/// <summary>
/// Initializes the specified <see cref="Tuple"/> with default values.
/// </summary>
/// <param name="target">Tuple to initialize.</param>
/// <param name="nullableMap"><see cref="BitArray"/> instance that flags that field should have null value.</param>
/// <exception cref="ArgumentException">Tuple descriptor field count is not equal to <paramref name="nullableMap"/> count.</exception>
public static void Initialize(this Tuple target, BitArray nullableMap)
{
var descriptor = target.Descriptor;
if (descriptor.Count != nullableMap.Count)
{
throw new ArgumentException(String.Format(Strings.ExInvalidFieldMapSizeExpectedX, descriptor.Count));
}
for (int i = 0; i < target.Count; i++)
{
if (nullableMap[i])
{
target.SetFieldState(i, TupleFieldState.Available | TupleFieldState.Null);
}
else
{
var fieldType = descriptor[i];
if (fieldType.IsValueType)
{
target.SetValue(i, Activator.CreateInstance(fieldType));
}
else
{
target.SetFieldState(i, TupleFieldState.Available);
}
}
}
}
protected internal override void SetFieldState(int fieldIndex, TupleFieldState fieldState)
{
InnerTuple.SetFieldState(fieldIndex, fieldState);
}