io.axoniq.axonserver.connector.impl

Class ForwardingReplyChannel<T>

java.lang.Object

io.axoniq.axonserver.connector.impl.ForwardingReplyChannel<T>

Type Parameters:

T - the message type forwarded by this ReplyChannel to the given StreamObserver

All Implemented Interfaces:

ReplyChannel<T>

public class ForwardingReplyChannel<T>
extends Object
implements ReplyChannel<T>

A ReplyChannel implementation which forwards the result of operations through to a StreamObserver.

Constructor Summary

Constructors

Constructor and Description
ForwardingReplyChannel(String instructionId, String clientId, io.grpc.stub.StreamObserver<T> stream, Function<InstructionResult,Optional<T>> resultBuilder, Runnable onComplete) Construct a ForwardingReplyChannel to forward replies to the given stream.

Method Summary

Modifier and Type	Method and Description
void	complete() Marks the inbound instruction as completed.
void	completeWithError(ErrorCategory errorCategory, String message) Marks the inbound instruction as exceptionally completed.
void	completeWithError(ErrorMessage errorMessage) Marks the inbound instruction as exceptionally completed.
void	send(T outboundMessage) Sends the given outboundMessage as a reply to an incoming instruction.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.axoniq.axonserver.connector.ReplyChannel

sendAck, sendLast, sendNack, sendNack

Constructor Detail

ForwardingReplyChannel

public ForwardingReplyChannel(String instructionId,
                              String clientId,
                              io.grpc.stub.StreamObserver<T> stream,
                              Function<InstructionResult,Optional<T>> resultBuilder,
                              Runnable onComplete)

Construct a ForwardingReplyChannel to forward replies to the given stream.

Parameters:

instructionId - the instruction identifier used to send Result Messages. If the given instruction identifier is null or empty, no result will be sent

clientId - the client identifier used to define the error location upon a completeWithError(ErrorCategory, String) invocation

stream - the StreamObserver to forward replies of this ReplyChannel on

resultBuilder - the builder function used to construct the InstructionResult message, used for both acknowledge the success or the failure of the operation

onComplete - operation to perform when this ReplyChannel is completed, both successfully and exceptionally

Method Detail

send

public void send(T outboundMessage)

Description copied from interface: ReplyChannel

Sends the given outboundMessage as a reply to an incoming instruction. Where possible, the instruction identifiers should be set on the outbound message.

Specified by:

send in interface ReplyChannel<T>

Parameters:

outboundMessage - the message to send

complete

public void complete()

Description copied from interface: ReplyChannel

Marks the inbound instruction as completed.

Specified by:

complete in interface ReplyChannel<T>

completeWithError

public void completeWithError(ErrorMessage errorMessage)

Description copied from interface: ReplyChannel

Marks the inbound instruction as exceptionally completed. The given errorMessage should provide sufficient information about the error.

Specified by:

completeWithError in interface ReplyChannel<T>

Parameters:

errorMessage - the ErrorMessage describing the error

completeWithError

public void completeWithError(ErrorCategory errorCategory,
                              String message)

Description copied from interface: ReplyChannel

Marks the inbound instruction as exceptionally completed. The given errorCategory and message should provide sufficient information about the error.

Specified by:

completeWithError in interface ReplyChannel<T>

Parameters:

errorCategory - the category that best described the error encountered

message - a message providing more details about the Error