C# BusAttachment.GetInterface方法代码示例

        /// <summary>
        /// Initializes a new instance of the <see cref="SignalConsumerBusListener" /> class
        /// </summary>
        /// <param name="bus">object responsible for connecting to and optionally managing a message 
        /// bus</param>
        /// <param name="foundNameEvent">event to set when the well-known name being queried 
        /// is found</param>
        public SignalConsumerBusListener(BusAttachment bus, AutoResetEvent foundNameEvent)
        {
            SessionidList = new List<uint>();
            this.busAtt = bus;
            this.foundName = foundNameEvent;

            this.busListener = new BusListener(bus);
            this.busListener.BusDisconnected += new BusListenerBusDisconnectedHandler(this.BusListenerBusDisconnected);
            this.busListener.BusStopping += new BusListenerBusStoppingHandler(this.BusListenerBusStopping);
            this.busListener.FoundAdvertisedName += new BusListenerFoundAdvertisedNameHandler(this.BusListenerFoundAdvertisedName);
            this.busListener.ListenerRegistered += new BusListenerListenerRegisteredHandler(this.BusListenerListenerRegistered);
            this.busListener.ListenerUnregistered += new BusListenerListenerUnregisteredHandler(this.BusListenerListenerUnregistered);
            this.busListener.LostAdvertisedName += new BusListenerLostAdvertisedNameHandler(this.BusListenerLostAdvertisedName);
            this.busListener.NameOwnerChanged += new BusListenerNameOwnerChangedHandler(this.BusListenerNameOwnerChanged);

            this.sessionListener = new SessionListener(this.busAtt);
            this.sessionListener.SessionLost += new SessionListenerSessionLostHandler(this.SessionListenerSessionLost);
            this.sessionListener.SessionMemberAdded += new SessionListenerSessionMemberAddedHandler(this.SessionListenerSessionMemberAdded);
            this.sessionListener.SessionMemberRemoved += new SessionListenerSessionMemberRemovedHandler(this.SessionListenerSessionMemberRemoved);

            MessageReceiver signalReceiver = new MessageReceiver(bus);
            signalReceiver.SignalHandler += this.NameChangedSignalHandler;
            InterfaceDescription interfaceDescription2 = bus.GetInterface(SignalConsumerGlobals.InterfaceName);
            InterfaceMember signalMember = interfaceDescription2.GetSignal("nameChanged");
            bus.RegisterSignalHandler(signalReceiver, signalMember, string.Empty);
        }

        /// <summary>
        /// Initializes a new instance of the ChatSessionObject class. 
        /// </summary>
        /// <param name="bus">The BusAttachment to be associated with.</param>
        /// <param name="path">The path for the BusObject.</param>
        /// <param name="host">The instance of the MainPage which handles the UI for this
        /// application.</param>
        public ChatSessionObject(BusAttachment bus, string path, MainPage host)
        {
            try
            {
                this.hostPage = host;
                this.busObject = new BusObject(bus, path, false);

                /* Add the interface to this object */
                InterfaceDescription[] ifaceArr = new InterfaceDescription[1];
                bus.CreateInterface(ChatServiceInterfaceName, ifaceArr, false);
                ifaceArr[0].AddSignal("Chat", "s", "str", 0, string.Empty);
                ifaceArr[0].Activate();

                InterfaceDescription chatIfc = bus.GetInterface(ChatServiceInterfaceName);

                this.busObject.AddInterface(chatIfc);

                this.chatSignalReceiver = new MessageReceiver(bus);
                this.chatSignalReceiver.SignalHandler += new MessageReceiverSignalHandler(this.ChatSignalHandler);
                this.chatSignalMember = chatIfc.GetMember("Chat");
                bus.RegisterSignalHandler(this.chatSignalReceiver, this.chatSignalMember, path);
            }
            catch (System.Exception ex)
            {
                QStatus errCode = AllJoyn.AllJoynException.GetErrorCode(ex.HResult);
                string errMsg = AllJoyn.AllJoynException.GetErrorMessage(ex.HResult);
                this.hostPage.DisplayStatus("Create ChatSessionObject Error : " + errMsg);
            }
        }

        public void AddInterfaceTest()
        {
            BusAttachment bus = new BusAttachment("addinterface", true, 4);
            bus.CreateInterfacesFromXml(signalIntf);
            bus.CreateInterfacesFromXml(methodIntf);
            bus.CreateInterfacesFromXml(propertyIntf);
            bus.CreateInterfacesFromXml(mixedIntf);
            bus.CreateInterfacesFromXml(emptyIntf);
            InterfaceDescription[] annIntf = new InterfaceDescription[1];
            bus.CreateInterface("org.alljoyn.Annotated", annIntf, false);
            annIntf[0].AddMethod("method", "ss", "s", "in1,in2,out1", (byte)0, "");
            annIntf[0].AddProperty("property", "s", (byte)PropAccessType.PROP_ACCESS_RW);
            annIntf[0].AddSignal("signal", "suy", "str,uint,byte", (byte)0, "");
            annIntf[0].AddAnnotation("org.freedesktop.DBus.Deprecated", "false");
            annIntf[0].AddMemberAnnotation("method", "org.freedesktop.DBus.Method.NoReply", "true");
            annIntf[0].AddPropertyAnnotation("property", "org.freedesktop.DBus.Property.EmitsChangedSignal", "true");
            annIntf[0].Activate();

