How to consume one message?

Question

With example in rabbitmq, consumer get all messages from queue at one time. How to consume one message and exit?

QueueingConsumer consumer = new QueueingCons         


        

Answer 1

const consumeFromQueue = async (queueName) => {
    try {

        let data = await channel.get(queueName)// get one msg at a time
        if (data) {

            data.content ? eval("(" + data.content.toString() + ")()") : ""
            channel.ack(data)
        } else {
            //console.log("Empty Queue")
        }
    }
    catch (error) {
        //console.log("Error while consuming from rabbitmq queue", error)
        return Promise.reject(error)
    }
}