Package org.aksw.facete.v3.bgp.utils

Class PathAccessorImpl

java.lang.Object

org.aksw.facete.v3.bgp.utils.PathAccessorImpl

All Implemented Interfaces:

PathAccessor<BgpNode>, PathAccessorRdf<BgpNode>, PathAccessorSimple<BgpNode>

public class PathAccessorImpl
extends Object
implements PathAccessor<BgpNode>

Field Summary

Fields

Modifier and Type	Field	Description
protected org.apache.jena.rdf.model.Model	model

Constructor Summary

Constructors

Constructor	Description
PathAccessorImpl()	A model which may contain a set of paths; only needed for tryMapToPath which tests whether an RDF term 'x' denotes a path object is the given model.
PathAccessorImpl(org.apache.jena.rdf.model.Model model)
PathAccessorImpl(org.apache.jena.rdf.model.RDFNode rdfNode)	Ctor version that in the future may resolve paths only if they are connected to the given resource

Method Summary

Modifier and Type	Method	Description
String	getAlias(BgpNode path)
BgpNode	getParent(BgpNode path)
Class<BgpNode>	getPathClass()
String	getPredicate(BgpNode path)
Fragment2	getReachingRelation(BgpNode path)
boolean	isReverse(BgpNode path)
BgpNode	tryMapToPath(org.apache.jena.graph.Node node)	Try to map to expr to a path

Methods inherited from class java.lang.Object

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

Field Details

model

protected org.apache.jena.rdf.model.Model model

Constructor Details

PathAccessorImpl

public PathAccessorImpl()

A model which may contain a set of paths; only needed for tryMapToPath which tests whether an RDF term 'x' denotes a path object is the given model. The test is based on the existence of a 'x' type BgpNode triple.

PathAccessorImpl

public PathAccessorImpl(org.apache.jena.rdf.model.RDFNode rdfNode)

Ctor version that in the future may resolve paths only if they are connected to the given resource

Parameters:

rdfNode -

PathAccessorImpl

public PathAccessorImpl(org.apache.jena.rdf.model.Model model)

Method Details

getPathClass

public Class<BgpNode> getPathClass()

Specified by:

getPathClass in interface PathAccessor<BgpNode>

getParent

public BgpNode getParent(BgpNode path)

Specified by:

getParent in interface PathAccessorSimple<BgpNode>

getReachingRelation

public Fragment2 getReachingRelation(BgpNode path)

Specified by:

getReachingRelation in interface PathAccessorRdf<BgpNode>

isReverse

public boolean isReverse(BgpNode path)

Specified by:

isReverse in interface PathAccessorRdf<BgpNode>

getPredicate

public String getPredicate(BgpNode path)

Specified by:

getPredicate in interface PathAccessorRdf<BgpNode>

getAlias

public String getAlias(BgpNode path)

Specified by:

getAlias in interface PathAccessorRdf<BgpNode>

tryMapToPath

public BgpNode tryMapToPath(org.apache.jena.graph.Node node)

Description copied from interface: PathAccessor

Try to map to expr to a path

Specified by:

tryMapToPath in interface PathAccessor<BgpNode>