de.fuberlin.wiwiss.d2rq.engine

Class VarCollector

java.lang.Object

com.hp.hpl.jena.sparql.algebra.OpVisitorBase

de.fuberlin.wiwiss.d2rq.engine.VarCollector

All Implemented Interfaces:

OpVisitor

public class VarCollector
extends OpVisitorBase

Collects the variables mentioned in an Op and its children.

Author:

Herwig Leimer, Richard Cyganiak (richard@cyganiak.de)

Constructor Summary

Constructors

Constructor and Description
VarCollector()

Method Summary

Methods

Modifier and Type	Method and Description
Set<Var>	mentionedVariables()
static Set<Var>	mentionedVars(Op op)
void	visit(OpAssign opAssign)
void	visit(OpBGP opBGP)
void	visit(OpDatasetNames dsNames)
void	visit(OpExtend opExtend)
void	visit(OpGraph opGraph)
void	visit(OpPath opPath)
void	visit(OpQuad opQuad)
void	visit(OpQuadPattern quadPattern)
void	visit(OpTable opTable)
void	visit(OpTriple opTriple)

Methods inherited from class com.hp.hpl.jena.sparql.algebra.OpVisitorBase

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class java.lang.Object

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

Constructor Detail

VarCollector

public VarCollector()

Method Detail

mentionedVars

public static Set<Var> mentionedVars(Op op)

Returns:

All variables mentioned in the op and its children

mentionedVariables

public Set<Var> mentionedVariables()

visit

public void visit(OpBGP opBGP)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase

visit

public void visit(OpTriple opTriple)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase

visit

public void visit(OpQuadPattern quadPattern)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase

visit

public void visit(OpQuad opQuad)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase

visit

public void visit(OpGraph opGraph)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase

visit

public void visit(OpDatasetNames dsNames)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase

visit

public void visit(OpAssign opAssign)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase

visit

public void visit(OpExtend opExtend)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase

visit

public void visit(OpTable opTable)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase

visit

public void visit(OpPath opPath)

Specified by:

visit in interface OpVisitor

Overrides:

visit in class OpVisitorBase