001package org.lanyonm.playground.persistence; 002 003import java.util.List; 004 005import org.lanyonm.playground.domain.User; 006 007public interface UserMapper { 008 009 /** 010 * @return all the users 011 */ 012 public List<User> getAllUsers(); 013 /** 014 * @param user 015 * @return the number of rows affected 016 */ 017 public int insertUser(User user); 018 /** 019 * @param user 020 * @return the number of rows affected 021 */ 022 public int updateUser(User user); 023}