public static List <T> CreateInstanceList <T>(DataTable dt, ref string strError, BindingFlags bindingFlags = BindingFlags.NonPublic | BindingFlags.Instance)
{
DateTime dtStart = DateTime.Now;
// Validation
if (typeof(T).HasParameterlessConstructor() == false)
{
return(null);
}
// Set Cache Repository DataTable
CacheRepository.DataTable = dt;
// Spider Crawl Load Reflection And Data
ClassTypeInformation classInfo = CacheRepository.LoadTypeInformation(typeof(T), bindingFlags);
// Validation
if (classInfo == null)
{
return(default(List <T>));
}
// Load All Class Type DataTables
CacheRepository.ClassTypeList.ForEach(cls => cls.LoadDataTable());
// Create Instance List
List <object> listTemp = classInfo.CreateInstanceList(classInfo, classInfo.DataTable, ref strError, bindingFlags);
// Validation
if (listTemp == null)
{
return(default(List <T>));
}
// Convert Objects To Type <T>
List <T> listObjects = (List <T>)listTemp.Select(obj => (T)obj).ToList();
// Remove Null Objects
listObjects = listObjects.Where(obj => obj != null).ToList();
return(listObjects);
}
private void LoadCollectionList(object obj, DataRow dr, List <MemberTypeInformation> listPrimaryKeyMembers, BindingFlags bindingFlags = BindingFlags.NonPublic | BindingFlags.Instance)
{
string strError = "";
// Loop Collection Fields
foreach (FieldInfo fieldChildCollection in obj.CollectionFields(bindingFlags))
{
#region Get Class Information
// Get Cached Class Information Collection
ClassTypeInformation classInfoCollection = CacheRepository.LoadTypeInformation(fieldChildCollection.CollectionFieldType(), bindingFlags);
// Validation
if (classInfoCollection == null || classInfoCollection.DataTable == null || classInfoCollection.CanBeHydrated == false)
{
return;
}
#endregion
#region Filter Class DataTable
// Create Data Filter
string strFilter = String.Join(" AND ", listPrimaryKeyMembers.Select(pk => pk.GetQueryFilterString(dr[pk.ColumnName])).ToArray());
// Get DataRows Based On Filter
DataRow[] rows = classInfoCollection.DataTable.Select(strFilter);
// Validation
if (rows == null || rows.Count() == 0)
{
return;
}
// Copy Rows To DataTable
DataTable dtInstance = rows.CopyToDataTable();
#endregion
#region Create Instance List With Filtered DataTable
// Create Instance List
List <object> listItems = classInfoCollection.CreateInstanceList(classInfoCollection, dtInstance, ref strError, bindingFlags);
// Validation
if (listItems == null)
{
continue;
}
// Create List Instance
object objList = Activator.CreateInstance(fieldChildCollection.FieldType, null);
// Loop Instance List
foreach (object objItem in listItems)
{
// Invoke Add Method And Add Instance To List
fieldChildCollection.FieldType.GetMethod("Add")
.Invoke(objList, new object[] { objItem });
}
// Set List Value
fieldChildCollection.SetValue(obj, objList);
#endregion
}
}