2 * Copyright 2017 ZTE Corporation.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.onap.aai.esr.wrapper;
18 import java.util.ArrayList;
20 import javax.ws.rs.core.Response;
22 import org.onap.aai.esr.entity.rest.EmsRegisterInfo;
23 import org.onap.aai.esr.externalservice.aai.ExternalSystemProxy;
24 import org.onap.aai.esr.util.EmsManagerUtil;
25 import org.onap.aai.esr.entity.aai.EsrEmsDetail;
26 import org.onap.aai.esr.entity.aai.EsrEmsList;
27 import org.onap.aai.esr.entity.aai.EsrSystemInfo;
28 import org.onap.aai.esr.entity.rest.CommonRegisterResponse;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
32 import com.google.gson.Gson;
34 public class EmsManagerWrapper {
35 private static EmsManagerWrapper emsManagerWrapper;
36 private static final Logger LOG = LoggerFactory.getLogger(EmsManagerWrapper.class);
37 private static EmsManagerUtil emsManagerUtil = new EmsManagerUtil();
40 * get VnfmManagerWrapper instance.
41 * @return ems manager wrapper instance
43 public static EmsManagerWrapper getInstance() {
44 if (emsManagerWrapper == null) {
45 emsManagerWrapper = new EmsManagerWrapper();
47 return emsManagerWrapper;
50 public Response registerEms(EmsRegisterInfo emsRegisterInfo) {
51 CommonRegisterResponse result = new CommonRegisterResponse();
52 EsrEmsDetail esrEmsDetail = new EsrEmsDetail();
53 esrEmsDetail = emsManagerUtil.emsRegisterInfo2EsrEms(emsRegisterInfo);
54 String emsId = esrEmsDetail.getEmsId();
56 ExternalSystemProxy.registerEms(emsId, esrEmsDetail);
58 return Response.ok(result).build();
59 } catch (Exception e) {
61 LOG.error("Register EMS failed !" + e.getMessage());
62 return Response.serverError().build();
66 public Response updateEms(EmsRegisterInfo emsRegisterInfo, String emsId) {
67 CommonRegisterResponse result = new CommonRegisterResponse();
68 EsrEmsDetail esrEmsDetail = new EsrEmsDetail();
69 esrEmsDetail = getNewEsrEmsDetail(emsRegisterInfo, emsId);
71 ExternalSystemProxy.registerEms(emsId, esrEmsDetail);
73 return Response.ok(result).build();
74 } catch (Exception e) {
76 LOG.error("Update VNFM failed !" + e.getMessage());
77 return Response.serverError().build();
81 public Response queryEmsList() {
82 ArrayList<EmsRegisterInfo> emsList = new ArrayList<EmsRegisterInfo>();
83 EsrEmsList esrEms = new EsrEmsList();
85 String esrEmsStr = ExternalSystemProxy.queryEmsList();
86 esrEms = new Gson().fromJson(esrEmsStr, EsrEmsList.class);
87 LOG.info("Response from AAI by query EMS list: " + esrEms);
88 emsList = getEmsDetailList(esrEms);
89 return Response.ok(emsList).build();
90 } catch (Exception e) {
92 LOG.error("Query EMS list failed !");
93 return Response.ok().build();
97 public Response queryEmsById(String emsId) {
98 EmsRegisterInfo ems = new EmsRegisterInfo();
99 ems = queryEmsDetail(emsId);
101 return Response.ok(ems).build();
103 return Response.ok().build();
107 public Response delEms(String emsId) {
108 EsrEmsDetail esrEmsDetail = new EsrEmsDetail();
109 esrEmsDetail = queryEsrEmsDetail(emsId);
110 String resourceVersion = esrEmsDetail.getResourceVersion();
111 if (resourceVersion != null) {
113 ExternalSystemProxy.deleteEms(emsId, resourceVersion);
114 return Response.noContent().build();
115 } catch (Exception e) {
