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com.vaadin.collaborationengine.
Package com.vaadin.collaborationengine
Interface PresenceHandler
All Superinterfaces:
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
Functional interface that defines how to handle user presence changes in a topic.
Since:
4.0
Author:
Vaadin Ltd
See Also:
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Nested Class Summary
Nested ClassesModifier and TypeInterfaceDescriptionstatic interfaceThe context of the user presence.
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Method Summary
Modifier and TypeMethodDescriptionHandles a change of user presence in a topic.
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Method Details
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handlePresence
Handles a change of user presence in a topic.
Parameters:
context- the context of the user presence, notnullReturns:
a registration that will be removed when the user stops being present
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