org.apache.drill.common.logical.data

Class LogicalOperatorBase

java.lang.Object

org.apache.drill.common.logical.data.LogicalOperatorBase

All Implemented Interfaces:

Iterable<LogicalOperator>, GraphValue<LogicalOperator>, LogicalOperator

Direct Known Subclasses:

Join, LateralJoin, MetadataController, SingleInputOperator, SourceOperator, Union

public abstract class LogicalOperatorBase
extends Object
implements LogicalOperator

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.drill.common.logical.data.LogicalOperator

LogicalOperator.NodeBuilder<T extends LogicalOperator>

Constructor Summary

Constructors

Constructor and Description
LogicalOperatorBase()

Method Summary

Modifier and Type	Method and Description
void	accept(GraphVisitor<LogicalOperator> visitor)
String	getMemo()
int	hashCode()
LogicalOperator.NodeBuilder<?>	nodeBuilder()
void	registerAsSubscriber(LogicalOperator operator)
void	setMemo(String memo)
void	setupAndValidate(List<LogicalOperator> operators, Collection<ValidationError> errors)
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.drill.common.logical.data.LogicalOperator

accept

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Constructor Detail

LogicalOperatorBase

public LogicalOperatorBase()

Method Detail

hashCode

public final int hashCode()

Overrides:

hashCode in class Object

setupAndValidate

public void setupAndValidate(List<LogicalOperator> operators,
                             Collection<ValidationError> errors)

Specified by:

setupAndValidate in interface LogicalOperator

nodeBuilder

public LogicalOperator.NodeBuilder<?> nodeBuilder()

Specified by:

nodeBuilder in interface LogicalOperator

accept

public void accept(GraphVisitor<LogicalOperator> visitor)

Specified by:

accept in interface GraphValue<LogicalOperator>

registerAsSubscriber

public void registerAsSubscriber(LogicalOperator operator)

Specified by:

registerAsSubscriber in interface LogicalOperator

toString

public String toString()

Overrides:

toString in class Object

getMemo

public String getMemo()

setMemo

public void setMemo(String memo)