Package org.refcodes.observer

Interface EventMetaData

All Superinterfaces:

org.refcodes.mixin.AliasAccessor, org.refcodes.mixin.ChannelAccessor, org.refcodes.mixin.GroupAccessor, org.refcodes.mixin.UniversalIdAccessor

All Known Subinterfaces:

ActionMetaDataEvent.ActionMetaDataEventBuilder, ActionPayloadMetaDataEvent.ActionPayloadMetaDataEventBuilder<P>, EventMetaData.EventMetaDataBuilder, GenericActionMetaDataEvent.GenericActionMetaDataEventBuilder<A,EM,SRC,B>, GenericActionPayloadMetaDataEvent.GenericActionPayloadMetaDataEventBuilder<A,P,EM,SRC,B>

All Known Implementing Classes:

AbstractActionMetaDataEvent.AbstractActionMetaDataEventBuilder, AbstractActionPayloadMetaDataEvent.AbstractActionPayloadMetaDataEventBuilder, ActionMetaDataEventBuilderImpl, ActionPayloadMetaDataEventBuilderImpl, EventMetaDataBuilderImpl, EventMetaDataImpl

public interface EventMetaData
extends org.refcodes.mixin.UniversalIdAccessor, org.refcodes.mixin.AliasAccessor, org.refcodes.mixin.GroupAccessor, org.refcodes.mixin.ChannelAccessor

The Meta-Data describes the event which a publisher posts via the event bus to an event subscriber's event listener. The Meta-Data is the criteria most commonly used by an event matcher in order to identify an loosely coupled event.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	EventMetaData.EventMetaDataBuilder

Nested classes/interfaces inherited from interface org.refcodes.mixin.AliasAccessor

org.refcodes.mixin.AliasAccessor.AliasBuilder<B extends org.refcodes.mixin.AliasAccessor.AliasBuilder<B>>, org.refcodes.mixin.AliasAccessor.AliasMutator, org.refcodes.mixin.AliasAccessor.AliasProperty

Nested classes/interfaces inherited from interface org.refcodes.mixin.ChannelAccessor

org.refcodes.mixin.ChannelAccessor.ChannelBuilder<B extends org.refcodes.mixin.ChannelAccessor.ChannelBuilder<B>>, org.refcodes.mixin.ChannelAccessor.ChannelMutator, org.refcodes.mixin.ChannelAccessor.ChannelProperty

Nested classes/interfaces inherited from interface org.refcodes.mixin.GroupAccessor

org.refcodes.mixin.GroupAccessor.GroupBuilder<B extends org.refcodes.mixin.GroupAccessor.GroupBuilder<B>>, org.refcodes.mixin.GroupAccessor.GroupMutator, org.refcodes.mixin.GroupAccessor.GroupProperty

Nested classes/interfaces inherited from interface org.refcodes.mixin.UniversalIdAccessor

org.refcodes.mixin.UniversalIdAccessor.UniversalIdBuilder<B extends org.refcodes.mixin.UniversalIdAccessor.UniversalIdBuilder<B>>, org.refcodes.mixin.UniversalIdAccessor.UniversalIdMutator, org.refcodes.mixin.UniversalIdAccessor.UniversalIdProperty

Method Summary

Modifier and Type	Method	Description
Class<?>	getPublisherType()	The least common denominator in event Meta-Data is the type of the publisher which gives a hint on the source of the event.

Methods inherited from interface org.refcodes.mixin.AliasAccessor

getAlias

Methods inherited from interface org.refcodes.mixin.ChannelAccessor

getChannel

Methods inherited from interface org.refcodes.mixin.GroupAccessor

getGroup

Methods inherited from interface org.refcodes.mixin.UniversalIdAccessor

getUniversalId

Method Detail

getPublisherType

Class<?> getPublisherType()

The least common denominator in event Meta-Data is the type of the publisher which gives a hint on the source of the event.

Returns:

The type of the publisher who published the event.