thinkphp继承高级model后的乐观锁运用（测试中）

 <?php
 class IndexAction extends Action {
     private $d_user;
     private $user;
     private $arr;

     public function __construct(){
         parent::__construct();
         $this->d_user = D('User');
         $this->user = M('user');

         //打款的配置信息
         $this->arr = array(
             'userA' => 1,
             'userB' => 2,
             'money' => 300
         );
     }

     /**
      * 打款逻辑（事务操作）
      */
     public function index(){
         $this->user->startTrans();
         $this->moneyFill($this->user, $this->arr['userA'], $this->arr['money']);

         $data = array('id' => $this->arr['userA'], 'money' => array('exp','money - ' . $this->arr['money']));
         $data2 = array('id' => $this->arr['userB'], 'money' => array('exp','money + ' . $this->arr['money']));

         if($data = $this->d_user->lockTable($data)){
             $res = $this->user->save($data);
         }
         if($data2 = $this->d_user->lockTable($data2)){
             $res2 = $this->user->save($data2);
         }

         if($res && $res2){
             $this->user->commit();
             echo 'commit';
         }else {
             $this->user->rollback();
             echo 'rollback';
         }
     }

     /**
      * 支出方金钱是否满足
      */
     private function moneyFill($user, $id, $money){
         $current_money = $user->where(array('id' => $id))->getField('money');
         if($current_money < $money){
             echo 'money no worth!';
             exit;
         }
     }
 }

 <?php
 /**
  * 用户表模型类
  */
 class UserModel extends AdvModel{

     /**
      * 乐观锁操作
      */
     public function lockTable($res){

         //记录乐观锁
         $res = $this->recordLockVersion($res);

         //缓存当前线程的乐观锁
         $this->cacheLockVersion($res);

         //检查乐观锁并返回是否锁定
         return $this->checkLockVersion($res, $options);
     }
 }
 ?>