anchor.diff:  +
   Default: `1`.
   
  -== Rabbit Producer Properties
  +=== Rabbit Producer Properties
   
   The following properties are available for Rabbit producers only and
   must be prefixed with `spring.cloud.stream.rabbit.bindings.<channelName>.producer.`.
  
positive.code: +
  Default: `1` (BEST_LEVEL).
  
  == RabbitMQ Consumer Properties
  
  The following properties are available for Rabbit consumers only and
  must be prefixed with `spring.cloud.stream.rabbit.bindings.<channelName>.consumer.`.
  
negative.code: Each consumer instance have a corresponding RabbitMQ `Consumer` instance for its group's `Queue`.
  For partitioned producers/consumers the queues are suffixed with the partition index and use the partition index as routing key.
  
  == Configuration Options
  
  This section contains settings specific to the RabbitMQ Binder and bound channels.
  
  For general binding configuration options and properties,
  please refer to the https://github.com/spring-cloud/spring-cloud-stream/blob/master/spring-cloud-stream-docs/src/main/asciidoc/spring-cloud-stream-overview.adoc#configuration-options[Spring Cloud Stream core documentation].
  
  === RabbitMQ Binder Properties
  
  By default, the RabbitMQ binder uses Spring Boot's `ConnectionFactory`, and it therefore supports all Spring Boot configuration options for RabbitMQ.
  (For reference, consult the http://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#common-application-properties[Spring Boot documentation].)
  