org.openanzo.model.impl
Class Dataset

java.lang.Object
  org.openanzo.model.impl.ADataset
      org.openanzo.model.impl.Dataset

All Implemented Interfaces:

IContainer, IDataset

Direct Known Subclasses:

ContainerDataset, DynamicDataset, ReplicaDataset

public class Dataset
extends ADataset

Basic Dataset implementation that stores INamedGraphs.

Author:

Matthew Roy ( mroy@cambridgesemantics.com )

Constructor Summary

Dataset()
Setup an empty Dataset

Method Summary

void	addDefaultGraphUri(org.openrdf.model.URI name) Add the URI of an INamedGraph to include within this dataset's default model
void	addDefaultNamedGraph(org.openrdf.model.URI uri, INamedGraph graph) Add an INamedGraph with its URI to this dataset's default model
void	addNamedGraph(org.openrdf.model.URI uri, INamedGraph graph) Add an INamedGraph with its URI to this dataset
void	addNamedGraphUri(org.openrdf.model.URI name) Add the URI of an INamedGraph to include within this dataset
void	close() Disconnect container from its source and close the container Note: Once a container is closed, it is based on the source of the container's data whether or not subsequent calls to connect will return the same data
boolean	containsDefaultNamedGraph(org.openrdf.model.URI uri) Return if this dataset contains a INamedGraph with the given URI in the dataset's default model
boolean	containsNamedGraph(org.openrdf.model.URI uri) Return if this dataset contains a INamedGraph with the given URI
QueryResult	executeQuery(java.util.Set<org.openrdf.model.URI> defaultNamedGraphsIn, java.util.Set<org.openrdf.model.URI> namedGraphsIn, java.lang.String query) Execute a SPARQL query against the data within this container
QueryResult	executeQuery(java.lang.String query) Execute a SPARQL query against the data within this dataset, using the dataset's DefaultGraph and NameGraph sets
int	getDefaulNamedGraphsSize() Return number of INamedGraphs within this dataset's default set
INamedGraph	getDefaultNamedGraph(org.openrdf.model.URI name) Get the INamedGraph for the given URI if it is within this dataset's default model
java.lang.Iterable<org.openrdf.model.URI>	getDefaultNamedGraphs() Return an Iterable<URI> of the URIs for the INamedGraphs within this dataset's default model
INamedGraphEventManager	getEventManager() Return INamedGraphEventManager for this container
INamedGraph	getNamedGraph(org.openrdf.model.URI name) Remove named graph from set of graphs
java.lang.Iterable<org.openrdf.model.URI>	getNamedGraphs() Return an Iterable<URI> of the URIs for the INamedGraphs within this dataset
int	getNamedGraphsSize() Return number of INamedGraphs within this dataset
ITransactionManager	getTransactionManager() Return ITransactionManager for this container
void	removeDefaultGraphUri(org.openrdf.model.URI name) Remove the URI of an INamedGraph to include within this dataset's default model
void	removeDefaultNamedGraph(org.openrdf.model.URI name) Remove default named graph from set of graphs
void	removeNamedGraph(org.openrdf.model.URI name) Remove
void	removeNamedGraphUri(org.openrdf.model.URI name) Remove the URI of an INamedGraph to include within this dataset
void	setDefaultGraphs(java.util.Set<org.openrdf.model.URI> graphs) Set defaultGraphUris to provided set of graphs
void	setEventManager(INamedGraphEventManager eventManager) Set INamedGraphEventManager for this container
void	setNamedGraphs(java.util.Set<org.openrdf.model.URI> graphs) Set namedGraphsUris to provided set of graphs
void	setTransactionManager(ITransactionManager transactionManager) Set ITransactionManager for this container

Methods inherited from class org.openanzo.model.impl.ADataset

add, add, add, clear, clear, connect, contains, contains, delete, delete, delete, find, findAll, getContexts, getStatements, getURI, isClosed, isConnected, isEmpty, isEmpty, setDatasetURI, size, size

Methods inherited from class java.lang.Object

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

Constructor Detail

Dataset

public Dataset()

Setup an empty Dataset

Method Detail

addDefaultGraphUri

public void addDefaultGraphUri(org.openrdf.model.URI name)

Description copied from interface: IDataset

Add the URI of an INamedGraph to include within this dataset's default model

Parameters:

name - URI of namedgraph to add to this dataset's default model

removeDefaultGraphUri

public void removeDefaultGraphUri(org.openrdf.model.URI name)

Description copied from interface: IDataset

Remove the URI of an INamedGraph to include within this dataset's default model

Parameters:

name - URI of namedgraph to add to this dataset's default model

addNamedGraphUri

public void addNamedGraphUri(org.openrdf.model.URI name)

Description copied from interface: IDataset

Add the URI of an INamedGraph to include within this dataset

Parameters:

name - URI of namedgraph to add to this dataset

removeNamedGraphUri

public void removeNamedGraphUri(org.openrdf.model.URI name)

Description copied from interface: IDataset

Remove the URI of an INamedGraph to include within this dataset

Parameters:

name - URI of namedgraph to add to this dataset

getDefaultNamedGraph

public INamedGraph getDefaultNamedGraph(org.openrdf.model.URI name)

Description copied from interface: IDataset

Get the INamedGraph for the given URI if it is within this dataset's default model

