public virtual void ChangeConstraints(ConnectionConstraints constraints)
{
ServerManager connManager;
try
{
connManager = this.ConnManager;
}
catch (SubscrException)
{
return;
}
try
{
connManager.ChangeConstraints(constraints);
}
catch (PhaseException)
{
}
}
private static void AddConstraints(IDictionary parameters, ConnectionConstraints constraints)
{
if (!(constraints.maxBandwidth == -1.0))
{
parameters["LS_requested_max_bandwidth"] = constraints.maxBandwidth.ToString();
}
}
internal virtual Stream CallResync(PushServerProxy.PushServerProxyInfo pushInfo, ConnectionConstraints newConstraints)
{
IDictionary parameters = new Dictionary<string, string>();
parameters["LS_session"] = pushInfo.sessionId;
if (newConstraints != null)
{
this.info.constraints = (ConnectionConstraints) newConstraints.Clone();
}
AddConnectionProperties(parameters, this.info);
AddConstraints(parameters, this.info.constraints);
HttpProvider provider = new HttpProvider(pushInfo.rebindAddress + "/lightstreamer/bind_session.txt");
protLogger.Info("Opening stream connection to rebind current session");
if (protLogger.IsDebugEnabled)
{
protLogger.Debug("Rebinding params: " + CollectionsSupport.ToString(parameters));
}
parameters["LS_silverlight_version"] = Constants.localVersion;
bool flag = !this.info.isPolling && this.info.useGetForStreaming;
return provider.DoHTTP(parameters, !flag);
}
internal virtual void CallConstrainRequest(PushServerProxy.PushServerProxyInfo pushInfo, ConnectionConstraints newConstraints)
{
IDictionary parameters = new Dictionary<string, string>();
parameters["LS_session"] = pushInfo.sessionId;
parameters["LS_op"] = "constrain";
this.info.constraints = (ConnectionConstraints) newConstraints.Clone();
AddConstraints(parameters, this.info.constraints);
string controlUrl = pushInfo.controlAddress + "/lightstreamer/control.txt";
StreamReader notBatchedAnswer = this.batchManager.GetNotBatchedAnswer(controlUrl, parameters);
try
{
this.CheckAnswer(notBatchedAnswer);
}
catch (PushEndException)
{
throw new PushServerException(7);
}
finally
{
try
{
streamLogger.Debug("Closing constrain connection");
notBatchedAnswer.Close();
}
catch (IOException exception)
{
streamLogger.Debug("Error closing constrain connection", exception);
}
}
}
internal virtual void RequestNewConstraints(ConnectionConstraints constraints)
{
this.Check();
try
{
this.serverTranslator.CallConstrainRequest(this.serverInfo, constraints);
}
catch (PushUserException exception)
{
protLogger.Debug("Refused constraints request", exception);
throw new PushServerException(9);
}
catch (IOException exception2)
{
throw new PushConnException(exception2);
}
catch (WebException exception3)
{
throw new PushConnException(exception3);
}
this.Check();
}