org.eaglei.search.provider.rdf
Class SPARQLProtocolProvider

java.lang.Object
  org.eaglei.search.provider.rdf.AbstractRDFProvider
      org.eaglei.search.provider.rdf.SPARQLProtocolProvider

All Implemented Interfaces:

org.eaglei.search.provider.SearchProvider

public class SPARQLProtocolProvider
extends AbstractRDFProvider

AbstractRDFProvider subclass that executes the SPARQL query against a SPARQL endpoint.

Field Summary

Fields inherited from class org.eaglei.search.provider.rdf.AbstractRDFProvider

eagleiOntModel, institution, OBJECT, OBJECT_LABEL, OBJECT_TYPE, PREDICATE, prefLabelProperties, repoConfig, SUBJECT

Constructor Summary

SPARQLProtocolProvider(org.eaglei.model.EIOntModel eagleiOntModel, org.eaglei.model.EIEntity institution, RepositoryConfig repoConfig)
Creates a SearchProvider for an RDF-repository that is accessed via SPARQL Protocol at the specified URL.

Method Summary

protected org.eaglei.search.provider.SearchResult	createSearchResultFromModel(java.lang.String uri, com.hp.hpl.jena.rdf.model.Model model) Creates a SearchResult from an Model holding only RDF triples associated with that subject URI
protected com.hp.hpl.jena.query.QueryExecution	getQueryExecution(com.hp.hpl.jena.query.Query query) Gets an ARQ QueryExecution for the Query.

Methods inherited from class org.eaglei.search.provider.rdf.AbstractRDFProvider

count, createSearchResultSet, createSPARQLString, getInstitution, getSearchResultsFromSPARQLResults, init, query

Methods inherited from class java.lang.Object

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

Constructor Detail

SPARQLProtocolProvider

public SPARQLProtocolProvider(org.eaglei.model.EIOntModel eagleiOntModel,
                              org.eaglei.model.EIEntity institution,
                              RepositoryConfig repoConfig)

Creates a SearchProvider for an RDF-repository that is accessed via SPARQL Protocol at the specified URL.

Method Detail

createSearchResultFromModel

protected org.eaglei.search.provider.SearchResult createSearchResultFromModel(java.lang.String uri,
                                                                              com.hp.hpl.jena.rdf.model.Model model)

Description copied from class: AbstractRDFProvider

Creates a SearchResult from an Model holding only RDF triples associated with that subject URI

Overrides:

createSearchResultFromModel in class AbstractRDFProvider

Returns:

SearchResult or null if it could not be created.

getQueryExecution

protected com.hp.hpl.jena.query.QueryExecution getQueryExecution(com.hp.hpl.jena.query.Query query)

Description copied from class: AbstractRDFProvider

Gets an ARQ QueryExecution for the Query.

Specified by:

getQueryExecution in class AbstractRDFProvider

Parameters:

query - Query

Returns:

QueryExecution