Managed the case of complete filtering
Managed the case of complete filtering


Former-commit-id: 1363eaa6800e701623df6270fa09131138963e1a [formerly 4931a0c546b8e93702c2d1bcd035f26c4490e8ce]
Former-commit-id: cd3fc0efc5a781eeace696329136d7ed8822b723
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine