public DataAttribute AddExtendedProperty(DataContainer container, ExtendedProperty extendedProperty)
{
throw new NotImplementedException();
}
// to be developed: from this line
public DataAttribute AddConstraint(ExtendedProperty extendedProperty, Constraint constraint)
{
throw new NotImplementedException();
}
public ExtendedProperty UpdateExtendedProperty(ExtendedProperty entity)
{
Contract.Requires(entity != null, "provided entity can not be null");
Contract.Requires(entity.Id >= 0, "provided entity must have a permant ID");
Contract.Ensures(Contract.Result<ExtendedProperty>() != null && Contract.Result<ExtendedProperty>().Id >= 0, "No entity is persisted!");
using (IUnitOfWork uow = this.GetUnitOfWork())
{
IRepository<ExtendedProperty> repo = uow.GetRepository<ExtendedProperty>();
repo.Put(entity); // Merge is required here!!!!
uow.Commit();
}
return (entity);
}
public DataAttribute RemoveExtendedProperty(ExtendedProperty extendedProperty)
{
throw new NotImplementedException();
}
public bool DeleteExtendedProperty(ExtendedProperty entity)
{
Contract.Requires(entity != null);
Contract.Requires(entity.Id >= 0);
using (IUnitOfWork uow = this.GetUnitOfWork())
{
IRepository<ExtendedProperty> repo = uow.GetRepository<ExtendedProperty>();
entity = repo.Reload(entity);
repo.Delete(entity);
uow.Commit();
}
// if any problem was detected during the commit, an exception will be thrown!
return (true);
}
public ExtendedProperty CreateExtendedProperty(string name, string description, DataContainer container, ICollection<Constraint> constraints)
{
Contract.Requires(!string.IsNullOrWhiteSpace(name));
Contract.Requires(container != null && container.Id >= 0);
Contract.Ensures(Contract.Result<ExtendedProperty>() != null && Contract.Result<ExtendedProperty>().Id >= 0);
ExtendedProperty e = new ExtendedProperty()
{
Name = name,
Description = description,
DataContainer = container,
};
//if (constraints != null)
// e.Constraints = new List<Constraint>(constraints);
using (IUnitOfWork uow = this.GetUnitOfWork())
{
IRepository<ExtendedProperty> repo = uow.GetRepository<ExtendedProperty>();
repo.Put(e);
uow.Commit();
}
return (e);
}