/*
* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. 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.wso2.carbon.identity.application.authentication.framework.store;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import java.sql.Timestamp;
import java.util.Date;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
/**
* Database cleanup. Timer task is running for pre-defined period to clear the
* DELETE operations and related STORE operations
*/
public final class OperationCleanUpService {
private static final int NUM_THREADS = 1;
private static final Log log = LogFactory.getLog(OperationCleanUpService.class);
private final ScheduledExecutorService scheduler;
private final long initialDelay;
private final long delayBetweenRuns;
// Time skew in minute
private static final int defaultTimeSkew = 60;
/**
* @param initialDelay
* @param delayBetweenRuns
*/
public OperationCleanUpService(long initialDelay, long delayBetweenRuns) {
this.initialDelay = initialDelay;
this.delayBetweenRuns = delayBetweenRuns;
this.scheduler = Executors.newScheduledThreadPool(NUM_THREADS);
}
public void activateCleanUp() {
Runnable databaseCleanUpTask = new DatabaseOperationCleanUpTask();
scheduler.scheduleWithFixedDelay(databaseCleanUpTask, initialDelay, delayBetweenRuns,
TimeUnit.MINUTES);
}
private static final class DatabaseOperationCleanUpTask implements Runnable {
@Override
public void run() {
log.debug("Start running the Session Operation Data cleanup task.");
Date date = new Date();
// Convert defaultTimeSkew (minutes) to milliseconds
Timestamp timestamp = new Timestamp((date.getTime() - (defaultTimeSkew * 60 * 1000)));
SessionDataStore.getInstance().removeExpiredOperationData(timestamp);
log.debug("Stop running the Operation Data cleanup task.");
log.info("Session Operation Data cleanup task is running successfully for removing expired Operation Data");
}
}
}