gerrit.onap Code Review - vnfsdk/refrepo.git/blob

   1 /*
   2  * Copyright (c) 2016, Huawei Technologies Co., Ltd.
   3  *
   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
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  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.
  15  */
  16
  17 package org.openo.gso.gui.servicegateway.service.impl;
  18
  19 import java.util.HashMap;
  20 import java.util.Map;
  21
  22 import javax.servlet.http.HttpServletRequest;
  23
  24 import org.apache.commons.lang.StringUtils;
  25 import org.openo.baseservice.remoteservice.exception.ServiceException;
  26 import org.openo.baseservice.roa.util.restclient.RestfulFactory;
  27 import org.openo.baseservice.roa.util.restclient.RestfulParametes;
  28 import org.openo.baseservice.roa.util.restclient.RestfulResponse;
  29 import org.openo.baseservice.util.RestUtils;
  30 import org.openo.gso.gui.servicegateway.constant.Constant;
  31 import org.openo.gso.gui.servicegateway.service.inf.IServiceGateway;
  32 import org.openo.gso.gui.servicegateway.util.json.JsonUtil;
  33 import org.openo.gso.gui.servicegateway.util.validate.ValidateUtil;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 /**
  38  * ServiceGateway service class.<br/>
  39  * <p>
  40  * </p>
  41  *
  42  * @author
  43  * @version GSO 0.5 2016/8/4
  44  */
  45 public class ServiceGatewayImpl implements IServiceGateway {
  46
  47     /**
  48      * Log service.
  49      */
  50     private static final Logger LOGGER = LoggerFactory.getLogger(ServiceGatewayImpl.class);
  51
  52
  53     /**
  54      * Create service instance.<br/>
  55      *
  56      * @param reqContent content of request
  57      * @param httpRequest http request
  58      * @throws ServiceException when operate DB or parameter is wrong.
  59      * @since GSO 0.5
  60      */
  61     @SuppressWarnings("unchecked")
  62     @Override
  63     public String createService(String reqContent, HttpServletRequest httpRequest) throws ServiceException {
  64         // check the value
  65         if(StringUtils.isEmpty(reqContent))
  66         {
  67                 LOGGER.error("ServiceGatewayImpl createService reqContent is null.");
  68                 throw new ServiceException("ServiceGatewayImpl createService reqContent is null.");
  69         }
  70
  71         // Parse request
  72         Map<String, Object> requestBody = JsonUtil.unMarshal(reqContent, Map.class);
  73         Map<String, Object> service = (Map<String, Object>)requestBody.get(Constant.SERVICE_INDENTIFY);
  74         if(null == service)
  75         {
  76                 service = requestBody;
  77         }
  78         ValidateUtil.assertObjectNotNull(requestBody);
  79
  80         // Validate data
  81         String gatewayUri = (String)service.get(Constant.SERVICE_GATEWAY_URI);
  82         ValidateUtil.assertStringNotNull(gatewayUri);
  83         service.remove(Constant.SERVICE_GATEWAY_URI);
  84
  85         // call the restful
  86         String id = null;
  87         try {
  88                 LOGGER.info("Send the cretation RESTful request to orchestrator.The Body is"+ requestBody.toString());
  89                 RestfulResponse restfulRsp = RestfulFactory.getRestInstance("http").post(gatewayUri,
  90                     getRestfulParameters(JsonUtil.marshal(requestBody)));
  91                 LOGGER.info("Receive the cretation RESTful response from orchestrator.The status is:"+restfulRsp.getStatus()+" the content is:"+
  92                     restfulRsp.getResponseContent());
  93             if (null != restfulRsp) {
  94                 // Record the result of registration
  95                 // (201:success;415:Invalid Parameter;500:Internal Server Error)
  96                 LOGGER.info("restful call result:"+ restfulRsp.getStatus());
  97                 id = restfulRsp.getRespHeaderStr(Constant.SERVICE_ID);
