| Modifier and Type | Class and Description | 
|---|---|
| class  | GrpcBackedQueryMessage<Q,R>Wrapper that allows clients to access a gRPC  QueryRequestas aQueryMessage. | 
| Modifier and Type | Method and Description | 
|---|---|
| <Q,R> QueryMessage<Q,R> | QuerySerializer. deserializeRequest(QueryRequest queryRequest)Convert a  QueryRequestinto aQueryMessage. | 
| Modifier and Type | Method and Description | 
|---|---|
| int | QueryPriorityCalculator. determinePriority(QueryMessage<?,?> query)Determines the priority of the given  query. | 
| <Q,R> CompletableFuture<QueryResponseMessage<R>> | AxonServerQueryBus. query(QueryMessage<Q,R> queryMessage) | 
| <Q,R> Stream<QueryResponseMessage<R>> | AxonServerQueryBus. scatterGather(QueryMessage<Q,R> queryMessage,
             long timeout,
             TimeUnit timeUnit) | 
| <Q,R> QueryRequest | QuerySerializer. serializeRequest(QueryMessage<Q,R> queryMessage,
                int nrResults,
                long timeout,
                int priority)Convert a  QueryMessageinto aQueryRequest. | 
| Modifier and Type | Method and Description | 
|---|---|
| Registration | AxonServerQueryBus. registerDispatchInterceptor(MessageDispatchInterceptor<? super QueryMessage<?,?>> dispatchInterceptor) | 
| Registration | AxonServerQueryBus. registerHandlerInterceptor(MessageHandlerInterceptor<? super QueryMessage<?,?>> interceptor) | 
| <R> Registration | AxonServerQueryBus. subscribe(String queryName,
         Type responseType,
         MessageHandler<? super QueryMessage<?,R>> handler) | 
| AxonServerQueryBus.Builder | AxonServerQueryBus.Builder. targetContextResolver(TargetContextResolver<? super QueryMessage<?,?>> targetContextResolver)Sets the  TargetContextResolverused to resolve the target (bounded) context of an ingestedQueryMessage. | 
| Constructor and Description | 
|---|
| AxonServerQueryBus(AxonServerConnectionManager axonServerConnectionManager,
                  AxonServerConfiguration configuration,
                  QueryUpdateEmitter updateEmitter,
                  QueryBus localSegment,
                  Serializer messageSerializer,
                  Serializer genericSerializer,
                  QueryPriorityCalculator priorityCalculator,
                  TargetContextResolver<? super QueryMessage<?,?>> targetContextResolver)Deprecated. 
 in favor of using the  AxonServerQueryBus.Builder(with the convenienceAxonServerQueryBus.builder()method) to instantiate
 an Axon Server Query Bus | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | GrpcBackedSubscriptionQueryMessage<Q,I,U>Wrapper that allows clients to access a gRPC  SubscriptionQuerymessage as aSubscriptionQueryMessage. | 
| Modifier and Type | Method and Description | 
|---|---|
| MessageMonitor<? super QueryMessage<?,?>> | GlobalMetricRegistry. registerQueryBus(String name)Registers new metrics to the registry to monitor a  QueryBus. | 
| Modifier and Type | Method and Description | 
|---|---|
| MessageMonitor<? super QueryMessage<?,?>> | GlobalMetricRegistry. registerQueryBus(String name)Registers new metrics to the registry to monitor a  QueryBus. | 
| Modifier and Type | Interface and Description | 
|---|---|
| interface  | SubscriptionQueryMessage<Q,I,U>Message type that carries a Subscription Query: a request for information. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | GenericQueryMessage<T,R>Generic implementation of the QueryMessage. | 
| class  | GenericSubscriptionQueryMessage<Q,I,U>Generic implementation of the  SubscriptionQueryMessage. | 
| Modifier and Type | Method and Description | 
|---|---|
| QueryMessage<T,R> | QueryMessage. andMetaData(Map<String,?> additionalMetaData)Returns a copy of this QueryMessage with its MetaData merged with given  metaData. | 
