protected StreamAdapter_Accessor GetStreamAccessor(StreamAdapter adapter)
{
PrivateObject po = new PrivateObject(adapter);
StreamAdapter_Accessor accessor = new StreamAdapter_Accessor(po);
return(accessor);
}
//public ClientEntity(IRemoteHubAdapter adapter)
//{
// Adapter = adapter;
// Stream = null;
// TcpClient = null;
// EndPoint = "DIRECT";
//}
public ClientEntity(TcpClient tcpClient)
{
try
{
var stream = new SslStream(tcpClient.GetStream(), false,
(sender, certificate, chain, sslPolicyErrors) => true /*always return true in certificate test in this demo*/);
try
{
EndPoint = tcpClient.Client.RemoteEndPoint.ToString();
stream.AuthenticateAsServer(serverCertificate);
TcpClient = tcpClient;
Stream = stream;
Adapter = new StreamAdapter <byte[]>(stream, stream);
}
catch
{
stream.Close();
stream.Dispose();
throw;
}
}
catch
{
tcpClient.Close();
tcpClient.Dispose();
throw;
}
}
private async Task Extract(ZipArchiveEntry entry, string targetDirectory, CancellationToken cancellationToken)
{
Logger.Verbose("Extracting file: {File}", entry.FullName);
var destinationPath = RemoveRelativeSegments(targetDirectory, entry.FullName);
if (!VerifyPathIsSafe(targetDirectory, destinationPath))
{
Logger.Warning("Skipping potentially malicious file: {File}", entry.FullName);
return;
}
using var source = new StreamAdapter(entry.Open());
var file = this.FileSystem.GetFile(destinationPath);
var directory = file.Directory;
if (directory?.Exists == false)
{
directory.Create();
}
using var destination = file.OpenWrite();
await source.CopyToAsync(destination, cancellationToken);
}
public void LoadSettingsFromStream(Stream stream)
{
if (!Initalized)
{
return;
}
StreamAdapter streamAdapter = new StreamAdapter(stream);
HRESULT hr = _application.UIRibbon.LoadSettingsFromStream(streamAdapter);
}
/// <summary>
/// The SaveSettingsToStream method is useful for persisting ribbon state, such as Quick Access Toolbar (QAT) items, across application instances.
/// </summary>
/// <param name="stream"></param>
public void SaveSettingsToStream(Stream stream)
{
if (!Initialized)
{
return;
}
StreamAdapter streamAdapter = new StreamAdapter(stream);
HRESULT hr = _application.UIRibbon.SaveSettingsToStream(streamAdapter);
}
public void BigEndianBinaryReaderConstructorNullStreamTest()
{
StreamAdapter input = null;
try
{
new BigEndianBinaryReader(input);
}
catch (ArgumentException)
{
return; // test passed - ArgumentException has been thrown
}
catch (Exception ex)
{
Assert.Fail(ex.Message);
}
Assert.Fail("Exception must be thrown for null stream object");
}
public override View OnCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
{
View view = inflater.Inflate(Resource.Layout.Rounded, container, false);
StreamAdapter adapter = new StreamAdapter(Activity);
view.FindViewById <ListView>(Resource.Id.main_list).Adapter = adapter;
adapter.Add(new ColorItem(Android.Resource.Color.DarkerGray, "Tufa at night", "Mono Lake, CA", ImageView.ScaleType.Center));
adapter.Add(new ColorItem(Android.Resource.Color.HoloOrangeDark, "Starry night", "Lake Powell, AZ", ImageView.ScaleType.CenterCrop));
adapter.Add(new ColorItem(Android.Resource.Color.HoloBlueDark, "Racetrack playa", "Death Valley, CA", ImageView.ScaleType.CenterInside));
adapter.Add(new ColorItem(Android.Resource.Color.HoloGreenDark, "Napali coast", "Kauai, HI", ImageView.ScaleType.FitCenter));
adapter.Add(new ColorItem(Android.Resource.Color.HoloRedDark, "Delicate Arch", "Arches, UT", ImageView.ScaleType.FitEnd));
adapter.Add(new ColorItem(Android.Resource.Color.HoloPurple, "Sierra sunset", "Lone Pine, CA", ImageView.ScaleType.FitStart));
adapter.Add(new ColorItem(Android.Resource.Color.White, "Majestic", "Grand Teton, WY", ImageView.ScaleType.FitXy));
