public void CloseClient()
{
inputStream?.Dispose();
outputStream?.Dispose();
inputStream = null;
outputStream = null;
streamSocket.Dispose();
clientIsConnected = false;
ClientItems.Add("client closed its socket");
}
public async void StartClient()
{
try
{
// Create the StreamSocket and establish a connection to the echo server.
streamSocket = new StreamSocket();
// The server hostname that we will be establishing a connection to. In this example, the server and client are in the same process.
var hostName = new Windows.Networking.HostName(ServerAddress);
ClientItems.Add(string.Format("client is trying to connect to {0}:{1} ...", ServerAddress, ServerPort));
await streamSocket.ConnectAsync(hostName, ServerPort);
clientIsConnected = true;
ClientItems.Add("client connected");
}
catch (Exception ex)
{
SocketErrorStatus webErrorStatus = SocketError.GetStatus(ex.GetBaseException().HResult);
ClientItems.Add(webErrorStatus.ToString() != "Unknown" ? webErrorStatus.ToString() : ex.Message);
}
}
public async void SendClientMessage()
{
try {
// Send a request to the echo server.
//string request = "Hello, World!";
if (outputStream == null)
{
outputStream = streamSocket.OutputStream.AsStreamForWrite();
}
var streamWriter = new StreamWriter(outputStream);
await streamWriter.WriteLineAsync(ClientMessage);
await streamWriter.FlushAsync();
ClientItems.Add(string.Format("client sent the request: \"{0}\"", ClientMessage));
// Read data from the echo server.
string response;
if (inputStream == null)
{
inputStream = streamSocket.InputStream.AsStreamForRead();
}
StreamReader streamReader = new StreamReader(inputStream);
response = await streamReader.ReadLineAsync();
ClientItems.Add(string.Format("client received the response: \"{0}\" ", response));
}
catch (Exception ex)
{
SocketErrorStatus webErrorStatus = SocketError.GetStatus(ex.GetBaseException().HResult);
ClientItems.Add(webErrorStatus.ToString() != "Unknown" ? webErrorStatus.ToString() : ex.Message);
CloseClient();
}
}
private async void StartClient()
{
try
{
// Create the StreamSocket and establish a connection to the echo server.
using (var streamSocket = new Windows.Networking.Sockets.StreamSocket())
{
// The server hostname that we will be establishing a connection to. In this example, the server and client are in the same process.
var hostName = new Windows.Networking.HostName("localhost");
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal, () =>
ClientItems.Add("client is trying to connect..."));
await streamSocket.ConnectAsync(hostName, PortNumber);
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal, () =>
ClientItems.Add("client connected"));
// Send a request to the echo server.
string request = "Hello, World!";
using (Stream outputStream = streamSocket.OutputStream.AsStreamForWrite())
{
using (var streamWriter = new StreamWriter(outputStream))
{
await streamWriter.WriteLineAsync(request);
await streamWriter.FlushAsync();
}
}
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal, () =>
ClientItems.Add(string.Format("client sent the request: \"{0}\"", request)));
// Read data from the echo server.
string response;
using (Stream inputStream = streamSocket.InputStream.AsStreamForRead())
{
using (StreamReader streamReader = new StreamReader(inputStream))
{
response = await streamReader.ReadLineAsync();
}
}
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal, () =>
ClientItems.Add(string.Format("client received the response: \"{0}\" ", response)));
}
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal, () =>
ClientItems.Add("client closed its socket"));
}
catch (Exception ex)
{
Windows.Networking.Sockets.SocketErrorStatus webErrorStatus = Windows.Networking.Sockets.SocketError.GetStatus(ex.GetBaseException().HResult);
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal, () =>
ClientItems.Add(webErrorStatus.ToString() != "Unknown" ? webErrorStatus.ToString() : ex.Message));
}
//RaisePropertyChanged("ClientItems");
}