common/src/main/java/org/onap/so/client/RestRequest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 - 2018 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.so.client;
  22
  23 import java.util.Optional;
  24 import java.util.concurrent.Callable;
  25
  26 import javax.ws.rs.NotFoundException;
  27 import javax.ws.rs.client.Entity;
  28 import javax.ws.rs.core.Response;
  29 import javax.ws.rs.core.Response.Status;
  30
  31 import org.onap.so.logger.MsoLogger;
  32
  33 public class RestRequest implements Callable<Response> {
  34
  35         private static final MsoLogger msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.GENERAL, RestRequest.class);
  36
  37         private final RestClient client;
  38         private final String method;
  39         private final Object entity;
  40
  41         public RestRequest(RestClient client, String method, Object entity) {
  42                 this.client = client;
  43                 this.method = method;
  44                 this.entity = entity;
  45         }
  46         @Override
  47         public Response call() throws Exception {
  48                 final Response response;
  49                 if ("GET".equals(method)) {
  50                         response = this.client.getBuilder().accept(this.client.getAccept()).get();
  51                 } else if ("POST".equals(method)) {
  52                         response = this.client.getBuilder().accept(this.client.getAccept()).post(Entity.entity(entity, this.client.getContentType()));
  53                 } else if ("PATCH".equals(method)) {
  54                         response = this.client.getBuilder().header("X-HTTP-Method-Override", "PATCH").accept(this.client.getAccept())
  55                                         .post(Entity.entity(entity, this.client.getMergeContentType()));
  56                 } else if ("DELETE".equals(method)) {
  57                         if (entity == null) {
  58                                 response = this.client.getBuilder().accept(this.client.getAccept()).delete();
  59
  60                         } else {
  61                                 response = this.client.getBuilder().header("X-HTTP-Method-Override", "DELETE").accept(this.client.getAccept())
  62                                                 .post(Entity.entity(entity, this.client.getContentType()));
  63                         }
  64                 } else if ("PUT".equals(method)) {
  65                         response = this.client.getBuilder().accept(this.client.getAccept()).put(Entity.entity(entity, this.client.getContentType()));
  66                 } else {
  67                         response = Response.serverError().entity(method + " not valid").build();
  68                 }
  69
  70                 Optional<ResponseExceptionMapper> mapper = this.client.addResponseExceptionMapper();
  71                 if (mapper.isPresent()) {
  72                         try {
  73                                 mapper.get().map(response);
  74                         } catch (NotFoundException e) {
  75                                 if (this.client.props.mapNotFoundToEmpty()) {
  76                                         msoLogger.error(e);
  77                                         return response;
  78                                 } else {
  79                                         throw e;
  80                                 }
  81                         }
  82                 } else {
  83                         if (response.getStatus() == Status.NOT_FOUND.getStatusCode() && this.client.props.mapNotFoundToEmpty()) {
  84                                 return response;
  85                         }
  86                 }
  87
  88                 return response;
  89         }
  90
  91 }