com.espertech.esper.core.service
Class UpdateDispatchFutureWait

java.lang.Object
  com.espertech.esper.core.service.UpdateDispatchFutureWait

All Implemented Interfaces:

Dispatchable

public class UpdateDispatchFutureWait
extends java.lang.Object
implements Dispatchable

UpdateDispatchFutureWait can be added to a dispatch queue that is thread-local. It represents is a stand-in for a future dispatching of a statement result to statement listeners.

UpdateDispatchFutureWait is aware of future and past dispatches: (newest) DF3 <--> DF2 <--> DF1 (oldest)

Constructor Summary

UpdateDispatchFutureWait()
Ctor - use for the first future to indicate completion.

UpdateDispatchFutureWait(UpdateDispatchViewBlockingWait view, UpdateDispatchFutureWait earlier, long msecTimeout)
Ctor.

Method Summary

void	execute() Execute dispatch.
boolean	isCompleted() Returns true if the dispatch completed for this future.
void	setLater(UpdateDispatchFutureWait later) Hand a later future to the dispatch to use for indicating completion via notify.

Methods inherited from class java.lang.Object

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

Constructor Detail

UpdateDispatchFutureWait

public UpdateDispatchFutureWait(UpdateDispatchViewBlockingWait view,
                                UpdateDispatchFutureWait earlier,
                                long msecTimeout)

Ctor.

Parameters:

view - is the blocking dispatch view through which to execute a dispatch

earlier - is the older future

msecTimeout - is the timeout period to wait for listeners to complete a prior dispatch

UpdateDispatchFutureWait

public UpdateDispatchFutureWait()

Ctor - use for the first future to indicate completion.

Method Detail

isCompleted

public boolean isCompleted()

Returns true if the dispatch completed for this future.

Returns:

true for completed, false if not

setLater

public void setLater(UpdateDispatchFutureWait later)

Hand a later future to the dispatch to use for indicating completion via notify.

Parameters:

later - is the later dispatch

execute

public void execute()

Description copied from interface: Dispatchable

Execute dispatch.

Specified by:

execute in interface Dispatchable