an Example of creating copies of the data object
Full list of code examples Flexberry ORM is in “code Examples”.
Example of creating copies of the data object
Console.WriteLine("7. Prototyping.");
IDataService dataService = DataServiceProvider.DataService;
OrmSample ormSample = new OrmSample(dataService);
object primaryKey = ormSample.GetSomeObjectPrimaryKey(typeof(D0));
D0 aggregator = new D0();
aggregator.SetExistObjectPrimaryKey(primaryKey);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
dataService.LoadObject(D0.Views.D0_E, aggregator);
stopwatch.Stop();
long loadObjectTime = stopwatch.ElapsedMilliseconds;
stopwatch.Restart();
// This method makes each object in the hierarchy of new (see listing below).
aggregator.Prototype(true);
stopwatch.Stop();
long prototypingTime = stopwatch.ElapsedMilliseconds;
stopwatch.Restart();
dataService.UpdateObject(aggregator);
stopwatch.Stop();
long updateTime = stopwatch.ElapsedMilliseconds;
Console.WriteLine("Time taken for loading: {1} ms{0}prototyping: {2} ms{0}persistence: {3} ms.", Environment.NewLine, loadObjectTime, prototypingTime, updateTime);
Method code Prototype
:
public virtual void Prototype(bool withDetails)
{
KeyGenerator.Generate(this, null);
this.SetStatus(ObjectStatus.Created);
this.SetLoadingState(LoadingState.NotLoaded);
this.SetLoadedProperties(new string[0]);
InitDataCopy();
if (withDetails)
{
string[] properties = Information.GetAllPropertyNames(GetType());
foreach (string property in properties)
{
Type proptype = Information.GetPropertyType(GetType(), property);
if (proptype.IsSubclassOf(typeof(DetailArray)))
{
foreach (D detobj in (DetailArray)Information.GetPropValueByName(this, property))
detobj.Prototype(withDetails);
}
}
}
}