Module org.apache.jena.arq

Package org.apache.jena.sparql.pfunction.library

Class blankNode

java.lang.Object

org.apache.jena.sparql.pfunction.PropertyFunctionBase

org.apache.jena.sparql.pfunction.PropertyFunctionEval

org.apache.jena.sparql.pfunction.PFuncSimple

org.apache.jena.sparql.pfunction.library.blankNode

All Implemented Interfaces:

PropertyFunction

Direct Known Subclasses:

bnode

public class blankNode
extends PFuncSimple

Relationship between a node (subject) and it's bNode label (object/string)

Constructor Summary

Constructors

Constructor	Description
blankNode()

Method Summary

Modifier and Type	Method	Description
QueryIterator	execEvaluated(Binding binding, org.apache.jena.graph.Node subject, org.apache.jena.graph.Node predicate, org.apache.jena.graph.Node object, ExecutionContext execCxt)

Methods inherited from class org.apache.jena.sparql.pfunction.PFuncSimple

execEvaluated

Methods inherited from class org.apache.jena.sparql.pfunction.PropertyFunctionEval

exec

Methods inherited from class org.apache.jena.sparql.pfunction.PropertyFunctionBase

build, exec

Methods inherited from class java.lang.Object

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

Constructor Details

blankNode

public blankNode()

Method Details

execEvaluated

public QueryIterator execEvaluated(Binding binding,
 org.apache.jena.graph.Node subject,
 org.apache.jena.graph.Node predicate,
 org.apache.jena.graph.Node object,
 ExecutionContext execCxt)

Specified by:

execEvaluated in class PFuncSimple

Parameters:

binding - Current solution from previous query stage

subject - Node in subject slot, after substitution if a bound variable in this binding

predicate - This predicate

object - Node in object slot, after substitution if a bound variable in this binding

execCxt - Execution context

Returns:

QueryIterator