gerrit.onap Code Review - sdnc/apps.git/blob

   1 /*
   2  * ============LICENSE_START===================================================
   3  * Copyright (c) 2018 Amdocs
   4  * ============================================================================
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *        http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  * ============LICENSE_END=====================================================
  17  */
  18 package org.onap.sdnc.apps.pomba.networkdiscovery.service.rs;
  19
  20 import static org.onap.sdnc.apps.pomba.networkdiscovery.ApplicationException.Error.GENERAL_FAILURE;
  21 import static org.onap.sdnc.apps.pomba.networkdiscovery.ApplicationException.Error.MISSING_PARAM;
  22 import static org.onap.sdnc.apps.pomba.networkdiscovery.ApplicationException.Error.UNAUTHORIZED;
  23
  24 import java.util.List;
  25 import java.util.UUID;
  26 import javax.annotation.Resource;
  27 import javax.servlet.http.HttpServletRequest;
  28 import javax.ws.rs.core.HttpHeaders;
  29 import javax.ws.rs.core.Response;
  30 import javax.ws.rs.core.Response.ResponseBuilder;
  31 import javax.ws.rs.core.Response.Status;
  32 import org.onap.logging.ref.slf4j.ONAPLogAdapter;
  33 import org.onap.logging.ref.slf4j.ONAPLogConstants;
  34 import org.onap.logging.ref.slf4j.ONAPLogConstants.ResponseStatus;
  35 import org.onap.sdnc.apps.pomba.networkdiscovery.ApplicationException;
  36 import org.onap.sdnc.apps.pomba.networkdiscovery.datamodel.NetworkDiscoveryResponse;
  37 import org.onap.sdnc.apps.pomba.networkdiscovery.service.SpringService;
  38 import org.slf4j.Logger;
  39 import org.slf4j.LoggerFactory;
  40 import org.springframework.beans.factory.annotation.Autowired;
  41 import org.springframework.stereotype.Component;
  42
  43 @Component
  44 public class RestServiceImpl implements RestService {
  45
  46     private static Logger log = LoggerFactory.getLogger(RestService.class);
  47
  48     @Autowired
  49     private SpringService service;
  50
  51     @Resource(name="basicAuthHeader")
  52     private String basicAuthHeader;
  53
  54     public RestServiceImpl() {
  55     }
  56
  57     @Override
  58     public Response findbyResourceIdAndType(HttpServletRequest request,
  59                                             String version,
  60                                             String authorization,
  61                                             String fromAppId,
  62                                             String transactionId,
  63                                             String requestId,
  64                                             String resourceType,
  65                                             List<String> resourceIds,
  66                                             String notificationURL) throws ApplicationException {
  67
  68         ONAPLogAdapter adapter = new ONAPLogAdapter(log);
  69         adapter.getServiceDescriptor().setServiceName(SERVICE_NAME);
  70         adapter.entering(request);
  71         try {
  72
  73             if (version == null) {
  74                 // only unit tests can pass null here
  75                 // url matching will guarantee non-null in real server
  76                 version = "v1";
  77             }
  78
  79             if (!this.basicAuthHeader.equals(authorization)) {
  80                 throw new ApplicationException(UNAUTHORIZED, Status.UNAUTHORIZED);
  81             }
  82             if ((fromAppId == null) || fromAppId.trim().isEmpty()) {
  83                 throw new ApplicationException(MISSING_PARAM, Status.BAD_REQUEST, ONAPLogConstants.Headers.PARTNER_NAME);
  84             }
  85             if (requestId == null || requestId.isEmpty()) {
  86                 throw new ApplicationException(MISSING_PARAM, Status.BAD_REQUEST, "requestId");
  87             }
  88             if (notificationURL == null) {
  89                 throw new ApplicationException(MISSING_PARAM, Status.BAD_REQUEST, "notificationURL");
  90             }
  91             if (resourceType == null || resourceType.isEmpty()) {
  92                 throw new ApplicationException(MISSING_PARAM, Status.BAD_REQUEST, "resourceType");
  93             }
  94             if (resourceIds == null || resourceIds.isEmpty()) {
  95                 throw new ApplicationException(MISSING_PARAM, Status.BAD_REQUEST, "resourceIds");
  96             }
  97
  98             if (transactionId == null || transactionId.isEmpty()) {
  99                 transactionId = UUID.randomUUID().toString();
 100                 log.debug("transactionId is missing; using newly generated value: " + transactionId);
 101             }
 102
 103             // just reuse received Authorization header in callback
 104             NetworkDiscoveryResponse response = this.service.findbyResourceIdAndType(transactionId,
 105                     requestId, resourceType, resourceIds, notificationURL, authorization, adapter);
 106             adapter.getResponseDescriptor().setResponseStatus(ResponseStatus.COMPLETED);
 107             return Response.ok(response).build();
 108
 109         } catch (ApplicationException x) {
 110             adapter.getResponseDescriptor()
 111                     .setResponseCode(x.getResponseCode())
 112                     .setResponseStatus(ResponseStatus.ERROR);
 113             log.error(x.getMessage(), x);
 114             ResponseBuilder builder = Response.status(x.getHttpStatus()).entity(x.getMessage());
 115             if (authorization == null) {
 116                 builder.header(HttpHeaders.WWW_AUTHENTICATE, "Basic realm=\"network-discovery\"");
 117             }
 118             return builder.build();
 119
 120         } catch (Exception x) {
 121             adapter.getResponseDescriptor()
 122                     .setResponseCode(GENERAL_FAILURE.getResponseCode())
 123                     .setResponseStatus(ResponseStatus.ERROR);
 124             log.error(GENERAL_FAILURE.getMessage(x), x);
 125             return Response.status(Status.INTERNAL_SERVER_ERROR).entity(x.getMessage()).build();
 126         } finally {
 127             adapter.exiting();
 128         }
 129
 130     }
 131
 132 }