我是一个新手,正在尝试使用asp.net通用处理程序和JavaScript WebSocket类创建WebSockets。
JavaScript
<script type="text/javascript">
window.onload= function () {
var name = prompt('what is your name?:');
var url = 'ws://localhost:5707/ws.ashx?name=' + name;
var ws = new WebSocket(url);
ws.onopen = function () {
alert('Connection Opened');
};
ws.onmessage = function (e) {
};
ws.onclose = function () {
alert('Connection Close');
};
ws.onerror = function (e) {
alert('Error')
};
}
</script>
C#通用处理程序被称为ws.ashx
public class ws : IHttpHandler
{
public void ProcessRequest(HttpContext context)
{
if (context.IsWebSocketRequest)
context.AcceptWebSocketRequest(new TestWebSocketHandler());
}
public bool IsReusable
{
get
{
return false;
}
}
}
TestWebSocketHandler类继承自WebSocketHandler类。
public class TestWebSocketHandler : WebSocketHandler
{
private static WebSocketCollection clients = new WebSocketCollection();
private string name;
public override void OnOpen()
{
this.name = this.WebSocketContext.QueryString["name"];
clients.Add(this);
clients.Broadcast(name + " has connected.");
}
public override void OnMessage(string message)
{
clients.Broadcast(string.Format("{0} said: {1}", name, message));
}
public override void OnClose()
{
clients.Remove(this);
clients.Broadcast(string.Format("{0} has gone away.", name));
}
}
我的问题是: 当WebSocket打算开启时,我注意到当进入处理程序时
context.IsWebSocketRequest // returns false
然后客户端会报错,错误信息为:
Firefox无法通过ws://localhost:5707/ws.ashx?name=j与服务器建立连接。
接着连接就被关闭了。
我需要知道问题出在哪里?请帮忙查看。
我在Windows 7下使用VS 2013,并且我认为我在使用IIS 6。