Package org.elasticsearch.index.store

Class FsDirectoryFactory

java.lang.Object

org.elasticsearch.index.store.FsDirectoryFactory

All Implemented Interfaces:

IndexStorePlugin.DirectoryFactory

public class FsDirectoryFactory
extends Object
implements IndexStorePlugin.DirectoryFactory

Field Summary

Fields

Modifier and Type	Field	Description
static Setting<LockFactory>	INDEX_LOCK_FACTOR_SETTING

Constructor Summary

Constructors

Constructor	Description
FsDirectoryFactory()

Method Summary

Modifier and Type	Method	Description
static boolean	isHybridFs(Directory directory)	Returns true iff the directory is a hybrid fs directory
Directory	newDirectory(IndexSettings indexSettings, ShardPath path)	Creates a new directory per shard.
protected Directory	newFSDirectory(Path location, LockFactory lockFactory, IndexSettings indexSettings)
static MMapDirectory	setPreload(MMapDirectory mMapDirectory, LockFactory lockFactory, Set<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<LockFactory> INDEX_LOCK_FACTOR_SETTING

Constructor Detail

FsDirectoryFactory

public FsDirectoryFactory()

Method Detail

newDirectory

public Directory newDirectory(IndexSettings indexSettings,
                              ShardPath path)
                       throws 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:

IOException - if an IOException occurs while opening the directory

newFSDirectory

protected Directory newFSDirectory(Path location,
                                   LockFactory lockFactory,
                                   IndexSettings indexSettings)
                            throws IOException

Throws:

IOException

setPreload

public static MMapDirectory setPreload(MMapDirectory mMapDirectory,
                                       LockFactory lockFactory,
                                       Set<String> preLoadExtensions)
                                throws IOException

Throws:

IOException

isHybridFs

public static boolean isHybridFs(Directory directory)

Returns true iff the directory is a hybrid fs directory