Package org.eclipse.rdf4j.query.algebra.evaluation.impl

Class ArrayBindingBasedQueryEvaluationContext

java.lang.Object

org.eclipse.rdf4j.query.algebra.evaluation.impl.ArrayBindingBasedQueryEvaluationContext

All Implemented Interfaces:

QueryEvaluationContext

public final class ArrayBindingBasedQueryEvaluationContext
extends Object
implements QueryEvaluationContext

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.rdf4j.query.algebra.evaluation.impl.QueryEvaluationContext

QueryEvaluationContext.Minimal

Field Summary

Fields

Modifier and Type	Field	Description
static final BiConsumer<Value,MutableBindingSet>	ADD_BINDING_NO_OP
static final Function<BindingSet,Binding>	GET_BINDING_NULL
static final Function<BindingSet,Value>	GET_VALUE_NULL
static final Predicate<BindingSet>	HAS_BINDING_FALSE
static final BiConsumer<Value,MutableBindingSet>	SET_BINDING_NO_OP

Constructor Summary

Constructors

Constructor	Description
ArrayBindingBasedQueryEvaluationContext(QueryEvaluationContext context, String[] allVariables, Comparator<Value> comparator)

Method Summary

Modifier and Type	Method	Description
BiConsumer<Value,MutableBindingSet>	addBinding(String variableName)
ArrayBindingSet	createBindingSet()
ArrayBindingSet	createBindingSet(BindingSet bindings)
static String[]	findAllVariablesUsedInQuery(QueryRoot node)
Function<BindingSet,Binding>	getBinding(String variableName)
Comparator<Value>	getComparator()
Dataset	getDataset()
Literal	getNow()
Function<BindingSet,Value>	getValue(String variableName)
Predicate<BindingSet>	hasBinding(String variableName)
BiConsumer<Value,MutableBindingSet>	setBinding(String variableName)

Methods inherited from class java.lang.Object

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

Field Details

HAS_BINDING_FALSE

public static final Predicate<BindingSet> HAS_BINDING_FALSE

GET_BINDING_NULL

public static final Function<BindingSet,Binding> GET_BINDING_NULL

GET_VALUE_NULL

public static final Function<BindingSet,Value> GET_VALUE_NULL

SET_BINDING_NO_OP

public static final BiConsumer<Value,MutableBindingSet> SET_BINDING_NO_OP

ADD_BINDING_NO_OP

public static final BiConsumer<Value,MutableBindingSet> ADD_BINDING_NO_OP

Constructor Details

ArrayBindingBasedQueryEvaluationContext

@InternalUseOnly
public ArrayBindingBasedQueryEvaluationContext(QueryEvaluationContext context,
 String[] allVariables,
 Comparator<Value> comparator)

Method Details

getComparator

public Comparator<Value> getComparator()

Specified by:

getComparator in interface QueryEvaluationContext

getNow

public Literal getNow()

Specified by:

getNow in interface QueryEvaluationContext

Returns:

the shared now;

getDataset

public Dataset getDataset()

Specified by:

getDataset in interface QueryEvaluationContext

Returns:

The dataset that this query is operation on.

createBindingSet

public ArrayBindingSet createBindingSet()

Specified by:

createBindingSet in interface QueryEvaluationContext

hasBinding

public Predicate<BindingSet> hasBinding(String variableName)

Specified by:

hasBinding in interface QueryEvaluationContext

getBinding

public Function<BindingSet,Binding> getBinding(String variableName)

Specified by:

getBinding in interface QueryEvaluationContext

getValue

public Function<BindingSet,Value> getValue(String variableName)

Specified by:

getValue in interface QueryEvaluationContext

setBinding

public BiConsumer<Value,MutableBindingSet> setBinding(String variableName)

Specified by:

setBinding in interface QueryEvaluationContext

addBinding

public BiConsumer<Value,MutableBindingSet> addBinding(String variableName)

Specified by:

addBinding in interface QueryEvaluationContext

createBindingSet

public ArrayBindingSet createBindingSet(BindingSet bindings)

Specified by:

createBindingSet in interface QueryEvaluationContext

findAllVariablesUsedInQuery

public static String[] findAllVariablesUsedInQuery(QueryRoot node)