/**
* 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
* 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.
*/
package com.alibaba.jstorm.daemon.worker.timer;
import com.alibaba.jstorm.daemon.worker.Flusher;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.alibaba.jstorm.task.execute.BatchCollector;
import java.util.concurrent.atomic.AtomicBoolean;
public class TaskBatchFlushTrigger extends Flusher {
private static final Logger LOG = LoggerFactory.getLogger(TickTupleTrigger.class);
private BatchCollector batchCollector;
private String name;
private AtomicBoolean _isFlushing = new AtomicBoolean(false);
public TaskBatchFlushTrigger(int frequence, String name, BatchCollector batchCollector) {
if (frequence <= 0) {
LOG.warn(" The frequence of " + name + " is invalid");
frequence = 1;
}
this.name = name;
this._flushIntervalMs = frequence;
this.batchCollector = batchCollector;
}
@Override
public void run() {
try {
if (_isFlushing.compareAndSet(false, true)) {
batchCollector.flush();
_isFlushing.set(false);
}
} catch (Exception e) {
LOG.warn("Failed to public timer event to " + name, e);
return;
}
}
}