mdw.sandStorm.lib.aSocket
Class aSocketEventHandler
java.lang.Object
|
+--mdw.sandStorm.lib.aSocket.aSocketEventHandler
- All Implemented Interfaces:
- EventHandlerIF
- Direct Known Subclasses:
- ListenEventHandler, ReadEventHandler, WriteEventHandler
- abstract class aSocketEventHandler
- extends java.lang.Object
- implements EventHandlerIF
Abstract superclass of the event handlers used by aSocket.
Methods inherited from class java.lang.Object |
, clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
eventQ
protected SinkIF eventQ
selsource
protected SelectSource selsource
aSocketEventHandler
aSocketEventHandler()
getSelectSource
SelectSource getSelectSource()
init
public abstract void init(ConfigDataIF config)
- Description copied from interface:
EventHandlerIF
- Called when an event handler is initialized. This method should
perform any initialization operations as required by the application.
- Specified by:
init
in interface EventHandlerIF
- Following copied from interface:
mdw.sandStorm.api.EventHandlerIF
- Parameters:
config
- The set of configuration parameters for the stage.- Throws:
java.lang.Exception
- The EventHandler can indicate an
error to the runtime during initialization by throwing an
Exception.
destroy
public abstract void destroy()
- Description copied from interface:
EventHandlerIF
- Called when an event handler is destroyed. This method should
perform any cleanup or shutdown operations as required by the
application before the event handler is removed from the system.
- Specified by:
destroy
in interface EventHandlerIF
- Following copied from interface:
mdw.sandStorm.api.EventHandlerIF
- Throws:
java.lang.Exception
- The EventHandler can indicate an
error to the runtime during shutdown by throwing an
Exception.
handleEvent
public abstract void handleEvent(QueueElementIF qel)
- Description copied from interface:
EventHandlerIF
- Handle the event corresponding to the given QueueElementIF.
This method is invoked by the system when a single event is
pending for the event handler.
- Specified by:
handleEvent
in interface EventHandlerIF
- Following copied from interface:
mdw.sandStorm.api.EventHandlerIF
- Throws:
EventHandlerException
- The application may throw an
exception to indicate an error condition during event processing.
handleEvents
public abstract void handleEvents(QueueElementIF[] qelarr)
- Description copied from interface:
EventHandlerIF
- Handle the events corresponding to the given QueueElementIF array.
This method is invoked when multiple events are pending for the
event handler. The application may reorder, filter, or drop
these events if it wishes to do so.
- Specified by:
handleEvents
in interface EventHandlerIF
- Following copied from interface:
mdw.sandStorm.api.EventHandlerIF
- Throws:
EventHandlerException
- The application may throw an
exception to indicate an error condition during event processing.