def setter(self, value, name=name, field=field):
attrname = _get_attrname(name)
field_value = field.coerce(self, name, value)
if field.read_only and hasattr(self, attrname):
# Note(yjiang5): _from_db_object() may iterate
# every field and write, no exception in such situation.
if getattr(self, attrname) != field_value:
raise exception.ReadOnlyFieldError(field=name)
else:
return
self._changed_fields.add(name)
# TODO(daidv): _obj_original_values shoud be removed
# after OVO migration completed.
if (self.obj_attr_is_set(name)
and value != getattr(self, name) and name not in list(
six.iterkeys(self._obj_original_values))): # noqa
self._obj_original_values[name] = getattr(self, name)
try:
return setattr(self, attrname, field_value)
except Exception:
with excutils.save_and_reraise_exception():
LOG.exception(
'Error setting %{obj_name}s.%{field_name}s', {
"obj_name": self.obj_name(),
"field_name": name
})
def setter(self, value, name=name, field=field):
attrname = _get_attrname(name)
field_value = field.coerce(self, name, value)
if field.read_only and hasattr(self, attrname):
# Note(yjiang5): _from_db_object() may iterate
# every field and write, no exception in such situation.
if getattr(self, attrname) != field_value:
raise exception.ReadOnlyFieldError(field=name)
else:
return
self._changed_fields.add(name)
try:
return setattr(self, attrname, field_value)
except Exception:
with excutils.save_and_reraise_exception():
attr = "%s.%s" % (self.obj_name(), name)
LOG.exception(_LE('Error setting %(attr)s'),
{'attr': attr})