docs: private void addHandlerInitializerMethod(ClassFile proxyClassType, ClassMethod staticConstructor) throws Exception {
          ClassMethod classMethod = proxyClassType.addMethod(AccessFlag.PRIVATE, INIT_MH_METHOD_NAME, BytecodeUtils.VOID_CLASS_DESCRIPTOR, LJAVA_LANG_OBJECT);
          final CodeAttribute b = classMethod.getCodeAttribute();
          b.aload(0);
          StaticMethodInformation methodInfo = new StaticMethodInformation(INIT_MH_METHOD_NAME, new Class[] { Object.class }, void.class,
                  classMethod.getClassFile().getName());
          invokeMethodHandler(classMethod, methodInfo, false, DEFAULT_METHOD_RESOLVER, staticConstructor);
          b.checkcast(MethodHandler.class);
          b.putfield(classMethod.getClassFile().getName(), METHOD_HANDLER_FIELD_NAME, DescriptorUtils.makeDescriptor(MethodHandler.class));
          b.returnInstruction();
          BeanLogger.LOG.createdMethodHandlerInitializerForDecoratorProxy(getBeanType());
  
      }