Module org.apache.jena.core

Package org.apache.jena.reasoner.rulesys.impl

Class TopLevelTripleMatchFrame

java.lang.Object

org.apache.jena.reasoner.rulesys.impl.FrameObject

org.apache.jena.reasoner.rulesys.impl.GenericChoiceFrame

org.apache.jena.reasoner.rulesys.impl.TopLevelTripleMatchFrame

public class TopLevelTripleMatchFrame
extends GenericChoiceFrame

Constructor Summary

Constructors

Constructor	Description
TopLevelTripleMatchFrame(LPInterpreter interpreter, TriplePattern goal)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	close()	Override close method to reclaim the iterator.
boolean	nextMatch(LPInterpreter interpreter)	Find the next result triple and bind the result vars appropriately.

Methods inherited from class org.apache.jena.reasoner.rulesys.impl.GenericChoiceFrame

init, setContinuation

Methods inherited from class org.apache.jena.reasoner.rulesys.impl.FrameObject

fastLinkTo, getLink, linkTo

Methods inherited from class java.lang.Object

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

Constructor Details

TopLevelTripleMatchFrame

public TopLevelTripleMatchFrame(LPInterpreter interpreter,
 TriplePattern goal)

Constructor. Initialize the triple match to preserve the current context of the given LPInterpreter and search for the match defined by the current argument registers

Parameters:

interpreter - the interpreter instance whose env, trail and arg values are to be preserved

Method Details

nextMatch

public boolean nextMatch(LPInterpreter interpreter)

Find the next result triple and bind the result vars appropriately.

Parameters:

interpreter - the calling interpreter whose trail should be used

Returns:

false if there are no more matches in the iterator.

close

public void close()

Override close method to reclaim the iterator.

Overrides:

close in class FrameObject