web.xml
<display-name>Archetype Created Web Application</display-name>
<!--Spring MVC 配置 并添加监听-->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<!-- 字符过滤器 传值乱码-->
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!--配置前端控制器 进行请求分发 DispatcherServlet本质也是一个Servlet -->
<servlet>
<!--名字可以自定义-->
<servlet-name>SpringMVC</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:mvc-dispatcher.xml</param-value>
</init-param>
<!--标记容器启动的时候就启动这个servlet-->
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>SpringMVC</servlet-name>
<!--拦截所有-->
<url-pattern>/</url-pattern>
</servlet-mapping>
applicationContext.xml
<!--配置数据库参数-->
<context:property-placeholder location="classpath:jdbc.properties"/>
<!--Druid数据库连接池-->
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
<property name="url" value="${jdbc_url}" />
<property name="username" value="${jdbc_user}" />
<property name="password" value="${jdbc_password}" />
<property name="filters" value="stat" />
<property name="maxActive" value="20" />
<property name="initialSize" value="1" />
<property name="maxWait" value="60000" />
<property name="minIdle" value="1" />
<property name="timeBetweenEvictionRunsMillis" value="60000" />
<property name="minEvictableIdleTimeMillis" value="300000" />
<property name="testWhileIdle" value="true" />
<property name="testOnBorrow" value="false" />
<property name="testOnReturn" value="false" />
<property name="poolPreparedStatements" value="true" />
<property name="maxOpenPreparedStatements" value="20" />
<property name="asyncInit" value="true" />
</bean>
<!-- 配置 SqlSessionFactory 对象,spring和MyBatis完美整合,不需要mybatis的配置映射文件-->
<bean id="sqlSessionFactory" class="com.baomidou.mybatisplus.extension.spring.MybatisSqlSessionFactoryBean">
<!--注入数据库连接池-->
<property name="dataSource" ref="dataSource"/>
<!-- 配置 MyBaties 全局配置⽂件:mybatis-config.xml -->
<property name="configLocation" value="classpath:mybatis-config.xml"/>
<!-- 扫描 model 包 使⽤别名 -->
<!-- <property name="typeAliasesPackage" value="com.demo.entity"/>-->
<property name="typeAliasesPackage" value="com.swagger.entity"/>
<!-- 扫描 sql 配置⽂件:mapper 需要的 xml ⽂件 -->
<property name="mapperLocations" value="classpath:mappers/*.xml"/>
</bean>
<!-- 配置扫描 dao 接⼝包, 动态实现 dao 接⼝, 注⼊到 Spring 容器中 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!-- 注⼊ sqlSessionFactory -->
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
<!-- 给出需要扫描 dao 接⼝包 -->
<!-- <property name="basePackage" value="com.demo.mapper"/>-->
<property name="basePackage" value="com.swagger.mapper"/>
</bean>
<!--spring-service-->
<!-- 扫描 service 包下所有使⽤注解的类型 -->
<!-- <context:component-scan base-package="com.demo.service"/>-->
<context:component-scan base-package="com.swagger.service"/>
<!-- 配置事务管理器 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<!-- 注⼊数据库连接池 -->
<property name="dataSource" ref="dataSource"/>
</bean>
springmvc.xml
<!-- controller扫描器 -->
<!-- <context:component-scan base-package="com.demo.web"/>-->
<context:component-scan base-package="com.swagger.controller"/>
<!-- 配置注解驱动 -->
<mvc:annotation-driven/>
<!-- 视图解析器 -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<!--前缀-->
<property name="prefix" value="/WEB-INF/views/"/>
<!--后缀-->
<property name="suffix" value=".jsp"/>
</bean>
<!--静态资源默认servlet配置
(1)加⼊对静态资源的处理: js,gif,png
(2)允许使⽤"/"做整体映射
-->
<mvc:default-servlet-handler/>
mybatis.xml
<!--配置全局属性-->
<settings>
<!-- 使⽤jdbc的getGeneratedKeys获取数据库⾃增主键值 -->
<setting name="useGeneratedKeys" value="true" />
<!-- 使⽤列别名替换列名 默认:true -->
<setting name="useColumnLabel" value="true" />
<setting name="cacheEnabled" value="true"/>
<setting name="mapUnderscoreToCamelCase" value="true"/>
</settings>