Interface | Description |
---|---|
QueryBus |
The mechanism that dispatches Query objects to their appropriate QueryHandlers.
|
QueryGateway |
Interface towards the Query Handling components of an application.
|
QueryHandlerAdapter |
Describes a class capable of subscribing to the query bus.
|
QueryInvocationErrorHandler |
Interface describing a mechanism for the QueryMessage components to report errors.
|
QueryMessage<T,R> |
Message type that carries a Query: a request for information.
|
QueryResponseMessage<T> |
Message that contains the results of a Query.
|
QueryUpdateEmitter |
Component which informs subscription queries about updates, errors and when there are no more updates.
|
SubscriptionQueryMessage<Q,I,U> |
Message type that carries a Subscription Query: a request for information.
|
SubscriptionQueryResult<I,U> |
Result of the subscription query.
|
SubscriptionQueryUpdateMessage<U> |
Message which holds incremental update of an subscription query.
|
Class | Description |
---|---|
DefaultQueryGateway |
Implementation of the QueryGateway interface that allows the registration of dispatchInterceptors.
|
DefaultQueryGateway.Builder |
Builder class to instantiate a
DefaultQueryGateway . |
DefaultSubscriptionQueryResult<I,U> |
Default implementation of
SubscriptionQueryResult . |
GenericQueryMessage<T,R> |
Generic implementation of the QueryMessage.
|
GenericQueryResponseMessage<R> |
QueryResponseMessage implementation that takes all properties as constructor parameters.
|
GenericSubscriptionQueryMessage<Q,I,U> |
Generic implementation of the
SubscriptionQueryMessage . |
GenericSubscriptionQueryUpdateMessage<U> |
Generic
SubscriptionQueryUpdateMessage which holds incremental update of an subscription query. |
LoggingQueryInvocationErrorHandler |
Implementation of the QueryInvocationErrorHandler that logs all errors to a given
Logger . |
LoggingQueryInvocationErrorHandler.Builder |
Builder class to instantiate a
LoggingQueryInvocationErrorHandler . |
SimpleQueryBus |
Implementation of the QueryBus that dispatches queries to the handlers within the JVM.
|
SimpleQueryBus.Builder |
Builder class to instantiate a
SimpleQueryBus . |
SimpleQueryUpdateEmitter |
Implementation of
QueryUpdateEmitter that uses Project Reactor to implement Update Handlers. |
SimpleQueryUpdateEmitter.Builder |
Builder class to instantiate a
SimpleQueryUpdateEmitter . |
SubscriptionQueryBackpressure |
Backpressure mechanism used for subscription queries.
|
UpdateHandlerRegistration<U> |
Result of registering an Update Handler.
|
Exception | Description |
---|---|
CompletedEmitterException |
Exception indicating that
QueryUpdateEmitter is completed, thus cannot be used to emit messages and report
errors. |
NoHandlerForQueryException |
Exception indicating a query for a single result was executed, but no handlers were found that could provide an
answer.
|
QueryExecutionException |
Exception indicating that the execution of a Query Handler has resulted in an exception
|
Annotation Type | Description |
---|---|
QueryHandler |
Marker annotation to mark any method on an object as being a QueryHandler.
|
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