private static object ToObjectInternal(object targetObject, IMapDataSource dataSource, object objEntity, bool isTargetCollection)
{
if (targetObject != null && dataSource != null && targetObject is IMapDataSource)
{
IMapDataReceiver targetDataSource = (IMapDataReceiver)targetObject;
Type sourceType = objEntity.GetType();
TypeDescriptor sourceDescriptor = TypeDescriptorFactory.CreateTypeDescriptor(sourceType) as TypeDescriptor;
ArrayList propDescList = sourceDescriptor.PropInfoList;
int iCnt = 0;
foreach (PropertyDescriptor propDesc in propDescList)
{
object sourceData = dataSource.GetFieldValue(iCnt, propDesc, objEntity);
if (sourceData != null)
{
targetDataSource.SetFieldValue(iCnt++, propDesc.MappedDBName, null, sourceData);
}
}
}
return(targetObject);
}
private static IDictionary ToDictionaryInternal(IDataReader reader, string keyFileName, IDictionary dictionary, Type targetType)
{
IMapDataSource dataSource = GetDataSource(reader);
TypeDescriptor targetDescriptor = TypeDescriptorFactory.CreateTypeDescriptor(targetType) as TypeDescriptor;
ArrayList dataDescList = GetTypeMappingList(targetDescriptor, dataSource);
if (dictionary is ISupportInitialize)
{
((ISupportInitialize)dictionary).BeginInit();
}
while (reader.Read())
{
object targetObject = Activator.CreateInstance(targetType);
ToObjectInternal(targetObject, dataSource, dataDescList, null);
if (targetObject != null)
{
dictionary.Add(dataSource.GetFieldValue(keyFileName), targetObject);
}
}
if (dictionary is ISupportInitialize)
{
((ISupportInitialize)dictionary).EndInit();
}
return(dictionary);
}
private static object ToObjectInternal(object targetObject, IMapDataSource dataSource, ArrayList dataDescList, object objEntity)
{
if (targetObject != null && dataSource != null && dataDescList != null)
{
foreach (DataDescriptor dataDesc in dataDescList)
{
object sourceData = dataSource.GetFieldValue(dataDesc.ColumnPosition, dataDesc.PropertyDescription, objEntity);
if (sourceData != null || dataDesc.PropertyDescription.IsEnum)
{
dataDesc.PropertyDescription.SetValue(targetObject, sourceData);
}
}
}
return(targetObject);
}
