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Handles the consuming of messages from queues
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package comms | |
//Consume consumes the messages from the queues and passes it as map of chan of amqp.Delivery | |
func (c *Connection) Consume() (map[string]<-chan amqp.Delivery, error) { | |
m := make(map[string]<-chan amqp.Delivery) | |
for _, q := range c.queues { | |
deliveries, err := c.channel.Consume(q, "", false, false, false, false, nil) | |
if err != nil { | |
return nil ,err | |
} | |
m[q] = deliveries | |
} | |
return m, nil | |
} | |
//HandleConsumedDeliveries handles the consumed deliveries from the queues. Should be called only for a consumer connection | |
func (c *Connection) HandleConsumedDeliveries(q string, delivery <-chan amqp.Delivery, fn func(Connection, string, <-chan amqp.Delivery)) { | |
for { | |
go fn(*c, q, delivery) | |
if err := <-c.err; err != nil { | |
c.Reconnect() | |
deliveries, err := c.Consume() | |
if err != nil { | |
panic(err) //raising panic if consume fails even after reconnecting | |
} | |
delivery = deliveries[q] | |
} | |
} | |
} |
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