internal static IList <T> ReadAsList <T>(this SqlDataReader dr, IList <T> list, Func <SqlDataReader, T> autoMappingFunc, string key)
{
if (list == null)
{
list = new List <T>();
}
if (dr.Read())
{
if (autoMappingFunc == null)
{
autoMappingFunc = CreateAutoMappingFunc <T>(dr);
MappingManager.AddAutoCreateObjectFunc(key, autoMappingFunc);
}
list.Add(autoMappingFunc(dr));
}
while (dr.Read())
{
list.Add(autoMappingFunc(dr));
}
return(list);
}
public static Dictionary <TKey, TValue> ReadAsDictionary <TKey, TValue>(this SqlDataReader dr, bool getNextResult = true)
{
Dictionary <TKey, TValue> dictionary;
var underlyingType = typeof(TValue).GetUnderlyingType();
if (underlyingType.IsSimpleType())
{
dictionary = ReadToDictionaryOfValues <TKey, TValue>(dr, underlyingType);
}
else
{
var key = GetAutoCreateObjectFuncKey <TValue>(dr);
var autoMappingFunc = MappingManager.GetAutoCreateObjectFunc <TValue>(key);
if (autoMappingFunc == null)
{
autoMappingFunc = CreateAutoMappingFunc <TValue>(dr);
MappingManager.AddAutoCreateObjectFunc(key, autoMappingFunc);
}
dictionary = ReadToDictionaryOfObjects <TKey, TValue>(dr, autoMappingFunc);
}
if (getNextResult)
{
dr.NextResult();
}
return(dictionary);
}
internal static T CreateObject <T>(this SqlDataReader dr, Func <SqlDataReader, T> autoMappingFunc, string key)
{
if (autoMappingFunc == null)
{
autoMappingFunc = CreateAutoMappingFunc <T>(dr);
MappingManager.AddAutoCreateObjectFunc(key, autoMappingFunc);
}
return(autoMappingFunc(dr));
}
private static IEnumerable <T> ReadAsEnumerableObjects <T>(this SqlCommand cmd)
{
var readerFlags = GetReaderFlagsAndOpenConnection(cmd, CommandBehavior.SingleResult);
using (var dr = cmd.ExecuteReader(readerFlags))
{
var key = SqlDataReaderExtensions.GetAutoCreateObjectFuncKey <T>(dr);
var autoMappingFunc = MappingManager.GetAutoCreateObjectFunc <T>(key);
if (autoMappingFunc == null)
{
autoMappingFunc = SqlDataReaderExtensions.CreateAutoMappingFunc <T>(dr);
MappingManager.AddAutoCreateObjectFunc(key, autoMappingFunc);
}
while (dr.Read())
{
yield return(autoMappingFunc(dr));
}
}
}