Request-reply communication

The following diagram provides an overview of the scenario that we will implement:

Request-reply communication

The sender will send a message to the default exchange with a routing key that matches the name of the designated request queue. The request receiver is a subscriber to the request queue. After a request message is received, the request receiver retrieves the value of the replyTo property from the message header, creates a response message, and sends it to the default exchange with a routing key that matches the replyTo property. This means that the replyTo property points to a queue that handles response messages and the sender is subscribed ...

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