/// <summary>
/// Recupera o enumerador de resultados.
/// </summary>
/// <returns></returns>
public IEnumerator <T> GetEnumerator()
{
var bindStrategy = _entityLoader.GetEntityDescriptorBindStrategy();
var objectCreator = _entityLoader.GetEntityDescriptorCreator();
using (var queryResult = _queryable.Execute(_queryable.DataSource))
{
foreach (var item in bindStrategy.Bind(queryResult, Query.BindStrategyMode.All, objectCreator))
{
if (item is IConnectedEntity)
{
((IConnectedEntity)item).Connect(_sourceContext);
}
if (item is IEntityRecordObserver && item is BusinessEntityDescriptor)
{
((IEntityRecordObserver)item).RegisterObserver(((BusinessEntityDescriptor)item).RecordKey);
}
if (item is ILoadableEntity)
{
((ILoadableEntity)item).NotifyLoaded();
}
yield return((T)item);
}
}
}
/// <summary>
/// Cria uma instancia do descritor.
/// </summary>
/// <returns></returns>
private IEntityDescriptor CreateEntityDescriptor()
{
var creator = _entityLoader.GetEntityDescriptorCreator();
if (creator != null)
{
return(creator.CreateEntityDescriptor());
}
return(null);
}
/// <summary>
/// Cria um registro para a coleção com base no registro informado.
/// </summary>
/// <param name="record"></param>
/// <returns></returns>
protected IEntityDescriptor CreateCollectionItem(Colosoft.Query.IRecord record)
{
var bindStrategy = _entityLoader.GetEntityDescriptorBindStrategy();
var objectCreator = _entityLoader.GetEntityDescriptorCreator();
var instance = objectCreator.Create();
bindStrategy.Bind(record, Query.BindStrategyMode.All, ref instance);
if (instance is IConnectedEntity)
{
((IConnectedEntity)instance).Connect(_sourceContext);
}
if (instance is IEntityRecordObserver && instance is BusinessEntityDescriptor)
{
((IEntityRecordObserver)instance).RegisterObserver(((BusinessEntityDescriptor)instance).RecordKey);
}
if (instance is ILoadableEntity)
{
((ILoadableEntity)instance).NotifyLoaded();
}
return((IEntityDescriptor)instance);
}