C# Amqp.SenderLink类代码示例

        static void Main(string[] args)
        {
            //Create host and register custom transport listener
            var uri = new Uri(address);
            var host = new ContainerHost(new List<Uri>() { uri }, null, uri.UserInfo);
            host.CustomTransports.Add("pipe", NamedPipeTransport.Listener);
            host.RegisterMessageProcessor(nodeName, new MessageProcessor());
            host.Open();
            Console.WriteLine("Listener: running");

            //Create factory with custom transport factory
            var factory = new ConnectionFactory(new TransportProvider[] { NamedPipeTransport.Factory });
            var connection = factory.CreateAsync(new Address(address)).GetAwaiter().GetResult();
            var session = new Session(connection);
            var sender = new SenderLink(session, "message-client", nodeName);
            Console.WriteLine("Client: sending a message");
            sender.Send(new Message("Hello Pipe!"));
            sender.Close();
            session.Close();
            connection.Close();
            Console.WriteLine("Client: closed");

            host.Close();
            Console.WriteLine("Listener: closed");
        }

        public void PerfAtLeastOnceSend()
        {
            string testName = "PerfAtLeastOnceSend";
            Connection connection = new Connection(address);
            Session session = new Session(connection);
            this.sender = new SenderLink(session, "sender-" + testName, "q1");

            this.onOutcome = OnSendComplete;
            this.done = new ManualResetEvent(false);
            this.totalCount = 1000000;
            this.completedCount = 0;
            this.initialCount = 300;
            this.batchCount = 100;
            Trace.TraceLevel = TraceLevel.Information;

            var watch = new System.Diagnostics.Stopwatch();
            watch.Start();

            this.SendMessages(initialCount);

            this.done.WaitOne();
            watch.Stop();
            Trace.WriteLine(TraceLevel.Information, "total: {0}, time: {1}ms", this.totalCount, watch.ElapsedMilliseconds);

            connection.Close();
        }

        public async Task WebSocketSendReceiveAsync()
        {
            string testName = "WebSocketSendReceiveAsync";

            // assuming it matches the broker's setup and port is not taken
            Address wsAddress = new Address("ws://guest:[email protected]:18080");
            int nMsgs = 50;

            Connection connection = await Connection.Factory.CreateAsync(wsAddress);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender-" + testName, "q1");

            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = new Message();
                message.Properties = new Properties() { MessageId = "msg" + i, GroupId = testName };
                message.ApplicationProperties = new ApplicationProperties();
                message.ApplicationProperties["sn"] = i;
                await sender.SendAsync(message);
            }

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, "q1");
            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = await receiver.ReceiveAsync();
                Trace.WriteLine(TraceLevel.Information, "receive: {0}", message.ApplicationProperties["sn"]);
                receiver.Accept(message);
            }

            await sender.CloseAsync();
            await receiver.CloseAsync();
            await session.CloseAsync();
            await connection.CloseAsync();
        }

        public void InitializeChannels(SendLinkDescription[] sendLinks)
        {
            InitializeConnectionAndSession();

            foreach(var link in sendLinks)
            {
                // Some sanity checks first
                if (link.Type != LinkType.Send) continue;
                if (!this.partitions.Contains(link.PartitionId.ToString()))
                {
                    throw new Exception(string.Format(
                        "Partition '{0}' does not exist in this event hub and cannot be initialized.",
                        link.PartitionId));
                }

                var amqpLink = new SenderLink(
                    this.amqpSession,
                    "send-link:" + link.Name,
                    string.Format("{0}/Partitions/{1}",
                        this.settings.EventHubName,
                        link.PartitionId));

                this.channels.Add(link.Name, new SendChannel()
                {
                    Connection = amqpConnection,
                    Session = amqpSession,
                    Link = amqpLink,
                    Name = link.Name,
                    PartitionId = link.PartitionId.ToString()
                });
            }
        }

        public void CloseConnectionWithDetachTest()
        {
            this.testListener.RegisterTarget(TestPoint.Close, (stream, channel, fields) =>
            {
                // send a detach
                TestListener.FRM(stream, 0x16UL, 0, channel, 0u, true);
                return TestOutcome.Continue;
            });

            string testName = "CloseConnectionWithDetachTest";

            Trace.WriteLine(TraceLevel.Information, "sync test");
            {
                Connection connection = new Connection(this.address);
                Session session = new Session(connection);
                SenderLink sender = new SenderLink(session, "sender-" + testName, "any");
                sender.Send(new Message("test") { Properties = new Properties() { MessageId = testName } });
                connection.Close();
                Assert.IsTrue(connection.Error == null, "connection has error!" + connection.Error);
            }

