class MyObj(base.NovaPersistentObject, base.NovaObject):
VERSION = '1.6'
fields = {'foo': fields.Field(fields.Integer()),
'bar': fields.Field(fields.String()),
'missing': fields.Field(fields.String()),
'readonly': fields.Field(fields.Integer(), read_only=True),
'rel_object': fields.ObjectField('MyOwnedObject', nullable=True)
}
@staticmethod
def _from_db_object(context, obj, db_obj):
self = MyObj()
self.foo = db_obj['foo']
self.bar = db_obj['bar']
self.missing = db_obj['missing']
self.readonly = 1
return self
def obj_load_attr(self, attrname):
setattr(self, attrname, 'loaded!')
@base.remotable_classmethod
def query(cls, context):
obj = cls(foo=1, bar='bar')
obj.obj_reset_changes()
return obj
@base.remotable
def marco(self, context):
return 'polo'
@base.remotable
def _update_test(self, context):
if context.project_id == 'alternate':
self.bar = 'alternate-context'
else:
self.bar = 'updated'
@base.remotable
def save(self, context):
self.obj_reset_changes()
@base.remotable
def refresh(self, context):
self.foo = 321
self.bar = 'refreshed'
self.obj_reset_changes()
@base.remotable
def modify_save_modify(self, context):
self.bar = 'meow'
self.save()
self.foo = 42
self.rel_object = MyOwnedObject(baz=42)
def obj_make_compatible(self, primitive, target_version):
# NOTE(danms): Simulate an older version that had a different
# format for the 'bar' attribute
if target_version == '1.1' and 'bar' in primitive:
primitive['bar'] = 'old%s' % primitive['bar']
class MyObj(base.NovaPersistentObject, base.NovaObject):
VERSION = '1.5'
fields = {
'foo': fields.Field(fields.Integer()),
'bar': fields.Field(fields.String()),
'missing': fields.Field(fields.String()),
}
@staticmethod
def _from_db_object(context, obj, db_obj):
self = MyObj()
self.foo = db_obj['foo']
self.bar = db_obj['bar']
self.missing = db_obj['missing']
return self
def obj_load_attr(self, attrname):
setattr(self, attrname, 'loaded!')
@base.remotable_classmethod
def query(cls, context):
obj = cls(foo=1, bar='bar')
obj.obj_reset_changes()
return obj
@base.remotable
def marco(self, context):
return 'polo'
@base.remotable
def _update_test(self, context):
if context.project_id == 'alternate':
self.bar = 'alternate-context'
else:
self.bar = 'updated'
@base.remotable
def save(self, context):
self.obj_reset_changes()
@base.remotable
def refresh(self, context):
self.foo = 321
self.bar = 'refreshed'
self.obj_reset_changes()
@base.remotable
def modify_save_modify(self, context):
self.bar = 'meow'
self.save()
self.foo = 42
class Bar(base.NovaObject):
fields = {'foo': fields.Field(fields.String())}
class TestSubclassedObject(RandomMixInWithNoFields, MyObj):
fields = {'new_field': fields.Field(fields.String())}