Fix SWCommand

SpigotCore_Main/src/de/steamwar/command/SWCommand.java

@@ -28,6 +28,7 @@ import org.bukkit.scheduler.BukkitRunnable;
 import java.lang.annotation.*;
 import java.lang.reflect.*;
 import java.util.*;
+import java.util.concurrent.atomic.AtomicReference;
 import java.util.function.BiConsumer;
 import java.util.function.BiFunction;
 import java.util.function.IntPredicate;
@@ -151,16 +152,19 @@ public abstract class SWCommand {
             if (!field.getType().getTypeName().equals("de.steamwar.message.Message")) {
                 return;
             }
-            Object o = Modifier.isStatic(field.getModifiers()) ? field.get(null) : field.get(this);
+            AtomicReference<Object> o = new AtomicReference<>(null);
             Method method = o.getClass().getMethod("parse");
             message = (s, commandSender) -> {
                 try {
-                    return (String) method.invoke(o, s, commandSender);
+                    if (o.get() == null) {
+                        o.set(Modifier.isStatic(field.getModifiers()) ? field.get(null) : field.get(this));
+                    }
+                    return (String) method.invoke(o.get(), s, commandSender);
                 } catch (IllegalAccessException | InvocationTargetException e) {
                     return s;
                 }
             };
-        } catch (NoSuchFieldException | IllegalAccessException | NoSuchMethodException e) {
+        } catch (NoSuchFieldException | NoSuchMethodException e) {
             // Ignored
         }
     }