Package com.orientechnologies.orient.core.sharding.auto

Class OAutoShardingIndexFactory

java.lang.Object

com.orientechnologies.orient.core.sharding.auto.OAutoShardingIndexFactory

All Implemented Interfaces:

OIndexFactory

public class OAutoShardingIndexFactory
extends Object
implements OIndexFactory

Auto-sharding index factory.
Supports index types:

• UNIQUE
• NOTUNIQUE

Since:

3.0

Field Summary

Fields

Modifier and Type	Field	Description
static final String	AUTOSHARDING_ALGORITHM
static final String	NONE_VALUE_CONTAINER

Constructor Summary

Constructors

Constructor	Description
OAutoShardingIndexFactory()

Method Summary

Modifier and Type	Method	Description
OIndexInternal	createIndex(OStorage storage, OIndexMetadata im)	Creates an index.
OBaseIndexEngine	createIndexEngine(OStorage storage, IndexEngineData data)
Set<String>	getAlgorithms()
int	getLastVersion(String algorithm)
Set<String>	getTypes()	Index types: UNIQUE NOTUNIQUE

Methods inherited from class java.lang.Object

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

Field Details

AUTOSHARDING_ALGORITHM

public static final String AUTOSHARDING_ALGORITHM

See Also:

• Constant Field Values

NONE_VALUE_CONTAINER

public static final String NONE_VALUE_CONTAINER

See Also:

• Constant Field Values

Constructor Details

OAutoShardingIndexFactory

public OAutoShardingIndexFactory()

Method Details

getTypes

public Set<String> getTypes()

Index types:

• UNIQUE
• NOTUNIQUE

Specified by:

getTypes in interface OIndexFactory

Returns:

List of supported indexes of this factory

getAlgorithms

public Set<String> getAlgorithms()

Specified by:

getAlgorithms in interface OIndexFactory

Returns:

List of supported algorithms of this factory

createIndex

public OIndexInternal createIndex(OStorage storage,
 OIndexMetadata im)
                           throws OConfigurationException

Description copied from interface: OIndexFactory

Creates an index.

Specified by:

createIndex in interface OIndexFactory

Parameters:

im - TODO

Returns:

OIndexInternal

Throws:

OConfigurationException - if index creation failed

getLastVersion

public int getLastVersion(String algorithm)

Specified by:

getLastVersion in interface OIndexFactory

createIndexEngine

public OBaseIndexEngine createIndexEngine(OStorage storage,
 IndexEngineData data)

Specified by:

createIndexEngine in interface OIndexFactory