Provide a MessageBuilder with "fluent API" methods [AMQP-39]

[spring-operator]

Mark Fisher opened AMQP-39 and commented

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Issue Links:

• Define a MessageFactory for configuration of common "default" MessageProperties values [AMQP-42] #1609 Define a MessageFactory for configuration of common "default" MessageProperties values

[spring-operator]

Gary Russell commented

PR: #144