src/main/java/org/onap/nbi/apis/serviceorder/SoClient.java

   1 /**
   2  *     Copyright (c) 2018 Orange
   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 package org.onap.nbi.apis.serviceorder;
  17
  18 import org.onap.nbi.OnapComponentsUrlPaths;
  19 import org.onap.nbi.apis.serviceorder.model.consumer.CreateServiceInstanceResponse;
  20 import org.onap.nbi.apis.serviceorder.model.consumer.GetRequestStatusResponse;
  21 import org.onap.nbi.apis.serviceorder.model.consumer.RequestDetails;
  22 import org.onap.nbi.exceptions.BackendFunctionalException;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25 import org.springframework.beans.factory.annotation.Autowired;
  26 import org.springframework.beans.factory.annotation.Value;
  27 import org.springframework.http.HttpEntity;
  28 import org.springframework.http.HttpHeaders;
  29 import org.springframework.http.HttpMethod;
  30 import org.springframework.http.HttpStatus;
  31 import org.springframework.http.ResponseEntity;
  32 import org.springframework.stereotype.Service;
  33 import org.springframework.web.client.RestTemplate;
  34
  35 @Service
  36 public class SoClient {
  37
  38     public static final String RESPONSE_STATUS = "response status : ";
  39     public static final String RESPONSE_BODY = "response body : ";
  40     public static final String RETURNS = " returns ";
  41     public static final String ERROR_ON_CALLING = "error on calling ";
  42     @Autowired
  43     private RestTemplate restTemplate;
  44
  45     @Value("${so.host}")
  46     private String soHostname;
  47
  48     @Value("${so.api.id}")
  49     private String soApiId;
  50
  51     @Value("${so.header.authorization}")
  52     private String soHeaderAuthorization;
  53
  54     private static final String HEADER_AUTHORIZATION = "Authorization";
  55     private static final String X_FROM_APP_ID = "X-FromAppId";
  56
  57     private static final Logger LOGGER = LoggerFactory.getLogger(SoClient.class);
  58
  59
  60     public ResponseEntity<CreateServiceInstanceResponse> callCreateServiceInstance(RequestDetails requestDetails) {
  61
  62         if (LOGGER.isDebugEnabled()) {
  63             LOGGER.debug("Calling SO CreateServiceInstance with requestDetails : " + requestDetails.toString());
  64         }
  65
  66         String url = soHostname + OnapComponentsUrlPaths.MSO_CREATE_SERVICE_INSTANCE_PATH;
  67
  68         HttpEntity<RequestDetails> requestDetailEntity = new HttpEntity<>(requestDetails, buildRequestHeader());
  69
  70         try {
  71             ResponseEntity<CreateServiceInstanceResponse> response = restTemplate.exchange(url, HttpMethod.POST,
  72                     new HttpEntity<>(requestDetailEntity, buildRequestHeader()), CreateServiceInstanceResponse.class);
  73
  74             logResponsePost(url, response);
  75             return response;
  76
  77         } catch (BackendFunctionalException e) {
  78             LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
  79             return null;
  80         }
  81     }
  82
  83     public ResponseEntity<CreateServiceInstanceResponse> callDeleteServiceInstance(RequestDetails requestDetails,
  84             String serviceId) {
  85
  86         if (LOGGER.isDebugEnabled()) {
  87             LOGGER.debug("Calling SO DeleteServiceInstance with requestDetails : " + requestDetails.toString());
  88         }
  89
  90         String url = soHostname + OnapComponentsUrlPaths.MSO_DELETE_REQUEST_STATUS_PATH + serviceId;
  91
  92         HttpEntity<RequestDetails> requestDetailEntity = new HttpEntity<>(requestDetails, buildRequestHeader());
  93
  94         try {
  95             ResponseEntity<CreateServiceInstanceResponse> response = restTemplate.exchange(url, HttpMethod.DELETE,
  96                     new HttpEntity<>(requestDetailEntity, buildRequestHeader()), CreateServiceInstanceResponse.class);
  97
  98             logResponsePost(url, response);
  99             return response;
 100
 101         } catch (BackendFunctionalException e) {
 102             LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
 103             return null;
 104         }
 105
 106     }
 107
 108     private void logResponsePost(String url, ResponseEntity<CreateServiceInstanceResponse> response) {
 109         LOGGER.info(RESPONSE_STATUS + response.getStatusCodeValue());
 110         LOGGER.debug(RESPONSE_BODY + response.getBody().toString());
 111
 112         if (!response.getStatusCode().equals(HttpStatus.CREATED)) {
 113             LOGGER.warn("HTTP call SO on " + url + RETURNS + response.getStatusCodeValue() + ", "
 114                     + response.getBody().toString());
 115         }
 116     }
 117
 118
 119     public GetRequestStatusResponse callGetRequestStatus(String requestId) {
 120         String url = soHostname + OnapComponentsUrlPaths.MSO_GET_REQUEST_STATUS_PATH + requestId;
 121
 122         try {
 123
 124             ResponseEntity<GetRequestStatusResponse> response = restTemplate.exchange(url, HttpMethod.GET,
 125                     new HttpEntity<>(buildRequestHeader()), GetRequestStatusResponse.class);
 126             logResponseGet(url, response);
 127             return response.getBody();
 128
 129         } catch (BackendFunctionalException e) {
 130             LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
 131             return null;
 132         }
 133     }
 134
 135     private void logResponseGet(String url, ResponseEntity<GetRequestStatusResponse> response) {
 136         LOGGER.debug(RESPONSE_BODY + response.getBody().toString());
 137         LOGGER.info(RESPONSE_STATUS + response.getStatusCodeValue());
 138         if (!response.getStatusCode().equals(HttpStatus.OK)) {
 139             LOGGER.warn("HTTP call on " + url + RETURNS + response.getStatusCodeValue() + ", "
 140                     + response.getBody().toString());
 141         }
 142     }
 143
 144     private HttpHeaders buildRequestHeader() {
 145         HttpHeaders httpHeaders = new HttpHeaders();
 146         httpHeaders.add(HEADER_AUTHORIZATION, soHeaderAuthorization);
 147         httpHeaders.add(X_FROM_APP_ID, soApiId);
 148         httpHeaders.add("Accept", "application/json");
 149         httpHeaders.add("Content-Type", "application/json");
 150         return httpHeaders;
 151     }
 152
 153 }