Class MappingOpProject.MyCursor

java.lang.Object

se.liu.ida.hefquin.mappings.algebra.ops.MappingOpProject.MyCursor

All Implemented Interfaces:

MappingRelationCursor

Enclosing class:

MappingOpProject

protected class MappingOpProject.MyCursor
extends Object
implements MappingRelationCursor

Field Summary

Fields

Modifier and Type	Field	Description
protected final MappingRelationCursor	input
protected final MappingRelation	myRelation
protected final int[]	schemaMapping

Constructor Summary

Constructors

Constructor	Description
MyCursor(MappingRelation myRelation, MappingRelationCursor input, int[] schemaMapping)

Method Summary

Modifier and Type	Method	Description
void	advance()
MappingRelation	getMappingRelation()	Returns the mapping relation over which this cursor iterates.
org.apache.jena.graph.Node	getValueOfCurrentTuple(int idxOfAttribute)
boolean	hasNext()

Methods inherited from class java.lang.Object

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

Field Details

myRelation

protected final MappingRelation myRelation

input

protected final MappingRelationCursor input

schemaMapping

protected final int[] schemaMapping

Constructor Details

MyCursor

public MyCursor(MappingRelation myRelation,
 MappingRelationCursor input,
 int[] schemaMapping)

Method Details

getMappingRelation

public MappingRelation getMappingRelation()

Description copied from interface: MappingRelationCursor

Returns the mapping relation over which this cursor iterates.

Specified by:

getMappingRelation in interface MappingRelationCursor

hasNext

public boolean hasNext()

Specified by:

hasNext in interface MappingRelationCursor

advance

public void advance()

Specified by:

advance in interface MappingRelationCursor

getValueOfCurrentTuple

public org.apache.jena.graph.Node getValueOfCurrentTuple(int idxOfAttribute)

Specified by:

getValueOfCurrentTuple in interface MappingRelationCursor