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