Package org.springframework.amqp.core

Interface MessageListener

All Known Subinterfaces:

BatchMessageListener, ChannelAwareBatchMessageListener, ChannelAwareMessageListener, StreamMessageListener

All Known Implementing Classes:

AbstractAdaptableMessageListener, AsyncRabbitTemplate, BatchingRabbitTemplate, BatchMessagingMessageListenerAdapter, BrokerEventListener, MessageListenerAdapter, MessagingMessageListenerAdapter, RabbitTemplate, StreamMessageListenerAdapter, TestRabbitTemplate

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface MessageListener

Listener interface to receive asynchronous delivery of Amqp Messages.

Author:

Mark Pollack, Gary Russell

Method Summary

Modifier and Type	Method	Description
default void	containerAckMode(AcknowledgeMode mode)	Called by the container to inform the listener of its acknowledgement mode.
default boolean	isAsyncReplies()	Return true if this listener is request/reply and the replies are async.
void	onMessage(Message message)	Delivers a single message.
default void	onMessageBatch(List<Message> messages)	Delivers a batch of messages.

Method Details

onMessage

void onMessage(Message message)

Delivers a single message.

Parameters:

message - the message.

containerAckMode

default void containerAckMode(AcknowledgeMode mode)

Called by the container to inform the listener of its acknowledgement mode.

Parameters:

mode - the AcknowledgeMode.

Since:

2.1.4

isAsyncReplies

default boolean isAsyncReplies()

Return true if this listener is request/reply and the replies are async.

Returns:

true for async replies.

Since:

2.2.21

onMessageBatch

default void onMessageBatch(List<Message> messages)

Delivers a batch of messages.

Parameters:

messages - the messages.

Since:

2.2