Package org.apache.vxquery.runtime.functions.step

Class DescendantOrSelfPathStepScalarEvaluator

java.lang.Object

org.apache.vxquery.runtime.functions.base.AbstractTaggedValueArgumentScalarEvaluator

org.apache.vxquery.runtime.functions.step.AbstractPathStepScalarEvaluator

org.apache.vxquery.runtime.functions.step.AbstractDescendantPathStepScalarEvaluator

org.apache.vxquery.runtime.functions.step.DescendantOrSelfPathStepScalarEvaluator

All Implemented Interfaces:

org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator

public class DescendantOrSelfPathStepScalarEvaluator
extends AbstractDescendantPathStepScalarEvaluator

Field Summary

Fields inherited from class org.apache.vxquery.runtime.functions.step.AbstractPathStepScalarEvaluator

ntp

Fields inherited from class org.apache.vxquery.runtime.functions.base.AbstractTaggedValueArgumentScalarEvaluator

ppool

Constructor Summary

Constructors

Constructor	Description
DescendantOrSelfPathStepScalarEvaluator(org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator[] args, org.apache.hyracks.api.context.IHyracksTaskContext ctx)

Method Summary

Modifier and Type	Method	Description
protected void	evaluate(TaggedValuePointable[] args, org.apache.hyracks.data.std.api.IPointable result)

Methods inherited from class org.apache.vxquery.runtime.functions.step.AbstractDescendantPathStepScalarEvaluator

searchSubtree

Methods inherited from class org.apache.vxquery.runtime.functions.step.AbstractPathStepScalarEvaluator

appendNodeToResult, matches, setNodeTest, setNodeToResult

Methods inherited from class org.apache.vxquery.runtime.functions.base.AbstractTaggedValueArgumentScalarEvaluator

evaluate

Methods inherited from class java.lang.Object

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

Constructor Detail

DescendantOrSelfPathStepScalarEvaluator

public DescendantOrSelfPathStepScalarEvaluator(org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator[] args,
                                               org.apache.hyracks.api.context.IHyracksTaskContext ctx)

Method Detail

evaluate

protected final void evaluate(TaggedValuePointable[] args,
                              org.apache.hyracks.data.std.api.IPointable result)
                       throws SystemException

Specified by:

evaluate in class AbstractDescendantPathStepScalarEvaluator

Throws:

SystemException