Added a simple subcommand as a test

src/com/sekwah/advancedportals/core/AdvancedPortalsCore.java

@@ -1,6 +1,8 @@
 package com.sekwah.advancedportals.core;
 
+import com.sekwah.advancedportals.core.api.commands.SubCommand;
 import com.sekwah.advancedportals.core.commands.CommandWithSubCommands;
+import com.sekwah.advancedportals.core.commands.subcommands.portal.VersionSubCommand;
 import com.sekwah.advancedportals.core.util.Config;
 import com.sekwah.advancedportals.core.util.DataStorage;
 import com.sekwah.advancedportals.core.util.InfoLogger;
@@ -21,6 +23,9 @@ public class AdvancedPortalsCore {
     private CommandWithSubCommands portalCommand;
     private CommandWithSubCommands destiCommand;
 
+    public static final String version = "1.0.0";
+    public static final String lastTranslationUpdate = "1.0.0";
+
     public AdvancedPortalsCore(DataStorage dataStorage, InfoLogger infoLogger, CommandRegister commandRegister) {
         this.dataStorage = dataStorage;
         this.infoLogger = infoLogger;
@@ -36,14 +41,33 @@ public class AdvancedPortalsCore {
         this.loadPortalConfig();
         Lang.loadLanguage(config.getTranslation());
 
-        this.portalCommand = new CommandWithSubCommands();
-        this.destiCommand = new CommandWithSubCommands();
-        this.commandRegister.registerCommand("portal", this.portalCommand);
-        this.commandRegister.registerCommand("destination", this.destiCommand);
+        this.registerPortalCommand();
+        this.registerDestinationCommand();
 
         infoLogger.log(Lang.translate("logger.pluginenable"));
     }
 
+    private void registerPortalCommand() {
+        this.portalCommand = new CommandWithSubCommands();
+
+        this.portalCommand.registerSubCommand("version", new VersionSubCommand());
+
+        this.commandRegister.registerCommand("portal", this.portalCommand);
+    }
+
+    private void registerDestinationCommand() {
+        this.destiCommand = new CommandWithSubCommands();
+        this.commandRegister.registerCommand("destination", this.destiCommand);
+    }
+
+    public static boolean registerDestiSubCommand(String arg, SubCommand subCommand) {
+        return instance.destiCommand.registerSubCommand(arg, subCommand);
+    }
+
+    public static boolean registerPortalSubCommand(String arg, SubCommand subCommand) {
+        return instance.portalCommand.registerSubCommand(arg, subCommand);
+    }
+
     /**
      * Loads the portal config into the memory and saves from the memory to check in case certain things have changed
      * (basically if values are missing or whatever)

src/com/sekwah/advancedportals/core/CoreListeners.java

@@ -7,7 +7,7 @@ public class CoreListeners {
 
     public void playerJoin(PlayerContainer player) {
         if(player.isOp()) {
-            if(!Lang.translate("translatedata.lastchange").equals("1.0.0")) {
+            if(!Lang.translate("translatedata.lastchange").equals(AdvancedPortalsCore.lastTranslationUpdate)) {
                 player.sendMessage(Lang.translateColor("messageprefix.negative") + Lang.translateColor("translatedata.translationsoutdated"));
             }
         }

src/com/sekwah/advancedportals/core/api/commands/SubCommand.java

@@ -16,7 +16,7 @@ public interface SubCommand {
      * @param args arguments including the subcommand that has been specified.
      * @return if the command has worked (if false it will just display a message from the command suggesting to check help)
      */
-    boolean onCommand(CommandSenderContainer sender, String[] args);
+    void onCommand(CommandSenderContainer sender, String[] args);
 
     boolean hasPermission(CommandSenderContainer sender);
 

src/com/sekwah/advancedportals/core/commands/subcommands/desti/TestSubCommand.java

@@ -0,0 +1,4 @@
+package com.sekwah.advancedportals.core.commands.subcommands.desti;
+
+public class TestSubCommand {
+}

src/com/sekwah/advancedportals/core/commands/subcommands/portal/VersionSubCommand.java

@@ -0,0 +1,35 @@
+package com.sekwah.advancedportals.core.commands.subcommands.portal;
+
+import com.sekwah.advancedportals.core.AdvancedPortalsCore;
+import com.sekwah.advancedportals.core.api.commands.SubCommand;
+import com.sekwah.advancedportals.core.util.Lang;
+import com.sekwah.advancedportals.coreconnector.container.CommandSenderContainer;
+
+import java.util.List;
+
+public class VersionSubCommand implements SubCommand {
+    @Override
+    public void onCommand(CommandSenderContainer sender, String[] args) {
+        sender.sendMessage(Lang.translateColor("messageprefix.positive") + " Advanced Portals v" + AdvancedPortalsCore.version);
+    }
+
+    @Override
+    public boolean hasPermission(CommandSenderContainer sender) {
+        return true;
+    }
+
+    @Override
+    public List<String> onTabComplete(CommandSenderContainer sender, String[] args) {
+        return null;
+    }
+
+    @Override
+    public String getBasicHelpText() {
+        return "This is basic help text";
+    }
+
+    @Override
+    public String getDetailedHelpText() {
+        return "This help text is a lot more detailed than the basic one";
+    }
+}