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
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 CbsClientImpl implements CbsClient {
40 private static final Logger LOGGER = LoggerFactory.getLogger(CbsClientImpl.class);
41 private final RxHttpClient httpClient;
42 private final String serviceName;
43 private final InetSocketAddress cbsAddress;
44 private final String protocol;
46 public CbsClientImpl(RxHttpClient httpClient, String serviceName, InetSocketAddress cbsAddress, String protocol) {
47 this.httpClient = httpClient;
48 this.serviceName = serviceName;
49 this.cbsAddress = cbsAddress;
50 this.protocol = protocol;
54 public @NotNull Mono<JsonObject> get(CbsRequest request) {
55 return Mono.fromCallable(() -> constructUrl(request).toString())
56 .doOnNext(this::logRequestUrl)
57 .map(url -> ImmutableHttpRequest.builder()
58 .method(HttpMethod.GET)
60 .diagnosticContext(request.diagnosticContext())
62 .flatMap(httpClient::call)
63 .doOnNext(HttpResponse::throwIfUnsuccessful)
64 .map(resp -> resp.bodyAsJson(JsonObject.class))
65 .doOnNext(this::logCbsResponse);
69 private URL constructUrl(CbsRequest request) {
73 cbsAddress.getHostString(),
75 request.requestPath().getForService(serviceName));
76 } catch (MalformedURLException e) {
77 throw new IllegalArgumentException("Invalid CBS URL", e);
81 private void logRequestUrl(String url) {
82 LOGGER.debug("Calling {} for configuration", url);
85 private void logCbsResponse(JsonObject json) {
86 LOGGER.info("Got successful response from Config Binding Service");
87 LOGGER.debug("CBS response: {}", json);