            Trace.WriteLine(TraceLevel.Information, "async test");
            Task.Factory.StartNew(async () =>
            {
                Connection connection = await Connection.Factory.CreateAsync(this.address);
                Session session = new Session(connection);
                SenderLink sender = new SenderLink(session, "sender-" + testName, "any");
                await sender.SendAsync(new Message("test") { Properties = new Properties() { MessageId = testName } });
                await connection.CloseAsync();
                Assert.IsTrue(connection.Error == null, "connection has error!" + connection.Error);

            }).Unwrap().GetAwaiter().GetResult();
        }

        async Task RunSampleAsync()
        {
            ConnectionFactory factory = new ConnectionFactory();
            factory.SASL.Profile = SaslProfile.External;

            Trace.WriteLine(TraceLevel.Information, "Establishing a connection...");
            Address address = new Address(this.Namespace, 5671, null, null, "/", "amqps");
            var connection = await factory.CreateAsync(address);

            // before any operation can be performed, a token must be put to the $cbs node
            Trace.WriteLine(TraceLevel.Information, "Putting a token to the $cbs node...");
            await PutTokenAsync(connection);

            Trace.WriteLine(TraceLevel.Information, "Sending a message...");
            var session = new Session(connection);
            var sender = new SenderLink(session, "ServiceBus.Cbs:sender-link", this.Entity);
            await sender.SendAsync(new Message("test"));
            await sender.CloseAsync();

            Trace.WriteLine(TraceLevel.Information, "Receiving the message back...");
            var receiver = new ReceiverLink(session, "ServiceBus.Cbs:receiver-link", this.Entity);
            var message = await receiver.ReceiveAsync();
            receiver.Accept(message);
            await receiver.CloseAsync();

            Trace.WriteLine(TraceLevel.Information, "Closing the connection...");
            await session.CloseAsync();
            await connection.CloseAsync();
        }

        static void RunRequestClient(string address)
        {
            Connection connection = new Connection(new Address(address));
            Session session = new Session(connection);

            string replyTo = "client-reply-to";
            Attach recvAttach = new Attach()
            {
                Source = new Source() { Address = "request_processor" },
                Target = new Target() { Address = replyTo }
            };

            ReceiverLink receiver = new ReceiverLink(session, "request-client-receiver", recvAttach, null);
            SenderLink sender = new SenderLink(session, "request-client-sender", "request_processor");

            Message request = new Message("hello");
            request.Properties = new Properties() { MessageId = "request1", ReplyTo = replyTo };
            sender.Send(request, null, null);
            Console.WriteLine("Sent request {0} body {1}", request.Properties, request.Body);

            Message response = receiver.Receive();
            Console.WriteLine("Received response: {0} body {1}", response.Properties, response.Body);
            receiver.Accept(response);

            receiver.Close();
            sender.Close();
            session.Close();
            connection.Close();
        }

        public async Task CustomMessgeBody()
        {
            string testName = "CustomMessgeBody";

            Connection connection = await Connection.Factory.CreateAsync(this.testTarget.Address);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);

            Student student = new Student("Tom");
            student.Age = 16;
            student.Address = new StreetAddress() { FullAddress = "100 Main St. Small Town" };
            student.DateOfBirth = new System.DateTime(1988, 5, 1, 1, 2, 3, 100, System.DateTimeKind.Utc);

            Message message = new Message(student);
            message.Properties = new Properties() { MessageId = "student" };
            await sender.SendAsync(message);

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, testTarget.Path);
            Message message2 = await receiver.ReceiveAsync();
            Trace.WriteLine(TraceLevel.Information, "receive: {0}", message2.Properties);
            receiver.Accept(message);

            await sender.CloseAsync();
            await receiver.CloseAsync();
            await session.CloseAsync();
            await connection.CloseAsync();

            Student student2 = message2.GetBody<Student>();
            Assert.AreEqual(student.Age, student2.Age - 1); // incremented in OnDeserialized
            Assert.AreEqual(student.DateOfBirth, student2.DateOfBirth);
            Assert.AreEqual(student.Address.FullAddress, student2.Address.FullAddress);
        }

        public void TestMethod_BasicSendReceive()
        {
            string testName = "BasicSendReceive";
            const int nMsgs = 200;
            Connection connection = new Connection(testTarget.Address);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender-" + testName, testTarget.Path);

