public static ICEFInfraWrapper CreateInfraWrapper(WrappingSupport need, WrappingAction action, bool isNew, object o, ObjectState?initState, IDictionary <string, object> props, IDictionary <string, Type> types)
{
// Goal is to provision the lowest overhead object based on need!
ICEFInfraWrapper infrawrap = null;
if (action != WrappingAction.NoneOrProvisionedAlready)
{
if ((o is INotifyPropertyChanged) || (need & WrappingSupport.Notifications) == 0)
{
if ((need & WrappingSupport.DataErrors) != 0)
{
infrawrap = new DynamicWithValuesBagErrors(o, initState.GetValueOrDefault(isNew ? ObjectState.Added : ObjectState.Unchanged), props, types);
}
else
{
if ((need & WrappingSupport.OriginalValues) != 0)
{
infrawrap = new DynamicWithValuesAndBag(o, initState.GetValueOrDefault(isNew ? ObjectState.Added : ObjectState.Unchanged), props, types);
}
else
{
infrawrap = new DynamicWithBag(o, props, types);
}
}
}
else
{
infrawrap = new DynamicWithAll(o, initState.GetValueOrDefault(isNew ? ObjectState.Added : ObjectState.Unchanged), props, types);
}
}
return(infrawrap);
}
private static void InternalNodeVisiter(ICEFInfraWrapper iw, Action <ICEFInfraWrapper> toRun, IDictionary <object, bool> visits)
{
if (visits.ContainsKey(iw))
{
return;
}
visits[iw] = true;
var av = (from a in iw.GetAllValues() where a.Value != null && !a.Value.GetType().IsValueType&& !a.Value.GetType().FullName.StartsWith("System.") select a).ToList();
var maxdop = Globals.EnableParallelPropertyParsing && Environment.ProcessorCount > 4 && av.Count() > Environment.ProcessorCount ? Environment.ProcessorCount >> 2 : 1;
Parallel.ForEach(av, new ParallelOptions()
{
MaxDegreeOfParallelism = maxdop
}, (kvp) =>
{
var asEnum = kvp.Value as IEnumerable;
if (asEnum != null)
{
var sValEnum = asEnum.GetEnumerator();
while (sValEnum.MoveNext())
{
var iw2 = CEF.CurrentServiceScope.GetOrCreateInfra(sValEnum.Current, false);
if (iw2 != null)
{
InternalNodeVisiter(iw2, toRun, visits);
}
}
}
else
{
// If it's a tracked object, recurse
var iw2 = CEF.CurrentServiceScope.GetOrCreateInfra(kvp.Value, false);
if (iw2 != null)
{
InternalNodeVisiter(iw2, toRun, visits);
}
}
});
toRun.Invoke(iw);
}
/// <summary>
/// Infrastructure wrappers offer extended information about tracked objects, such as their "row state" (added, modified, etc.).
/// </summary>
/// <param name="o">Any object that's tracked within the current service scope.</param>
/// <param name="canCreate">If false, the object must have an existing infrastructure wrapper or null is returned; if true, a new wrapper can be created.</param>
/// <returns></returns>
public static ICEFInfraWrapper AsInfraWrapped(this object o, bool canCreate = true)
{
ICEFInfraWrapper w = CEF.CurrentServiceScope.GetOrCreateInfra(o, canCreate);
if (w == null && canCreate)
{
var t = CEF.CurrentServiceScope.IncludeObjectNonGeneric(o, null);
if (t != null)
{
w = CEF.CurrentServiceScope.GetOrCreateInfra(t, canCreate);
}
if (w == null)
{
throw new CEFInvalidOperationException("Failed to identify wrapper object, current scope may be invalid.");
}
}
return w;
}
public ICEFInfraWrapper SavePreview(ServiceScope ss, ICEFInfraWrapper saving, ObjectState state, DBSaveSettings settings)
{
if (!IsLastUpdatedByDBAssigned && !string.IsNullOrEmpty(LastUpdatedByField))
{
saving.SetValue(LastUpdatedByField, settings?.LastUpdatedBy ?? (ss.Settings.GetLastUpdatedBy ?? GetLastUpdatedBy).Invoke());
}
if (!IsLastUpdatedDateDBAssigned && !string.IsNullOrEmpty(LastUpdatedDateField))
{
saving.SetValue(LastUpdatedDateField, GetLastUpdatedDate.Invoke());
}
if (state == ObjectState.Added)
{
if (!string.IsNullOrEmpty(IsDeletedField))
{
saving.SetValue(IsDeletedField, false);
}
}
return(saving);
}
internal ValidationWrapper(ICEFInfraWrapper iw)
{
// If contained object implements IDataErrorInfo, support that "first"
_source = iw.GetWrappedObject() as IDataErrorInfo;
_iwsource = iw as IDataErrorInfo;
}
public static void NodeVisiter(ICEFInfraWrapper iw, Action <ICEFInfraWrapper> toRun)
{
InternalNodeVisiter(iw, toRun, new ConcurrentDictionary <object, bool>(Globals.DefaultCollectionConcurrencyLevel, Globals.DefaultDictionaryCapacity));
}
