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