            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = new Message("msg" + i);
                message.Properties = new Properties() { GroupId = "abcdefg" };
                message.ApplicationProperties = new ApplicationProperties();
                message.ApplicationProperties["sn"] = i;
                sender.Send(message, null, null);
            }

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, testTarget.Path);
            for (int i = 0; i < nMsgs; ++i)
            {
                Message message = receiver.Receive();
                Trace.WriteLine(TraceLevel.Verbose, "receive: {0}", message.ApplicationProperties["sn"]);
                receiver.Accept(message);
            }
            
            sender.Close();
            receiver.Close();
            session.Close();
            connection.Close();
        }

        static void Main(string[] args)
        {
            string brokerUrl = "amqp://localhost:5672";
              string address   = "my_queue";

              Address    brokerAddr = new Address(brokerUrl);
              Connection connection = new Connection(brokerAddr);
              Session    session    = new Session(connection);

              SenderLink   sender   = new   SenderLink(session, "sender",   address);
              ReceiverLink receiver = new ReceiverLink(session, "receiver", address);

              Message helloOut = new Message("Hello World!");
              sender.Send(helloOut);

              Message helloIn = receiver.Receive();
              receiver.Accept(helloIn);

              Console.WriteLine(helloIn.Body.ToString());

              receiver.Close();
              sender.Close();
              session.Close();
              connection.Close();
        }

        public void TransactedPosting()
        {
            string testName = "TransactedPosting";
            int nMsgs = 5;

            Connection connection = new Connection(this.address);
            Session session = new Session(connection);
            SenderLink sender = new SenderLink(session, "sender-" + testName, "q1");

            // commit
            using (var ts = new TransactionScope())
            {
                for (int i = 0; i < nMsgs; i++)
                {
                    Message message = new Message("test");
                    message.Properties = new Properties() { MessageId = "commit" + i, GroupId = testName };
                    sender.Send(message);
                }

                ts.Complete();
            }

            // rollback
            using (var ts = new TransactionScope())
            {
                for (int i = nMsgs; i < nMsgs * 2; i++)
                {
                    Message message = new Message("test");
                    message.Properties = new Properties() { MessageId = "rollback" + i, GroupId = testName };
                    sender.Send(message);
                }
            }

            // commit
            using (var ts = new TransactionScope())
            {
                for (int i = 0; i < nMsgs; i++)
                {
                    Message message = new Message("test");
                    message.Properties = new Properties() { MessageId = "commit" + i, GroupId = testName };
                    sender.Send(message);
                }

                ts.Complete();
            }

            ReceiverLink receiver = new ReceiverLink(session, "receiver-" + testName, "q1");
            for (int i = 0; i < nMsgs * 2; i++)
            {
                Message message = receiver.Receive();
                Trace.WriteLine(TraceLevel.Information, "receive: {0}", message.Properties.MessageId);
                receiver.Accept(message);
                Assert.IsTrue(message.Properties.MessageId.StartsWith("commit"));
            }

            connection.Close();
        }

        //
        // Sample invocation: Interop.Spout.exe --broker localhost:5672 --timeout 30 --address my-queue
        //
        static int Main(string[] args)
        {
            const int ERROR_SUCCESS = 0;
            const int ERROR_OTHER = 2;

            int exitCode = ERROR_SUCCESS;
            Connection connection = null;
            try
            {
                Options options = new Options(args);

                Address address = new Address(options.Url);
                connection = new Connection(address);
                Session session = new Session(connection);
                SenderLink sender = new SenderLink(session, "sender-spout", options.Address);
                // TODO: ReplyTo

                Stopwatch stopwatch = new Stopwatch();
                TimeSpan timespan = new TimeSpan(0, 0, options.Timeout);
                stopwatch.Start();
                for (int nSent = 0;
                    (0 == options.Count || nSent < options.Count) &&
                    (0 == options.Timeout || stopwatch.Elapsed <= timespan);
                    nSent++)
                {
                    string id = options.Id;
                    if (id.Equals(""))
                    {
                        Guid g = Guid.NewGuid();
                        id = g.ToString();
                    }
                    id += ":" + nSent.ToString();