            BusObject busObj = new BusObject(bus, "/addinterfaces", false);
            busObj.AddInterface(bus.GetInterface("org.alljoyn.Signals"));
            busObj.AddInterface(bus.GetInterface("org.alljoyn.Methods"));
            busObj.AddInterface(bus.GetInterface("org.alljoyn.Properties"));
            busObj.AddInterface(bus.GetInterface("org.alljoyn.Empty"));
            busObj.AddInterface(bus.GetInterface("org.alljoyn.Annotated"));
        }

        public void AddMethodHandlerTest()
        {
            BusAttachment service = new BusAttachment("methodhandler", true, 4);
            MethodHandlerBusObject busObj = new MethodHandlerBusObject(service, "/handlertest");
            service.Start();
            service.ConnectAsync(connectSpec).AsTask().Wait();
            SessionPortListener spl = new SessionPortListener(service);
            spl.AcceptSessionJoiner += new SessionPortListenerAcceptSessionJoinerHandler((ushort sessionPort, string joiner, SessionOpts opts) =>
            {
                Assert.AreEqual(33, sessionPort);
                return true;
            });
            service.RequestName("org.alljoyn.methodhandlertest", (byte)RequestNameType.DBUS_NAME_DO_NOT_QUEUE);
            service.BindSessionPort(33, new ushort[1], new SessionOpts(TrafficType.TRAFFIC_MESSAGES, false,
                ProximityType.PROXIMITY_ANY, TransportMaskType.TRANSPORT_ANY), spl);
            service.AdvertiseName("org.alljoyn.methodhandlertest", TransportMaskType.TRANSPORT_ANY);

            BusAttachment client = new BusAttachment("methodcaller", true, 4);
            BusListener bl = new BusListener(client);
            client.RegisterBusListener(bl);
            bl.FoundAdvertisedName += new BusListenerFoundAdvertisedNameHandler(
                (string name, TransportMaskType transport, string namePrefix) =>
                {
                    foundMethodObjectName.Set();
                });
            client.Start();
            client.ConnectAsync(connectSpec).AsTask().Wait();
            client.FindAdvertisedName("org.alljoyn.methodhandlertest");
            foundMethodObjectName.WaitOne();
            Task<JoinSessionResult> joinTask = client.JoinSessionAsync("org.alljoyn.methodhandlertest", 33, new SessionListener(client),
                new SessionOpts(TrafficType.TRAFFIC_MESSAGES, false, ProximityType.PROXIMITY_ANY, TransportMaskType.TRANSPORT_ANY), new SessionOpts[1], null).AsTask<JoinSessionResult>();
            joinTask.Wait();
            Assert.IsTrue(QStatus.ER_OK == joinTask.Result.Status);
            ProxyBusObject proxy = new ProxyBusObject(client, "org.alljoyn.methodhandlertest", "/handlertest", joinTask.Result.SessionId);
            Task<IntrospectRemoteObjectResult> introTask = proxy.IntrospectRemoteObjectAsync(null).AsTask<IntrospectRemoteObjectResult>();
            introTask.Wait();
            Assert.IsTrue(QStatus.ER_OK == introTask.Result.Status);

            MsgArg[] args1 = new MsgArg[2];
            args1[0] = new MsgArg("s", new object[] { "one" });
            args1[1] = new MsgArg("s", new object[] { "two" });
            Task<MethodCallResult> catTask = proxy.MethodCallAsync(service.GetInterface("org.alljoyn.methodhandler").GetMethod("cat"),
                args1, null, 60000, (byte)0).AsTask<MethodCallResult>();
            catTask.Wait();
            Assert.IsTrue(AllJoynMessageType.MESSAGE_METHOD_RET == catTask.Result.Message.Type);
            Assert.AreEqual("onetwo", catTask.Result.Message.GetArg(0).Value.ToString());

            // Check BUGBUG above
            //MsgArg[] args2 = new MsgArg[1];
            //args2[0] = new MsgArg("s", new object[] { "hello" });
            //Task<MethodCallResult> sayHiTask = proxy.MethodCallAsync(service.GetInterface("org.alljoyn.methodhandler").GetMethod("sayhi"),
            //    args2, null, 60000, (byte)0).AsTask<MethodCallResult>();
            //sayHiTask.Wait();
            //Assert.IsTrue(AllJoynMessageType.MESSAGE_METHOD_RET == sayHiTask.Result.Message.Type);
            //Assert.AreEqual("aloha", sayHiTask.Result.Message.GetArg(0).Value.ToString());

