/// <summary>
/// Read from the object server, value of the ServerPadInt.
/// </summary>
/// <returns></returns>
public int Read()
{
int value;
try
{
if (PADI_Client.TransactionId != 0)
{
if (worker.IsThisServerFreezed)
{
AsyncReadPadInt read = new AsyncReadPadInt(worker.Read);
AsyncCallback readCallback = new AsyncCallback(AsyncReadCallBack);
IAsyncResult RemAr = read.BeginInvoke(this.UID, PADI_Client.TransactionId, readCallback, null);
Console.WriteLine("Read will be delayed due to server freeze, this is a junk value");
value = Int32.MinValue;
}
else
{
value = worker.Read(this.UID, PADI_Client.TransactionId);
}
}
else
{
throw new TxException("Transaction is required to be started before read operation");
}
}
catch (TxException ex)
{
Common.Logger().LogError(ex.Message, ex.StackTrace, ex.Source);
Console.WriteLine(ex.Message);
throw ex;
}
return(value);
}
/// <summary>
/// Read request will be replied here
/// </summary>
/// <param name="ar"></param>
public void AsyncReadCallBack(IAsyncResult ar)
{
try
{
AsyncReadPadInt del = (AsyncReadPadInt)((AsyncResult)ar).AsyncDelegate;
Console.WriteLine("Read the value " + del.EndInvoke(ar));
}
catch (TxException ex)
{
Console.WriteLine(ex.Message);
throw ex;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
throw ex;
}
}