                    Message message = new Message(options.Content);
                    message.Properties = new Properties() { MessageId = id };
                    sender.Send(message);
                    if (options.Print)
                    {
                        Console.WriteLine("Message(Properties={0}, ApplicationProperties={1}, Body={2}",
                                      message.Properties, message.ApplicationProperties, message.Body);
                    }
                }
                sender.Close();
                session.Close();
                connection.Close();
            }
            catch (Exception e)
            {
                Console.WriteLine("Exception {0}.", e);
                if (null != connection)
                    connection.Close();
                exitCode = ERROR_OTHER;
            }
            return exitCode;
        }

        protected void GetPartitions(Session session)
        {
            ReceiverLink receiverLink = null;
            SenderLink senderLink = null;

            try
            {
                // create a pair of links for request/response
                Trace.WriteLine(TraceLevel.Information, "Creating a request and a response link...");
                string clientNode = "client-temp-node";
                senderLink = new SenderLink(session, "mgmt-sender", "$management");
                receiverLink = new ReceiverLink(
                    session,
                    "mgmt-receiver",
                    new Attach()
                    {
                        Source = new Source() { Address = "$management" },
                        Target = new Target() { Address = clientNode }
                    },
                    null);

                var request = new Amqp.Message();
                request.Properties = new Properties() { MessageId = "request1", ReplyTo = clientNode };
                request.ApplicationProperties = new ApplicationProperties();
                request.ApplicationProperties["operation"] = "READ";
                request.ApplicationProperties["name"] = settings.EventHubName;
                request.ApplicationProperties["type"] = "com.microsoft:eventhub";
                senderLink.Send(request, null, null);

                var response = receiverLink.Receive(15000); // time out after 15 seconds
                if (response == null)
                {
                    throw new Exception("No get partitions response was received.");
                }

                receiverLink.Accept(response);

                Trace.WriteLine(TraceLevel.Information, "Partition info {0}", response.Body.ToString());
                var partitionStrings = (string[])((Map)response.Body)["partition_ids"];
                Trace.WriteLine(TraceLevel.Information, "Partitions {0}", string.Join(",", partitionStrings));
                this.partitions = new List<string>(partitionStrings);
            }
            catch (Exception x)
            {
                Trace.WriteLine(TraceLevel.Error, "Error retrieving partitions:\r\n{0}", x.ToString());
                throw x;
            }
            finally
            {
                if (receiverLink != null) receiverLink.Close();
                if (senderLink != null) senderLink.Close();
            }
        }

		public async Task SendMessageToDevice(string messageToDevice)
		{
			var sender = new SenderLink(session, "sender-link", "/messages/devicebound");

			var message = new Message(System.Text.Encoding.UTF8.GetBytes(messageToDevice));
			message.Properties = new Properties();
			message.Properties.To = $"/devices/{Constants.DeviceId}/messages/devicebound";
			message.Properties.MessageId = Guid.NewGuid().ToString();
			message.ApplicationProperties = new ApplicationProperties();
			message.ApplicationProperties["iothub-ack"] = "full";

			await sender.SendAsync(message);
			await sender.CloseAsync();
		}

        static string[] GetPartitions()
        {
            Trace.WriteLine(TraceLevel.Information, "Retrieving partitions...");
            Trace.WriteLine(TraceLevel.Information, "Establishing a connection...");
            Address address = new Address(sbNamespace, 5671, keyName, keyValue);
            Connection connection = new Connection(address);

            Trace.WriteLine(TraceLevel.Information, "Creating a session...");
            Session session = new Session(connection);

            // create a pair of links for request/response
            Trace.WriteLine(TraceLevel.Information, "Creating a request and a response link...");
            string clientNode = "client-temp-node";
            SenderLink sender = new SenderLink(session, "mgmt-sender", "$management");
            ReceiverLink receiver = new ReceiverLink(
                session,
                "mgmt-receiver",
                new Attach()
                {
                    Source = new Source() { Address = "$management" },
                    Target = new Target() { Address = clientNode }
                },
                null);

            Message request = new Message();
            request.Properties = new Properties() { MessageId = "request1", ReplyTo = clientNode };
            request.ApplicationProperties = new ApplicationProperties();
            request.ApplicationProperties["operation"] = "READ";
            request.ApplicationProperties["name"] = entity;
            request.ApplicationProperties["type"] = "com.microsoft:eventhub";
            sender.Send(request, null, null);

            Message response = receiver.Receive();
            if (response == null)
            {
                throw new Exception("No response was received.");
            }

            receiver.Accept(response);
            receiver.Close();
            sender.Close();
            connection.Close();

            Trace.WriteLine(TraceLevel.Information, "Partition info {0}", response.Body.ToString());
            string[] partitions = (string[])((Map)response.Body)["partition_ids"];
            Trace.WriteLine(TraceLevel.Information, "Partitions {0}", string.Join(",", partitions));
            Trace.WriteLine(TraceLevel.Information, "");

            return partitions;
        }