public PluginPipelineUser(RequiredPropertyInfo demand, ArgumentValueUIArgs args, object demanderInstance)
: base(new Type[] { }) //makes it a design time use case
{
Getter = () =>
{
var p = (Pipeline)args.InitialValue;
return(p);
};
Setter = v => args.Setter(v);
var pipeDemander = demanderInstance as IDemandToUseAPipeline;
if (pipeDemander == null)
{
throw new NotSupportedException("Class " + demanderInstance.GetType().Name + " does not implement interface IDemandToUseAPipeline despite having a property which is a Pipeline");
}
_useCase = pipeDemander.GetDesignTimePipelineUseCase(demand);
ExplicitSource = _useCase.ExplicitSource;
ExplicitDestination = _useCase.ExplicitDestination;
foreach (var o in _useCase.GetInitializationObjects())
{
AddInitializationObject(o);
}
GenerateContext();
}
/// <summary>
/// Declares that the given <paramref name="property"/> (which must be nullable int) stores the ID (or null) of a <see cref="Pipeline"/> declared
/// in the RDMP platform databases. The property must belong to <paramref name="user"/>
/// </summary>
/// <param name="property"></param>
/// <param name="user"></param>
/// <param name="repository"></param>
public PipelineUser(PropertyInfo property, DatabaseEntity user, ICatalogueRepository repository = null)
{
_property = property;
User = user;
if (property.PropertyType != typeof(int?))
{
throw new NotSupportedException("Property " + property + " must be of PropertyType nullable int");
}
//if user passed in an explicit one
_catalogueRepository = repository;
//otherwise get it from the user
if (_catalogueRepository == null)
{
if (User.Repository == null)
{
throw new Exception("User does not have a Repository! how can it be a DatabaseEntity!");
}
_catalogueRepository = User.Repository as ICatalogueRepository;
var dataExportRepo = User.Repository as IDataExportRepository;
if (dataExportRepo != null)
{
_catalogueRepository = dataExportRepo.CatalogueRepository;
}
if (_catalogueRepository == null)
{
throw new Exception("Repository of Host '" + User + "' was not an ICatalogueRepository or a IDataExportRepository. user came from a Repository called '" + user.Repository.GetType().Name + "' in this case you will need to specify the ICatalogueRepository property to this method so we know where to fetch Pipelines from");
}
}
Getter = Get;
Setter = Set;
}
