/*
* 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.apache.synapse.commons.throttle.core;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.synapse.commons.throttle.core.internal.ThrottleServiceDataHolder;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;
/**
* This task is responsible for cleanup callers which has expired along with hazelcast shared params
*
*/
public class ThrottleContextCleanupTask {
private static final Log log = LogFactory.getLog(ThrottleContextCleanupTask.class);
private List<ThrottleContext> throttleContexts = new ArrayList<ThrottleContext>();
public ThrottleContextCleanupTask() {
ScheduledExecutorService executor = Executors.newScheduledThreadPool(1,
new ThreadFactory() {
public Thread newThread(Runnable r) {
Thread t = new Thread(r);
t.setName("Throttle Cleanup Task");
return t;
}
});
String throttleFrequency = ThrottleServiceDataHolder.getInstance().getThrottleProperties().getThrottleFrequency();
if (log.isDebugEnabled()) {
log.debug("Throttling Cleanup Task Frequency set to " + throttleFrequency);
}
executor.scheduleAtFixedRate(new CleanupTask(), Integer.parseInt(throttleFrequency),
Integer.parseInt(throttleFrequency), TimeUnit.MILLISECONDS);
}
public void addThrottleContext(ThrottleContext throttleContext) {
throttleContexts.add(throttleContext);
}
private class CleanupTask implements Runnable {
public void run() {
if(log.isDebugEnabled()) {
log.debug("Running the cleanup task");
}
for(ThrottleContext throttleContext : throttleContexts) {
throttleContext.cleanupCallers(System.currentTimeMillis());
}
}
}
}