org.openrdf.repository.sparql

Class SPARQLRepository

java.lang.Object

org.openrdf.repository.base.RepositoryBase

org.openrdf.repository.sparql.SPARQLRepository

All Implemented Interfaces:

Repository

public class SPARQLRepository
extends RepositoryBase

A proxy class to access any SPARQL endpoint. The instance must be initialized prior to using it.

Author:

James Leigh

Constructor Summary

Constructors

Constructor and Description
SPARQLRepository(String endpointUrl) Create a new SPARQLRepository using the supplied endpoint URL for queries and updates.
SPARQLRepository(String queryEndpointUrl, String updateEndpointUrl) Create a new SPARQLREpository using the supplied query endpoint URL for queries, and the supplied update endpoint URL for updates.

Method Summary

Methods

Modifier and Type	Method and Description
protected HTTPClient	createHTTPClient() Creates a new HTTPClient object.
Map<String,String>	getAdditionalHttpHeaders()
RepositoryConnection	getConnection()
File	getDataDir()
protected HTTPClient	getHTTPClient()
ValueFactory	getValueFactory()
protected void	initializeInternal()
boolean	isWritable()
void	setAdditionalHttpHeaders(Map<String,String> additionalHttpHeaders)
void	setDataDir(File dataDir)
void	setUsernameAndPassword(String username, String password) Set the username and password to use for authenticating with the remote repository.
protected void	shutDownInternal()
String	toString()

Methods inherited from class org.openrdf.repository.base.RepositoryBase

initialize, isInitialized, shutDown

Methods inherited from class java.lang.Object

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

Constructor Detail

SPARQLRepository

public SPARQLRepository(String endpointUrl)

Create a new SPARQLRepository using the supplied endpoint URL for queries and updates.

Parameters:

endpointUrl - a SPARQL endpoint URL. May not be null.

SPARQLRepository

public SPARQLRepository(String queryEndpointUrl,
                String updateEndpointUrl)

Create a new SPARQLREpository using the supplied query endpoint URL for queries, and the supplied update endpoint URL for updates.

Parameters:

queryEndpointUrl - a SPARQL endpoint URL for queries. May not be null.

updateEndpointUrl - a SPARQL endpoint URL for updates. May not be null.

Throws:

IllegalArgumentException - if one of the supplied endpoint URLs is null.

Method Detail

createHTTPClient

protected HTTPClient createHTTPClient()

Creates a new HTTPClient object. Subclasses may override to return a more specific HTTPClient subtype.

Returns:

a HTTPClient object.

getConnection

public RepositoryConnection getConnection()
                                   throws RepositoryException

Throws:

RepositoryException

getDataDir

public File getDataDir()

getValueFactory

public ValueFactory getValueFactory()

initializeInternal

protected void initializeInternal()
                           throws RepositoryException

Specified by:

initializeInternal in class RepositoryBase

Throws:

RepositoryException

isWritable

public boolean isWritable()
                   throws RepositoryException

Throws:

RepositoryException

setDataDir

public void setDataDir(File dataDir)

getHTTPClient

protected HTTPClient getHTTPClient()

setUsernameAndPassword

public void setUsernameAndPassword(String username,
                          String password)

Set the username and password to use for authenticating with the remote repository.

Parameters:

username - the username. Setting this to null will disable authentication.

password - the password. Setting this to null will disable authentication.

shutDownInternal

protected void shutDownInternal()
                         throws RepositoryException

Specified by:

shutDownInternal in class RepositoryBase

Throws:

RepositoryException

toString

public String toString()

Overrides:

toString in class Object

getAdditionalHttpHeaders

public Map<String,String> getAdditionalHttpHeaders()

Returns:

Returns the additionalHttpHeaders.

setAdditionalHttpHeaders

public void setAdditionalHttpHeaders(Map<String,String> additionalHttpHeaders)

Parameters:

additionalHttpHeaders - The additionalHttpHeaders to set as key value pairs.