org.trippi.impl.sesame
Class SesameSession

java.lang.Object
  org.trippi.impl.sesame.SesameSession

All Implemented Interfaces:

TriplestoreSession

public class SesameSession
extends java.lang.Object
implements TriplestoreSession

A TriplestoreSession that wraps a SesameRepository.

Author:

cwilper@cs.cornell.edu

Field Summary

static java.lang.String	RDQL
static java.lang.String	RQL
static java.lang.String	SERQL
static java.lang.String	SPO
static java.lang.String[]	TRIPLE_LANGUAGES serql, spo
static java.lang.String[]	TUPLE_LANGUAGES serql, rdql, rql

Constructor Summary

SesameSession(org.openrdf.sesame.repository.SesameRepository repository, AliasManager aliasManager)
Construct a Sesame session.

Method Summary

void	add(java.util.Set triples) Add the given triples to the store.
void	close() Close the session, releasing any resources.
void	delete(java.util.Set triples) Delete the given triples from the store.
void	finalize() Ensure close() gets called at garbage collection time.
TripleIterator	findTriples(java.lang.String lang, java.lang.String queryText)
TripleIterator	findTriples(org.jrdf.graph.SubjectNode subject, org.jrdf.graph.PredicateNode predicate, org.jrdf.graph.ObjectNode object)
org.jrdf.graph.GraphElementFactory	getElementFactory()
static org.openrdf.model.Graph	getSesameGraph(java.util.Iterator jrdfTriples)
static org.openrdf.model.Literal	getSesameLiteral(org.jrdf.graph.Literal literal, org.openrdf.model.ValueFactory valueFactory)
static org.openrdf.model.Resource	getSesameResource(org.jrdf.graph.SubjectNode subject, org.openrdf.model.ValueFactory valueFactory)
static org.openrdf.model.Statement	getSesameStatement(org.jrdf.graph.Triple triple, org.openrdf.model.ValueFactory valueFactory)
static org.openrdf.model.URI	getSesameURI(org.jrdf.graph.URIReference uriReference, org.openrdf.model.ValueFactory valueFactory)
static org.openrdf.model.Value	getSesameValue(org.jrdf.graph.ObjectNode object, org.openrdf.model.ValueFactory valueFactory)
java.lang.String[]	listTripleLanguages()
java.lang.String[]	listTupleLanguages()
TupleIterator	query(java.lang.String queryText, java.lang.String language) Perform a tuple query against the store.

Methods inherited from class java.lang.Object

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

Field Detail

RDQL

public static final java.lang.String RDQL

See Also:

Constant Field Values

RQL

public static final java.lang.String RQL

See Also:

Constant Field Values

SERQL

public static final java.lang.String SERQL

See Also:

Constant Field Values

SPO

public static final java.lang.String SPO

See Also:

Constant Field Values

TUPLE_LANGUAGES

public static final java.lang.String[] TUPLE_LANGUAGES

serql, rdql, rql

TRIPLE_LANGUAGES

public static final java.lang.String[] TRIPLE_LANGUAGES

serql, spo

Constructor Detail

SesameSession

public SesameSession(org.openrdf.sesame.repository.SesameRepository repository,
                     AliasManager aliasManager)

Construct a Sesame session.

Method Detail

listTupleLanguages

public java.lang.String[] listTupleLanguages()

Specified by:

listTupleLanguages in interface TriplestoreSession

listTripleLanguages

public java.lang.String[] listTripleLanguages()

Specified by:

listTripleLanguages in interface TriplestoreSession

getElementFactory

public org.jrdf.graph.GraphElementFactory getElementFactory()

add

public void add(java.util.Set triples)
         throws TrippiException

Description copied from interface: TriplestoreSession

Add the given triples to the store.

Specified by:

add in interface TriplestoreSession

Parameters:

triples - a Set of Triple objects.

Throws:

TrippiException - if adding to the store otherwise failed.

delete

public void delete(java.util.Set triples)
            throws TrippiException

Description copied from interface: TriplestoreSession

Delete the given triples from the store.

Specified by:

delete in interface TriplestoreSession

Parameters:

triples - a Set of Triple objects.

Throws:

TrippiException - if deleting from the store failed.

findTriples

public TripleIterator findTriples(org.jrdf.graph.SubjectNode subject,
                                  org.jrdf.graph.PredicateNode predicate,
                                  org.jrdf.graph.ObjectNode object)
                           throws TrippiException

Specified by:

findTriples in interface TriplestoreSession

Throws:

TrippiException

findTriples

public TripleIterator findTriples(java.lang.String lang,
                                  java.lang.String queryText)
                           throws TrippiException

Specified by:

findTriples in interface TriplestoreSession

Throws:

TrippiException

query

public TupleIterator query(java.lang.String queryText,
                           java.lang.String language)
                    throws TrippiException

Description copied from interface: TriplestoreSession

Perform a tuple query against the store.

Specified by:

query in interface TriplestoreSession

Parameters:

queryText - the text of the query

language - the query language

Throws:

TrippiException

close

public void close()
           throws TrippiException

Description copied from interface: TriplestoreSession

Close the session, releasing any resources.

Specified by:

close in interface TriplestoreSession

Throws:

TrippiException

finalize

public void finalize()
              throws TrippiException

Ensure close() gets called at garbage collection time.

Overrides:

finalize in class java.lang.Object

Throws:

TrippiException

getSesameGraph

public static org.openrdf.model.Graph getSesameGraph(java.util.Iterator jrdfTriples)

getSesameStatement

public static org.openrdf.model.Statement getSesameStatement(org.jrdf.graph.Triple triple,
                                                             org.openrdf.model.ValueFactory valueFactory)

getSesameResource

public static org.openrdf.model.Resource getSesameResource(org.jrdf.graph.SubjectNode subject,
                                                           org.openrdf.model.ValueFactory valueFactory)

getSesameURI

public static org.openrdf.model.URI getSesameURI(org.jrdf.graph.URIReference uriReference,
                                                 org.openrdf.model.ValueFactory valueFactory)

getSesameValue

public static org.openrdf.model.Value getSesameValue(org.jrdf.graph.ObjectNode object,
                                                     org.openrdf.model.ValueFactory valueFactory)

getSesameLiteral

public static org.openrdf.model.Literal getSesameLiteral(org.jrdf.graph.Literal literal,
                                                         org.openrdf.model.ValueFactory valueFactory)