Enable script in big world (#884)

* add docs for tower

* fix: LEAK: ByteBuf.release() was not called

* enableScriptInBigWorld

* not print log when loaded scripts from cache

* revert the change of server tick

* revert the change of server tick

* fix

* optimize the performance: lazy load & cache

* fix the refresh group

* fix NPE

Co-authored-by: Melledy <52122272+Melledy@users.noreply.github.com>

src/main/java/emu/grasscutter/scripts/serializer/LuaSerializer.java

@@ -76,8 +76,11 @@ public class LuaSerializer implements Serializer {
 			LuaValue[] keys = table.keys();
 			for (LuaValue k : keys) {
 				try {
-					Field field = object.getClass().getDeclaredField(k.checkjstring());
-
+					Field field = getField(object.getClass(), k.checkjstring());
+					if (field == null) {
+						continue;
+					}
+          
 					field.setAccessible(true);
 					LuaValue keyValue = table.get(k);
 
@@ -103,4 +106,17 @@ public class LuaSerializer implements Serializer {
 		
 		return object;
 	}
+
+	public <T> Field getField(Class<T> clazz, String name){
+		try{
+			return clazz.getField(name);
+		} catch (NoSuchFieldException ex) {
+			try {
+				return clazz.getDeclaredField(name);
+			} catch (NoSuchFieldException e) {
+				// ignore
+				return null;
+			}
+		}
+	}
 }