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         try {
  65             ResponseEntity<CreateServiceInstanceResponse> response = restTemplate.exchange(url, HttpMethod.POST,
  66                     new HttpEntity<>(msoPayload, buildRequestHeader()), CreateServiceInstanceResponse.class);
  67
  68             logResponsePost(url, response);
  69             return response;
  70
  71         } catch (BackendFunctionalException e) {
  72             LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
  73             return null;
  74         }
  75     }
  76
  77     public ResponseEntity<CreateServiceInstanceResponse> callDeleteServiceInstance(MSOPayload msoPayload,
  78             String serviceId) {
  79
  80         if (LOGGER.isDebugEnabled()) {
  81             LOGGER.debug("Calling SO DeleteServiceInstance with msoPayload : " + msoPayload.toString());
  82         }
  83
  84         String url = soHostname + OnapComponentsUrlPaths.MSO_DELETE_REQUEST_STATUS_PATH + serviceId;
  85
  86         try {
  87             ResponseEntity<CreateServiceInstanceResponse> response = restTemplate.exchange(url, HttpMethod.DELETE,
  88                     new HttpEntity<>(msoPayload, buildRequestHeader()), CreateServiceInstanceResponse.class);
  89
  90             logResponsePost(url, response);
  91             return response;
  92
  93         } catch (BackendFunctionalException e) {
  94             LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
  95             return null;
  96         }
  97
  98     }
  99
 100     private void logResponsePost(String url, ResponseEntity<CreateServiceInstanceResponse> response) {
 101         LOGGER.info(RESPONSE_STATUS + response.getStatusCodeValue());
 102         LOGGER.debug(RESPONSE_BODY + response.getBody().toString());
 103
 104         if (!response.getStatusCode().equals(HttpStatus.CREATED)) {
 105             LOGGER.warn("HTTP call SO on " + url + RETURNS + response.getStatusCodeValue() + ", "
 106                     + response.getBody().toString());
 107         }
 108     }
 109
 110
 111     public GetRequestStatusResponse callGetRequestStatus(String requestId) {
 112         String url = soHostname + OnapComponentsUrlPaths.MSO_GET_REQUEST_STATUS_PATH + requestId;
 113
 114         try {
 115
 116             ResponseEntity<GetRequestStatusResponse> response = restTemplate.exchange(url, HttpMethod.GET,
 117                     new HttpEntity<>(buildRequestHeader()), GetRequestStatusResponse.class);
 118             logResponseGet(url, response);
 119             return response.getBody();
 120
 121         } catch (BackendFunctionalException e) {
 122             LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
 123             return null;
 124         }
 125     }
 126
 127     private void logResponseGet(String url, ResponseEntity<GetRequestStatusResponse> response) {
 128         LOGGER.debug(RESPONSE_BODY + response.getBody().toString());
 129         LOGGER.info(RESPONSE_STATUS + response.getStatusCodeValue());
 130         if (!response.getStatusCode().equals(HttpStatus.OK)) {
 131             LOGGER.warn("HTTP call on " + url + RETURNS + response.getStatusCodeValue() + ", "
 132                     + response.getBody().toString());
 133         }
 134     }
 135
 136     private HttpHeaders buildRequestHeader() {
 137         HttpHeaders httpHeaders = new HttpHeaders();
 138         httpHeaders.add(HEADER_AUTHORIZATION, soHeaderAuthorization);
 139         httpHeaders.add(X_FROM_APP_ID, soApiId);
 140         httpHeaders.add("Accept", "application/json");
 141         httpHeaders.add("Content-Type", "application/json");
 142         return httpHeaders;
 143     }
 144
 145 }