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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.mso.client.dmaap;
import java.io.FileNotFoundException;
import java.io.IOException;
import com.att.nsa.mr.client.MRClientFactory;
import com.att.nsa.mr.client.MRConsumer;
public class DmaapConsumer {
private final MRConsumer mrConsumer;
public DmaapConsumer() {
mrConsumer = null;
}
public DmaapConsumer (String filepath) throws FileNotFoundException, IOException {
mrConsumer = MRClientFactory.createConsumer(filepath);
}
public MRConsumer getMRConsumer() {
return mrConsumer;
}
public boolean consume(Consumer consumer) throws Exception {
boolean accepted = false;
while (consumer.continuePolling()) {
for (String message : this.getMRConsumer().fetch()) {
if (!accepted && consumer.isAccepted(message)) {
accepted = true;
}
if (accepted) {
consumer.processMessage(message);
}
}
}
return true;
}
}
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