net.ontopia.topicmaps.utils.tmrap
Class FederatedTopicIndex

java.lang.Object
  net.ontopia.topicmaps.utils.tmrap.FederatedTopicIndex

All Implemented Interfaces:

IndexIF, TopicIndexIF

public class FederatedTopicIndex
extends Object
implements TopicIndexIF

EXPERIMENTAL: An implementation that looks up topics in all the given TopicIndexIFs and returns them.

Field Summary

protected List

indexes

Constructor Summary

FederatedTopicIndex(List indexes)

Method Summary

void	close() Lets go of any underlying resources used by the index.
Collection	getTopicPages(Collection indicators, Collection sources, Collection subjects) Returns all known topic pages for the topics whose identity matches one of the locators passed as arguments.
TopicPages	getTopicPages2(Collection indicators, Collection sources, Collection subjects) Returns all known topic pages for the topics whose identity matches one of the locators passed as arguments.
Collection	getTopics(Collection indicators, Collection sources, Collection subjects) Returns all topics the index knows about whose identity matches one the of the locators passed as arguments.
Collection	loadRelatedTopics(Collection indicators, Collection sources, Collection subjects, boolean two_step)

Methods inherited from class java.lang.Object

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

Field Detail

indexes

protected List indexes

Constructor Detail

FederatedTopicIndex

public FederatedTopicIndex(List indexes)

Method Detail

getTopics

public Collection getTopics(Collection indicators,
                            Collection sources,
                            Collection subjects)

Description copied from interface: TopicIndexIF

Returns all topics the index knows about whose identity matches one the of the locators passed as arguments.

Specified by:

getTopics in interface TopicIndexIF

Parameters:

indicators - A collection of subject identifiers as LocatorIF objects.

sources - A collection of source locators as LocatorIF objects.

subjects - A colleciton of subject locators as LocatorIF objects.

Returns:

Collection of TopicIF

loadRelatedTopics

public Collection loadRelatedTopics(Collection indicators,
                                    Collection sources,
                                    Collection subjects,
                                    boolean two_step)

Specified by:

loadRelatedTopics in interface TopicIndexIF

getTopicPages

public Collection getTopicPages(Collection indicators,
                                Collection sources,
                                Collection subjects)

Description copied from interface: TopicIndexIF

Returns all known topic pages for the topics whose identity matches one of the locators passed as arguments.

Specified by:

getTopicPages in interface TopicIndexIF

Parameters:

indicators - A collection of subject identifiers as LocatorIF objects.

sources - A collection of source locators as LocatorIF objects.

subjects - A colleciton of subject locators as LocatorIF objects.

Returns:

Collection of TopicPage

getTopicPages2

public TopicPages getTopicPages2(Collection indicators,
                                 Collection sources,
                                 Collection subjects)

Description copied from interface: TopicIndexIF

Returns all known topic pages for the topics whose identity matches one of the locators passed as arguments.

Specified by:

getTopicPages2 in interface TopicIndexIF

Parameters:

indicators - A collection of subject identifiers as LocatorIF objects.

sources - A collection of source locators as LocatorIF objects.

subjects - A colleciton of subject locators as LocatorIF objects.

Returns:

Collection of TopicPage

close

public void close()

Description copied from interface: TopicIndexIF

Lets go of any underlying resources used by the index. Must be called when used with the RDBMS backend.

Specified by:

close in interface TopicIndexIF