Class MappingOpExtend.MyCursor

java.lang.Object

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

All Implemented Interfaces:

MappingRelationCursor

Enclosing class:

MappingOpExtend

protected class MappingOpExtend.MyCursor
extends Object
implements MappingRelationCursor

Field Summary

Fields

Modifier and Type	Field	Description
protected final Map<String,org.apache.jena.graph.Node>	currentAssignment
protected org.apache.jena.graph.Node	currentValue
protected final int	idxOfNewAttribute
protected final MappingRelationCursor	input
protected final MappingRelation	myRelation
protected final String[]	schemaMappingAttrs
protected final int[]	schemaMappingIdxs

Constructor Summary

Constructors

Constructor	Description
MyCursor(MappingRelation myRelation, MappingRelationCursor input, int idxOfNewAttribute, String[] schemaMappingAttrs, int[] schemaMappingIdxs)

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

idxOfNewAttribute

protected final int idxOfNewAttribute

schemaMappingAttrs

protected final String[] schemaMappingAttrs

schemaMappingIdxs

protected final int[] schemaMappingIdxs

currentAssignment

protected final Map<String,org.apache.jena.graph.Node> currentAssignment

currentValue

protected org.apache.jena.graph.Node currentValue

Constructor Details

MyCursor

public MyCursor(MappingRelation myRelation,
 MappingRelationCursor input,
 int idxOfNewAttribute,
 String[] schemaMappingAttrs,
 int[] schemaMappingIdxs)

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