internal protected virtual void SettingPropertyValue(SqlFieldSettingPropertyValueParameters parameters)
{
}
public static object CreateSqlEntity(Type type, DataRow dr, Action <object, PropertyInfo, object> setPropertyValue)
{
var e = Activator.CreateInstance(type, true);
if (setPropertyValue == null)
{
setPropertyValue = (entity, pi, value) =>
{
pi.SetValue(entity, value, null);
};
}
var properties = GetTypeSelectProperties(type);
var fieldNamingType = GetSqlFieldNamingType(type);
foreach (var pi in properties)
{
if (pi.HasCustomAttribute <SqlEntityAttribute>())
{
var eChild = CreateSqlEntity(pi.PropertyType, dr, setPropertyValue);
pi.SetValue(e, eChild, null);
}
else
{
//field
var fieldName = GetFieldName(pi, fieldNamingType).Trim('"');
if (!dr.Table.Columns.Contains(fieldName))
{
continue;
}
object value = null;
try
{
value = dr[fieldName];
if (value is DBNull)
{
var defaultValueAttr = pi.GetCustomAttribute <SqlDefaultValueAttribute>();
value = defaultValueAttr != null ? defaultValueAttr.SelectValue : null;
}
var propertyType = Nullable.GetUnderlyingType(pi.PropertyType) ?? pi.PropertyType;
if (value != null && propertyType.IsEnum)
{
value = Enum.Parse(propertyType, value.ToString());
}
var attr = pi.GetCustomAttribute <SqlFieldAttribute>();
var settingParameters = new SqlFieldSettingPropertyValueParameters(type, pi, e, value);
attr.SettingPropertyValue(settingParameters);
if (!settingParameters.Cancel)
{
if (settingParameters.HasNewPropertyValue)
{
value = settingParameters.NewPropertyValue;
if (value != null)
{
propertyType = value.GetType();
}
}
}
if (value != null && !propertyType.IsEnum)
{
value = Convert.ChangeType(value, propertyType);
}
setPropertyValue(e, pi, value);
}
catch (Exception ex)
{
Log.Error(string.Format("Type '{2}': failed to set property '{0}' with value '{1}' ({3})", pi.Name, value, type.Name, value == null ? "null" : value.GetType().Name), ex);
throw;
}
}
}
return(e);
}