return(view);
}
public override View OnCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
{
View view = inflater.Inflate(Resource.Layout.Rounded, container, false);
StreamAdapter adapter = new StreamAdapter(Activity, exampleType);
adapter.Add(new StreamItem(Activity, Resource.Drawable.photo1, "Tufa at night", "Mono Lake, CA", ImageView.ScaleType.Center));
adapter.Add(new StreamItem(Activity, Resource.Drawable.photo2, "Starry night", "Lake Powell, AZ", ImageView.ScaleType.CenterCrop));
adapter.Add(new StreamItem(Activity, Resource.Drawable.photo3, "Racetrack playa", "Death Valley, CA", ImageView.ScaleType.CenterInside));
adapter.Add(new StreamItem(Activity, Resource.Drawable.photo4, "Napali coast", "Kauai, HI", ImageView.ScaleType.FitCenter));
adapter.Add(new StreamItem(Activity, Resource.Drawable.photo5, "Delicate Arch", "Arches, UT", ImageView.ScaleType.FitEnd));
adapter.Add(new StreamItem(Activity, Resource.Drawable.photo6, "Signal Hill", "Cape Town, South Africa", ImageView.ScaleType.FitStart));
adapter.Add(new StreamItem(Activity, Resource.Drawable.photo7, "Majestic", "Grand Teton, WY", ImageView.ScaleType.FitXy));
adapter.Add(new StreamItem(Activity, Resource.Drawable.black_white_tile, "TileMode", "REPEAT", ImageView.ScaleType.FitXy, Shader.TileMode.Repeat));
adapter.Add(new StreamItem(Activity, Resource.Drawable.black_white_tile, "TileMode", "CLAMP", ImageView.ScaleType.FitXy, Shader.TileMode.Clamp));
adapter.Add(new StreamItem(Activity, Resource.Drawable.black_white_tile, "TileMode", "MIRROR", ImageView.ScaleType.FitXy, Shader.TileMode.Mirror));
view.FindViewById <ListView>(Resource.Id.main_list).Adapter = adapter;
return(view);
}
public void ReadWriteInt32Test()
{
MemoryStream ms = new MemoryStream();
IStreamAdapter adapter = new StreamAdapter(ms);
// serialize some data
XmlWriterMock writer = new XmlWriterMock(adapter);
int a = 1234567890;
writer.Write(a);
ms.Position = 0;
string actual = Encoding.UTF8.GetString(ms.ToArray());
string expected = "<int>" + a + "</int>";
Assert.AreEqual(actual, expected);
// deserialize serialized data
XmlReaderMock reader = new XmlReaderMock(adapter);
int b = reader.ReadInt32();
Assert.AreEqual(a, b);
}
static void ConnectAndDisconnectSwitchTest(RemoteHubSwitch remoteHubSwitch1, StreamAdapter <byte[]> streamAdaptersOnSwitch1)
{
//Sending test messages
Task sending = Task.Run(async() => await SendTestMessages());
sending.Wait();
//disconnect switches
Console.WriteLine("Disconnecting...");
remoteHubSwitch1.RemoveAdapter(streamAdaptersOnSwitch1);
//Sending test messages
Console.WriteLine("There should be some messages missing due to disconnection.");
sending = Task.Run(async() => await SendTestMessages());
sending.Wait();
//reconnect switches
Console.WriteLine("Reconnecting...");
remoteHubSwitch1.AddAdapter(streamAdaptersOnSwitch1);
//Sending test messages
sending = Task.Run(async() => await SendTestMessages());
sending.Wait();
}
static void VirtualHostTest(RemoteHubSwitch remoteHubSwitch1, StreamAdapter <byte[]> streamAdaptersOnSwitch1, IRemoteHub <string> sender)
{
sender.RemoteClientUpdated += Sender_RemoteClientUpdated;
//reg
Console.WriteLine("Please wait for several seconds and press any key to reg virtual hosts...");
Console.ReadKey(true);
Guid virtualHostId = Guid.NewGuid();
foreach (var client in clients)
{
client.ApplyVirtualHosts(new KeyValuePair <Guid, VirtualHostSetting>(virtualHostId, new VirtualHostSetting(0, 1)));
}
//clients[0].ApplyVirtualHosts(new KeyValuePair<Guid, VirtualHostSetting>(virtualHostId, new VirtualHostSetting(1, 1))); //this command will add higher setting on only clients[0] which will suppress all other clients on the same virtual host.
