org.apache.jena.arq.querybuilder.handlers

Class DatasetHandler

java.lang.Object

org.apache.jena.arq.querybuilder.handlers.DatasetHandler

All Implemented Interfaces:

Handler

public class DatasetHandler
extends Object
implements Handler

Handler for a dataset.

Constructor Summary

Constructors

Constructor and Description
DatasetHandler(Query query) Constructor.

Method Summary

Modifier and Type	Method and Description
void	addAll(DatasetHandler datasetHandler) Add all the dataset information from the handler argument.
void	build() Called by the build process for this handler to perform any adjustments to the query before the build completes.
void	from(Collection<String> graphNames) Add the graph names to the named list.
void	from(String graphName) Add the graph names to the from list.
void	fromNamed(Collection<String> graphNames) Add the graph names to the from named list.
void	fromNamed(String graphName) Add a graph name to the from named list.
void	setVars(Map<Var,Node> values) Set the values for variables managed by the handler implementation.

Methods inherited from class java.lang.Object

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

Constructor Detail

DatasetHandler

public DatasetHandler(Query query)

Constructor.

Parameters:

query - The query the handler will manage.

Method Detail

addAll

public void addAll(DatasetHandler datasetHandler)

Add all the dataset information from the handler argument.

Parameters:

datasetHandler - The handler to copy from.

fromNamed

public void fromNamed(String graphName)

Add a graph name to the from named list.

Parameters:

graphName - The graph name to add.

fromNamed

public void fromNamed(Collection<String> graphNames)

Add the graph names to the from named list. The names are ordered in as defined in the collection.

Parameters:

graphNames - The from names to add.

from

public void from(String graphName)

Add the graph names to the from list.

Parameters:

graphName - the name to add.

from

public void from(Collection<String> graphNames)

Add the graph names to the named list. The names are ordered in as defined in the collection.

Parameters:

graphNames - The names to add.

setVars

public void setVars(Map<Var,Node> values)

Description copied from interface: Handler

Set the values for variables managed by the handler implementation. This method is called by the builder to set values handled by this Handler implementation.

Specified by:

setVars in interface Handler

Parameters:

values - The map of variable to node value.

build

public void build()

Description copied from interface: Handler

Called by the build process for this handler to perform any adjustments to the query before the build completes. The adjustments are made after setVars() has been called.

Specified by:

build in interface Handler