hibernate易出的错误及解决方法

public int getCountJsql(String pojo)
 {
  Query q = getSession().createQuery("select count(*) from " + pojo);
  List cc = q.list();
  Long a = (Long) cc.get(0);
  return a.intValue();
 }

cc.get(0)返回的是Long型,如果写成Integer就会报错