2 * ============LICENSE_START=======================================================
3 * PNF-REGISTRATION-HANDLER
4 * ================================================================================
5 * Copyright (C) 2018 NOKIA 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
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=========================================================
21 package org.onap.dcaegen2.services.prh.service.producer;
23 import static org.onap.dcaegen2.services.prh.model.logging.MDCVariables.REQUEST_ID;
24 import static org.onap.dcaegen2.services.prh.model.logging.MDCVariables.X_INVOCATION_ID;
25 import static org.onap.dcaegen2.services.prh.model.logging.MDCVariables.X_ONAP_REQUEST_ID;
28 import java.net.URISyntaxException;
29 import java.util.UUID;
30 import org.apache.http.client.utils.URIBuilder;
31 import org.onap.dcaegen2.services.prh.config.DmaapPublisherConfiguration;
32 import org.onap.dcaegen2.services.prh.model.ConsumerDmaapModel;
33 import org.slf4j.Logger;
34 import org.slf4j.LoggerFactory;
36 import org.springframework.http.HttpStatus;
37 import org.springframework.web.reactive.function.BodyInserters;
38 import org.springframework.web.reactive.function.client.WebClient;
39 import reactor.core.publisher.Mono;
42 * @author <a href="mailto:przemyslaw.wasala@nokia.com">Przemysław Wąsala</a> on 7/4/18
44 public class DMaaPProducerReactiveHttpClient {
46 private final Logger logger = LoggerFactory.getLogger(this.getClass());
47 private final String dmaapHostName;
48 private final Integer dmaapPortNumber;
49 private final String dmaapProtocol;
50 private final String dmaapTopicName;
51 private WebClient webClient;
54 * Constructor DMaaPProducerReactiveHttpClient.
56 * @param dmaapPublisherConfiguration - DMaaP producer configuration object
58 public DMaaPProducerReactiveHttpClient(DmaapPublisherConfiguration dmaapPublisherConfiguration) {
59 this.dmaapHostName = dmaapPublisherConfiguration.dmaapHostName();
60 this.dmaapProtocol = dmaapPublisherConfiguration.dmaapProtocol();
61 this.dmaapPortNumber = dmaapPublisherConfiguration.dmaapPortNumber();
62 this.dmaapTopicName = dmaapPublisherConfiguration.dmaapTopicName();
66 * Function for calling DMaaP HTTP producer - post request to DMaaP.
68 * @param consumerDmaapModelMono - object which will be sent to DMaaP
69 * @return status code of operation
71 public Mono<String> getDMaaPProducerResponse(ConsumerDmaapModel consumerDmaapModelMono) {
76 .header(X_ONAP_REQUEST_ID, MDC.get(REQUEST_ID))
77 .header(X_INVOCATION_ID, UUID.randomUUID().toString())
78 .body(BodyInserters.fromObject(consumerDmaapModelMono))
80 .onStatus(HttpStatus::is4xxClientError, clientResponse ->
81 Mono.error(new Exception("DmaapProducer HTTP" + clientResponse.statusCode()))
83 .onStatus(HttpStatus::is5xxServerError, clientResponse ->
84 Mono.error(new Exception("DmaapProducer HTTP " + clientResponse.statusCode())))
85 .bodyToMono(String.class);
86 } catch (URISyntaxException e) {
87 logger.warn("Exception while evaluating URI");
92 public DMaaPProducerReactiveHttpClient createDMaaPWebClient(WebClient webClient) {
93 this.webClient = webClient;
97 URI getUri() throws URISyntaxException {
98 return new URIBuilder().setScheme(dmaapProtocol).setHost(dmaapHostName).setPort(dmaapPortNumber)
99 .setPath(dmaapTopicName).build();