| // Copyright (C) 2015 The Android Open Source Project |
| // |
| // Licensed 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.googlesource.gerrit.plugins.websession.flatfile; |
| |
| import static java.util.concurrent.TimeUnit.MILLISECONDS; |
| import static java.util.concurrent.TimeUnit.SECONDS; |
| |
| import com.google.gerrit.extensions.annotations.PluginName; |
| import com.google.gerrit.extensions.events.LifecycleListener; |
| import com.google.gerrit.server.git.WorkQueue; |
| import com.google.inject.Inject; |
| import com.google.inject.Provider; |
| import com.google.inject.Singleton; |
| import java.util.concurrent.ScheduledFuture; |
| |
| @Singleton |
| class FlatFileWebSessionCacheCleaner implements LifecycleListener { |
| |
| private final WorkQueue queue; |
| private final Provider<CleanupTask> cleanupTaskProvider; |
| private final long cleanupIntervalMillis; |
| private ScheduledFuture<?> scheduledCleanupTask; |
| |
| static class CleanupTask implements Runnable { |
| private final FlatFileWebSessionCache flatFileWebSessionCache; |
| private final String pluginName; |
| |
| @Inject |
| CleanupTask(FlatFileWebSessionCache flatFileWebSessionCache, @PluginName String pluginName) { |
| this.flatFileWebSessionCache = flatFileWebSessionCache; |
| this.pluginName = pluginName; |
| } |
| |
| @Override |
| public void run() { |
| flatFileWebSessionCache.cleanUp(); |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("[%s] Clean up expired file based websessions", pluginName); |
| } |
| } |
| |
| @Inject |
| FlatFileWebSessionCacheCleaner( |
| WorkQueue queue, |
| Provider<CleanupTask> cleanupTaskProvider, |
| @CleanupInterval long cleanupInterval) { |
| this.queue = queue; |
| this.cleanupTaskProvider = cleanupTaskProvider; |
| this.cleanupIntervalMillis = cleanupInterval; |
| } |
| |
| @Override |
| public void start() { |
| scheduledCleanupTask = |
| queue |
| .getDefaultQueue() |
| .scheduleAtFixedRate( |
| cleanupTaskProvider.get(), |
| SECONDS.toMillis(1), |
| cleanupIntervalMillis, |
| MILLISECONDS); |
| } |
| |
| @Override |
| public void stop() { |
| if (scheduledCleanupTask != null) { |
| scheduledCleanupTask.cancel(true); |
| scheduledCleanupTask = null; |
| } |
| } |
| } |