Package net.ontopia.topicmaps.impl.utils

Class BasicIndex

java.lang.Object

net.ontopia.topicmaps.impl.utils.AbstractIndex

net.ontopia.topicmaps.impl.utils.BasicIndex

All Implemented Interfaces:

IndexIF, EventListenerIF

Direct Known Subclasses:

ClassInstanceIndex, FulltextIndexManager, IdentifierIndex, NameIndex, OccurrenceIndex, ScopeIndex, StatisticsIndex

public abstract class BasicIndex
extends AbstractIndex
implements EventListenerIF

INTERNAL: An abstract dynamic index superclass.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	BasicIndex.EventHandler<K,V>
protected class	BasicIndex.TypedPredicate

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<String,EventListenerIF>	handlers

Constructor Summary

Constructors

Constructor	Description
BasicIndex()

Method Summary

Modifier and Type	Method	Description
IndexIF	getIndex()	INTERNAL: Method used by IndexManagerIF to manage index creation.
void	processEvent(Object object, String event, Object new_value, Object old_value)	INTERNAL: A method that receives notification when an event has been triggered.

Methods inherited from class java.lang.Object

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

Field Details

handlers

protected Map<String,EventListenerIF> handlers

Constructor Details

BasicIndex

public BasicIndex()

Method Details

getIndex

public IndexIF getIndex()

Description copied from class: AbstractIndex

INTERNAL: Method used by IndexManagerIF to manage index creation. The idea behind this method is for the index itself to decide whether to create a new instance every time or the same one.

Specified by:

getIndex in class AbstractIndex

Returns:

Index instance.

processEvent

public void processEvent(Object object,
 String event,
 Object new_value,
 Object old_value)

Description copied from interface: EventListenerIF

INTERNAL: A method that receives notification when an event has been triggered.

Specified by:

processEvent in interface EventListenerIF