2 * ============LICENSE_START=======================================================
3 * DCAEGEN2-SERVICES-SDK
4 * ================================================================================
5 * Copyright (C) 2019-2021 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
11 * http://www.apache.org/licenses/LICENSE-2.0
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=========================================================
20 package org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl;
22 import com.google.gson.JsonObject;
23 import org.jetbrains.annotations.NotNull;
24 import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.HttpMethod;
25 import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.HttpResponse;
26 import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.ImmutableHttpRequest;
27 import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.RxHttpClient;
28 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClient;
29 import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsRequest;
30 import org.slf4j.Logger;
31 import org.slf4j.LoggerFactory;
32 import reactor.core.publisher.Mono;
34 import java.net.InetSocketAddress;
35 import java.net.MalformedURLException;
38 public class CbsClientRest implements CbsClient {
39 private static final Logger LOGGER = LoggerFactory.getLogger(CbsClientRest.class);
40 private final RxHttpClient httpClient;
41 private final String serviceName;
42 private final InetSocketAddress cbsAddress;
43 private final String protocol;
45 public CbsClientRest(RxHttpClient httpClient, String serviceName, InetSocketAddress cbsAddress, String protocol) {
46 this.httpClient = httpClient;
47 this.serviceName = serviceName;
48 this.cbsAddress = cbsAddress;
49 this.protocol = protocol;
53 public @NotNull Mono<JsonObject> get(CbsRequest request) {
54 return Mono.fromCallable(() -> constructUrl(request).toString())
55 .doOnNext(this::logRequestUrl)
56 .map(url -> ImmutableHttpRequest.builder()
57 .method(HttpMethod.GET)
59 .diagnosticContext(request.diagnosticContext())
61 .flatMap(httpClient::call)
62 .doOnNext(HttpResponse::throwIfUnsuccessful)
63 .map(resp -> resp.bodyAsJson(JsonObject.class))
64 .doOnNext(this::logCbsResponse);
67 private void logRequestUrl(String url) {
68 LOGGER.debug("Calling {} for configuration", url);
71 private void logCbsResponse(JsonObject json) {
72 LOGGER.info("Got successful response from Config Binding Service");
73 LOGGER.debug("CBS response: {}", json);
76 private URL constructUrl(CbsRequest request) {
80 cbsAddress.getHostString(),
82 request.requestPath().getForService(serviceName));
83 } catch (MalformedURLException e) {
84 throw new IllegalArgumentException("Invalid CBS URL", e);