bjtu_order/build/classes/com/mapper/UserinfoMapper.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">
<mapper namespace="com.mapper.UserinfoMapper">
	<sql id="Where_Clause">
		<where>
			<if test="id!=null and id!=0">and id= #{id}</if>
			<if test="name!=null and name!=''">and name=#{name}</if>
			<if test="upwd!=null and upwd!=''">and upwd=#{upwd}</if>
			<if test="tel!=null and tel!=''">and tel=#{tel}</if>
			
		</where>
	</sql>
	<select id="query" parameterType="java.util.Map"
		resultType="Userinfo">
		select * from userinfo
		<include refid="Where_Clause" />
		<if test="page">limit #{offset} ,#{pageSize}</if>
	</select>
	<select id="getCount" parameterType="java.util.Map"
		resultType="Int">
		select count(0) from userinfo
		<include refid="Where_Clause" />
	</select>
	<select id="queryUserinfoById" parameterType="int"
		resultType="Userinfo">
		select * from userinfo where id=${value}
	</select>
	<insert id="insertUserinfo" useGeneratedKeys="true" keyProperty="id"
		parameterType="Userinfo">
		insert into userinfo (name,tel,upwd,utype) values
		(#{name},#{tel},#{upwd},#{utype});
	</insert>
	<update id="updateUserinfo" parameterType="Userinfo">
		update userinfo set
		name=#{name},tel=#{tel},upwd=#{upwd},utype=#{utype} where
		id=#{id}
	</update>
	<delete id="deleteUserinfo" parameterType="int">
		delete from userinfo where id=${value}
	</delete>
</mapper>