@Override
    public void purgeMappings(Type type, DeviceId deviceId) {
        store.purgeMappingEntry(type, deviceId);
    }
@Test
    public void purgeMappings() {

        addMapping(MAP_DATABASE, 1);
        addMapping(MAP_DATABASE, 2);
        addMapping(MAP_DATABASE, 3);
        assertEquals("3 mappings should exist", 3, mappingCount(MAP_DATABASE));

        adminService.purgeMappings(MAP_DATABASE, LISP_DID);
        assertEquals("0 mappings should exist", 0, mappingCount(MAP_DATABASE));
    }