Remove the final modifiers from the "interpreter" and the "module" fields in the "LangNativeModule" class and change the "LangModuleManager" class to be compatible with Java 12+

Author: JDDev0

src/me/jddev0/module/lang/LangModuleManager.java

@@ -9,7 +9,6 @@
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Field;
 import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Modifier;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -399,17 +398,12 @@ protected Class<?> findClass(String name) throws ClassNotFoundException {
 
 			LangNativeModule langNativeModule = lnmArray[0] = (LangNativeModule)entryPointConstructor.newInstance();
 
-			Field modifiersField = Field.class.getDeclaredField("modifiers");
-			modifiersField.setAccessible(true);
-			
 			Field interpreterField = LangNativeModule.class.getDeclaredField("interpreter");
 			interpreterField.setAccessible(true);
-			modifiersField.setInt(interpreterField, interpreterField.getModifiers() & ~Modifier.FINAL);
 			interpreterField.set(langNativeModule, interpreter);
 
 			Field moduleField = LangNativeModule.class.getDeclaredField("module");
 			moduleField.setAccessible(true);
-			modifiersField.setInt(moduleField, moduleField.getModifiers() & ~Modifier.FINAL);
 			moduleField.set(langNativeModule, module);
 		}catch(ClassNotFoundException|NoSuchMethodException|SecurityException|InstantiationException|
 				IllegalAccessException|IllegalArgumentException|InvocationTargetException|NoSuchFieldException e) {

src/me/jddev0/module/lang/LangNativeModule.java

@@ -14,11 +14,11 @@ public abstract class LangNativeModule {
 	/**
 	 * The value for this field will be injected after the instantiation with the default constructor
 	 */
-	protected final LangInterpreter interpreter = null;
+	protected LangInterpreter interpreter;
 	/**
 	 * The value for this field will be injected after the instantiation with the default constructor
 	 */
-	protected final LangModule module = null;
+	protected LangModule module;
 
 	protected final void exportFunction(String functionName, LangPredefinedFunctionObject func) {
 		if(!module.isLoad())