Console.WriteLine("Please wait for several seconds and press any key to continue sending test...");
Console.ReadKey(true);
//send
for (int i = 0; i < 100; i++)
{
if (sender.TryResolveVirtualHost(virtualHostId, out var hostId))
{
string testMessage = string.Format("<-- {0:D2}: To Virtual Host on {1} -->", i, clientNames[hostId]);
waitingTexts.Add(testMessage);
sender.SendMessage(hostId, testMessage);
}
}
Console.WriteLine("Press any key to continue...");
Console.ReadKey(true);
if (waitingTexts.Count > 0)
{
foreach (var text in waitingTexts)
{
Console.WriteLine("Missing message: " + text);
}
waitingTexts.Clear();
}
else
{
Console.WriteLine("All message received.");
}
//disconnect switch
Console.WriteLine("Disconnecting...");
remoteHubSwitch1.RemoveAdapter(streamAdaptersOnSwitch1);
//add switch direct link
Console.WriteLine("Adding client...");
RemoteHubSwitchDirect <string> clientDirect = new RemoteHubSwitchDirect <string>(Guid.NewGuid(), Received);
adapterNamesForSwitch1[clientDirect] = "To SwitchDirect"; //name the new created adapter as To SwitchDirect
clients.Add(clientDirect);
clientNames.Add(clientDirect.ClientId, "SwitchDirect"); //name the client as SwitchDirect
remoteHubSwitch1.AddAdapter(clientDirect);
//set another virtual host
clientDirect.ApplyVirtualHosts(new KeyValuePair <Guid, VirtualHostSetting>(virtualHostId, new VirtualHostSetting(0, 3)));
Console.WriteLine("Please wait a while for client (SwitchDirect) discovery and press any key to continue...");
//resume switch connection
Console.WriteLine("Reconnecting...");
remoteHubSwitch1.AddAdapter(streamAdaptersOnSwitch1);
Console.ReadKey(true);
//send
for (int i = 0; i < 100; i++)
{
if (sender.TryResolveVirtualHost(virtualHostId, out var hostId))
{
string testMessage = string.Format("<-- {0:D2}: To Virtual Host on {1} -->", i, clientNames[hostId]);
waitingTexts.Add(testMessage);
sender.SendMessage(hostId, testMessage);
}
}
Console.WriteLine("Press any key to continue...");
Console.ReadKey(true);
if (waitingTexts.Count > 0)
{
foreach (var text in waitingTexts)
{
Console.WriteLine("Missing message: " + text);
}
waitingTexts.Clear();
}
else
{
Console.WriteLine("All message received.");
}
}
static void AddRemoveClientTest(RemoteHubSwitch remoteHubSwitch2)
{
//adding a new client to Redis
string redisConnectionString = "localhost"; //define redis connection string
clients.Add(new RemoteHubOverRedis <string>(Guid.NewGuid(), redisConnectionString, Received)); //create one new client to redis and add it to the clients list
clientNames.Add(clients[4].ClientId, "New Redis Client"); //name the client as New Redis Client
clients[4].Start(); //start the new created client
//adding a new client and a connected adapter in pair to Switch 2
TcpListener tcpListener = new TcpListener(IPAddress.Any, 60005); //open one tcp listener
tcpListener.Start(); //start tcp listener
Task <TcpClient> acceptingTask = tcpListener.AcceptTcpClientAsync(); //waiting for connection
TcpClient[] tcpClients = new TcpClient[] //prepare 2 tcp links, connected in pair
{
new TcpClient("localhost", 60005),
acceptingTask.Result
};
tcpListener.Stop(); //stop listener
NetworkStream[] streamsOfTcpClients = Array.ConvertAll(tcpClients, i => i.GetStream()); //get network streams from tcp links.
