io.druid.indexing.appenderator.ActionBasedSegmentAllocator Maven / Gradle / Ivy
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* 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,
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*/
package io.druid.indexing.appenderator;
import io.druid.indexing.common.actions.SegmentAllocateAction;
import io.druid.indexing.common.actions.TaskActionClient;
import io.druid.segment.indexing.DataSchema;
import io.druid.segment.realtime.appenderator.SegmentAllocator;
import io.druid.segment.realtime.appenderator.SegmentIdentifier;
import org.joda.time.DateTime;
import java.io.IOException;
public class ActionBasedSegmentAllocator implements SegmentAllocator
{
private final TaskActionClient taskActionClient;
private final DataSchema dataSchema;
public ActionBasedSegmentAllocator(
TaskActionClient taskActionClient,
DataSchema dataSchema
)
{
this.taskActionClient = taskActionClient;
this.dataSchema = dataSchema;
}
@Override
public SegmentIdentifier allocate(
final DateTime timestamp,
final String sequenceName,
final String previousSegmentId
) throws IOException
{
return taskActionClient.submit(
new SegmentAllocateAction(
dataSchema.getDataSource(),
timestamp,
dataSchema.getGranularitySpec().getQueryGranularity(),
dataSchema.getGranularitySpec().getSegmentGranularity(),
sequenceName,
previousSegmentId
)
);
}
}