public static T FillObject <T>(Type objType, IDataReader dr) where T : class, new()
{
T result = default(T);
try
{
List <PropertyInfo> properties = BusinessProperty.GetProperties(objType);
int[] ordinals = BusinessProperty.GetOrdinals(properties, dr);
if (dr.Read())
{
result = BusinessProperty.CreateObject <T>(dr, properties, ordinals);
}
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
finally
{
if (!dr.IsClosed)
{
dr.Close();
}
}
return(result);
}
public static C FillCollection <T, C>(Type objType, IDataReader dr) where T : class, new() where C : ICollection <T>, new()
{
C result = (default(C) == null) ? Activator.CreateInstance <C>() : default(C);
try
{
List <PropertyInfo> properties = BusinessProperty.GetProperties(objType);
int[] ordinals = BusinessProperty.GetOrdinals(properties, dr);
while (dr.Read())
{
T item = BusinessProperty.CreateObject <T>(dr, properties, ordinals);
result.Add(item);
}
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
finally
{
if (!dr.IsClosed)
{
dr.Close();
}
}
return(result);
}
public static DataTable ConvertToDataTable <T>(IList <T> objects)
{
List <PropertyInfo> properties = BusinessProperty.GetProperties(typeof(T));
DataTable dataTable = new DataTable();
foreach (PropertyInfo current in properties)
{
DataColumn dataColumn = new DataColumn();
dataColumn.ColumnName = current.Name;
dataColumn.DataType = current.PropertyType;
dataColumn.DefaultValue = null;
dataTable.Columns.Add(dataColumn);
}
foreach (object obj in objects)
{
DataRow dataRow = dataTable.NewRow();
foreach (PropertyInfo current2 in properties)
{
object value = current2.GetValue(obj, null);
dataRow[current2.Name] = value;
}
dataTable.Rows.Add(dataRow);
}
return(dataTable);
}
public static List <PropertyInfo> GetProperties(Type objType)
{
List <PropertyInfo> list = PropertyInfoCache.GetCache(objType.Name);
if (list == null)
{
list = BusinessProperty.LoadPropertyMappingInfo(objType);
PropertyInfoCache.SetCache(objType.Name, list);
}
return(list);
}
