Package com.apple.foundationdb.record.query.plan.temp.debug

Class Debugger.ExploreGroupEvent

java.lang.Object

com.apple.foundationdb.record.query.plan.temp.debug.Debugger.AbstractEventWithState

com.apple.foundationdb.record.query.plan.temp.debug.Debugger.ExploreGroupEvent

All Implemented Interfaces:

Debugger.Event, Debugger.EventWithCurrentGroupReference, Debugger.EventWithState

Enclosing interface:

Debugger

public static class Debugger.ExploreGroupEvent
extends Debugger.AbstractEventWithState
implements Debugger.EventWithCurrentGroupReference

Events of this class are generated when the planner explores a group.

Constructor Summary

Constructors

Constructor	Description
ExploreGroupEvent(GroupExpressionRef<? extends RelationalExpression> rootReference, Deque<CascadesPlanner.Task> taskStack, Debugger.Location location, GroupExpressionRef<? extends RelationalExpression> currentGroupReference)

Method Summary

Modifier and Type	Method	Description
GroupExpressionRef<? extends RelationalExpression>	getCurrentGroupReference()	Getter.
String	getDescription()	Getter.
Debugger.Shorthand	getShorthand()	Getter.

Methods inherited from class com.apple.foundationdb.record.query.plan.temp.debug.Debugger.AbstractEventWithState

getLocation, getRootReference, getTaskStack

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.apple.foundationdb.record.query.plan.temp.debug.Debugger.Event

getLocation

Methods inherited from interface com.apple.foundationdb.record.query.plan.temp.debug.Debugger.EventWithState

getRootReference, getTaskStack

Constructor Detail

ExploreGroupEvent

public ExploreGroupEvent(@Nonnull
                         GroupExpressionRef<? extends RelationalExpression> rootReference,
                         @Nonnull
                         Deque<CascadesPlanner.Task> taskStack,
                         @Nonnull
                         Debugger.Location location,
                         @Nonnull
                         GroupExpressionRef<? extends RelationalExpression> currentGroupReference)

Method Detail

getDescription

@Nonnull
public String getDescription()

Description copied from interface: Debugger.Event

Getter.

Specified by:

getDescription in interface Debugger.Event

Returns:

description of an event

getShorthand

@Nonnull
public Debugger.Shorthand getShorthand()

Description copied from interface: Debugger.Event

Getter.

Specified by:

getShorthand in interface Debugger.Event

Returns:

the shorthand for the event. This is the string used for interaction on the command line, e.g. setting a breakpoint, etc.

getCurrentGroupReference

@Nonnull
public GroupExpressionRef<? extends RelationalExpression> getCurrentGroupReference()

Description copied from interface: Debugger.EventWithCurrentGroupReference

Getter.

Specified by:

getCurrentGroupReference in interface Debugger.EventWithCurrentGroupReference

Returns:

the current reference of the event.