/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
*
* 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.
*/
package org.apache.streams.kafka;
import org.apache.streams.core.StreamsDatum;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Random;
/**
* KafkaPersistWriterTask writes documents to kafka on behalf of
* @see org.apache.streams.kafka.KafkaPersistWriter
*/
public class KafkaPersistWriterTask implements Runnable {
private static final Logger LOGGER = LoggerFactory.getLogger(KafkaPersistWriterTask.class);
private KafkaPersistWriter writer;
public KafkaPersistWriterTask(KafkaPersistWriter writer) {
this.writer = writer;
}
@Override
public void run() {
while (true) {
if ( writer.getPersistQueue().peek() != null ) {
try {
StreamsDatum entry = writer.persistQueue.remove();
writer.write(entry);
} catch (Exception ex) {
ex.printStackTrace();
}
}
try {
Thread.sleep(new Random().nextInt(100));
} catch (InterruptedException interrupt) {
LOGGER.trace("Interrupt", interrupt);
}
}
}
}