org.openrdf.sail.optimistic.helpers
Class ExternalModel

java.lang.Object
  org.openrdf.query.algebra.QueryModelNodeBase
      org.openrdf.query.algebra.evaluation.impl.ExternalSet
          org.openrdf.sail.optimistic.helpers.ExternalModel

All Implemented Interfaces:

Cloneable, QueryModelNode, TupleExpr

public class ExternalModel
extends ExternalSet

When evaluated will return the contents of a Model.

Author:

James Leigh

Constructor Summary

ExternalModel(StatementPattern sp, Dataset dataset)

ExternalModel(StatementPattern sp, Dataset dataset, BindingSet bindings)

Method Summary

double	cardinality()
ExternalModel	clone()
CloseableIteration<BindingSet,QueryEvaluationException>	evaluate(BindingSet bindings)
Model	filter(Model model, BindingSet bindings)
Set<String>	getBindingNames()
void	setModel(Model model)

Methods inherited from class org.openrdf.query.algebra.evaluation.impl.ExternalSet

getAssuredBindingNames, visit

Methods inherited from class org.openrdf.query.algebra.QueryModelNodeBase

getParentNode, getSignature, replaceChildNode, replaceWith, setParentNode, toString, visitChildren

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.openrdf.query.algebra.QueryModelNode

getParentNode, getSignature, replaceChildNode, replaceWith, setParentNode, toString, visitChildren

Constructor Detail

ExternalModel

public ExternalModel(StatementPattern sp,
                     Dataset dataset)

ExternalModel

public ExternalModel(StatementPattern sp,
                     Dataset dataset,
                     BindingSet bindings)

Method Detail

setModel

public void setModel(Model model)

clone

public ExternalModel clone()

Specified by:

clone in interface QueryModelNode

Specified by:

clone in interface TupleExpr

Overrides:

clone in class ExternalSet

filter

public Model filter(Model model,
                    BindingSet bindings)

getBindingNames

public Set<String> getBindingNames()

Specified by:

getBindingNames in interface TupleExpr

Overrides:

getBindingNames in class ExternalSet

cardinality

public double cardinality()

Overrides:

cardinality in class ExternalSet

evaluate

public CloseableIteration<BindingSet,QueryEvaluationException> evaluate(BindingSet bindings)
                                                                 throws QueryEvaluationException

Specified by:

evaluate in class ExternalSet

Throws:

QueryEvaluationException