public static void SerializeTo(Stream stream, SqlType type)
{
var writer = new BinaryWriter(stream, Encoding.Unicode);
SerializeTo(writer, type);
}
public static void SerializeTo(BinaryWriter writer, SqlType type)
{
writer.Write((byte)type.TypeCode);
if (type.IsPrimitive)
{
if (type is NumericType)
{
var numericType = (NumericType)type;
writer.Write(numericType.Size);
writer.Write(numericType.Scale);
}
else if (type is StringType)
{
var stringType = (StringType)type;
writer.Write(stringType.MaxSize);
if (stringType.Locale != null)
{
writer.Write((byte)1);
writer.Write(stringType.Locale.Name);
}
else
{
writer.Write((byte)0);
}
}
else if (type is BinaryType)
{
var binaryType = (BinaryType)type;
writer.Write(binaryType.MaxSize);
}
else if (type is BooleanType ||
type is IntervalType ||
type is DateType ||
type is NullType)
{
// nothing to add to the SQL Type Code
}
else
{
throw new NotSupportedException(String.Format("The data type '{0}' cannot be serialized.", type.GetType().FullName));
}
}
else if (type is UserType)
{
var userType = (UserType)type;
writer.Write((byte)1); // The code of custom type
writer.Write(userType.FullName.FullName);
}
else if (type is QueryType)
{
// nothing to do for the Query Type here
}
else if (type is ArrayType)
{
var arrayType = (ArrayType)type;
writer.Write(arrayType.Length);
}
else
{
throw new NotSupportedException();
}
}
