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