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[Modify] Polish it

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sta 2020-10-20 19:18:38 +09:00
parent 596237e0c7
commit c122e2dc72
1 changed files with 6 additions and 8 deletions
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14
websocket-sharp/Net/EndPointListener.cs
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@ -460,14 +460,12 @@ namespace WebSocketSharp.Net
return;
}
List<HttpListenerPrefix> prefs, prefs2;
do {
prefs = _prefixes;
var idx = prefs.IndexOf (prefix);
current = _prefixes;
var idx = current.IndexOf (prefix);
if (idx > -1) {
if (prefs[idx].Listener != prefix.Listener) {
if (current[idx].Listener != prefix.Listener) {
var msg = String.Format (
"There is another listener for {0}.", prefix
);
@ -478,11 +476,11 @@ namespace WebSocketSharp.Net
return;
}
prefs2 = new List<HttpListenerPrefix> (prefs);
prefs2.Add (prefix);
future = new List<HttpListenerPrefix> (current);
future.Add (prefix);
}
while (
Interlocked.CompareExchange (ref _prefixes, prefs2, prefs) != prefs
Interlocked.CompareExchange (ref _prefixes, future, current) != current
);
}