| Package | Description |
|---|---|
| org.apache.excalibur.event | |
| org.apache.excalibur.event.command |
| Class and Description |
|---|
| DequeueInterceptor
The dequeue executable interface describes operations that
are executed before and after elements are pulled from a
queue.
|
| EnqueuePredicate
Enqueue predicates allow users to specify a method that
will 'screen' elements being enqueued onto a sink, either
accepting or rejecting them.
|
| PreparedEnqueue
A
PreparedEnqueue is an object returned from a
prepareEnqueue method that allows you to either
commit or abort the enqueue operation. |
| Sink
A Sink implements the end of a finite-length event queue where
elements are enqueued.
|
| SinkException
A SourceException is thrown when an enqueue operation fails.
|
| Source
A Source implements the side of an event queue where QueueElements are
dequeued operations only.
|
| Class and Description |
|---|
| EventHandler
An
EventHandler takes care of processing specific events in
an event-based architecture. |
| Signal
A Signal is a specific type of queue element that denotes a Control code for
the Queue system.
|
| Source
A Source implements the side of an event queue where QueueElements are
dequeued operations only.
|