StreamAdapter <byte[]> streamAdapterOnSwitch2 = new StreamAdapter <byte[]>(streamsOfTcpClients[0], streamsOfTcpClients[0]); //create adapter from one stream
adapterNamesForSwitch2[streamAdapterOnSwitch2] = "To New Stream Client"; //name the new created adapter as To New Stream Client
clients.Add(new RemoteHubOverStream <string>(Guid.NewGuid(), streamsOfTcpClients[1], streamsOfTcpClients[1], Received)); //create one client based on the other stream which is connected to the stream adapter.
clientNames.Add(clients[5].ClientId, "New Stream Client"); //name the client as New Stream Client
clients[5].Start(); //start the new created client
remoteHubSwitch2.AddAdapter(streamAdapterOnSwitch2); //add the switch adapter to Switch 2
Console.WriteLine("Please wait a while for clients (New Stream Client & New Redis Client) discovery.");
//Sending test messages
Task sending = Task.Run(async() => await SendTestMessages());
sending.Wait();
//removing the new added clients
remoteHubSwitch2.RemoveAdapter(streamAdapterOnSwitch2);
streamAdapterOnSwitch2.Stop();
streamAdapterOnSwitch2.Dispose();
adapterNamesForSwitch2.Remove(streamAdapterOnSwitch2);
clients[5].Stop();
((IDisposable)clients[5]).Dispose();
clients.RemoveAt(5);
clients[4].Stop();
((IDisposable)clients[4]).Dispose();
clients.RemoveAt(4);
foreach (var stream in streamsOfTcpClients)
{
stream.Close();
stream.Dispose();
}
foreach (var tcpClient in tcpClients)
{
tcpClient.Close();
tcpClient.Dispose();
}
Console.WriteLine("Please wait a while for clients (New Stream Client & New Redis Client) removal.");
//Sending test messages
sending = Task.Run(async() => await SendTestMessages());
sending.Wait();
}
public void Resize(byte[] sourceBytes, Stream targetStream, uint targetMaxSize)
{
var factory = (IWICComponentFactory) new WICImagingFactory();
var inputStream = factory.CreateStream();
inputStream.InitializeFromMemory(sourceBytes, (uint)sourceBytes.Length);
var decoder = factory.CreateDecoderFromStream(inputStream, null, WICDecodeOptions.WICDecodeMetadataCacheOnLoad);
var frame = decoder.GetFrame(0);
// Compute target size
uint width, height, targetWidth, targetHeight;
frame.GetSize(out width, out height);
if (width <= targetMaxSize && height <= targetMaxSize)
{
targetHeight = height;
targetWidth = width;
}
else if (width > height)
{
targetWidth = targetMaxSize;
targetHeight = height * targetMaxSize / width;
}
else
{
targetWidth = width * targetMaxSize / height;
targetHeight = targetMaxSize;
}
// Prepare output stream to cache file
var outputStreamAdapter = new StreamAdapter(targetStream);
// Prepare JPG encoder
var encoder = factory.CreateEncoder(Consts.GUID_ContainerFormatJpeg, null);
encoder.Initialize(outputStreamAdapter, WICBitmapEncoderCacheOption.WICBitmapEncoderNoCache);
// Prepare output frame
IWICBitmapFrameEncode outputFrame;
var argument = new IPropertyBag2[1];
encoder.CreateNewFrame(out outputFrame, argument);
var propBag = argument[0];
var propertyBagOption = new PROPBAG2[1];
propertyBagOption[0].pstrName = ImageQualityParamName;
propBag.Write(1, propertyBagOption, this.jpegQuality);
outputFrame.Initialize(propBag);
outputFrame.SetResolution(this.thumbDpi, this.thumbDpi);
outputFrame.SetSize(targetWidth, targetHeight);
// Prepare scaler
var scaler = factory.CreateBitmapScaler();
scaler.Initialize(frame, targetWidth, targetHeight, WICBitmapInterpolationMode.WICBitmapInterpolationModeLinear);
// Write the scaled source to the output frame
outputFrame.WriteSource(scaler, new WICRect {
X = 0, Y = 0, Width = (int)targetWidth, Height = (int)targetHeight
});
outputFrame.Commit();
encoder.Commit();
}
