Difference between revisions of "Event Handling Design"

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=== Classes ===
=== Classes ===


{|
|
A Message handler has a list of subscriptions.
|
<uml>
<uml>


Line 16: Line 21:


class MsgEntry {
class MsgEntry {
   +void Publish()
   +void Reset()
}
 
class iNetSubscriber {
  +{abstract} bool Verify()
  +{abstract} void HandleMessage()
}
}


</uml>
|
Each server class inherit from the iNetSubscriber.
|
<uml>
class iNetSubscriber {
class iNetSubscriber {
   + Verify()
   +{abstract} bool Verify()
   + HandleMessage()
   +{abstract} void HandleMessage()
}
note right: Abstract base class for message recipients.
 
iNetSubscriber <|-- MessageManagerBase
MessageManagerBase <|-- MessageManager
MessageManager <|-- ServerClass
note "Example classes from the server" as Note1
ServerClass .. Note1
 
 
class MessageManagerBase {
  +bool Verify()
  +bool HandleMessage()
}
 
class MessageManager<SubClass> {
  +void Subscribe()
  +void Unsubscribe()
}
 
class ServerClass {
  +void HandleTestEvent()
}
}


</uml>
</uml>
|}


=== Sequences ===
=== Sequences ===
Line 30: Line 72:
<uml>
<uml>


ServerClass -> ServerClass : Subscribe
note right : Subscribe to TestEvent
activate ServerClass
deactivate ServerClass
ServerClass -> MsgHandler : Publish
ServerClass -> MsgHandler : Publish
MsgHandler -> iNetSubscriber : Verify
note right : Publish the TestEvent
MsgHandler -> iNetSubscriber : HandleMessage
activate ServerClass
 
activate MsgHandler
loop All Subscriptions
MsgHandler -> MsgEntry : Reset
activate MsgEntry
MsgEntry --> MsgHandler
deactivate MsgEntry
MsgHandler -> ServerClass : Verify
activate ServerClass
ServerClass --> MsgHandler
deactivate ServerClass
MsgHandler -> ServerClass : HandleMessage
activate ServerClass
ServerClass -> ServerClass : HandleTestEvent
activate ServerClass
ServerClass --> MsgHandler
deactivate ServerClass
deactivate ServerClass
end
MsgHandler --> ServerClass
deactivate MsgHandler
deactivate ServerClass
</uml>
</uml>



Latest revision as of 18:55, 9 April 2013

Event Handling

Event handling is a speciall case of the Detailed Network Design where messages are published and received inside the server.

Classes

A Message handler has a list of subscriptions.

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Each server class inherit from the iNetSubscriber.

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Sequences

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