so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/vnfm/Sol003AdapterServiceProviderImpl.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2020 Nordix Foundation.
   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  *
  17  * SPDX-License-Identifier: Apache-2.0
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.vnfm;
  22
  23 import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.vnfm.Sol003AdapterConfiguration.SOL003_ADAPTER_HTTP_REST_SERVICE_PROVIDER_BEAN;
  24 import java.util.Optional;
  25 import org.onap.so.adapters.etsisol003adapter.lcm.v1.model.CreateVnfRequest;
  26 import org.onap.so.adapters.etsisol003adapter.lcm.v1.model.CreateVnfResponse;
  27 import org.onap.so.adapters.etsisol003adapter.lcm.v1.model.QueryJobResponse;
  28 import org.onap.so.rest.exceptions.HttpResouceNotFoundException;
  29 import org.onap.so.rest.exceptions.InvalidRestRequestException;
  30 import org.onap.so.rest.exceptions.RestProcessingException;
  31 import org.onap.so.rest.service.HttpRestServiceProvider;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34 import org.springframework.beans.factory.annotation.Autowired;
  35 import org.springframework.beans.factory.annotation.Qualifier;
  36 import org.springframework.http.HttpStatus;
  37 import org.springframework.http.ResponseEntity;
  38 import org.springframework.stereotype.Service;
  39
  40 @Service
  41 public class Sol003AdapterServiceProviderImpl implements Sol003AdapterServiceProvider {
  42
  43     private static final Logger LOGGER = LoggerFactory.getLogger(Sol003AdapterServiceProviderImpl.class);
  44     public static final String RECEIVED_RESPONSE_WITHOUT_BODY = "Received response without body: {}";
  45
  46     private final Sol003AdapterUrlProvider urlProvider;
  47     private final HttpRestServiceProvider httpServiceProvider;
  48
  49     @Autowired
  50     public Sol003AdapterServiceProviderImpl(final Sol003AdapterUrlProvider urlProvider,
  51             @Qualifier(SOL003_ADAPTER_HTTP_REST_SERVICE_PROVIDER_BEAN) final HttpRestServiceProvider httpServiceProvider) {
  52         this.urlProvider = urlProvider;
  53         this.httpServiceProvider = httpServiceProvider;
  54     }
  55
  56     @Override
  57     public Optional<CreateVnfResponse> invokeCreateInstantiationRequest(final String vnfId,
  58             final CreateVnfRequest request) {
  59         try {
  60             final String url = urlProvider.getCreateInstantiateUrl(vnfId);
  61
  62             final ResponseEntity<CreateVnfResponse> response =
  63                     httpServiceProvider.postHttpRequest(request, url, CreateVnfResponse.class);
  64
  65             final HttpStatus httpStatus = response.getStatusCode();
  66             if (!(httpStatus.equals(HttpStatus.ACCEPTED)) && !(httpStatus.equals(HttpStatus.OK))) {
  67                 LOGGER.error("Unable to invoke HTTP POST using URL: {}, Response Code: {}", url, httpStatus.value());
  68                 return Optional.empty();
  69             }
  70
  71             if (!response.hasBody()) {
  72                 LOGGER.error(RECEIVED_RESPONSE_WITHOUT_BODY, response);
  73                 return Optional.empty();
  74             }
  75
  76             final CreateVnfResponse createVnfResponse = response.getBody();
  77
  78             if (createVnfResponse.getJobId() == null || createVnfResponse.getJobId().isEmpty()) {
  79                 LOGGER.error("Received invalid instantiation response: {}", response);
  80                 return Optional.empty();
  81             }
  82
  83             return Optional.of(createVnfResponse);
  84         } catch (final RestProcessingException | InvalidRestRequestException
  85                 | HttpResouceNotFoundException httpInvocationException) {
  86             LOGGER.error("Unexpected error while processing create and instantiation request", httpInvocationException);
  87             return Optional.empty();
  88         }
  89
  90     }
  91
  92     @Override
  93     public Optional<QueryJobResponse> getInstantiateOperationJobStatus(final String jobId) {
  94         try {
  95             final String url = urlProvider.getJobStatusUrl(jobId);
  96
  97             final ResponseEntity<QueryJobResponse> response =
  98                     httpServiceProvider.getHttpResponse(url, QueryJobResponse.class);
  99
 100             final HttpStatus httpStatus = response.getStatusCode();
 101
 102             if (!(httpStatus.equals(HttpStatus.ACCEPTED)) && !(httpStatus.equals(HttpStatus.OK))) {
 103                 LOGGER.error("Unable to invoke HTTP GET using URL: {}, Response Code: ", url, httpStatus.value());
 104                 return Optional.empty();
 105             }
 106
 107             if (!response.hasBody()) {
 108                 LOGGER.error(RECEIVED_RESPONSE_WITHOUT_BODY, response);
 109                 return Optional.empty();
 110             }
 111             return Optional.of(response.getBody());
 112         } catch (final RestProcessingException | InvalidRestRequestException | HttpResouceNotFoundException exception) {
 113             LOGGER.error("Unexpected error while processing job request", exception);
 114             throw exception;
 115         }
 116     }
 117 }