org.apache.drill.exec.physical.impl.mergereceiver

Class MergingReceiverTemplate

java.lang.Object

org.apache.drill.exec.physical.impl.mergereceiver.MergingReceiverTemplate

All Implemented Interfaces:

MergingReceiverGeneratorBase

public abstract class MergingReceiverTemplate
extends Object
implements MergingReceiverGeneratorBase

Field Summary

Fields inherited from interface org.apache.drill.exec.physical.impl.mergereceiver.MergingReceiverGeneratorBase

compareMapping, copyMapping, TEMPLATE_DEFINITION

Constructor Summary

Constructors

Constructor and Description
MergingReceiverTemplate()

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	doCopy(int inIndex, int outIndex)
abstract int	doEval(int leftIndex, int rightIndex)
abstract void	doSetup(FragmentContext context, VectorAccessible incoming, VectorAccessible outgoing)

Methods inherited from class java.lang.Object

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

Constructor Detail

MergingReceiverTemplate

public MergingReceiverTemplate()

Method Detail

doSetup

public abstract void doSetup(@Named(value="context")
           FragmentContext context,
           @Named(value="incoming")
           VectorAccessible incoming,
           @Named(value="outgoing")
           VectorAccessible outgoing)
                      throws SchemaChangeException

Specified by:

doSetup in interface MergingReceiverGeneratorBase

Throws:

SchemaChangeException

doEval

public abstract int doEval(@Named(value="leftIndex")
         int leftIndex,
         @Named(value="rightIndex")
         int rightIndex)
                    throws SchemaChangeException

Specified by:

doEval in interface MergingReceiverGeneratorBase

Throws:

SchemaChangeException

doCopy

public abstract void doCopy(@Named(value="inIndex")
          int inIndex,
          @Named(value="outIndex")
          int outIndex)
                     throws SchemaChangeException

Specified by:

doCopy in interface MergingReceiverGeneratorBase

Throws:

SchemaChangeException