  98                 id = (null == id) ? restfulRsp.getRespHeaderStr(Constant.NS_INSTANCE_ID) : id;
  99                 id = (null == id) ? restfulRsp.getRespHeaderStr(Constant.JOB_ID) : id;
 100             }
 101         } catch(ServiceException e) {
 102                 LOGGER.error("service gateway create restful call result:", e);
 103             throw e;
 104         }
 105
 106         return id;
 107     }
 108
 109     /**
 110      * get the parameters for restful<br/>
 111      *
 112      * @author
 113      * @param bodyData
 114      *            Json Body
 115      * @return the RestfulParametes Instance
 116      * @since GSO 0.5, 2016-8-9
 117      */
 118     private static RestfulParametes getRestfulParameters(final String bodyData) {
 119         RestfulParametes param = new RestfulParametes();
 120         param.putHttpContextHeader(Constant.HEAD_ERMAP_TYPE, Constant.HEAD_ERMAP_VALUE);
 121         param.setRawData(bodyData);
 122         return param;
 123     }
 124
 125     /**
 126      * Delete service instances.<br/>
 127      *
 128      * @param serviceId service instance ID
 129      * @param httpRequest http request
 130      * @throws ServiceException operate DB or parameter is wrong.
 131      * @since GSO 0.5
 132      */
 133     @Override
 134     public Map<String, Object> deleteService(String serviceId, String reqContent, HttpServletRequest httpRequest) throws ServiceException {
 135         if(httpRequest == null)
 136         {
 137                 LOGGER.error("ServiceGatewayImpl.deleteService httpRequest is null");
 138                 throw new ServiceException("ServiceGatewayImpl.deleteService httpRequest is null");
 139         }
 140         // Parse request
 141         Map<String, Object> requestBody = JsonUtil.unMarshal(reqContent, Map.class);
 142         ValidateUtil.assertObjectNotNull(requestBody);
 143
 144         // Validate data
 145         String gatewayUri = (String)requestBody.get(Constant.SERVICE_GATEWAY_URI);
 146         ValidateUtil.assertStringNotNull(gatewayUri);
 147         requestBody.remove(Constant.SERVICE_GATEWAY_URI);
 148
 149         String operation = (String) requestBody.get(Constant.SERVICE_OPERATION);
 150         ValidateUtil.assertStringNotNull(operation);
 151         requestBody.remove(Constant.SERVICE_OPERATION);
 152
 153         // call the restful
 154         try {
 155             RestfulResponse restfulRsp = null;
 156             Map<String, Object> result = new HashMap<String, Object>();
 157             if(Constant.SERVICE_DELETE_OPERATION.equalsIgnoreCase(operation)) {
 158                 restfulRsp = RestfulFactory.getRestInstance("http").delete(gatewayUri,
 159                         getRestfulParameters(JsonUtil.marshal(requestBody)));
 160                 result.put(Constant.RESPONSE_STATUS, "success");
 161                 result.put(Constant.RESPONSE_STATUS_DESCRIPTION, "It is deleting.");
 162                 result.put(Constant.RESPONSE_ERRORCODE, "202");
 163             } else {
 164                 restfulRsp = RestfulFactory.getRestInstance("http").post(gatewayUri,
 165                         getRestfulParameters(JsonUtil.marshal(requestBody)));
 166                 if (null != restfulRsp) {
 167                     String jobId = restfulRsp.getRespHeaderStr(Constant.JOB_ID);
 168                     result.put(Constant.JOB_ID, jobId);
 169                 }
 170             }
 171             if (null != restfulRsp) {
 172                 LOGGER.info("restful call result:", restfulRsp.getStatus());
 173                 LOGGER.info("restful call content:", restfulRsp.getResponseContent());
 174             }
 175             return result;
 176         } catch(ServiceException e) {
 177             LOGGER.error("service gateway delete restful call result:", e);
 178             throw e;
 179         }
 180     }
 181
 182 }