public IEnumerable <T> Enumerate(ICodeDbDataReader dataReader)
{
var core = dataReader.Core as NpgsqlDataReader;
if (core == null)
{
throw new ApplicationException();
}
if (core.FieldCount != _AssignedProperties.Length)
{
throw new ApplicationException();
}
var getter = _Getter;
while (core.Read())
{
T result;
try {
result = getter(core);
} catch (PostgresException ex) {
throw new PgEnvironmentException(ex);
}
yield return(result);
}
}
/// <summary>
/// コンストラクタ、全要素を指定して初期化する
/// </summary>
/// <param name="dataReader">DBからのデータ読み取りオブジェクト</param>
/// <param name="recordReader"><see cref="DataReader"/>から<typeparamref name="T"/>型のレコードを列挙するオブジェクト</param>
public RecordEnumerator(ICodeDbDataReader dataReader, IRecordReader <T> recordReader)
{
this.DataReader = dataReader;
this.RecordReader = recordReader;
}
