/// <summary>
/// Occurs when the Assocations collection has changed.
/// </summary>
/// <param name="sender">Object that has raised the event</param>
/// <param name="e">Information about the change</param>
protected void OnAssociationsChanged(object sender, NotifyCollectionChangedEventArgs e)
{
if (e.Action == NotifyCollectionChangedAction.Add)
{
foreach (Association assoc in e.NewItems)
{
_ImplAssociation implAssoc = (assoc as _ImplAssociation);
if (implAssoc == null)
{
associations.Remove(assoc);
throw new ArgumentException("An Association element created outside the model library " +
"was added to the Associations colletion!");
}
adaptedElement.OwnedMember.Add(implAssoc.AdaptedAssociation);
}
}
else if (e.Action == NotifyCollectionChangedAction.Remove)
{
foreach (Association assoc in e.OldItems)
{
adaptedElement.OwnedMember.Remove((assoc as _ImplAssociation).AdaptedAssociation);
}
}
}
/// <summary>
/// Creates a new association bound to the given class and inserts
/// a reference to the association into the class associations collection.
/// </summary>
/// <param name="parentAssociation">Reference to the association that owns this end</param>
/// <param name="end">Reference to the class that should be bound to this end</param>
/// <param name="_schema">
/// Reference to the Schema instance that is the top
/// of this model hierarchy.
/// </param>
public _AssociationEnd(_ImplAssociation parentAssociation, Class end, Schema _schema)
: base(_schema)
{
adaptedElement = NUml.Uml2.Create.Property();
association = parentAssociation;
adaptedElement.Association = parentAssociation.AdaptedAssociation;
try
{
parentClass = end;
if (!end.Assocations.Contains(parentAssociation))
{
end.Assocations.Add(parentAssociation);
}
adaptedElement.Type = (end as _ImplClass).AdaptedClass;
}
catch (NullReferenceException)
{
throw new ArgumentException("Reference to a class element created outside the model" +
" library has been passed to the model!");
}
}
