public static void Main()
{
try
{
// This code forces a division by 0 and catches the
// resulting exception.
try
{
int zero = 0;
int ecks = 1 / zero;
}
catch (Exception ex)
{
// Create a new exception to throw.
NewException newExcept = new NewException("Divided by", 0);
// This FileStream is used for the serialization.
FileStream fs =
new FileStream("NewException.dat",
FileMode.Create);
try
{
// Serialize the exception.
BinaryFormatter formatter = new BinaryFormatter();
formatter.Serialize(fs, newExcept);
// Rewind the stream and deserialize the exception.
fs.Position = 0;
NewException deserExcept =
(NewException)formatter.Deserialize(fs);
Console.WriteLine(
"Forced a division by 0, caught the resulting exception, \n" +
"and created a derived exception with custom data. \n" +
"Serialized the exception and deserialized it:\n");
Console.WriteLine("StringData: {0}", deserExcept.StringData);
Console.WriteLine("intData: {0}", deserExcept.IntData);
}
catch (SerializationException se)
{
Console.WriteLine("Failed to serialize: {0}",
se.ToString());
}
finally
{
fs.Close();
Console.ReadLine();
}
}
}
catch (NewException ex)
{
Console.WriteLine("StringData: {0}", ex.StringData);
Console.WriteLine("IntData: {0}", ex.IntData);
}
}
//<snippet2>
// This method is called when deserialization of the
// exception is complete.
void ISafeSerializationData.CompleteDeserialization
(object obj)
{
// Since the exception simply contains an instance of
// the exception state object, we can repopulate it
// here by just setting its instance field to be equal
// to this deserialized state instance.
NewException exception = obj as NewException;
exception.m_state = this;
}
