         commands.put(CommandNames.MKDIR, new MkdirCommand());
+        commands.put(CommandNames.MORE, new MoreCommand());
+        commands.put(CommandNames.MOVE, new MoveCommand());
+        commands.put(CommandNames.MSG, new MsgCommand());
+        commands.put(CommandNames.NET, new NetCommand());
+        commands.put(CommandNames.NETSH, new NetshCommand());
+        commands.put(CommandNames.NETSTAT, new NetstatCommand());
+        commands.put(CommandNames.NSLOOKUP, new NslookupCommand());
+        commands.put(CommandNames.PATH, new PathCommand());
         commands.put(CommandNames.PAUSE, new PauseCommand());
         commands.put(CommandNames.PING, new PingCommand());
         commands.put(CommandNames.PWD, new PwdCommand());
+        commands.put(CommandNames.REM, new RemCommand());
         commands.put(CommandNames.RENAME, new RenameCommand());
+        commands.put(CommandNames.REPLACE, new ReplaceCommand());
         commands.put(CommandNames.RMDIR, new RmdirCommand());
+        commands.put(CommandNames.ROBOCOPY, new RobocopyCommand());
+        commands.put(CommandNames.ROUTE, new RouteCommand());
         commands.put(CommandNames.SET, new SetCommand());
+        commands.put(CommandNames.SFC, new SfcCommand());
+        commands.put(CommandNames.SHUTDOWN, new ShutdownCommand());
+        commands.put(CommandNames.SORT, new SortCommand());
+        commands.put(CommandNames.START, new StartCommand());
         commands.put(CommandNames.SYSTEMINFO, new SysteminfoCommand()); 
+        commands.put(CommandNames.TASKKILL, new TaskkillCommand());
         commands.put(CommandNames.TASKLIST, new TasklistCommand());
         commands.put(CommandNames.TELNET, new TelnetCommand());
         commands.put(CommandNames.TIME, new TimeCommand());
+        commands.put(CommandNames.TIMEOUT, new TimeoutCommand());
         commands.put(CommandNames.TITLE, new TitleCommand());
         commands.put(CommandNames.TOUCH, new TouchCommand());
+        commands.put(CommandNames.TRACERT, new TracertCommand());
         commands.put(CommandNames.TREE, new TreeCommand());
         commands.put(CommandNames.TYPE, new TypeCommand());
         commands.put(CommandNames.UNALIAS, new UnaliasCommand());
         commands.put(CommandNames.UPTIME, new UptimeCommand());
         commands.put(CommandNames.VER, new VersionCommand());
+        commands.put(CommandNames.VERIFY, new VerifyCommand());
+        commands.put(CommandNames.VOL, new VolCommand());
         commands.put(CommandNames.WHOAMI, new WhoamiCommand());
+        commands.put(CommandNames.WMIC, new WmicCommand());
+        commands.put(CommandNames.XCOPY, new XcopyCommand());
     }
 }

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

@@ -0,0 +1,69 @@
+package com.mycmd.commands;
+
+import com.mycmd.Command;
+import com.mycmd.ShellContext;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+
+/**
+ * Displays and modifies the IP-to-Physical address translation tables (ARP cache).
+ * 
+ * Usage:
+ * - arp -a           : Display ARP cache
+ */
+public class ArpCommand implements Command {
+    
+    @Override
+    public void execute(String[] args, ShellContext context) throws IOException {
+        try {
+            StringBuilder cmdBuilder = new StringBuilder("arp");
+            for (String arg : args) {
+                cmdBuilder.append(" ").append(arg);
+            }
+            
+            // Default to -a if no args provided
+            if (args.length == 0) {
+                cmdBuilder.append(" -a");
+            }
+            
+            ProcessBuilder pb = new ProcessBuilder();
+            String os = System.getProperty("os.name").toLowerCase();
+            
+            if (os.contains("win")) {
+                pb.command("cmd.exe", "/c", cmdBuilder.toString());
+            } else {
+                pb.command("sh", "-c", cmdBuilder.toString());
+            }
+            
+            Process process = pb.start();
+            BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
+            BufferedReader errorReader = new BufferedReader(new InputStreamReader(process.getErrorStream()));
+            
+            String line;
+            while ((line = reader.readLine()) != null) {
+                System.out.println(line);
+            }
+            
+            while ((line = errorReader.readLine()) != null) {
+                System.err.println(line);
+            }
+            
+            process.waitFor();
+            
+        } catch (Exception e) {
+            System.out.println("Error executing arp: " + e.getMessage());
+        }
+    }
+    
+    @Override
+    public String description() {
+        return "Displays and modifies the IP-to-Physical address translation tables.";
+    }
+    
+    @Override
+    public String usage() {
+        return "arp [-a] [-d ip_addr] [-s ip_addr eth_addr]";
+    }
+}