// https://docs.microsoft.com/en-us/aspnet/core/fundamentals/websockets?view=aspnetcore-2.1
private static async System.Threading.Tasks.Task Echo(
Microsoft.AspNetCore.Http.HttpContext context
, System.Net.WebSockets.WebSocket webSocket)
{
WebSocketTextWriter wtw = new WebSocketTextWriter(webSocket);
byte[] buffer = new byte[1024 * 4];
System.Net.WebSockets.WebSocketReceiveResult result = await webSocket.ReceiveAsync(
new System.ArraySegment <byte>(buffer)
, System.Threading.CancellationToken.None
);
while (!result.CloseStatus.HasValue)
{
//string answer = @"The server received the following message: ";
//byte[] answerBuffer = System.Text.Encoding.UTF8.GetBytes(answer);
//await webSocket.SendAsync(
// new ArraySegment<byte>(answerBuffer, 0, answerBuffer.Length)
// , System.Net.WebSockets.WebSocketMessageType.Text
// , false, System.Threading.CancellationToken.None
//);
wtw.WriteLine("Test 123");
await wtw.TransmitAsync();
wtw.WriteLine("Test 456");
await wtw.TransmitAsync();
wtw.WriteLine("Echo: ");
await wtw.FlushAsync();
wtw.Write(@"The server received the following message: ");
await wtw.FlushAsync();
// wtw.Send(false, new byte[0]);
await webSocket.SendAsync(
new System.ArraySegment <byte>(buffer, 0, result.Count)
, result.MessageType
, result.EndOfMessage
, System.Threading.CancellationToken.None
);
result = await webSocket.ReceiveAsync(
new System.ArraySegment <byte>(buffer)
, System.Threading.CancellationToken.None
);
} // Whend
await webSocket.CloseAsync(result.CloseStatus.Value, result.CloseStatusDescription, System.Threading.CancellationToken.None);
} // End Task Echo
// https://docs.microsoft.com/en-us/aspnet/core/fundamentals/websockets?view=aspnetcore-2.1
private static async System.Threading.Tasks.Task GetTableAsync(
Microsoft.AspNetCore.Http.HttpContext context
, System.Net.WebSockets.WebSocket webSocket)
{
WebSocketTextWriter wtw = new WebSocketTextWriter(webSocket);
byte[] buffer = new byte[1024 * 4];
System.Net.WebSockets.WebSocketReceiveResult result = await webSocket.ReceiveAsync(
new System.ArraySegment <byte>(buffer)
, System.Threading.CancellationToken.None
);
SqlService service = (SqlService)context.RequestServices.GetService(typeof(SqlService));
while (!result.CloseStatus.HasValue)
{
//string answer = @"The server received the following message: ";
//byte[] answerBuffer = System.Text.Encoding.UTF8.GetBytes(answer);
//await webSocket.SendAsync(
// new ArraySegment<byte>(answerBuffer, 0, answerBuffer.Length)
// , System.Net.WebSockets.WebSocketMessageType.Text
// , false, System.Threading.CancellationToken.None
//);
//wtw.WriteLine("Test 123");
//wtw.Transmit();
//await System.Threading.Tasks.Task.Delay(30);
await SqlServiceJsonHelper.AnyDataReaderToJson("SELECT * FROM T_Benutzer", null, service, wtw, RenderType_t.DataTable);
await wtw.TransmitAsync();
//await System.Threading.Tasks.Task.Delay(3000);
//wtw.WriteLine("Test 456");
//wtw.Transmit();
//await System.Threading.Tasks.Task.Delay(30);
//using (Newtonsoft.Json.JsonTextWriter jsonWriter =
// new Newtonsoft.Json.JsonTextWriter(wtw))
//{
//}
result = await webSocket.ReceiveAsync(
new System.ArraySegment <byte>(buffer)
, System.Threading.CancellationToken.None
);
} // Whend
await webSocket.CloseAsync(result.CloseStatus.Value, result.CloseStatusDescription, System.Threading.CancellationToken.None);
} // End Task GetTableAsync
