Package org.apache.vxquery.runtime.functions.type

Class AbstractTypeScalarEvaluatorFactory.AbstractTypeScalarEvaluator

java.lang.Object

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

org.apache.vxquery.runtime.functions.type.AbstractTypeScalarEvaluatorFactory.AbstractTypeScalarEvaluator

All Implemented Interfaces:

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

Enclosing class:

AbstractTypeScalarEvaluatorFactory

protected abstract static class AbstractTypeScalarEvaluatorFactory.AbstractTypeScalarEvaluator
extends AbstractTaggedValueArgumentScalarEvaluator

Field Summary

Fields

Modifier and Type	Field	Description
protected DynamicContext	dCtx

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

ppool

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractTypeScalarEvaluator(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)
protected abstract void	evaluate(TaggedValuePointable tvp, org.apache.hyracks.data.std.api.IPointable result)
protected abstract void	setSequenceType(SequenceType sType)

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

Field Detail

dCtx

protected final DynamicContext dCtx

Constructor Detail

AbstractTypeScalarEvaluator

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

Method Detail

setSequenceType

protected abstract void setSequenceType(SequenceType sType)

evaluate

protected abstract void evaluate(TaggedValuePointable tvp,
                                 org.apache.hyracks.data.std.api.IPointable result)
                          throws SystemException

Throws:

SystemException

evaluate

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

Specified by:

evaluate in class AbstractTaggedValueArgumentScalarEvaluator

Throws:

SystemException