loci.poi.poifs.eventfilesystem

Class POIFSReaderRegistry

java.lang.Object

loci.poi.poifs.eventfilesystem.POIFSReaderRegistry

 class POIFSReaderRegistry
extends Object

A registry for POIFSReaderListeners and the DocumentDescriptors of the documents those listeners are interested in

Version:

%I%, %G%

Author:

Marc Johnson (mjohnson at apache dot org)

Field Summary

Fields

Modifier and Type	Field and Description
private Map	chosenDocumentDescriptors
private Set	omnivorousListeners
private Map	selectiveListeners

Constructor Summary

Constructors

Constructor and Description
POIFSReaderRegistry() Construct the registry

Method Summary

Methods

Modifier and Type	Method and Description
private void	dropDocument(POIFSReaderListener listener, DocumentDescriptor descriptor)
(package private) Iterator	getListeners(POIFSDocumentPath path, String name) get am iterator of listeners for a particular document
(package private) void	registerListener(POIFSReaderListener listener) register for all documents
(package private) void	registerListener(POIFSReaderListener listener, POIFSDocumentPath path, String documentName) register a POIFSReaderListener for a particular document
private void	removeSelectiveListener(POIFSReaderListener listener)

Methods inherited from class java.lang.Object

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

Field Detail

omnivorousListeners

private Set omnivorousListeners

selectiveListeners

private Map selectiveListeners

chosenDocumentDescriptors

private Map chosenDocumentDescriptors

Constructor Detail

POIFSReaderRegistry

POIFSReaderRegistry()

Construct the registry

Method Detail

registerListener

void registerListener(POIFSReaderListener listener,
                    POIFSDocumentPath path,
                    String documentName)

register a POIFSReaderListener for a particular document

Parameters:

listener - the listener

path - the path of the document of interest

documentName - the name of the document of interest

registerListener

void registerListener(POIFSReaderListener listener)

register for all documents

Parameters:

listener - the listener who wants to get all documents

getListeners

Iterator getListeners(POIFSDocumentPath path,
                    String name)

get am iterator of listeners for a particular document

Parameters:

path - the document path

name - the name of the document

Returns:

an Iterator POIFSReaderListeners; may be empty

removeSelectiveListener

private void removeSelectiveListener(POIFSReaderListener listener)

dropDocument

private void dropDocument(POIFSReaderListener listener,
                DocumentDescriptor descriptor)