protected override Upload CreateFromSpec(Metadata metadata, StreamAdapter streamAdapter)
{
return(new Upload(metadata.Id, Guid.Empty, 0U, metadata.Name, metadata.ContentType, streamAdapter));
}
static void Main(string[] args)
{
//Redis part
string redisConnectionString = "localhost"; //define redis connection string
clients.Add(new RemoteHubOverRedis <string>(Guid.NewGuid(), redisConnectionString, Received)); //create one client to redis and add it to the clients list
clients.Add(new RemoteHubOverRedis <string>(Guid.NewGuid(), redisConnectionString, Received)); //create one more client to redis and add it to the clients list
clientNames.Add(clients[0].ClientId, "Client 0"); //name the 1st client as Client 0
clientNames.Add(clients[1].ClientId, "Client 1"); //name the 2nd client as Client 1
clients[0].Start(); //start the 1st client
clients[1].Start(); //start the 2nd client
RedisAdapter <byte[]> redisAdapterOnRedisHub = new RedisAdapter <byte[]>(redisConnectionString); //create an adapter connected to redis for later using in Switch 2
//Switch1 part
TcpListener[] tcpListeners = new TcpListener[] //open 3 tcp listeners
{
new TcpListener(IPAddress.Loopback, 60002),
new TcpListener(IPAddress.Loopback, 60003),
new TcpListener(IPAddress.Loopback, 60004)
};
foreach (var tcpListener in tcpListeners) //start tcp listeners
{
tcpListener.Start();
}
Task <TcpClient>[] acceptingTasks = Array.ConvertAll(tcpListeners, i => i.AcceptTcpClientAsync()); //waiting for connection for each server
TcpClient[] tcpClients = new TcpClient[] //prepare 6 tcp links, connection relation: 0<->3, 1<->4, 2<->5
{
new TcpClient("localhost", 60002),
new TcpClient("localhost", 60003),
new TcpClient("localhost", 60004),
acceptingTasks[0].Result,
acceptingTasks[1].Result,
acceptingTasks[2].Result
};
foreach (var tcpListener in tcpListeners) //stop all listeners
{
tcpListener.Stop();
}
NetworkStream[] streamsOfTcpClients = Array.ConvertAll(tcpClients, i => i.GetStream()); //get network streams from tcp links.
StreamAdapter <byte[]>[] streamAdaptersOnSwitch1 = new StreamAdapter <byte[]>[] //create adapters from first 3 tcp links.
{
new StreamAdapter <byte[]>(streamsOfTcpClients[0], streamsOfTcpClients[0]),
new StreamAdapter <byte[]>(streamsOfTcpClients[1], streamsOfTcpClients[1]),
new StreamAdapter <byte[]>(streamsOfTcpClients[2], streamsOfTcpClients[2])
};
adapterNamesForSwitch1[streamAdaptersOnSwitch1[0]] = "To Client 2"; //name the 1st adapter as To Client 2
adapterNamesForSwitch1[streamAdaptersOnSwitch1[1]] = "To Client 3"; //name the 2nd adapter as To Client 3
adapterNamesForSwitch1[streamAdaptersOnSwitch1[2]] = "To Switch 2"; //name the 3rd adapter as To Switch 2 for later using in Switch 2
clients.Add(new RemoteHubOverStream <string>(Guid.NewGuid(), streamsOfTcpClients[3], streamsOfTcpClients[3], Received)); //create one client based on the 3rd stream which is connected to the 1st stream adapter.
clients.Add(new RemoteHubOverStream <string>(Guid.NewGuid(), streamsOfTcpClients[4], streamsOfTcpClients[4], Received)); //create one more client based on the 4th stream which is connected to the 2nd stream adapter.
clientNames.Add(clients[2].ClientId, "Client 2"); //name the new created client as Client 2
clientNames.Add(clients[3].ClientId, "Client 3"); //name the 2nd new created client as Client 3
clients[2].Start(); //start the new created client
clients[3].Start(); //start the 2nd new created client
StreamAdapter <byte[]> streamAdapterOnSwitch2 = new StreamAdapter <byte[]>(streamsOfTcpClients[5], streamsOfTcpClients[5]); //create one adapter based on the 5th stream which is connected to the 3rd stream adapter.