| QueryMessage<T,R> | GenericQueryMessage. andMetaData(Map<String,?> metaData) | 
| QueryMessage<T,R> | QueryMessage. withMetaData(Map<String,?> metaData)Returns a copy of this QueryMessage with the given  metaData. | 
| QueryMessage<T,R> | GenericQueryMessage. withMetaData(Map<String,?> metaData) | 
| Modifier and Type | Method and Description | 
|---|---|
| void | QueryInvocationErrorHandler. onError(Throwable error,
       QueryMessage<?,?> queryMessage,
       MessageHandler messageHandler)Invoked when an error occurred while invoking a message handler in a scatter-gather query. | 
| void | LoggingQueryInvocationErrorHandler. onError(Throwable error,
       QueryMessage<?,?> queryMessage,
       MessageHandler messageHandler) | 
| <Q,R> CompletableFuture<QueryResponseMessage<R>> | SimpleQueryBus. query(QueryMessage<Q,R> query) | 
| <Q,R> CompletableFuture<QueryResponseMessage<R>> | QueryBus. query(QueryMessage<Q,R> query)Dispatch the given  queryto a single QueryHandler subscribed to the givenquery's queryName
 and responseType. | 
| <Q,R> Stream<QueryResponseMessage<R>> | SimpleQueryBus. scatterGather(QueryMessage<Q,R> query,
             long timeout,
             TimeUnit unit) | 
| <Q,R> Stream<QueryResponseMessage<R>> | QueryBus. scatterGather(QueryMessage<Q,R> query,
             long timeout,
             TimeUnit unit)Dispatch the given  queryto all QueryHandlers subscribed to the givenquery's queryName/responseType. | 
| Modifier and Type | Method and Description | 
|---|---|
| DefaultQueryGateway.Builder | DefaultQueryGateway.Builder. dispatchInterceptors(List<MessageDispatchInterceptor<? super QueryMessage<?,?>>> dispatchInterceptors) | 
| SimpleQueryBus.Builder | SimpleQueryBus.Builder. messageMonitor(MessageMonitor<? super QueryMessage<?,?>> messageMonitor)Sets the  MessageMonitorused to monitor query messages. | 
| Registration | DefaultQueryGateway. registerDispatchInterceptor(MessageDispatchInterceptor<? super QueryMessage<?,?>> interceptor) | 
| Registration | SimpleQueryBus. registerDispatchInterceptor(MessageDispatchInterceptor<? super QueryMessage<?,?>> interceptor)Registers an interceptor that intercepts Queries as they are sent. | 
| Registration | SimpleQueryBus. registerHandlerInterceptor(MessageHandlerInterceptor<? super QueryMessage<?,?>> interceptor)Registers an interceptor that is used to intercept Queries before they are passed to their
 respective handlers. | 
| <R> Registration | SimpleQueryBus. subscribe(String queryName,
         Type responseType,
         MessageHandler<? super QueryMessage<?,R>> handler) | 
| <R> Registration | QueryBus. subscribe(String queryName,
         Type responseType,
         MessageHandler<? super QueryMessage<?,R>> handler)Subscribe the given  handlerto queries with the givenqueryNameandresponseType. | 
| Modifier and Type | Method and Description | 
|---|---|
| boolean | AnnotationQueryHandlerAdapter. canHandle(QueryMessage<?,?> message) | 
| Object | AnnotationQueryHandlerAdapter. handle(QueryMessage<?,?> message) | 
| Modifier and Type | Method and Description | 
|---|---|
| AxonServerQueryBus | AxonServerAutoConfiguration. queryBus(AxonServerConnectionManager axonServerConnectionManager,
        AxonServerConfiguration axonServerConfiguration,
        AxonConfiguration axonConfiguration,
        TransactionManager txManager,
        Serializer messageSerializer,
        Serializer genericSerializer,
        QueryPriorityCalculator priorityCalculator,
        QueryInvocationErrorHandler queryInvocationErrorHandler,
        TargetContextResolver<? super QueryMessage<?,?>> targetContextResolver) | 
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