/**
* 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 org.apache.hadoop.hive.metastore.events;
import java.util.TimerTask;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hadoop.hive.metastore.HiveMetaStore.HMSHandler;
import org.apache.hadoop.hive.metastore.RawStore;
public class EventCleanerTask extends TimerTask{
public static final Logger LOG = LoggerFactory.getLogger(EventCleanerTask.class);
private final HMSHandler handler;
public EventCleanerTask(HMSHandler handler) {
super();
this.handler = handler;
}
@Override
public void run() {
try {
RawStore ms = handler.getMS();
long deleteCnt = ms.cleanupEvents();
if (deleteCnt > 0L){
LOG.info("Number of events deleted from event Table: "+deleteCnt);
}
} catch (Exception e) {
LOG.error("Exception while trying to delete events ", e);
}
}
}