Module org.apache.jena.arq

Package org.apache.jena.sparql.engine

Class ResultSetCheckCondition

java.lang.Object

org.apache.jena.sparql.engine.ResultSetCheckCondition

All Implemented Interfaces:

Iterator<QuerySolution>, ResultSet

public class ResultSetCheckCondition
extends Object
implements ResultSet

ResultSet wrapper that check whether some condition is true (e.g. the QueryExecution has not been closed).

Constructor Summary

Constructors

Constructor	Description
ResultSetCheckCondition(ResultSet other, QueryExecution qExec)
ResultSetCheckCondition(ResultSet other, org.apache.jena.sparql.engine.ResultSetCheckCondition.Condition condition)

Method Summary

Modifier and Type	Method	Description
void	close()
void	forEachRemaining(Consumer<? super QuerySolution> action)	Attention: The check is only done once before the first consumer accept call.
Model	getResourceModel()	Get the model that resources are created against - may be null
List<String>	getResultVars()	Get the variable names for the projection.
int	getRowNumber()	Return the "row" number for the current iterator item
boolean	hasNext()	Is there another result?
QuerySolution	next()	Moves onto the next result.
Binding	nextBinding()	Move to the next binding (low level)
QuerySolution	nextSolution()	Moves onto the next result (legacy - use .next()).

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

remove

Methods inherited from interface org.apache.jena.query.ResultSet

materialise, rewindable

Constructor Details

ResultSetCheckCondition

public ResultSetCheckCondition(ResultSet other,
 QueryExecution qExec)

ResultSetCheckCondition

public ResultSetCheckCondition(ResultSet other,
 org.apache.jena.sparql.engine.ResultSetCheckCondition.Condition condition)

Method Details

hasNext

public boolean hasNext()

Description copied from interface: ResultSet

Is there another result?

Specified by:

hasNext in interface Iterator<QuerySolution>

Specified by:

hasNext in interface ResultSet

next

public QuerySolution next()

Description copied from interface: ResultSet

Moves onto the next result.

Specified by:

next in interface Iterator<QuerySolution>

Specified by:

next in interface ResultSet

nextSolution

public QuerySolution nextSolution()

Description copied from interface: ResultSet

Moves onto the next result (legacy - use .next()).

Specified by:

nextSolution in interface ResultSet

nextBinding

public Binding nextBinding()

Description copied from interface: ResultSet

Move to the next binding (low level)

Specified by:

nextBinding in interface ResultSet

close

public void close()

Specified by:

close in interface ResultSet

forEachRemaining

public void forEachRemaining(Consumer<? super QuerySolution> action)

Attention: The check is only done once before the first consumer accept call.

Specified by:

forEachRemaining in interface Iterator<QuerySolution>

Specified by:

forEachRemaining in interface ResultSet

Parameters:

action - The action to be performed for each element

getRowNumber

public int getRowNumber()

Description copied from interface: ResultSet

Return the "row" number for the current iterator item

Specified by:

getRowNumber in interface ResultSet

getResultVars

public List<String> getResultVars()

Description copied from interface: ResultSet

Get the variable names for the projection. Not all query solutions from a result have every variable defined.

Specified by:

getResultVars in interface ResultSet

getResourceModel

public Model getResourceModel()

Description copied from interface: ResultSet

Get the model that resources are created against - may be null

Specified by:

getResourceModel in interface ResultSet