org.eaglei.search.provider.lucene
Class FileStreamHarvester

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

All Implemented Interfaces:

org.eaglei.search.provider.PollingDataHarvester

public final class FileStreamHarvester
extends AbstractStreamHarvester

Extension of AbstractRDFProvider that uses the Repository /harvest API (see /harvest REST API spec for details).

• The results from the harvest call (returned in SPARQL tabular format) are parsed into a set of SPARQL QuerySolutions.
• The QuerySolutions are used to create a set of SearchResults (one search result for each unique subject URI).
• The SearchResults are gathered together into a SearchResultSet.

Author:

tbashor

Field Summary

Fields inherited from class org.eaglei.search.provider.lucene.AbstractStreamHarvester

eiOntModel, formatWithTZ, institution, isInitialized

Constructor Summary

FileStreamHarvester(org.eaglei.model.EIOntModel eiOntModel, org.eaglei.model.EIEntity institution, org.eaglei.services.InstitutionRegistry institutionRegistry)
Creates a new RepositoryHarvester.

Method Summary

java.lang.String	getHarvestInfo()
void	harvest() Executes the repository /harvest API and notifies listeners of change information.

Methods inherited from class org.eaglei.search.provider.lucene.AbstractStreamHarvester

addChangeListener, generateResourceChangeEvents, isInitialized, notifyChangeEvent, notifyChangeStreamEnd, notifyChangeStreamStart, setInitialized, startPolling

Methods inherited from class java.lang.Object

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

Constructor Detail

FileStreamHarvester

public FileStreamHarvester(org.eaglei.model.EIOntModel eiOntModel,
                           org.eaglei.model.EIEntity institution,
                           org.eaglei.services.InstitutionRegistry institutionRegistry)

Creates a new RepositoryHarvester.

Method Detail

getHarvestInfo

public java.lang.String getHarvestInfo()

Specified by:

getHarvestInfo in class AbstractStreamHarvester

harvest

public void harvest()
             throws java.io.IOException

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

Specified by:

harvest in class AbstractStreamHarvester

Throws:

java.io.IOException