转自:http://blog.csdn.net/snn1410/article/details/7848121,另,这位兄台写的也很详细:http://my249645546.iteye.com/blog/1416344
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN" "http://mybatis.org/dtd/mybatis-3-config.dtd"> *******
<configuration>
<settings>
<!-- 这个配置使全局的映射器启用或禁用缓存 -->
<setting name="cacheEnabled" value="true" />
<!-- 允许 JDBC 支持生成的键。需要适合的驱动。如果设置为 true 则这个设置强制生成的键被使用,尽管一些驱动拒绝兼容但仍然有效(比如 Derby) -->
<setting name="useGeneratedKeys" value="true" />
<!-- 配置默认的执行器。SIMPLE 执行器没有什么特别之处。REUSE 执行器重用预处理语句。BATCH 执行器重用语句和批量更新 -->
<setting name="defaultExecutorType" value="REUSE" />
<!-- 全局启用或禁用延迟加载。当禁用时,所有关联对象都会即时加载。 -->
<setting name="lazyLoadingEnabled" value="true"/>
<!-- 设置超时时间,它决定驱动等待一个数据库响应的时间。 -->
<setting name="defaultStatementTimeout" value="25000"/>
</settings>
<!-- 别名配置 -->
<typeAliases>
<typeAlias alias="Renyuan" type="com.haso.bscs.po.Renyuan" />---po对象
<typeAlias alias="LoginView" type="com.haso.bscs.view.LoginView" /> --view对象
</typeAliases>
<!-- 指定映射器路径 -->
<mappers>
<mapper resource="com/haso/bscsserver/dao/RenyuanDao.xml" />
<mapper resource="com/haso/bscsserver/dao/CardPersonMessageDao.xml"/>
<mapper resource="com/haso/bscsserver/dao/InfoDao.xml" />
<mapper resource="com/haso/bscsserver/dao/VersionDao.xml" />
<mapper resource="com/haso/bscsserver/dao/CommvarsDao.xml" />
<mapper resource="com/haso/bscsserver/dao/TestDao.xml" />
<mapper resource="com/haso/bscsserver/dao/RizhiDao.xml" />
</mappers>
</configuration>
RenyuanDao.xml
************************************************************************************************************************
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<!-- 这里namespace必须是接口的路径,不然要运行的时候要报错 “is not known to the MapperRegistry”-->
<mapper namespace="com.haso.bscsserver.dao.RenyuanDao">
<!-- 这里的id必须和接口中的方法名相同,不然运行的时候也要报错 -->
<!-- <cache type="org.mybatis.caches.ehcache.LoggingEhcache"/> -->
<cache type="org.mybatis.caches.ehcache.EhcacheCache"/>
<parameterMap type="LoginView" id="parameterLoginMap">
<parameter property="name"/>
<parameter property="usrpwd"/>
<parameter property="ime"/>
<parameter property="sim"/>
</parameterMap>
<parameterMap type="renyuanConditionView" id="parameterRenyuanMap">
<parameter property="id"/>
<parameter property="orginalPass"/>
<parameter property="pass"/>
</parameterMap>
<parameterMap type="renyuanLocationView" id="parameterLocation">
<parameter property="id"/>
<parameter property="nowlat"/>
<parameter property="nowlng"/>
<parameter property="nowlocation"/>
</parameterMap>
<resultMap type="renyuanView" id="resultRenyuanViewMap" >
<result property="id"/>
<result property="name"/>
<result property="sim"/>
<result property="ime"/>
<result property="usrpwd"/>
<result property="longtitude"/>
<result property="latitude"/>
<result property="beizhu"/>
<result property="tel"/>
<result property="email"/>
<result property="username"/>
<result property="nowlat"/>
<result property="nowlng"/>
<result property="nowlocation"/>
</resultMap>
<resultMap type="Renyuan" id="resultRenyuanMap" >
<result property="id"/>
<result property="name"/>
<result property="sim"/>
<result property="ime"/>
<result property="usrpwd"/>
<result property="longtitude"/>
<result property="latitude"/>
<result property="beizhu"/>
<result property="tel"/>
<result property="email"/>
<result property="username"/>
<result property="nowlat"/>
<result property="nowlng"/>
<result property="nowlocation"/>
</resultMap>
<select id="findEntityById" resultMap="resultRenyuanMap" parameterType="int" useCache="true">
SELECT *
FROM renyuan
WHERE id=#{id}
</select>
<select id="findAllList" resultMap="resultRenyuanMap" useCache="true">
select * from renyuan
</select>
<select id="findEntityByUnique" resultMap="resultRenyuanMap" parameterMap="parameterLoginMap">
select * from renyuan where name=#{name} and usrpwd=#{usrpwd} and ime=#{ime} and sim=#{sim}
</select>
<select id="isOriginalPass" parameterMap="parameterRenyuanMap" resultMap="resultRenyuanViewMap" useCache="true">
select id,
name,
sim,
ime,
usrpwd,
longtitude,
latitude,
beizhu,
tel,
email,
username
from renyuan
where usrpwd = #{orginalPass} and id = #{id}
</select>
<update id="updatePassword" parameterMap="parameterRenyuanMap">
update renyuan
set usrpwd = #{pass}
where id = #{id}
</update>
<update id="updateNowlocation" parameterMap="parameterLocation">
update renyuan
set nowlat = #{nowlat}
,nowlng = #{nowlng}
,nowlocation = #{nowlocation}
where id = #{id}
</update>
</mapper>