2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 - 2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.so.bpmn.servicedecomposition;
23 import com.fasterxml.jackson.databind.ObjectMapper;
25 import javax.persistence.Id;
26 import java.lang.reflect.Field;
27 import java.lang.reflect.InvocationTargetException;
28 import java.lang.reflect.Method;
30 public interface ShallowCopy<T> {
31 default T shallowCopyId() {
33 T obj = (T) this.getClass().newInstance();
34 for (Field field : this.getClass().getDeclaredFields()) {
35 if (field.isAnnotationPresent(Id.class)) {
36 String fieldName = Character.toUpperCase(field.getName().charAt(0)) + field.getName().substring(1);
37 Method setter = this.getClass().getMethod("set" + fieldName, field.getType());
38 Method getter = this.getClass().getMethod("get" + fieldName, null);
39 setter.invoke(obj, getter.invoke(this, null));
44 throw new RuntimeException(e);