public Dimension Update(Dimension entity)
{
Contract.Requires(entity != null, "provided entity can not be null");
Contract.Requires(entity.Id >= 0, "provided entity must have a permanent ID");
Contract.Ensures(Contract.Result<Dimension>() != null && Contract.Result<Dimension>().Id >= 0, "No entity is persisted!");
using (IUnitOfWork uow = this.GetUnitOfWork())
{
IRepository<Dimension> repo = uow.GetRepository<Dimension>();
repo.Put(entity); // Merge is required here!!!!
uow.Commit();
}
return (entity);
}
public Dimension Create(string name, string description, string specification)
{
Contract.Requires(!string.IsNullOrWhiteSpace(name));
Contract.Requires(!string.IsNullOrWhiteSpace(specification));
Contract.Ensures(Contract.Result<Dimension>() != null && Contract.Result<Dimension>().Id >= 0);
Dimension d = new Dimension()
{
Name = name,
Description = description,
Specification = specification,
};
using (IUnitOfWork uow = this.GetUnitOfWork())
{
IRepository<Dimension> repo = uow.GetRepository<Dimension>();
repo.Put(d);
uow.Commit();
}
return (d);
}
public bool Delete(Dimension entity)
{
Contract.Requires(entity != null);
Contract.Requires(entity.Id >= 0);
using (IUnitOfWork uow = this.GetUnitOfWork())
{
IRepository<Dimension> repo = uow.GetRepository<Dimension>();
//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 Unit Create(string name, string abbreviation, string description, Dimension dimension, MeasurementSystem measurementSystem)
{
Contract.Requires(!string.IsNullOrWhiteSpace(name));
Contract.Requires(!string.IsNullOrWhiteSpace(abbreviation));
Contract.Requires(dimension != null);
Contract.Ensures(Contract.Result<Unit>() != null && Contract.Result<Unit>().Id >= 0);
Unit u = new Unit()
{
Name = name,
Abbreviation = abbreviation,
Description = description,
Dimension = dimension,
MeasurementSystem = measurementSystem,
};
using (IUnitOfWork uow = this.GetUnitOfWork())
{
IRepository<Unit> repo = uow.GetRepository<Unit>();
repo.Put(u);
uow.Commit();
}
return (u);
}