virtuoso.jena.driver
Class VirtDataSource

java.lang.Object
  com.hp.hpl.jena.graph.impl.GraphBase
      virtuoso.jena.driver.VirtGraph
          virtuoso.jena.driver.VirtDataSource

All Implemented Interfaces:

com.hp.hpl.jena.graph.Graph, com.hp.hpl.jena.graph.GraphAdd, com.hp.hpl.jena.graph.impl.GraphWithPerform, com.hp.hpl.jena.query.Dataset, com.hp.hpl.jena.query.DataSource

public class VirtDataSource
extends VirtGraph
implements com.hp.hpl.jena.query.DataSource

Nested Class Summary

class

VirtDataSource.VirtDataSetGraph

Field Summary

Fields inherited from class virtuoso.jena.driver.VirtGraph

connection, DEFAULT, graphName, m_prefixMapping, password, prefetchSize, readFromAllGraphs, roundrobin, ruleSet, url_hostlist, user, useSameAs

Fields inherited from class com.hp.hpl.jena.graph.impl.GraphBase

bulkHandler, capabilities, closed, gem, pm, queryHandler, reifier, statisticsHandler, style

Fields inherited from interface com.hp.hpl.jena.graph.Graph

emptyGraph

Constructor Summary

	VirtDataSource()
	VirtDataSource(java.lang.String url_hostlist, java.lang.String user, java.lang.String password)
	VirtDataSource(java.lang.String _graphName, virtuoso.jdbc3.VirtuosoDataSource _ds)
protected	VirtDataSource(VirtGraph g)

Method Summary

void	addNamedModel(java.lang.String name, com.hp.hpl.jena.rdf.model.Model model) Set a named graph.
com.hp.hpl.jena.sparql.core.DatasetGraph	asDatasetGraph() Get the dataset in graph form
boolean	containsNamedModel(java.lang.String name) Does the dataset contain a model with the name supplied?
com.hp.hpl.jena.rdf.model.Model	getDefaultModel() Get the default graph as a Jena Model
com.hp.hpl.jena.shared.Lock	getLock() Get the lock for this dataset
com.hp.hpl.jena.rdf.model.Model	getNamedModel(java.lang.String name) Get a graph by name as a Jena Model
java.util.Iterator<java.lang.String>	listNames() List the names
void	removeNamedModel(java.lang.String name) Remove a named graph.
void	replaceNamedModel(java.lang.String name, com.hp.hpl.jena.rdf.model.Model model) Change a named graph for another uisng the same name
void	setDefaultModel(com.hp.hpl.jena.rdf.model.Model model) Set the background graph.

Methods inherited from class virtuoso.jena.driver.VirtGraph

clear, close, createRuleSet, getBulkUpdateHandler, getConnection, getCount, getDataSource, getFetchSize, getGraphName, getGraphPassword, getGraphUrl, getGraphUser, getPrefixMapping, getReadFromAllGraphs, getRuleSet, getSameAs, getTransactionHandler, graphBaseContains, graphBaseFind, graphBaseSize, Node2Str, Object2Node, performAdd, performDelete, read, reifierSize, reifierTriples, remove, remove, removeRuleSet, setFetchSize, setReadFromAllGraphs, setRuleSet, setSameAs

Methods inherited from class com.hp.hpl.jena.graph.impl.GraphBase

add, checkOpen, constructReifier, contains, contains, containsByFind, createStatisticsHandler, delete, dependsOn, find, find, forTestingOnly_graphBaseFind, getCapabilities, getEventManager, getReifier, getStatisticsHandler, graphBaseFind, isClosed, isEmpty, isIsomorphicWith, notifyAdd, notifyDelete, queryHandler, reifierContains, size, toString, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.hp.hpl.jena.query.Dataset

close

Constructor Detail

VirtDataSource

public VirtDataSource()

VirtDataSource

public VirtDataSource(java.lang.String _graphName,
                      virtuoso.jdbc3.VirtuosoDataSource _ds)

VirtDataSource

protected VirtDataSource(VirtGraph g)

VirtDataSource

public VirtDataSource(java.lang.String url_hostlist,
                      java.lang.String user,
                      java.lang.String password)

Method Detail

setDefaultModel

public void setDefaultModel(com.hp.hpl.jena.rdf.model.Model model)

Set the background graph. Can be set to null for none.

Specified by:

setDefaultModel in interface com.hp.hpl.jena.query.DataSource

addNamedModel

public void addNamedModel(java.lang.String name,
                          com.hp.hpl.jena.rdf.model.Model model)
                   throws com.hp.hpl.jena.query.LabelExistsException

Set a named graph.

Specified by:

addNamedModel in interface com.hp.hpl.jena.query.DataSource

Throws:

com.hp.hpl.jena.query.LabelExistsException

removeNamedModel

public void removeNamedModel(java.lang.String name)

Remove a named graph.

Specified by:

removeNamedModel in interface com.hp.hpl.jena.query.DataSource

replaceNamedModel

public void replaceNamedModel(java.lang.String name,
                              com.hp.hpl.jena.rdf.model.Model model)

Change a named graph for another uisng the same name

Specified by:

replaceNamedModel in interface com.hp.hpl.jena.query.DataSource

getDefaultModel

public com.hp.hpl.jena.rdf.model.Model getDefaultModel()

Get the default graph as a Jena Model

Specified by:

getDefaultModel in interface com.hp.hpl.jena.query.Dataset

getNamedModel

public com.hp.hpl.jena.rdf.model.Model getNamedModel(java.lang.String name)

Get a graph by name as a Jena Model

Specified by:

getNamedModel in interface com.hp.hpl.jena.query.Dataset

containsNamedModel

public boolean containsNamedModel(java.lang.String name)

Does the dataset contain a model with the name supplied?

Specified by:

containsNamedModel in interface com.hp.hpl.jena.query.Dataset

listNames

public java.util.Iterator<java.lang.String> listNames()

List the names

Specified by:

listNames in interface com.hp.hpl.jena.query.Dataset

getLock

public com.hp.hpl.jena.shared.Lock getLock()

Get the lock for this dataset

Specified by:

getLock in interface com.hp.hpl.jena.query.Dataset

asDatasetGraph

public com.hp.hpl.jena.sparql.core.DatasetGraph asDatasetGraph()

Get the dataset in graph form

Specified by:

asDatasetGraph in interface com.hp.hpl.jena.query.Dataset