gerrit.onap Code Review - dcaegen2/services/sdk.git/blob

   1 /*
   2  * ============LICENSE_START====================================
   3  * DCAEGEN2-SERVICES-SDK
   4  * =========================================================
   5  * Copyright (C) 2019 Nokia. 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.dcaegen2.services.sdk.rest.services.adapters.http;
  22
  23 import com.google.gson.Gson;
  24 import io.netty.handler.ssl.SslContext;
  25 import io.vavr.collection.HashMap;
  26 import java.util.Collections;
  27 import java.util.Map;
  28 import org.onap.dcaegen2.services.sdk.rest.services.model.ClientModel;
  29 import org.onap.dcaegen2.services.sdk.rest.services.model.JsonBodyBuilder;
  30 import org.onap.dcaegen2.services.sdk.rest.services.model.logging.RequestDiagnosticContext;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33 import reactor.core.publisher.Mono;
  34
  35 /**
  36  * @author <a href="mailto:przemyslaw.wasala@nokia.com">Przemysław Wąsala</a> on 11/15/18
  37  * @deprecated use {@link RxHttpClient} instead
  38  */
  39 @Deprecated
  40 public class CloudHttpClient {
  41
  42     private static final Logger LOGGER = LoggerFactory.getLogger(CloudHttpClient.class);
  43     private final Gson gson = new Gson();
  44     private final RxHttpClient httpClient;
  45
  46     CloudHttpClient(RxHttpClient httpClient) {
  47         this.httpClient = httpClient;
  48     }
  49
  50     public CloudHttpClient() {
  51         this(RxHttpClient.create());
  52     }
  53
  54     public CloudHttpClient(SslContext sslContext) {
  55         this(RxHttpClient.create(sslContext));
  56     }
  57
  58     public <T> Mono<T> get(String url, Class<T> bodyClass) {
  59         return get(url, RequestDiagnosticContext.create(), bodyClass);
  60     }
  61
  62     public <T> Mono<T> get(String url, RequestDiagnosticContext context, Class<T> bodyClass) {
  63         return get(url, context, Collections.emptyMap(), bodyClass);
  64     }
  65
  66     public Mono<HttpResponse> get(
  67             String url,
  68             RequestDiagnosticContext context,
  69             Map<String, String> customHeaders) {
  70         return httpClient.call(
  71                 ImmutableHttpRequest.builder()
  72                         .method(HttpMethod.GET)
  73                         .url(url)
  74                         .customHeaders(HashMap.ofAll(customHeaders))
  75                         .diagnosticContext(context)
  76                         .build());
  77     }
  78
  79     public <T> Mono<T> get(
  80             String url,
  81             RequestDiagnosticContext context,
  82             Map<String, String> customHeaders,
  83             Class<T> bodyClass) {
  84         return get(url, context, customHeaders)
  85                 .doOnNext(HttpResponse::throwIfUnsuccessful)
  86                 .map(HttpResponse::bodyAsString)
  87                 .map(body -> gson.fromJson(body, bodyClass));
  88     }
  89
  90
  91     public Mono<HttpResponse> post(
  92         String url,
  93         RequestDiagnosticContext context,
  94         Map<String, String> customHeaders,
  95         JsonBodyBuilder jsonBodyBuilder,
  96         ClientModel clientModel) {
  97         return callForRawResponse(url, context, customHeaders, jsonBodyBuilder, clientModel, HttpMethod.POST);
  98     }
  99
 100     public Mono<HttpResponse> patch(
 101         String url,
 102         RequestDiagnosticContext context,
 103         Map<String, String> customHeaders,
 104         JsonBodyBuilder jsonBodyBuilder,
 105         ClientModel clientModel) {
 106         return callForRawResponse(url, context, customHeaders, jsonBodyBuilder, clientModel, HttpMethod.PATCH);
 107     }
 108
 109     public Mono<HttpResponse> put(
 110         String url,
 111         RequestDiagnosticContext context,
 112         Map<String, String> customHeaders,
 113         JsonBodyBuilder jsonBodyBuilder,
 114         ClientModel clientModel) {
 115         return callForRawResponse(url, context, customHeaders, jsonBodyBuilder, clientModel, HttpMethod.PUT);
 116     }
 117
 118     private Mono<HttpResponse> callForRawResponse(
 119         String url,
 120         RequestDiagnosticContext context,
 121         Map<String, String> customHeaders,
 122         JsonBodyBuilder jsonBodyBuilder,
 123         ClientModel clientModel,
 124         HttpMethod method) {
 125
 126         String jsonBody = jsonBodyBuilder.createJsonBody(clientModel);
 127         LOGGER.debug("CloudHttpClient JSon body:: {}", jsonBody);
 128         LOGGER.debug("CloudHttpClient url: {}", url);
 129         LOGGER.debug("CloudHttpClient customHeaders: {}", customHeaders);
 130
 131         return httpClient.call(
 132             ImmutableHttpRequest.builder()
 133                 .url(url)
 134                 .customHeaders(HashMap.ofAll(customHeaders))
 135                 .diagnosticContext(context)
 136                 .body(RequestBody.fromString(jsonBody))
 137                 .method(method)
 138                 .build());
 139     }
 140 }
 141