27 lines
786 B
Kotlin
27 lines
786 B
Kotlin
package eventDemo.libs.event
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import kotlin.reflect.KClass
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/**
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* Interface representing an event stream for publishing and reading domain events
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*/
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interface EventStream<E : Event<ID>, ID : AggregateId> {
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/** Publishes a single event to the event stream */
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fun publish(event: E)
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/** Publishes multiple events to the event stream */
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fun publish(vararg events: E)
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/** Reads the last event associated with a given aggregate ID */
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fun readLast(aggregateId: ID): E?
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/** Reads the last event of a specific type associated with a given aggregate ID */
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fun <R : E> readLastOf(
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aggregateId: ID,
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eventType: KClass<out R>,
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): E?
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/** Reads all events associated with a given aggregate ID */
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fun readAll(aggregateId: ID): List<E>
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}
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