package com.entity;
public class Customer {
private int cutNo;
private String cutName;
private int cutAge;
public int getCutNo() {
return cutNo;
}
public void setCutNo(int cutNo) {
this.cutNo = cutNo;
}
public String getCutName() {
return cutName;
}
public void setCutName(String cutName) {
this.cutName = cutName;
}
public int getCutAge() {
return cutAge;
}
public void setCutAge(int cutAge) {
this.cutAge = cutAge;
}
}
<?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>
<!-- 数据库信息
加载映射文件CustomerMapper.xml
-->
<mappers>
<mapper resource="com/mapper/CustomerMapper.xml"/>
</mappers>
</configuration>
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<bean id="config" class=" org.springframework.beans.factory.config.PreferencesPlaceholderConfigurer">
<property name="Locations">
<array>
<value>classpath:db.properties</value>
</array>
</property>
</bean>
<bean id="customerMapper" class="com.Dao.impl.CustomerMapperImpl">
<property name="sqlSessionFactory" ref="sqlSessionFactory"/>
</bean>
<bean id="customerService" class="com.service.impl.CustomerServiceimpl">
<property name="customerMapper" ref="customerMapper"></property>
</bean>
<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">
<property name="driverClassName" value="${driver}"></property>
<property name="url" value="${url}"></property>
<property name="username" value="${username}"></property>
<property name="password" value="${password}"></property>
<property name="maxActive" value="${maxActive}"></property>
<!-- 最大空闲时间 -->
<property name="maxIdle" value="${maxIdle}"></property>
</bean>
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource"></property>
<property name="configLocation" value="classpath:conf.xml"></property>
</bean>
</beans>
driver=com.mysql.jdbc.Driver
url=jdbc:mysql://localhost:3306/ssm
username=root
password=lmt568899
maxActive=500
maxIdle=1000
package com.Dao.impl;
import org.apache.ibatis.session.SqlSession;
import org.mybatis.spring.support.SqlSessionDaoSupport;
import com.entity.Customer;
import com.mapper.CustomerMapper;
public class CustomerMapperImpl extends SqlSessionDaoSupport implements CustomerMapper{
@Override
public void addCustomer(Customer customer){
SqlSession session = super.getSqlSession();
// 和 conf.xml一样
CustomerMapper cutDao = session.getMapper(CustomerMapper.class);
cutDao.addCustomer(customer);
}
}
package com.mapper;
import com.entity.Customer;
public interface CustomerMapper {
public void addCustomer(Customer customer);
}
<?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.CustomerMapper">
<select id="queryCustomerBycutNo" parameterType="int" resultType="com.entity.Customer">
select * from Customer where cutNo=#{cutNo}
</select>
<insert id="addCustomer" parameterType="com.entity.Customer">
insert into Customer(cutNo,cutName,cutAge) values(#{cutNo},#{cutName},#{cutAge})
</insert>
</mapper>
package com.service;
import com.entity.Customer;
public interface CustomerService {
public void addCustomer(Customer customer);
}
package com.service.impl;
import com.entity.Customer;
import com.mapper.CustomerMapper;
import com.service.CustomerService;
public class CustomerServiceimpl implements CustomerService{
private CustomerMapper customerMapper;
public void setCustomerMapper(CustomerMapper customerMapper) {
this.customerMapper = customerMapper;
}
@Override
public void addCustomer(Customer customer) {
customerMapper.addCustomer(customer);
}
}
