public void BroadcastAsync(Stream stream, int length, Action completed)
{
if (_state != ServerState.Start)
{
var msg = "The current state of the manager is not Start.";
throw new InvalidOperationException(msg);
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (!stream.CanRead)
{
var msg = "It cannot be read.";
throw new ArgumentException(msg, "stream");
}
if (length < 1)
{
var msg = "Less than 1.";
throw new ArgumentException(msg, "length");
}
var bytes = stream.ReadBytes(length);
var len = bytes.Length;
if (len == 0)
{
var msg = "No data could be read from it.";
throw new ArgumentException(msg, "stream");
}
if (len < length)
{
_log.Warn(
String.Format(
"Only {0} byte(s) of data could be read from the stream.",
len
)
);
}
if (len <= WebSocket.FragmentLength)
{
broadcastAsync(Opcode.Binary, bytes, completed);
}
else
{
broadcastAsync(Opcode.Binary, new MemoryStream(bytes), completed);
}
}
