工作项目backend之配置文件笔记ServiceProvider
作者：互联网
mybatis的配置主要分核心配置和映射文件;
映射文件由MapperScannerConfigurer类扫描文件夹并生成接口代理, SqlSessionFactoryBean类生成会话,核心配置由监听器加载
如果不使用监听时,可用SqlSessionFactory创建会话
web.xml
<!DOCTYPE web-app PUBLIC
"-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd" >
<web-app>
<display-name>Archetype Created Web Application</display-name>
<!-- 加载spring容器 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath*:spring*.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
</web-app>
spring-service.xml
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"
xmlns:mvc="http://www.springframework.org/schema/mvc"
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://code.alibabatech.com/schema/dubbo
http://code.alibabatech.com/schema/dubbo/dubbo.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!-- 指定应用名称 -->
<dubbo:application name="health_service_provider"/>
<!--指定暴露服务的端口，如果不指定默认为20880-->
<dubbo:protocol name="dubbo" port="20887"/>
<!--指定服务注册中心地址-->
<dubbo:registry address="zookeeper://127.0.0.1:2181"/>
<!--批量扫描，发布服务-->
<dubbo:annotation package="com.itheima.service"/>
</beans>
spring-redis.xml
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"
xmlns:mvc="http://www.springframework.org/schema/mvc"
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://code.alibabatech.com/schema/dubbo
http://code.alibabatech.com/schema/dubbo/dubbo.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!-- 指定应用名称 -->
<dubbo:application name="health_service_provider"/>
<!--指定暴露服务的端口，如果不指定默认为20880-->
<dubbo:protocol name="dubbo" port="20887"/>
<!--指定服务注册中心地址-->
<dubbo:registry address="zookeeper://127.0.0.1:2181"/>
<!--批量扫描，发布服务-->
<dubbo:annotation package="com.itheima.service"/>
</beans>
spring-dao.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.2.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util.xsd">
<!--数据源-->
<bean id="dataSource"
class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close">
<property name="username" value="root" />
<property name="password" value="root" />
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://localhost:3306/health?characterEncoding=UTF-8" />
</bean>
<!--spring和mybatis整合的工厂bean-->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="configLocation" value="classpath:SqlMapConfig.xml" />
</bean>
<!--批量扫描接口生成代理对象-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!--指定接口所在的包-->
<property name="basePackage" value="com.itheima.dao" />
</bean>
</beans>
sqlMapperConfig.xml
<?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>
<plugins>
<!-- com.github.pagehelper 为 PageHelper 类所在包名 -->
<plugin interceptor="com.github.pagehelper.PageHelper">
<!-- 设置数据库类型 Oracle,Mysql,MariaDB,SQLite,Hsqldb,PostgreSQL 六种数据库-->
<property name="dialect" value="mysql"/>
</plugin>
</plugins>
</configuration>
spring-tx.xml
<?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:context="http://www.springframework.org/schema/context"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:mvc="http://www.springframework.org/schema/mvc"
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/tx
http://www.springframework.org/schema/tx/spring-tx.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!-- 事务管理器 -->
<bean id="transactionManager"
class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"/>
</bean>
<!--
开启事务控制的注解支持
注意：此处必须加入proxy-target-class="true"，
需要进行事务控制，会由Spring框架产生代理对象，
Dubbo需要将Service发布为服务，要求必须使用cglib创建代理对象。
-->
<tx:annotation-driven transaction-manager="transactionManager"
proxy-target-class="true"/>
</beans>
映射文件例:userDao.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.itheima.dao.UserDao">
<select id="findByUsername" parameterType="string" resultType="com.itheima.pojo.User">
select * from t_user where username = #{username}
</select>
<select id="findRoleIdByUserId" parameterType="int" resultType="int">
SELECT role_id FROM t_user_role ur WHERE ur.user_id = #{id}
</select>
<select id="findMenuIdsByRoleId" parameterType="int" resultType="int">
SELECT menu_id FROM t_role_menu rm WHERE rm.role_id = #{id}
</select>
<select id="findMenuByMenuId" parameterType="int" resultType="com.itheima.pojo.Menu">
SELECT * FROM t_menu WHERE LEVEL = 1 AND id = #{id} ORDER BY path
</select>
<select id="findChildrenMenuByParentId" parameterType="int" resultType="com.itheima.pojo.Menu">
SELECT * FROM t_menu WHERE parentMenuId = #{id} ORDER BY priority
</select>
</mapper>
标签：xml,配置文件,ServiceProvider,role,menu,spring,id,SELECT,backend 来源： https://blog.csdn.net/qq_30359369/article/details/104673840