org.elasticsearch.index.deletionpolicy
Class KeepOnlyLastDeletionPolicy

java.lang.Object
  org.elasticsearch.index.shard.AbstractIndexShardComponent
      org.elasticsearch.index.deletionpolicy.KeepOnlyLastDeletionPolicy

All Implemented Interfaces:

org.apache.lucene.index.IndexDeletionPolicy, IndexShardComponent

public class KeepOnlyLastDeletionPolicy
extends AbstractIndexShardComponent
implements org.apache.lucene.index.IndexDeletionPolicy

This IndexDeletionPolicy implementation that keeps only the most recent commit and immediately removes all prior commits after a new commit is done. This is the default deletion policy.

Field Summary

Fields inherited from class org.elasticsearch.index.shard.AbstractIndexShardComponent

componentSettings, indexSettings, logger, shardId

Constructor Summary

KeepOnlyLastDeletionPolicy(ShardId shardId, Settings indexSettings)

Method Summary

void	onCommit(List<? extends org.apache.lucene.index.IndexCommit> commits) Deletes all commits except the most recent one.
void	onInit(List<? extends org.apache.lucene.index.IndexCommit> commits) Deletes all commits except the most recent one.

Methods inherited from class org.elasticsearch.index.shard.AbstractIndexShardComponent

indexSettings, managementGroupName, nodeName, shardId

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

KeepOnlyLastDeletionPolicy

@Inject
public KeepOnlyLastDeletionPolicy(ShardId shardId,
                                         @IndexSettings
                                         Settings indexSettings)

Method Detail

onInit

public void onInit(List<? extends org.apache.lucene.index.IndexCommit> commits)

Deletes all commits except the most recent one.

Specified by:

onInit in interface org.apache.lucene.index.IndexDeletionPolicy

onCommit

public void onCommit(List<? extends org.apache.lucene.index.IndexCommit> commits)

Deletes all commits except the most recent one.

Specified by:

onCommit in interface org.apache.lucene.index.IndexDeletionPolicy