public override Exception GetMappedException(Exception ex)
{
Type type = ex.GetType();
if (type.FullName != "Sybase.Data.AseClient.AseException")
{
return(base.GetMappedException(ex));
}
PropertyInfo property = type.GetProperty("Errors");
object value = property.GetValue(ex, null);
if (value == null)
{
return(base.GetMappedException(ex));
}
IEnumerable errors = (IEnumerable)value;
IEnumerator enumerator = errors.GetEnumerator();
if (!enumerator.MoveNext())
{
return(base.GetMappedException(ex));
}
object error = enumerator.Current;
SybaseMessage sybaseError = new SybaseMessage(error);
SybaseWrappedException sybaseException = new SybaseWrappedException(sybaseError, ex);
return(sybaseException);
}
public void OnAseConnectionInfoEvent(object sender, EventArgs e)
{
Type eType = e.GetType();
PropertyInfo property = eType.GetProperty("Message", typeof(string));
object value = property.GetValue(e, null);
string message = (string)value;
property = eType.GetProperty("Errors");
value = property.GetValue(e, null);
IEnumerable errors = (IEnumerable)value;
if (errors == null)
{
SybaseMessageEventArgs eventArgs = new SybaseMessageEventArgs(message);
OnDbMessage(eventArgs);
}
else
{
// Sybase sometimes repeats the same message several time.
// To avoid message spamming we emit each equal message one time.
object prevError = null;
string prevMessage = null;
foreach (object error in errors)
{
if (error == null)
{
continue;
}
if (Object.Equals(prevError, error))
{
continue;
}
prevError = error;
SybaseMessage infoMessage = new SybaseMessage(error);
if (Object.Equals(prevMessage, infoMessage.Message))
{
continue;
}
prevMessage = infoMessage.Message;
SybaseMessageEventArgs eventArgs = new SybaseMessageEventArgs(infoMessage);
OnDbMessage(eventArgs);
}
}
}
private static TraceLevel GetSeverity(SybaseMessage message)
{
return(TraceLevel.Info);
}
public SybaseWrappedException(SybaseMessage sybaseError, Exception innerException)
: base(sybaseError, innerException)
{
}
public SybaseMessageEventArgs(SybaseMessage message)
: base(GetSeverity(message), message.Server, message.Catalog, message.Procedure, message.LineNumber, message.Message)
{
}