Parameters:

name - URI of INamedGraph

Returns:

the INamedGraph for the given URI if it is within this dataset's default model

removeDefaultNamedGraph

public void removeDefaultNamedGraph(org.openrdf.model.URI name)

Remove default named graph from set of graphs

Parameters:

name - of graph to remove

getDefaultNamedGraphs

public java.lang.Iterable<org.openrdf.model.URI> getDefaultNamedGraphs()

Description copied from interface: IDataset

Return an Iterable<URI> of the URIs for the INamedGraphs within this dataset's default model

Returns:

an Iterable<URI> of the URIs for the INamedGraphs within this dataset's default model

getNamedGraph

public INamedGraph getNamedGraph(org.openrdf.model.URI name)

Remove named graph from set of graphs

Parameters:

name - of graph to remove

Returns:

the INamedGraph for the given URI if it is within this dataset

removeNamedGraph

public void removeNamedGraph(org.openrdf.model.URI name)

Remove

Parameters:

name -

getNamedGraphs

public java.lang.Iterable<org.openrdf.model.URI> getNamedGraphs()

Description copied from interface: IDataset

Return an Iterable<URI> of the URIs for the INamedGraphs within this dataset

Returns:

an Iterable<URI> of the URIs for the INamedGraphs within this dataset

setDefaultGraphs

public void setDefaultGraphs(java.util.Set<org.openrdf.model.URI> graphs)

Set defaultGraphUris to provided set of graphs

Parameters:

graphs - Set of default graphs to use

setNamedGraphs

public void setNamedGraphs(java.util.Set<org.openrdf.model.URI> graphs)

Set namedGraphsUris to provided set of graphs

Parameters:

graphs - Set of named graphs to use

addNamedGraph

public void addNamedGraph(org.openrdf.model.URI uri,
                          INamedGraph graph)

Description copied from interface: IDataset

Add an INamedGraph with its URI to this dataset

Parameters:

uri - URI of INamedGraph

graph - INamedGraph to add

addDefaultNamedGraph

public void addDefaultNamedGraph(org.openrdf.model.URI uri,
                                 INamedGraph graph)

Description copied from interface: IDataset

Add an INamedGraph with its URI to this dataset's default model

Parameters:

uri - URI of INamedGraph

graph - INamedGraph to add to this dataset's default model

containsDefaultNamedGraph

public boolean containsDefaultNamedGraph(org.openrdf.model.URI uri)

Description copied from interface: IDataset

Return if this dataset contains a INamedGraph with the given URI in the dataset's default model

Parameters:

uri - URI of INamedGraph

Returns:

true if this dataset contains a INamedGraph with the given URI in the dataset's default model

containsNamedGraph

public boolean containsNamedGraph(org.openrdf.model.URI uri)

Description copied from interface: IDataset

Return if this dataset contains a INamedGraph with the given URI

Parameters:

uri - URI of INamedGraph

Returns:

true if this dataset contains a INamedGraph with the given URI

close

public void close()

Description copied from interface: IContainer

Disconnect container from its source and close the container Note: Once a container is closed, it is based on the source of the container's data whether or not subsequent calls to connect will return the same data

Specified by:

close in interface IContainer

Overrides:

close in class ADataset

getDefaulNamedGraphsSize

public int getDefaulNamedGraphsSize()

Description copied from interface: IDataset

Return number of INamedGraphs within this dataset's default set

Returns:

number of INamedGraphs within this dataset's default set

getNamedGraphsSize

public int getNamedGraphsSize()

Description copied from interface: IDataset

Return number of INamedGraphs within this dataset

Returns:

number of INamedGraphs within this dataset

getEventManager

public INamedGraphEventManager getEventManager()

Description copied from interface: IContainer

Return INamedGraphEventManager for this container

Returns:

INamedGraphEventManager for this container

getTransactionManager

public ITransactionManager getTransactionManager()

Description copied from interface: IContainer

Return ITransactionManager for this container

Returns:

ITransactionManager for this container

executeQuery

public QueryResult executeQuery(java.util.Set<org.openrdf.model.URI> defaultNamedGraphsIn,
                                java.util.Set<org.openrdf.model.URI> namedGraphsIn,
                                java.lang.String query)
                         throws AnzoException

Description copied from interface: IContainer

Execute a SPARQL query against the data within this container

Parameters:

defaultNamedGraphsIn - Set<URI> of URIs for NamedGraphs that will make up the default graph for this query

namedGraphsIn - Set<URI> of URIs for NamedGraphs that will make up the NamedGraphs for this query

query - SPARQL query string

Returns:

Results of running query

Throws:

AnzoException

executeQuery

public QueryResult executeQuery(java.lang.String query)
                         throws AnzoException

Description copied from interface: IDataset

Execute a SPARQL query against the data within this dataset, using the dataset's DefaultGraph and NameGraph sets

Parameters:

query - SPARQL query string

Returns:

Results of running query

Throws:

AnzoException

setEventManager

public void setEventManager(INamedGraphEventManager eventManager)

Description copied from interface: IContainer

Set INamedGraphEventManager for this container

Parameters:

eventManager - set the Containers eventManaget

setTransactionManager

public void setTransactionManager(ITransactionManager transactionManager)

Description copied from interface: IContainer

Set ITransactionManager for this container

Parameters:

transactionManager - set ITransactionManager for this container