public DataSetEnumerator(DataSet dataSet, string tableName = null)
{
if (dataSet == null)
{
throw new ArgumentNullException(nameof(dataSet), ArgumentHelper.NullParamMessage);
}
if (dataSet.Tables.Count == 0)
{
throw new InvalidOperationException("DataSet does not contain any table");
}
DataTable dataTable;
if (!string.IsNullOrWhiteSpace(tableName))
{
dataTable = dataSet.Tables[tableName];
if (dataTable == null)
{
throw new InvalidOperationException($"DataSet does not contain table with name \"{tableName}\"");
}
}
else
{
dataTable = dataSet.Tables[0];
}
_dataTableEnumerator = new DataTableEnumerator(dataTable);
}
public DataReaderEnumerator(IDataReader dataReader)
{
if (dataReader == null)
{
throw new ArgumentNullException(nameof(dataReader), ArgumentHelper.NullParamMessage);
}
var dataTable = new DataTable();
dataTable.Load(dataReader);
dataReader.Dispose();
_dataTableEnumerator = new DataTableEnumerator(dataTable);
}
