def delete_metering_label_rule(self, context, rule_id):
with context.session.begin(subtransactions=True):
try:
rule = self._get_by_id(context, MeteringLabelRule, rule_id)
except orm.exc.NoResultFound:
raise metering.MeteringLabelRuleNotFound(rule_id=rule_id)
context.session.delete(rule)
def get_metering_label_rule(self, context, rule_id, fields=None):
try:
metering_label_rule = self._get_by_id(context, MeteringLabelRule,
rule_id)
except orm.exc.NoResultFound:
raise metering.MeteringLabelRuleNotFound(rule_id=rule_id)
return self._make_metering_label_rule_dict(metering_label_rule, fields)
def delete_metering_label_rule(self, context, rule_id):
with db_api.context_manager.writer.using(context):
try:
rule = self._get_by_id(context,
metering_models.MeteringLabelRule,
rule_id)
except orm.exc.NoResultFound:
raise metering.MeteringLabelRuleNotFound(rule_id=rule_id)
context.session.delete(rule)
return self._make_metering_label_rule_dict(rule)
def _get_metering_label_rule(self, context, rule_id):
metering_label_rule = metering_objs.MeteringLabelRule.get_object(
context, id=rule_id)
if not metering_label_rule:
raise metering.MeteringLabelRuleNotFound(rule_id=rule_id)
return metering_label_rule