RemoteHubSwitch remoteHubSwitch1 = new RemoteHubSwitch(); //create the 1st Switch
remoteHubSwitch1.RemoteClientAdded += RemoteHubSwitch1_RemoteClientAdded;
remoteHubSwitch1.RemoteClientChanged += RemoteHubSwitch1_RemoteClientChanged;
remoteHubSwitch1.RemoteClientRemoved += RemoteHubSwitch1_RemoteClientRemoved;
//remoteHubSwitch1.MessageRouted += RemoteHubSwitch1_MessageRouted;
//remoteHubSwitch1.MessageRoutingFailed += RemoteHubSwitch1_MessageRoutingFailed;
remoteHubSwitch1.AddAdapters(streamAdaptersOnSwitch1); //add the new created adapter to the 1st Switch
//Switch2 part
adapterNamesForSwitch2[redisAdapterOnRedisHub] = "To Redis"; //name the redis adapter for switch 2 as To Redis
adapterNamesForSwitch2[streamAdapterOnSwitch2] = "To Switch 1"; //name the stream adapter for switch 2 as To Switch 1
RemoteHubSwitch remoteHubSwitch2 = new RemoteHubSwitch(); //create the 2nd Switch
remoteHubSwitch2.RemoteClientAdded += RemoteHubSwitch2_RemoteClientAdded;
remoteHubSwitch2.RemoteClientChanged += RemoteHubSwitch2_RemoteClientChanged;
remoteHubSwitch2.RemoteClientRemoved += RemoteHubSwitch2_RemoteClientRemoved;
//remoteHubSwitch2.MessageRouted += RemoteHubSwitch2_MessageRouted;
//remoteHubSwitch2.MessageRoutingFailed += RemoteHubSwitch2_MessageRoutingFailed;
remoteHubSwitch2.AddAdapter(redisAdapterOnRedisHub); //add the redis adapter to Switch 2
remoteHubSwitch2.AddAdapter(streamAdapterOnSwitch2); //add the switch adapter to Switch 2
//Test
SimpleMessageTest();
//AddRemoveClientTest(remoteHubSwitch2);
//ConnectAndDisconnectSwitchTest(remoteHubSwitch1, streamAdaptersOnSwitch1[2]);
//VirtualHostTest(remoteHubSwitch1, streamAdaptersOnSwitch1[2], clients[2]);
Console.WriteLine("Press any key to quit...");
Console.ReadKey(true);
//Dispose
foreach (var client in clients) //stop all clients
{
client.Stop();
((IDisposable)client).Dispose();
}
remoteHubSwitch1.RemoveAllAdapters(true); //remove all adapters attached in Switch 1
remoteHubSwitch2.RemoveAllAdapters(true); //remove all adapters attached in Switch 2
redisAdapterOnRedisHub.Dispose();
streamAdapterOnSwitch2.Dispose();
foreach (var adapter in streamAdaptersOnSwitch1)
{
adapter.Dispose();
}
foreach (var stream in streamsOfTcpClients)
{
stream.Close();
stream.Dispose();
}
foreach (var tcpClient in tcpClients)
{
tcpClient.Close();
tcpClient.Dispose();
}
}
public static Stream GetStreamForFileName(string filename, StreamAdapter.StreamAccess access)
{
var acc = access == StreamAdapter.StreamAccess.ForReading ? FileAccess.Read : FileAccess.Write;
return File.Open(filename, FileMode.OpenOrCreate,acc,FileShare.ReadWrite);
}
