public static R Run <T, R>(CachedChannelFactory <T> factory, TimeSpan?timeout, Func <T, R> methodToCall)
{
T t = factory.Factory.CreateChannel();
R result;
using (IClientChannel clientChannel = (IClientChannel)((object)t))
{
if (timeout != null)
{
clientChannel.OperationTimeout = timeout.Value;
}
CommunicationState state = clientChannel.State;
bool flag = false;
if (state != CommunicationState.Created)
{
if (state != CommunicationState.Closed)
{
goto IL_51;
}
}
try
{
clientChannel.Open();
flag = true;
}
catch
{
clientChannel.Abort();
throw;
}
IL_51:
bool flag2 = false;
try
{
result = methodToCall(t);
}
catch (Exception error)
{
if (WcfUtils.IsChannelException(error))
{
flag2 = true;
clientChannel.Abort();
}
throw;
}
finally
{
if (!flag2 && flag)
{
WcfUtils.CloseChannel(clientChannel);
}
}
}
return(result);
}
public static void CloseChannel(IClientChannel channel)
{
if (channel != null)
{
try
{
channel.Close();
}
catch (Exception error)
{
channel.Abort();
if (!WcfUtils.IsChannelException(error))
{
throw;
}
}
}
}