def interfacegeneralization(self, source, target):
"""Create generalization between interfaces .
"""
inheritance = Inheritance(source)
targetclass = read_target_node(source, target.target)
if targetclass:
tok = token(str(targetclass.uuid), True, depends_on=set())
for obj in inheritance.values():
tok.depends_on.add(read_target_node(obj.context, target.target))
if not obj.context.name in targetclass.bases:
targetclass.bases.append(obj.context.name)
tgv = TaggedValues(obj.context)
import_from = tgv.direct('import', 'pyegg:stub')
if import_from is not UNSET:
imp = Imports(targetclass.__parent__)
imp.set(import_from, [[obj.context.name, None]])
derive_from = read_target_node(obj.context, target.target)
if not derive_from:
continue
if targetclass.__parent__ is not derive_from.__parent__:
imp = Imports(targetclass.__parent__)
imp.set(class_base_name(derive_from),
[[derive_from.classname, None]])
if targetclass and not targetclass.bases:
targetclass.bases.append('Interface')
def get_pks(klass):
"""gets the pks of an uml class.
"""
res = [f for f in klass.filtereditems(IProperty) \
if f.stereotype('sql:primary')]
if not res:
# then we look if we can find an inherited primary key
inhs = Inheritance(klass)
for inh in inhs.values():
if inh.context.stereotype('sql:sql_content'):
res = get_pks(inh.context)
if res:
return res
return res