/// <summary>
/// Add a new atom to the collection, with name check
/// </summary>
/// <param name="atom">The atom to add</param>
public void AddAtom(AtomData atom)
{
if (atom == null)
{
throw new ArgumentNullException("atom");
}
// Check mixed mode
if (_atoms.Count == 0)
{
// First atom => decide named or unnamed
_useNames = atom.IsNamed;
}
else
{
// Check named or unnamed atom vs. current behavior
if (_useNames != atom.IsNamed)
{
throw new Exception("Mixed mode atoms not allowed in collection");
}
// Check atom name if any
if (_useNames && (this[atom.Name] != null))
{
throw new Exception(
$"Atom named '{atom.Name}' already exists in collection");
}
}
_atoms.Add(atom);
}
private RowSetCollectionData ProcessData(IDataReader reader)
{
var result = new RowSetCollectionData();
do
{
MetadataBuilder.Build(reader);
var rowset = new RowSetData();
while (reader.Read())
{
var row = new AtomCollectionData();
var columns = MetadataBuilder.Columns.OrderBy(c => c.Ordinal);
foreach (var column in columns)
{
try
{
var atom = new AtomData();
atom.Name = column.Name;
atom.Value = reader.GetValue(column.Ordinal);
row.AddAtom(atom);
}
catch (Exception ex)
{
throw new Exception($"Error reading column {column.Ordinal} ({column.Name})", ex);
}
}
rowset.AddRow(row);
}
result.AddRowSet(rowset);
}while (reader.NextResult());
return(result);
}