在.Net/C#中检测Websocket断开连接可以通过以下步骤实现:
using System;
using System.Net.WebSockets;
using System.Threading;
using System.Threading.Tasks;
public class WebSocketClient
{
private ClientWebSocket _webSocket;
public async Task Connect(string url)
{
_webSocket = new ClientWebSocket();
await _webSocket.ConnectAsync(new Uri(url), CancellationToken.None);
}
}
ReceiveAsync
方法接收来自服务器的消息,并检查返回的WebSocketReceiveResult
对象的CloseStatus
属性是否为WebSocketCloseStatus.NormalClosure
,如果是则表示连接已断开。public async Task ReceiveMessages()
{
var buffer = new byte[1024];
while (_webSocket.State == WebSocketState.Open)
{
var result = await _webSocket.ReceiveAsync(new ArraySegment<byte>(buffer), CancellationToken.None);
if (result.CloseStatus.HasValue && result.CloseStatus.Value == WebSocketCloseStatus.NormalClosure)
{
// 连接已断开
break;
}
// 处理接收到的消息
var message = Encoding.UTF8.GetString(buffer, 0, result.Count);
Console.WriteLine(message);
}
}
WebSocket.State
属性,如果状态为WebSocketState.Closed
或WebSocketState.Aborted
,则表示连接已断开。if (_webSocket.State == WebSocketState.Closed || _webSocket.State == WebSocketState.Aborted)
{
// 连接已断开
}
这是一个简单的示例,你可以根据实际需求进行扩展和优化。关于WebSocket的更多信息和用法,请参考腾讯云的WebSocket产品介绍。
领取专属 10元无门槛券
手把手带您无忧上云