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package main | |
import ( | |
"context" | |
"fmt" | |
"time" | |
servicebus "github.com/Azure/azure-service-bus-go" | |
) | |
func main() { | |
ctx, cancel := context.WithTimeout(context.Background(), 40*time.Second) | |
defer cancel() | |
connStr := "" | |
queueName := "" | |
// Create a client to communicate with a Service Bus Namespace. | |
ns, err := servicebus.NewNamespace(servicebus.NamespaceWithConnectionString(connStr)) | |
if err != nil { | |
fmt.Println(err) | |
return | |
} | |
// Create a QueueClient in PeekLock mode | |
q, err := ns.NewQueue(queueName) | |
if err != nil { | |
fmt.Println(err) | |
return | |
} | |
sessionID := "my-session" | |
qs := q.NewSession(&sessionID) | |
// Send a message | |
fmt.Println("Sending: hello") | |
if err := qs.Send(ctx, servicebus.NewMessageFromString("hello")); err != nil { | |
fmt.Println(err) | |
return | |
} | |
// Receive and defer the message | |
var sequenceNumber int64 | |
err = qs.ReceiveOne(ctx, servicebus.NewSessionHandler( | |
servicebus.HandlerFunc(func(ctx context.Context, msg *servicebus.Message) error { | |
fmt.Println("Deferring: ", string(msg.Data)) | |
sequenceNumber = *msg.SystemProperties.SequenceNumber | |
return msg.Defer(ctx) | |
}), | |
func(ms *servicebus.MessageSession) error { | |
return nil | |
}, | |
func() {})) | |
if err != nil { | |
fmt.Println(err) | |
return | |
} | |
// Receive the deferred message | |
err = q.ReceiveDeferred(ctx, servicebus.HandlerFunc(func(ctx context.Context, msg *servicebus.Message) error { | |
fmt.Println("Receiving deferred: ", string(msg.Data)) | |
return msg.Complete(ctx) | |
}), sequenceNumber) | |
if err != nil { | |
fmt.Println(err) | |
return | |
} | |
} |
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