/**
* This file is part of Graylog2.
*
* Graylog2 is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Graylog2 is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Graylog2. If not, see <http://www.gnu.org/licenses/>.
*/
package org.graylog2.shared.bindings;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
import com.google.inject.AbstractModule;
import com.google.inject.name.Names;
import org.graylog2.periodical.Periodicals;
import org.graylog2.plugin.Tools;
import org.slf4j.LoggerFactory;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
/**
* @author Dennis Oelkers <dennis@torch.sh>
*/
public class SchedulerBindings extends AbstractModule {
private static final int SCHEDULED_THREADS_POOL_SIZE = 30;
@Override
protected void configure() {
// TODO Add instrumentation to ExecutorService and ThreadFactory
final ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(SCHEDULED_THREADS_POOL_SIZE,
new ThreadFactoryBuilder()
.setNameFormat("scheduled-%d")
.setDaemon(false)
.setUncaughtExceptionHandler(new Tools.LogUncaughtExceptionHandler(LoggerFactory.getLogger("org.graylog2.scheduler.Scheduler")))
.build()
);
bind(ScheduledExecutorService.class).annotatedWith(Names.named("scheduler")).toInstance(scheduler);
// TODO Add instrumentation to ExecutorService and ThreadFactory
final ScheduledExecutorService daemonScheduler = Executors.newScheduledThreadPool(SCHEDULED_THREADS_POOL_SIZE,
new ThreadFactoryBuilder()
.setNameFormat("scheduled-daemon-%d")
.setDaemon(true)
.setUncaughtExceptionHandler(new Tools.LogUncaughtExceptionHandler(LoggerFactory.getLogger("org.graylog2.scheduler.DaemonScheduler")))
.build()
);
bind(ScheduledExecutorService.class).annotatedWith(Names.named("daemonScheduler")).toInstance(daemonScheduler);
bind(Periodicals.class).toInstance(new Periodicals(scheduler, daemonScheduler));
}
}