Editing Mediator pattern (section)

===Class diagram===
[[File:Mediator design pattern.png|frame|none|The mediator behavioural design pattern]]

;Participants
'''Mediator''' - defines the interface for communication between ''Colleague'' objects

'''ConcreteMediator''' - implements the mediator interface and coordinates communication between ''Colleague'' objects. It is aware of all of the ''Colleagues'' and their purposes with regards to inter-communication.

'''Colleague''' - defines the interface for communication with other ''Colleagues'' through its ''Mediator''

'''ConcreteColleague''' - implements the Colleague interface and communicates with other ''Colleagues'' through its ''Mediator''