MessageBus

datafold::fold_db_core::infrastructure::message_bus

Struct MessageBus 

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pub struct MessageBus { /* private fields */ }
Expand description

Main synchronous message bus for event-driven communication

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impl MessageBus

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pub fn new() -> Self

Create a new message bus instance

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pub fn subscribe<T: EventType>(&self) -> Consumer<T>

Subscribe to events of a specific type Returns a Consumer that can be used to receive events

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pub fn publish<T: EventType>(&self, event: T) -> MessageBusResult<()>

Publish an event to all subscribers of that event type

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pub fn subscriber_count<T: EventType>(&self) -> usize

Get the number of subscribers for a given event type

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impl Default for MessageBus

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fn default() -> Self

Returns the “default value” for a type. Read more

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