public function get_choose_info_by_id($bid)
{
$key = Util_MemCacheKey::get_choose_broker_info($bid);
APF::get_instance()->benchmark_begin(__CLASS__ . " get_choose_info_by_id ");
$memcache = APF_Cache_Factory::get_instance()->get_memcache();
$list = $memcache->get($key);
if (!$list) {
$list = parent::get_choose_info_by_id($bid);
$memcache->add($key, $list, 0, Util_MemCacheTime::get_choose_broker_info());
}
APF::get_instance()->benchmark_end(__CLASS__ . " get_choose_info_by_id ");
return $list;
}