Spring AMQP What’s New What’s New Changes in 3.2 Since 3.1 Spring Framework 6.1 This version requires Spring Framework 6.2. Consistent Hash Exchange The convenient ConsistentHashExchange and respective ExchangeBuilder.consistentHashExchange() API has been introduced. The retry_count header The retry_count header should be used now instead of relying on server side increment for the x-death.count property.