Binders.java

/*
* Licensed to Metamarkets Group Inc. (Metamarkets) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Metamarkets 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 io.druid.guice;

import com.google.inject.Binder;
import com.google.inject.Key;
import com.google.inject.multibindings.MapBinder;
import io.druid.segment.loading.DataSegmentArchiver;
import io.druid.segment.loading.DataSegmentFinder;
import io.druid.segment.loading.DataSegmentMover;
import io.druid.segment.loading.DataSegmentKiller;
import io.druid.segment.loading.DataSegmentPuller;
import io.druid.segment.loading.DataSegmentPusher;
import io.druid.tasklogs.TaskLogs;

/**
 */
public class Binders
{
  public static MapBinder<String, DataSegmentPuller> dataSegmentPullerBinder(Binder binder)
  {
    return MapBinder.newMapBinder(binder, String.class, DataSegmentPuller.class);
  }

  public static MapBinder<String, DataSegmentKiller> dataSegmentKillerBinder(Binder binder)
  {
    return MapBinder.newMapBinder(binder, String.class, DataSegmentKiller.class);
  }

  public static MapBinder<String, DataSegmentMover> dataSegmentMoverBinder(Binder binder)
  {
    return MapBinder.newMapBinder(binder, String.class, DataSegmentMover.class);
  }

  public static MapBinder<String, DataSegmentArchiver> dataSegmentArchiverBinder(Binder binder)
  {
    return MapBinder.newMapBinder(binder, String.class, DataSegmentArchiver.class);
  }

  public static MapBinder<String, DataSegmentPusher> dataSegmentPusherBinder(Binder binder)
  {
    return PolyBind.optionBinder(binder, Key.get(DataSegmentPusher.class));
  }

  public static MapBinder<String, DataSegmentFinder> dataSegmentFinderBinder(Binder binder)
  {
    return PolyBind.optionBinder(binder, Key.get(DataSegmentFinder.class));
  }

  public static MapBinder<String, TaskLogs> taskLogsBinder(Binder binder)
  {
    return PolyBind.optionBinder(binder, Key.get(TaskLogs.class));
  }
}