Add VersionedRunnable to RegionListener

BauSystem_Main/src/de/steamwar/bausystem/world/RegionListener.java

@@ -21,6 +21,7 @@ package de.steamwar.bausystem.world;
 
 
 import com.comphenix.protocol.PacketType;
+import com.comphenix.protocol.ProtocolLibrary;
 import com.comphenix.protocol.events.PacketAdapter;
 import com.comphenix.protocol.events.PacketContainer;
 import com.comphenix.protocol.events.PacketEvent;
@@ -28,10 +29,10 @@ import com.comphenix.protocol.wrappers.BlockPosition;
 import de.steamwar.bausystem.BauSystem;
 import de.steamwar.bausystem.Permission;
 import de.steamwar.core.Core;
+import de.steamwar.core.VersionedCallable;
 import de.steamwar.core.VersionedRunnable;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
-import com.comphenix.protocol.ProtocolLibrary;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.block.Sign;
@@ -105,13 +106,8 @@ public class RegionListener implements Listener {
             if(command.startsWith(shortcut))
                 return true;
 
-        switch(Core.getVersion()){
+        return VersionedCallable.call(new VersionedCallable<>(() -> RegionListener_12.isWorldEditCommand(command), 8),
-            case 12:
+                new VersionedCallable<>(() -> RegionListener_15.isWorldEditCommand(command), 15));
-                return RegionListener_12.isWorldEditCommand(command);
-            case 15:
-            default:
-                return RegionListener_15.isWorldEditCommand(command);
-        }
     }
 
     @EventHandler