JournaledGrain<TGrainState, TEventBase>.TransitionState(TGrainState, TEventBase)

1. Documentation
2. API reference
3. Microsoft.Orleans.EventSourcing
4. JournaledGrain<TGrainState, TEventBase>
5. Methods
6. TransitionState(TGrainState, TEventBase)

Markdown

TransitionState(TGrainState, TEventBase)

virtual

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protected virtual void JournaledGrain<TGrainState, TransitionState(TGrainState state, TEventBase @event)

Defines how to apply events to the state. Unless it is overridden in the subclass, it calls a dynamic "Apply" function on the state, with the event as a parameter. All exceptions thrown by this method are caught and logged by the log view provider.

Override this to customize how to transition the state for a given event.

Parameters

stateTGrainState

The state.

eventTEventBase

The event.