public static DataAttribute ToDataAttribute(this EFAttribute source)
{
return
(source
.match(
v => {
return DataAttribute.create_value(v.name, v.value);
},
c => {
return DataAttribute.create_collection(c.name, c.attributes.Select(ToDataAttribute));
}
));
}
public static P match <P>
(this EFAttribute source
, Func <ValueEFAttribute, P> value
, Func <CollectionEFAttribute, P> collection)
{
if (source is ValueEFAttribute)
{
return(value(source as ValueEFAttribute));
}
if (source is CollectionEFAttribute)
{
return(collection(source as CollectionEFAttribute));
}
throw new Exception("Unexpected case");
}
public void remove(EFAttribute entity)
{
context.Atributes.Attach(entity);
context.Entry(entity).State = EntityState.Deleted;
context.Atributes.Remove(entity);
}
public void add(EFAttribute entity)
{
context.Atributes.Add(entity);
}