2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 Nordix Foundation.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.dcaegen2.collectors.datafile.tasks;
24 import org.onap.dcaegen2.collectors.datafile.configuration.AppConfig;
25 import org.onap.dcaegen2.collectors.datafile.model.FileReadyMessage;
26 import org.onap.dcaegen2.collectors.datafile.service.DmaapReactiveWebClient;
27 import org.onap.dcaegen2.collectors.datafile.service.JsonMessageParser;
28 import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.config.DmaapConsumerConfiguration;
29 import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.service.consumer.DMaaPConsumerReactiveHttpClient;
30 import org.slf4j.Logger;
31 import org.slf4j.LoggerFactory;
32 import org.springframework.web.reactive.function.client.WebClient;
33 import reactor.core.publisher.Mono;
34 import reactor.core.publisher.Flux;
37 * @author <a href="mailto:henrik.b.andersson@est.tech">Henrik Andersson</a>
39 public class DMaaPMessageConsumerTask {
40 private static final Logger logger = LoggerFactory.getLogger(DMaaPMessageConsumerTask.class);
42 private AppConfig datafileAppConfig;
43 private JsonMessageParser jsonMessageParser;
44 private DMaaPConsumerReactiveHttpClient dmaaPConsumerReactiveHttpClient;
46 public DMaaPMessageConsumerTask(AppConfig datafileAppConfig) {
47 this.datafileAppConfig = datafileAppConfig;
48 this.jsonMessageParser = new JsonMessageParser();
51 protected DMaaPMessageConsumerTask(AppConfig datafileAppConfig,
52 DMaaPConsumerReactiveHttpClient dmaaPConsumerReactiveHttpClient,
53 JsonMessageParser messageParser) {
54 this.datafileAppConfig = datafileAppConfig;
55 this.dmaaPConsumerReactiveHttpClient = dmaaPConsumerReactiveHttpClient;
56 this.jsonMessageParser = messageParser;
59 public Flux<FileReadyMessage> execute() {
60 dmaaPConsumerReactiveHttpClient = resolveClient();
61 logger.trace("execute called");
62 return consume((dmaaPConsumerReactiveHttpClient.getDMaaPConsumerResponse()));
65 private Flux<FileReadyMessage> consume(Mono<String> message) {
66 logger.trace("consume called with arg {}", message);
67 return jsonMessageParser.getMessagesFromJson(message);
70 protected DmaapConsumerConfiguration resolveConfiguration() {
71 return datafileAppConfig.getDmaapConsumerConfiguration();
74 protected DMaaPConsumerReactiveHttpClient resolveClient() {
75 return new DMaaPConsumerReactiveHttpClient(resolveConfiguration(), buildWebClient());
78 protected WebClient buildWebClient() {
79 return new DmaapReactiveWebClient().fromConfiguration(resolveConfiguration()).build();