org.hibernate.search.engine.impl

Class DefaultIndexManagerFactory

java.lang.Object

org.hibernate.search.engine.impl.DefaultIndexManagerFactory

All Implemented Interfaces:

IndexManagerFactory, Service, Startable

public class DefaultIndexManagerFactory
extends Object
implements IndexManagerFactory, Startable

This is the default IndexManager implementation for Hibernate Search.

Author:

Sanne Grinovero (C) 2012 Red Hat Inc., Hardy Ferentschik

Constructor Summary

Constructors

Constructor and Description
DefaultIndexManagerFactory()

Method Summary

Modifier and Type	Method and Description
protected String	aliasToFQN(String alias) Provide a way to expand known aliases to fully qualified class names.
IndexManager	createDefaultIndexManager()
IndexManager	createIndexManagerByName(String indexManagerImplementationName)
protected IndexManager	fromAlias(String alias) Extension point: allow to override aliases or add new ones to directly create class instances.
void	start(Properties properties, BuildContext context) Start phase notification.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultIndexManagerFactory

public DefaultIndexManagerFactory()

Method Detail

createDefaultIndexManager

public IndexManager createDefaultIndexManager()

Specified by:

createDefaultIndexManager in interface IndexManagerFactory

Returns:

a new instance of the default IndexManager

createIndexManagerByName

public IndexManager createIndexManagerByName(String indexManagerImplementationName)

Specified by:

createIndexManagerByName in interface IndexManagerFactory

Parameters:

indexManagerImplementationName - how this is resolved to an IndexManager type is left to the implementor.

Returns:

a new IndexManager instance of the chosen type

start

public void start(Properties properties,
                  BuildContext context)

Description copied from interface: Startable

Start phase notification.

Specified by:

start in interface Startable

Parameters:

properties - the configuration properties

context - the current context instance

aliasToFQN

protected String aliasToFQN(String alias)

Provide a way to expand known aliases to fully qualified class names. As opposed to fromAlias(String) we can use this to expand to well known implementations which are optional on the classpath.

Parameters:

alias - the alias to replace with the fully qualified class name of the implementation

Returns:

the same name, or a fully qualified class name to use instead

fromAlias

protected IndexManager fromAlias(String alias)

Extension point: allow to override aliases or add new ones to directly create class instances.

Parameters:

alias - the requested alias

Returns:

return the index manager for the given alias or null if the alias is unknown.