org.eaglei.search.provider.lucene
Class AbstractStreamHarvester

java.lang.Object
  org.eaglei.search.provider.lucene.AbstractStreamHarvester

All Implemented Interfaces:

org.eaglei.search.provider.PollingDataHarvester

Direct Known Subclasses:

FileStreamHarvester, RepositoryStreamHarvester

public abstract class AbstractStreamHarvester
extends java.lang.Object
implements org.eaglei.search.provider.PollingDataHarvester

Author:

tbashor

Field Summary

protected org.eaglei.model.EIOntModel	eiOntModel
protected static java.text.DateFormat	formatWithTZ
protected org.eaglei.model.EIEntity	institution
protected boolean	isInitialized

Constructor Summary

protected

AbstractStreamHarvester(org.eaglei.model.EIOntModel eiOntModel, org.eaglei.model.EIEntity institution) Creates a new RepositoryHarvester.

Method Summary

void	addChangeListener(ResourceChangeListener listener)
protected int	generateResourceChangeEvents(java.io.InputStream is)
abstract java.lang.String	getHarvestInfo()
abstract void	harvest() Executes the repository /harvest API and notifies listeners of change information.
boolean	isInitialized()
protected void	notifyChangeEvent(ResourceChangeEvent event)
protected void	notifyChangeStreamEnd(java.util.Date lastModifiedDate)
protected void	notifyChangeStreamStart()
void	setInitialized(boolean isInitialized)
void	startPolling()

Methods inherited from class java.lang.Object

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

Field Detail

formatWithTZ

protected static final java.text.DateFormat formatWithTZ

eiOntModel

protected final org.eaglei.model.EIOntModel eiOntModel

institution

protected final org.eaglei.model.EIEntity institution

isInitialized

protected boolean isInitialized

Constructor Detail

AbstractStreamHarvester

protected AbstractStreamHarvester(org.eaglei.model.EIOntModel eiOntModel,
                                  org.eaglei.model.EIEntity institution)

Creates a new RepositoryHarvester.

Method Detail

startPolling

public void startPolling()

Specified by:

startPolling in interface org.eaglei.search.provider.PollingDataHarvester

isInitialized

public boolean isInitialized()

setInitialized

public void setInitialized(boolean isInitialized)

getHarvestInfo

public abstract java.lang.String getHarvestInfo()

addChangeListener

public void addChangeListener(ResourceChangeListener listener)

notifyChangeStreamStart

protected void notifyChangeStreamStart()

notifyChangeEvent

protected void notifyChangeEvent(ResourceChangeEvent event)

notifyChangeStreamEnd

protected void notifyChangeStreamEnd(java.util.Date lastModifiedDate)

harvest

public abstract void harvest()
                      throws java.io.IOException

Executes the repository /harvest API and notifies listeners of change information.

Throws:

java.io.IOException

generateResourceChangeEvents

protected int generateResourceChangeEvents(java.io.InputStream is)