_LDC(mutablePropertySize == 0 && readOnlyPropertySize == 0);
                _IRETURN();
            }});

            // Generate: Object[] unpackState() { state = new Object[<size>]; state[x] = <prop-field>; return state; }
            publicMethod("unpackState", RETURN_OBJECT, methodVisitor -> new MethodVisitorScope(methodVisitor) {{
                _LDC(mutablePropertySize + readOnlyPropertySize);