org.dllearner.kb.aquisitors
Class TupleAquisitor

java.lang.Object
  org.dllearner.kb.aquisitors.TupleAquisitor

Direct Known Subclasses:

LinkedDataTupleAquisitor, SparqlTupleAquisitor

public abstract class TupleAquisitor
extends Object

Typed SPARQL query interface. The typing means that they all have the same input and the same output: They are fn: resource -> ( a | b ) where a normally is a predicate and b an object

Author:

Sebastian Hellmann

Field Summary

boolean

dissolveBlankNodes

Constructor Summary

TupleAquisitor()

Method Summary

abstract SortedSet<RDFNodeTuple>	getBlankNode(int id)
int	getMode()
SortedSet<RDFNodeTuple>	getTupelForResource(String uri)
boolean	isDissolveBlankNodes() TODO: this function is still used somewhere, but should be replaced
abstract SortedSet<RDFNodeTuple>	retrieveClassesForInstances(String uri)
abstract SortedSet<RDFNodeTuple>	retrieveTupel(String uri)
abstract SortedSet<RDFNodeTuple>	retrieveTuplesForClassesOnly(String uri)
void	setNextTaskToClassesForInstances()
void	setNextTaskToClassInformation()
void	setNextTaskToNormal()

Methods inherited from class java.lang.Object

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

Field Detail

dissolveBlankNodes

public boolean dissolveBlankNodes

Constructor Detail

TupleAquisitor

public TupleAquisitor()

Method Detail

isDissolveBlankNodes

public boolean isDissolveBlankNodes()

TODO: this function is still used somewhere, but should be replaced

Returns:

getTupelForResource

public final SortedSet<RDFNodeTuple> getTupelForResource(String uri)

retrieveTupel

public abstract SortedSet<RDFNodeTuple> retrieveTupel(String uri)

retrieveClassesForInstances

public abstract SortedSet<RDFNodeTuple> retrieveClassesForInstances(String uri)

retrieveTuplesForClassesOnly

public abstract SortedSet<RDFNodeTuple> retrieveTuplesForClassesOnly(String uri)

getBlankNode

public abstract SortedSet<RDFNodeTuple> getBlankNode(int id)

getMode

public int getMode()

setNextTaskToNormal

public void setNextTaskToNormal()

setNextTaskToClassesForInstances

public void setNextTaskToClassesForInstances()

setNextTaskToClassInformation

public void setNextTaskToClassInformation()