            // TODO: add another method call that test function with signature MethodReply(AllJoyn.Message msg, string error, string errorMessage)
        }

        public void CreateInterfacesFromXMLTest()
        {
            BusAttachment bus = new BusAttachment("xmlinterfaces", true, 4);

            bus.CreateInterfacesFromXml(signalIntf);
            bus.CreateInterfacesFromXml(methodIntf);
            bus.CreateInterfacesFromXml(propertyIntf);
            bus.CreateInterfacesFromXml(mixedIntf);
            InterfaceDescription i = bus.GetInterface("org.alljoyn.Signals");
            Assert.IsNotNull(i);
            Assert.IsNotNull(bus.GetInterface("org.alljoyn.Methods"));
            Assert.IsNotNull(bus.GetInterface("org.alljoyn.Properties"));
            Assert.IsNotNull(bus.GetInterface("org.alljoyn.Mixed"));
            InterfaceDescription[] intfs = new InterfaceDescription[14];
            bus.GetInterfaces(intfs);
            Assert.IsNotNull(intfs[0]);
            Assert.IsNotNull(intfs[1]);
            Assert.IsNotNull(intfs[2]);
            Assert.IsNotNull(intfs[3]);

            // BUGBUG: DeleteInterface is throwing an exception saying the interfaces don't exist
            //bus.DeleteInterface(bus.GetInterface("org.alljoyn.Signals"));
            //bus.DeleteInterface(bus.GetInterface("org.alljoyn.Methods"));
            //bus.DeleteInterface(bus.GetInterface("org.alljoyn.Properties"));
            //bus.DeleteInterface(bus.GetInterface("org.alljoyn.Mixed"));
            //Assert.IsNull(bus.GetInterface("org.alljoyn.Signals"));
            //Assert.IsNull(bus.GetInterface("org.alljoyn.Methods"));
            //Assert.IsNull(bus.GetInterface("org.alljoyn.Properties"));
            //Assert.IsNull(bus.GetInterface("org.alljoyn.Mixed"));

            //InterfaceDescription[] nullIntfs = new InterfaceDescription[14];
            //bus.GetInterfaces(nullIntfs);
            //Assert.IsNull(nullIntfs[0]);
            //Assert.IsNull(nullIntfs[1]);
            //Assert.IsNull(nullIntfs[2]);
            //Assert.IsNull(nullIntfs[3]);
        }

        public void CreateInterfaceTest()
        {
            BusAttachment bus = new BusAttachment("interfacetest", true, 4);
            InterfaceDescription[] secureIntf = new InterfaceDescription[1];
            InterfaceDescription[] nonsecureIntf = new InterfaceDescription[1];

            bus.CreateInterface("secureIntf", secureIntf, true);
            bus.CreateInterface("nonsecureIntf", nonsecureIntf, false);
            secureIntf[0].AddMethod("foo", "say", "ab", "str,arr1,arr2", (byte)0, "");
            nonsecureIntf[0].AddSignal("bar", "say", "str,arr1", (byte)0, "");
            secureIntf[0].Activate();
            nonsecureIntf[0].Activate();
            Assert.IsNotNull(bus.GetInterface("secureIntf"));
            Assert.IsNotNull(bus.GetInterface("nonsecureIntf"));
            InterfaceDescription[] intfs = new InterfaceDescription[12];
            bus.GetInterfaces(intfs);
            Assert.IsNotNull(intfs[0]);
            Assert.IsNotNull(intfs[1]);

            // BUGBUG: DeleteInterface is throwing an exception saying the interfaces don't exist
            //bus.DeleteInterface(bus.GetInterface("secureIntf"));
            //bus.DeleteInterface(bus.GetInterface("nonsecureIntf"));
            //Assert.IsNull(bus.GetInterface("secureIntf"));
            //Assert.IsNull(bus.GetInterface("nonsecureIntf"));
            //InterfaceDescription[] nullIntfs = new InterfaceDescription[2];
            //bus.GetInterfaces(nullIntfs);
            //Assert.IsNull(nullIntfs[0]);
            //Assert.IsNull(nullIntfs[1]);

            // TODO: It doesn't seem like you can create multiple interfaces at a time
            //InterfaceDescription[] multiIntf = new InterfaceDescription[5];
            //bus.CreateInterface("multiIntf", multiIntf, false);

            try
            {
                InterfaceDescription nonExisting = bus.GetInterface("notThere");
                Assert.IsFalse(true);
            }
            catch (Exception ex)
            {
                Logger.LogMessage("%s", ex.Message);
            }
        }