/*
* Druid - a distributed column store.
* Copyright (C) 2012, 2013 Metamarkets Group Inc.
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package io.druid.guice;
import com.google.inject.Binder;
import com.google.inject.Module;
import com.google.inject.Provides;
import io.druid.concurrent.Execs;
import io.druid.curator.announcement.Announcer;
import io.druid.server.coordination.BatchDataSegmentAnnouncer;
import io.druid.server.coordination.DataSegmentAnnouncer;
import io.druid.server.coordination.DataSegmentAnnouncerProvider;
import io.druid.server.coordination.SingleDataSegmentAnnouncer;
import io.druid.server.initialization.BatchDataSegmentAnnouncerConfig;
import org.apache.curator.framework.CuratorFramework;
/**
*/
public class AnnouncerModule implements Module
{
@Override
public void configure(Binder binder)
{
JsonConfigProvider.bind(binder, "druid.announcer", BatchDataSegmentAnnouncerConfig.class);
JsonConfigProvider.bind(binder, "druid.announcer", DataSegmentAnnouncerProvider.class);
binder.bind(DataSegmentAnnouncer.class).toProvider(DataSegmentAnnouncerProvider.class);
binder.bind(BatchDataSegmentAnnouncer.class).in(ManageLifecycleLast.class);
binder.bind(SingleDataSegmentAnnouncer.class).in(ManageLifecycleLast.class);
}
@Provides
@ManageLifecycle
public Announcer getAnnouncer(CuratorFramework curator)
{
return new Announcer(curator, Execs.singleThreaded("Announcer-%s"));
}
}