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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.dcaegen2.collectors.datafile.tasks;
import org.onap.dcaegen2.collectors.datafile.configuration.AppConfig;
import org.onap.dcaegen2.collectors.datafile.model.FileReadyMessage;
import org.onap.dcaegen2.collectors.datafile.service.DmaapReactiveWebClient;
import org.onap.dcaegen2.collectors.datafile.service.JsonMessageParser;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.config.DmaapConsumerConfiguration;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.service.consumer.DMaaPConsumerReactiveHttpClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.reactive.function.client.WebClient;
import reactor.core.publisher.Mono;
import reactor.core.publisher.Flux;
/**
* @author <a href="mailto:henrik.b.andersson@est.tech">Henrik Andersson</a>
*/
public class DMaaPMessageConsumerTask {
private static final Logger logger = LoggerFactory.getLogger(DMaaPMessageConsumerTask.class);
private AppConfig datafileAppConfig;
private JsonMessageParser jsonMessageParser;
private DMaaPConsumerReactiveHttpClient dmaaPConsumerReactiveHttpClient;
public DMaaPMessageConsumerTask(AppConfig datafileAppConfig) {
this.datafileAppConfig = datafileAppConfig;
this.jsonMessageParser = new JsonMessageParser();
}
protected DMaaPMessageConsumerTask(AppConfig datafileAppConfig,
DMaaPConsumerReactiveHttpClient dmaaPConsumerReactiveHttpClient,
JsonMessageParser messageParser) {
this.datafileAppConfig = datafileAppConfig;
this.dmaaPConsumerReactiveHttpClient = dmaaPConsumerReactiveHttpClient;
this.jsonMessageParser = messageParser;
}
public Flux<FileReadyMessage> execute() {
dmaaPConsumerReactiveHttpClient = resolveClient();
logger.trace("execute called");
return consume((dmaaPConsumerReactiveHttpClient.getDMaaPConsumerResponse()));
}
private Flux<FileReadyMessage> consume(Mono<String> message) {
logger.trace("consume called with arg {}", message);
return jsonMessageParser.getMessagesFromJson(message);
}
protected DmaapConsumerConfiguration resolveConfiguration() {
return datafileAppConfig.getDmaapConsumerConfiguration();
}
protected DMaaPConsumerReactiveHttpClient resolveClient() {
return new DMaaPConsumerReactiveHttpClient(resolveConfiguration(), buildWebClient());
}
protected WebClient buildWebClient() {
return new DmaapReactiveWebClient().fromConfiguration(resolveConfiguration()).build();
}
}
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