Package org.elasticsearch.index.store

Class FsDirectoryFactory

java.lang.Object

org.elasticsearch.index.store.FsDirectoryFactory

All Implemented Interfaces:

IndexStorePlugin.DirectoryFactory

public class FsDirectoryFactory
extends java.lang.Object
implements IndexStorePlugin.DirectoryFactory

Field Summary

Fields

Modifier and Type	Field	Description
static Setting<org.apache.lucene.store.LockFactory>	INDEX_LOCK_FACTOR_SETTING

Constructor Summary

Constructors

Constructor	Description
FsDirectoryFactory()

Method Summary

Modifier and Type	Method	Description
static boolean	isHybridFs(org.apache.lucene.store.Directory directory)	Returns true iff the directory is a hybrid fs directory
org.apache.lucene.store.Directory	newDirectory(IndexSettings indexSettings, ShardPath path)	Creates a new directory per shard.
protected org.apache.lucene.store.Directory	newFSDirectory(java.nio.file.Path location, org.apache.lucene.store.LockFactory lockFactory, IndexSettings indexSettings)
static org.apache.lucene.store.MMapDirectory	setPreload(org.apache.lucene.store.MMapDirectory mMapDirectory, org.apache.lucene.store.LockFactory lockFactory, java.util.Set<java.lang.String> preLoadExtensions)

Methods inherited from class java.lang.Object

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

Field Detail

INDEX_LOCK_FACTOR_SETTING

public static final Setting<org.apache.lucene.store.LockFactory> INDEX_LOCK_FACTOR_SETTING

Constructor Detail

FsDirectoryFactory

public FsDirectoryFactory()

Method Detail

newDirectory

public org.apache.lucene.store.Directory newDirectory(IndexSettings indexSettings,
                                                      ShardPath path)
                                               throws java.io.IOException

Description copied from interface: IndexStorePlugin.DirectoryFactory

Creates a new directory per shard. This method is called once per shard on shard creation.

Specified by:

newDirectory in interface IndexStorePlugin.DirectoryFactory

Parameters:

indexSettings - the shards index settings

path - the path the shard is using

Returns:

a new lucene directory instance

Throws:

java.io.IOException - if an IOException occurs while opening the directory

newFSDirectory

protected org.apache.lucene.store.Directory newFSDirectory(java.nio.file.Path location,
                                                           org.apache.lucene.store.LockFactory lockFactory,
                                                           IndexSettings indexSettings)
                                                    throws java.io.IOException

Throws:

java.io.IOException

setPreload

public static org.apache.lucene.store.MMapDirectory setPreload(org.apache.lucene.store.MMapDirectory mMapDirectory,
                                                               org.apache.lucene.store.LockFactory lockFactory,
                                                               java.util.Set<java.lang.String> preLoadExtensions)
                                                        throws java.io.IOException

Throws:

java.io.IOException

isHybridFs

public static boolean isHybridFs(org.apache.lucene.store.Directory directory)

Returns true iff the directory is a hybrid fs directory