Module org.apache.jena.rdfconnection

Package org.apache.jena.rdfconnection

Interface RDFDatasetAccessConnection

All Superinterfaces:

AutoCloseable, Transactional

All Known Subinterfaces:

RDFConnection, RDFConnectionFuseki, RDFConnectionRemote, RDFDatasetConnection

All Known Implementing Classes:

RDFConnectionAdapter, RDFConnectionFuseki.RDFConnectionFusekiImpl, RDFConnectionLocal, RDFConnectionWrapper

public interface RDFDatasetAccessConnection
extends Transactional, AutoCloseable

SPARQL Graph Store Protocol (read operations) and whole dataset access. RDFDatasetConnection adds the write operations.

See Also:

• RDFDatasetConnection
• RDFConnection
• RDFConnectionFactory

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.jena.sparql.core.Transactional

Transactional.Promote

Method Summary

Modifier and Type	Method	Description
void	close()	Close this connection.
Model	fetch()	Fetch the default graph.
Model	fetch(String graphName)	Fetch a named graph.
Dataset	fetchDataset()	Fetch the contents of the dataset
boolean	isClosed()	Test whether this connection is closed or not

Methods inherited from interface org.apache.jena.sparql.core.Transactional

abort, begin, begin, begin, calc, calculate, calculateRead, calculateWrite, commit, end, exec, execute, executeRead, executeWrite, isInTransaction, promote, promote, transactionMode, transactionType

Method Details

fetch

Model fetch(String graphName)

Fetch a named graph. This is SPARQL Graph Store Protocol HTTP GET or equivalent.

Parameters:

graphName - URI string for the graph name (null or "default" for the default graph)

Returns:

Model

fetch

Model fetch()

Fetch the default graph. This is SPARQL Graph Store Protocol HTTP GET or equivalent.

Returns:

Model

fetchDataset

Dataset fetchDataset()

Fetch the contents of the dataset

isClosed

boolean isClosed()

Test whether this connection is closed or not

close

void close()

Close this connection. Use with try-resource.

Specified by:

close in interface AutoCloseable