Package org.axonframework.axonserver.connector.query.subscription

Class GrpcBackedSubscriptionQueryMessage<Q,I,U>

java.lang.Object

org.axonframework.axonserver.connector.query.subscription.GrpcBackedSubscriptionQueryMessage<Q,I,U>

Type Parameters:

Q - a generic specifying the type of the SubscriptionQueryMessage's payload

I - a generic specifying the type of the initial result of the SubscriptionQueryResult

U - a generic specifying the type of the subsequent updates of the SubscriptionQueryResult

All Implemented Interfaces:

Serializable, org.axonframework.messaging.Message<Q>, org.axonframework.queryhandling.QueryMessage<Q,I>, org.axonframework.queryhandling.SubscriptionQueryMessage<Q,I,U>

public class GrpcBackedSubscriptionQueryMessage<Q,I,U>
extends Object
implements org.axonframework.queryhandling.SubscriptionQueryMessage<Q,I,U>

Wrapper that allows clients to access a gRPC SubscriptionQuery message as a SubscriptionQueryMessage.

Since:

4.0

Author:

Sara Pellegrini

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
GrpcBackedSubscriptionQueryMessage(io.axoniq.axonserver.grpc.query.SubscriptionQuery subscriptionQuery, org.axonframework.serialization.Serializer messageSerializer, org.axonframework.serialization.Serializer serializer)	Instantiate a GrpcBackedSubscriptionQueryMessage with the given subscriptionQuery, using the provided messageSerializer to be able to retrieve the payload and MetaData from it.

Method Summary

Modifier and Type	Method	Description
GrpcBackedSubscriptionQueryMessage<Q,I,U>	andMetaData(Map<String,?> metaData)
String	getIdentifier()
org.axonframework.messaging.MetaData	getMetaData()
Q	getPayload()
Class<Q>	getPayloadType()
String	getQueryName()
org.axonframework.messaging.responsetypes.ResponseType<I>	getResponseType()
org.axonframework.messaging.responsetypes.ResponseType<U>	getUpdateResponseType()
GrpcBackedSubscriptionQueryMessage<Q,I,U>	withMetaData(Map<String,?> metaData)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.axonframework.messaging.Message

serializeMetaData, serializePayload

Constructor Details

GrpcBackedSubscriptionQueryMessage

public GrpcBackedSubscriptionQueryMessage(io.axoniq.axonserver.grpc.query.SubscriptionQuery subscriptionQuery,
 org.axonframework.serialization.Serializer messageSerializer,
 org.axonframework.serialization.Serializer serializer)

Instantiate a GrpcBackedSubscriptionQueryMessage with the given subscriptionQuery, using the provided messageSerializer to be able to retrieve the payload and MetaData from it. The serializer is solely used to deserialize the response type of the update message.

Parameters:

subscriptionQuery - the SubscriptionQuery which is being wrapped as a SubscriptionQueryMessage

messageSerializer - the Serializer used to deserialize the payload and MetaData from the given queryRequest

serializer - the Serializer used to deserialize the response type

Method Details

getUpdateResponseType

public org.axonframework.messaging.responsetypes.ResponseType<U> getUpdateResponseType()

Specified by:

getUpdateResponseType in interface org.axonframework.queryhandling.SubscriptionQueryMessage<Q,I,U>

getQueryName

@Nonnull
public String getQueryName()

Specified by:

getQueryName in interface org.axonframework.queryhandling.QueryMessage<Q,I>

getResponseType

@Nonnull
public org.axonframework.messaging.responsetypes.ResponseType<I> getResponseType()

Specified by:

getResponseType in interface org.axonframework.queryhandling.QueryMessage<Q,I>

getIdentifier

public String getIdentifier()

Specified by:

getIdentifier in interface org.axonframework.messaging.Message<Q>

getMetaData

public org.axonframework.messaging.MetaData getMetaData()

Specified by:

getMetaData in interface org.axonframework.messaging.Message<Q>

getPayload

public Q getPayload()

Specified by:

getPayload in interface org.axonframework.messaging.Message<Q>

getPayloadType

public Class<Q> getPayloadType()

Specified by:

getPayloadType in interface org.axonframework.messaging.Message<Q>

withMetaData

public GrpcBackedSubscriptionQueryMessage<Q,I,U> withMetaData(@Nonnull
 Map<String,?> metaData)

Specified by:

withMetaData in interface org.axonframework.messaging.Message<Q>

Specified by:

withMetaData in interface org.axonframework.queryhandling.QueryMessage<Q,I>

Specified by:

withMetaData in interface org.axonframework.queryhandling.SubscriptionQueryMessage<Q,I,U>

andMetaData

public GrpcBackedSubscriptionQueryMessage<Q,I,U> andMetaData(@Nonnull
 Map<String,?> metaData)

Specified by:

andMetaData in interface org.axonframework.messaging.Message<Q>

Specified by:

andMetaData in interface org.axonframework.queryhandling.QueryMessage<Q,I>

Specified by:

andMetaData in interface org.axonframework.queryhandling.SubscriptionQueryMessage<Q,I,U>