Package 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	Description
AbstractOpWrapperVisitor()

Method Summary

Modifier and Type	Method	Description
final 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, visitSetOp, visitSingleSender, visitSort, visitStatisticsAggregate, visitStatisticsMerge, visitStore, visitStreamingAggregate, visitSubScan, visitTableModify, 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 Details

AbstractOpWrapperVisitor

public AbstractOpWrapperVisitor()

Method Details

visitExchange

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

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

Throws:

EXCEP extends Throwable

visitReceivingExchange

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

Throws:

EXCEP extends Throwable