Module io.helidon.messaging

Package io.helidon.messaging

Interface NackHandler<M extends Message<?>>

Type Parameters:

M - Connector specific message type

public interface NackHandler<M extends Message<?>>

Nack handler for interface for messages connectors.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DLQ_ERROR_MSG_PROP	Message from error causing DLQ redirection.
static final String	DLQ_ERROR_PROP	Error type causing the message to be sent to DLQ.
static final String	DLQ_ORIG_TOPIC_PROP	Original destination of this message.

Method Summary

Modifier and Type	Method	Description
Function<Throwable,CompletionStage<Void>>	getNack(M message)	Return nack function to be used by message when nacked.

Field Details

DLQ_ERROR_PROP

static final String DLQ_ERROR_PROP

Error type causing the message to be sent to DLQ.

See Also:

• Constant Field Values

DLQ_ERROR_MSG_PROP

static final String DLQ_ERROR_MSG_PROP

Message from error causing DLQ redirection.

See Also:

• Constant Field Values

DLQ_ORIG_TOPIC_PROP

static final String DLQ_ORIG_TOPIC_PROP

Original destination of this message.

See Also:

• Constant Field Values

Method Details

getNack

Function<Throwable,CompletionStage<Void>> getNack(M message)

Return nack function to be used by message when nacked.

Parameters:

message - owner message of the nack function

Returns:

nack function to be used by message when nacked