117 LOG.error("Delete EMS from A&AI failed! EMS ID: " + emsId + "resouce-version:"
118 + resourceVersion, e.getMessage());
119 return Response.serverError().build();
122 LOG.error("resouce-version is null ! Can not delete resouce from A&AI. ");
123 return Response.noContent().build();
127 private EmsRegisterInfo queryEmsDetail(String emsId) {
128 EmsRegisterInfo emsRegisterInfo = new EmsRegisterInfo();
129 EsrEmsDetail esrEmsDetail = new EsrEmsDetail();
131 String esrEmsStr = ExternalSystemProxy.queryEmsDetail(emsId);
132 LOG.info("Response from AAI by query EMS: " + esrEmsStr);
133 esrEmsDetail = new Gson().fromJson(esrEmsStr, EsrEmsDetail.class);
134 emsRegisterInfo = emsManagerUtil.EsrEms2EmsRegisterInfo(esrEmsDetail);
135 return emsRegisterInfo;
136 } catch (Exception e) {
138 LOG.error("Query EMS detail failed! EMS ID: " + emsId, e.getMessage());
143 private ArrayList<EmsRegisterInfo> getEmsDetailList(EsrEmsList esrEms) {
144 ArrayList<EmsRegisterInfo> emsInfoList = new ArrayList<EmsRegisterInfo>();
145 EmsRegisterInfo emsInfo = new EmsRegisterInfo();
146 for (int i = 0; i < esrEms.getEsrEms().size(); i++) {
147 String emsId = esrEms.getEsrEms().get(i).getEmsId();
148 emsInfo = queryEmsDetail(emsId);
149 if (emsInfo != null) {
150 emsInfoList.add(emsInfo);
156 private EsrEmsDetail queryEsrEmsDetail (String emsId) {
157 EsrEmsDetail esrEmsDetail = new EsrEmsDetail();
159 String esrEmsStr = ExternalSystemProxy.queryEmsDetail(emsId);
160 LOG.info("Response from AAI by query EMS: " + esrEmsStr);
161 esrEmsDetail = new Gson().fromJson(esrEmsStr, EsrEmsDetail.class);
162 } catch (Exception e) {
164 LOG.error("Query EMS detail failed! EMS ID: " + emsId, e.getMessage());
169 private EsrEmsDetail getNewEsrEmsDetail(EmsRegisterInfo emsRegisterInfo, String emsId) {
170 EsrEmsDetail esrEmsDetail = new EsrEmsDetail();
171 ArrayList<EsrSystemInfo> newEsrSysInfoList = new ArrayList<EsrSystemInfo>();
172 EsrSystemInfo newEsrSystemInfo = new EsrSystemInfo();
173 EsrEmsDetail oriEsrEmsDetail = new EsrEmsDetail();
174 ArrayList<EsrSystemInfo> oriEsrSysInfoList = new ArrayList<EsrSystemInfo>();
175 EsrSystemInfo originalEsrSystemInfo = new EsrSystemInfo();
177 oriEsrEmsDetail = queryEsrEmsDetail(emsId);
178 esrEmsDetail = emsManagerUtil.emsRegisterInfo2EsrEms(emsRegisterInfo);
179 String emsResourceVersion = oriEsrEmsDetail.getResourceVersion();
180 esrEmsDetail.setResourceVersion(emsResourceVersion);
181 esrEmsDetail.setEmsId(emsId);
182 newEsrSysInfoList = esrEmsDetail.getEsrSystemInfoList().getEsrSystemInfo();
183 oriEsrSysInfoList = oriEsrEmsDetail.getEsrSystemInfoList().getEsrSystemInfo();
184 for (int i = 0; i < oriEsrSysInfoList.size(); i++) {
185 originalEsrSystemInfo = oriEsrSysInfoList.get(i);
186 for (int j = 0; j < newEsrSysInfoList.size(); j++) {
187 newEsrSystemInfo = newEsrSysInfoList.get(j);
188 if (originalEsrSystemInfo.getSystemType().equals(newEsrSystemInfo.getSystemType())) {
189 esrEmsDetail.getEsrSystemInfoList().getEsrSystemInfo().get(j)
190 .setResouceVersion(originalEsrSystemInfo.getResouceVersion());
191 esrEmsDetail.getEsrSystemInfoList().getEsrSystemInfo().get(j)
192 .setEsrSystemInfoId(originalEsrSystemInfo.getEsrSystemInfoId());