标签：pac service order arc nbsp har from syn class
DAO层的函数方法
|
1
|
Public User selectUser(String name,String area); |
对应的Mapper.xml
|
1
2
3
|
<select id="selectUser" resultMap="BaseResultMap"> select * from user_user_t where user_name = #{0} and user_area=#{1}</select> |
其中，#{0}代表接收的是dao层中的第一个参数，#{1}代表dao层中第二参数，更多参数一致往后加即可。
此方法采用Map传多参数.
Dao层的函数方法
|
1
|
Public User selectUser(Map paramMap); |
对应的Mapper.xml
|
1
2
3
|
<select id=" selectUser" resultMap="BaseResultMap"> select * from user_user_t where user_name = #{userName，jdbcType=VARCHAR} and user_area=#{userArea,jdbcType=VARCHAR}</select> |
Service层调用
|
1
2
3
4
5
|
Private User xxxSelectUser(){Map paramMap=new hashMap();paramMap.put(“userName”,”对应具体的参数值”);paramMap.put(“userArea”,”对应具体的参数值”);User user=xxx. selectUser(paramMap);} |
Dao层的函数方法
|
1
|
Public User selectUser(@param(“userName”)Stringname,@param(“userArea”)String area); |
对应的Mapper.xml
|
1
2
3
|
<select id=" selectUser" resultMap="BaseResultMap"> select * from user_user_t where user_name = #{userName，jdbcType=VARCHAR} and user_area=#{userArea,jdbcType=VARCHAR}</select> |
标签：pac service order arc nbsp har from syn class
原文地址：http://www.cnblogs.com/suibingbing/p/6985730.html
