org.apache.drill.exec.planner

Class AbstractOpWrapperVisitor<RET,EXCEP extends Throwable>

java.lang.Object

org.apache.drill.exec.physical.base.AbstractPhysicalVisitor<RET,Wrapper,EXCEP>

org.apache.drill.exec.planner.AbstractOpWrapperVisitor<RET,EXCEP>

All Implemented Interfaces:

PhysicalVisitor<RET,Wrapper,EXCEP>

Direct Known Subclasses:

MemoryCalculator, StatsCollector

public abstract class AbstractOpWrapperVisitor<RET,EXCEP extends Throwable>
extends AbstractPhysicalVisitor<RET,Wrapper,EXCEP>

Constructor Summary

Constructors

Constructor and Description
AbstractOpWrapperVisitor()

Method Summary

Modifier and Type	Method and Description
RET	visitExchange(Exchange exchange, Wrapper wrapper)
RET	visitReceivingExchange(Exchange exchange, Wrapper wrapper)
RET	visitSendingExchange(Exchange exchange, Wrapper wrapper)

Methods inherited from class org.apache.drill.exec.physical.base.AbstractPhysicalVisitor

visitBroadcastSender, visitChildren, visitFilter, visitFlatten, visitGroupScan, visitHashAggregate, visitHashPartitionSender, visitHashPartitionSender, visitIteratorValidator, visitLateralJoin, visitLimit, visitMergingReceiver, visitOp, visitOrderedPartitionSender, visitProducerConsumer, visitProject, visitRangePartitionSender, visitReceiver, visitRowKeyJoin, visitScreen, visitSender, visitSingleSender, visitSort, visitStatisticsAggregate, visitStatisticsMerge, visitStore, visitStreamingAggregate, visitSubScan, visitTrace, visitUnion, visitUnnest, visitUnorderedReceiver, visitUnpivot, visitValues, visitWindowFrame, visitWriter

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractOpWrapperVisitor

public AbstractOpWrapperVisitor()

Method Detail

visitExchange

public final RET visitExchange(Exchange exchange,
                               Wrapper wrapper)
                        throws EXCEP extends Throwable

Specified by:

visitExchange in interface PhysicalVisitor<RET,Wrapper,EXCEP extends Throwable>

Overrides:

visitExchange in class AbstractPhysicalVisitor<RET,Wrapper,EXCEP extends Throwable>

Throws:

EXCEP extends Throwable

visitSendingExchange

public RET visitSendingExchange(Exchange exchange,
                                Wrapper wrapper)
                         throws EXCEP extends Throwable

Throws:

EXCEP extends Throwable

visitReceivingExchange

public RET visitReceivingExchange(Exchange exchange,
                                  Wrapper wrapper)
                           throws EXCEP extends Throwable

Throws:

EXCEP extends Throwable