/// <summary>
/// Converts the <see cref="DbDataReader"/> into an enumerable of data entity object.
/// </summary>
/// <typeparam name="TEntity">The data entity type to convert.</typeparam>
/// <param name="reader">The <see cref="DbDataReader"/> to be converted.</param>
/// <param name="basedOnFields">Check whether to create a delegate based on the data reader fields.</param>
/// <returns>An array of data entity objects.</returns>
internal static IEnumerable <TEntity> ToEnumerable <TEntity>(DbDataReader reader, bool basedOnFields = false)
where TEntity : class
{
if (reader != null && reader.IsClosed == false && reader.HasRows)
{
var func = FunctionCache.GetDataReaderToDataEntityFunction <TEntity>(reader, basedOnFields);
while (reader.Read())
{
yield return(func(reader));
}
}
}
/// <summary>
/// Converts the <see cref="DbDataReader"/> into an enumerable of data entity object.
/// </summary>
/// <typeparam name="TEntity">The data entity type to convert.</typeparam>
/// <param name="reader">The <see cref="DbDataReader"/> to be converted.</param>
/// <param name="connection">The used <see cref="IDbConnection"/> object.</param>
/// <param name="transaction">The transaction object that is currently in used.</param>
/// <returns>An array of data entity objects.</returns>
public static IEnumerable <TEntity> ToEnumerable <TEntity>(DbDataReader reader,
IDbConnection connection = null,
IDbTransaction transaction = null)
where TEntity : class
{
if (reader != null && reader.IsClosed == false && reader.HasRows)
{
var func = FunctionCache.GetDataReaderToDataEntityFunction <TEntity>(reader,
connection,
transaction);
while (reader.Read())
{
yield return(func(reader));
}
}
}
/// <summary>
/// Converts the <see cref="DbDataReader"/> into an enumerable of data entity object in an asynchronous way.
/// </summary>
/// <typeparam name="TEntity">The data entity type to convert.</typeparam>
/// <param name="reader">The <see cref="DbDataReader"/> to be converted.</param>
/// <param name="connection">The used <see cref="IDbConnection"/> object.</param>
/// <param name="basedOnFields">Check whether to create a delegate based on the data reader fields.</param>
/// <returns>An array of data entity objects.</returns>
internal static async Task <IEnumerable <TEntity> > ToEnumerableAsync <TEntity>(DbDataReader reader,
IDbConnection connection,
bool basedOnFields)
where TEntity : class
{
var list = new List <TEntity>();
if (reader != null && reader.IsClosed == false && reader.HasRows)
{
var func = FunctionCache.GetDataReaderToDataEntityFunction <TEntity>(reader,
connection,
basedOnFields);
while (await reader.ReadAsync())
{
list.Add(func(reader));
}
}
return(list);
}
/// <summary>
/// Converts the <see cref="DbDataReader"/> into an enumerable of data entity object in an asynchronous way.
/// </summary>
/// <typeparam name="TEntity">The data entity type to convert.</typeparam>
/// <param name="reader">The <see cref="DbDataReader"/> to be converted.</param>
/// <param name="connection">The used <see cref="IDbConnection"/> object.</param>
/// <param name="connectionString">The raw connection string.</param>
/// <param name="transaction">The transaction object that is currently in used.</param>
/// <param name="enableValidation">Enables the validation after retrieving the database fields.</param>
/// <returns>An array of data entity objects.</returns>
internal static async Task <IEnumerable <TEntity> > ToEnumerableInternalAsync <TEntity>(DbDataReader reader,
IDbConnection connection = null,
string connectionString = null,
IDbTransaction transaction = null,
bool enableValidation = true)
where TEntity : class
{
var list = new List <TEntity>();
if (reader != null && reader.IsClosed == false && reader.HasRows)
{
var func = FunctionCache.GetDataReaderToDataEntityFunction <TEntity>(reader,
connection,
connectionString,
transaction,
enableValidation);
while (await reader.ReadAsync())
{
list.Add(func(reader));
}
}
return(list);
}
