org.torweg.pulse.service.event
Class EventManagerImpl

java.lang.Object
  org.torweg.pulse.service.event.EventManagerImpl

All Implemented Interfaces:

EventManager

public final class EventManagerImpl
extends java.lang.Object
implements EventManager

This class manages the Events produced by the different Bundles or their Controllers. It also provides a method to process all collected Events.

Version:

$Revision: 1956 $

Author:

Thomas Weber

See Also:

Bundle, BundleInvoker

Constructor Summary

EventManagerImpl(ServiceRequest req)
This standard (and only) constructor initialises its instance-variables.

Method Summary

void	addEvent(Event event) Adds an Event to the (internal) list of events.
java.util.Collection<Event>	getEvents() returns an unmodifiable Collection of all Events.
Event	getOutputEvent() Returns the StopEvent, or null, if neither a StopEvent nor an internal server error has been set.
Event	getStopEvent() Returns the StopEvent or null if no StopEvent has been added.
boolean	isInternalServerErrorEvent() returns whether an internal server error event has been set.
void	runEvents(ResultSet rs) runs all Events.
void	setInternalServerErrorEvent() sets an Internal Server Error event}.

Methods inherited from class java.lang.Object

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

Constructor Detail

EventManagerImpl

public EventManagerImpl(ServiceRequest req)

This standard (and only) constructor initialises its instance-variables.

Parameters:

req - the ServiceRequest for running the Events.

Method Detail

getStopEvent

public Event getStopEvent()

Returns the StopEvent or null if no StopEvent has been added.

Specified by:

getStopEvent in interface EventManager

Returns:

Returns the StopEvent or null if no StopEvent has been added.

getOutputEvent

public Event getOutputEvent()

Returns the StopEvent, or null, if neither a StopEvent nor an internal server error has been set.

Specified by:

getOutputEvent in interface EventManager

Returns:

Returns the StopEvent or null, if neither a StopEvent nor an internal server error has been set.

setInternalServerErrorEvent

public void setInternalServerErrorEvent()

sets an Internal Server Error event}.

Specified by:

setInternalServerErrorEvent in interface EventManager

isInternalServerErrorEvent

public boolean isInternalServerErrorEvent()

returns whether an internal server error event has been set.

Specified by:

isInternalServerErrorEvent in interface EventManager

Returns:

true, if and only if, setInternalServerErrorEvent() has been called on this EventManager. Otherwise false.

addEvent

public void addEvent(Event event)
              throws IllegalEventException

Adds an Event to the (internal) list of events.

Specified by:

addEvent in interface EventManager

Parameters:

event - the Event to add.

Throws:

IllegalEventException - if the Event is a StopEvent and the StopEvent is already set OR the Event is a OutputEvent and the OutputEvent is already set.

getEvents

public java.util.Collection<Event> getEvents()

returns an unmodifiable Collection of all Events.

Specified by:

getEvents in interface EventManager

Returns:

an unmodifiable collection of all Events

runEvents

public void runEvents(ResultSet rs)

runs all Events.

Specified by:

runEvents in interface EventManager

Parameters:

rs - the ResultSet

See Also:

Event.run(ServiceRequest)