public class UserDao extends java.lang.Object
模拟数据库操作
UserDao()
void
addUser(User user)
java.util.List<User>
findAll()
User
getUser(java.lang.Long userId)
remove(java.lang.Long userId)
updateUser(User user)
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
public UserDao()
public java.util.List<User> findAll()
public void addUser(User user)
public void updateUser(User user)
public User getUser(java.lang.Long userId)
public void remove(java.lang.Long userId)