io.spine.server.event

Class EventEnricher.Builder

java.lang.Object

io.spine.server.enrich.EnricherBuilder<io.spine.base.EventMessage,io.spine.core.EventContext,EventEnricher.Builder>

io.spine.server.event.EventEnricher.Builder

Enclosing class:

EventEnricher

public static final class EventEnricher.Builder
extends EnricherBuilder<io.spine.base.EventMessage,io.spine.core.EventContext,EventEnricher.Builder>

The builder for EventEnricher.

Constructor Summary

Constructors

Constructor and Description
Builder()

Method Summary

Modifier and Type	Method and Description
<M extends io.spine.base.EventMessage,R extends com.google.protobuf.Message> EventEnricher.Builder	add(java.lang.Class<M> eventClassOrInterface, java.lang.Class<R> enrichmentClass, EventEnrichmentFn<M,R> func) Adds event enrichment function to the builder.
EventEnricher	build() Creates a new Enricher.

Methods inherited from class io.spine.server.enrich.EnricherBuilder

doAdd, remove

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Builder

public Builder()

Method Detail

add

@CanIgnoreReturnValue
public <M extends io.spine.base.EventMessage,R extends com.google.protobuf.Message> EventEnricher.Builder add(java.lang.Class<M> eventClassOrInterface,
                                                                                                                                    java.lang.Class<R> enrichmentClass,
                                                                                                                                    EventEnrichmentFn<M,R> func)

Adds event enrichment function to the builder.

Type Parameters:

M - the type of the event message

R - the type of the enrichment message produced by the function

Parameters:

eventClassOrInterface - the class or common interface of the events the passed function enriches

enrichmentClass - the class of the enrichments the passed function produces

func - the enrichment function

Returns:

this builder

Throws:

java.lang.IllegalArgumentException - if the builder already contains a function which produces instances of enrichmentClass for the passed class or interface of events, or for its super-interface, or a sub-interface, or a sub-class

See Also:

EnricherBuilder.remove(Class, Class)

build

public EventEnricher build()

Description copied from class: EnricherBuilder

Creates a new Enricher.

Specified by:

build in class EnricherBuilder<io.spine.base.EventMessage,io.spine.core.EventContext,EventEnricher.Builder>