corelinux::Observer Class Reference

Observer observes Subjets and supports the event interface for recieving subject event notifications. More...

#include <Observer.hpp>

List of all members.

Public Member Functions
	Observer (void)
	Default constructor.
	Observer (ObserverCref)
	Copy constructor.
virtual	~Observer (void)
	Virtual destructor.
ObserverRef	operator= (ObserverCref)
	Assignment operator.
bool	operator== (ObserverCref) const
	Equality operator.
bool	operator!= (ObserverCref) const
	In-Equality operator.
virtual void	event (Event< Identifier > *) throw ( NullPointerException )
	Called by Subject::notifyObservers if this observer instance is registered for the event type.

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Detailed Description

Observer observes Subjets and supports the event interface for recieving subject event notifications.

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Constructor & Destructor Documentation

corelinux::Observer::Observer

(

ObserverCref

)

Copy constructor.

Parameters:

Observer

const referencee

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Member Function Documentation

void corelinux::Observer::event

(

Event< Identifier > *

anEvent

)

throw ( NullPointerException ) [virtual]

Called by Subject::notifyObservers if this observer instance is registered for the event type.

Parameters:

Event

the type of event interested in

Exceptions:

NullPointer

exception if event is null

Referenced by corelinux::Subject::notifyAllObservers(), and corelinux::Subject::notifyObservers().

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The documentation for this class was generated from the following files:

• Observer.hpp
• Observer.cpp