ssm 和mybatis整合 +layui 非jsp版本

1.web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
          http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
         version="3.1">
  <display-name>Archetype Created Web Application</display-name>

  <!-- 配置前端控制器 -->
  <servlet>
    <servlet-name>student_system</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:spring-mvc.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>student_system</servlet-name>
    <url-pattern>/</url-pattern>
  </servlet-mapping>

  <!-- 上下文参数：是指功能实体间建立的链路 -->
  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext.xml</param-value>
  </context-param>
  <!-- 配置spring上下文监听 -->
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>

  <!-- 配置解决中文乱码的过滤器 -->
  <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>

  <!-- 设置欢迎页 -->
  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>

</web-app>

如果不想用jsp,直接使用html需配置html

<servlet-mapping>
    <servlet-name>default</servlet-name>
    <url-pattern>*.html</url-pattern>
</servlet-mapping>

2.spring-mvc.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:aop="http://www.springframework.org/schema/aop"
       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/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/mvc
             http://www.springframework.org/schema/mvc/spring-mvc.xsd">

    <!-- 包扫描 -->
    <context:component-scan base-package="com.niudada.controller"/>

    <!-- 配置自定义的日期格式转换器 -->
    <bean id="conversionService" class="org.springframework.format.support.FormattingConversionServiceFactoryBean">
        <property name="converters">
            <set>
                <bean class="com.niudada.utils.DateConverter"/>
            </set>
        </property>
    </bean>

    <!-- 开启springmvc对注解的支持 -->
    <mvc:annotation-driven conversion-service="conversionService">
        <!-- 消息转换器 -->
        <mvc:message-converters>
            <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
                <property name="objectMapper">
                    <bean class="com.fasterxml.jackson.databind.ObjectMapper">
                        <property name="dateFormat">
                            <!-- 这里只会对json数据中的日期格式化 -->
                            <bean class="java.text.SimpleDateFormat">
                                <constructor-arg type="java.lang.String" value="yy-MM-dd HH:mm:ss"/>
                            </bean>
                        </property>
                    </bean>
                </property>
            </bean>
        </mvc:message-converters>
    </mvc:annotation-driven>

    <!-- 静态资源过滤 -->
    <mvc:default-servlet-handler/>

    <!-- 配置视图解析器 -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/page/"/>
        <property name="suffix" value=".jsp"/>
    </bean>
    
    <!-- 拦截器 -->
    <mvc:interceptors>
        <!-- 项目路径拦截器 -->
        <mvc:interceptor>
            <!-- /*会拦截所有文件夹(路径)但是不会拦截子文件夹 /**会拦截所有文件夹(路径)和子文件夹 -->
            <mvc:mapping path="/**/*"/>
            <bean class="com.niudada.utils.PathInterceptor"/>
        </mvc:interceptor>

        <!-- 权限拦截器 -->
        <mvc:interceptor>
            <!-- 拦截所有请求路径 -->
            <mvc:mapping path="/**/*"/>
            <mvc:exclude-mapping path="/login"/>
            <mvc:exclude-mapping path="/logout"/>
            <mvc:exclude-mapping path="/captcha/*"/>
            <mvc:exclude-mapping path="/static/**"/>
            <bean class="com.niudada.utils.PermissionInterceptor"/>
        </mvc:interceptor>
    </mvc:interceptors>

</beans>

3.applicationContenxt.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       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/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">
    <!--Spring接管MyBatis内容-->
    <!--DataSource Druid连接池-->
    <context:property-placeholder location="classpath:db.properties"/>
    <bean id="dataSource" class="org.apache.commons.dbcp2.BasicDataSource" destroy-method="close">
        <!--基本配置-->
        <property name="driverClassName" value="${jdbc.driver}"/>
        <property name="url" value="${jdbc.url}"/>
        <property name="username" value="${jdbc.username}"/>
        <property name="password" value="${jdbc.password}"/>
    </bean>

    <!--SqlSessionFactory 要DataSource支持-->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <!--注入连接池-->
        <property name="dataSource" ref="dataSource"/>


        <property name="mapperLocations">
            <array>
                <value>classpath:com/niudada/dao/*Mapper.xml</value>
            </array>
        </property>
        <!--使得实体类中用类名作为别名-->
        <property name="typeAliasesPackage" value="com.niudada.entity"></property>
        <!--分页-->
        <property name="plugins">
            <array>
                <bean class="com.github.pagehelper.PageInterceptor">
                    <property name="properties">
                        <props>
                            <!--页号在合理值 0 - max-->
                            <prop key="reasonable">true</prop>
                        </props>
                    </property>
                </bean>
            </array>
        </property>
    </bean>


    <!--Dao 需要 MapperScannerConfigurer支持-->
    <bean id="mapperScannerConfigurer" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.demo.dao"/>
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
    </bean>
    <!--告知spring注解位置，保证注解有效性，下面注解扫描表示Controller不扫，给service和dao扫描-->
    <context:component-scan base-package="com.demo">
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"></context:exclude-filter>
    </context:component-scan>
    <!--引入一个事务管理器-->
    <bean id="tx" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
    </bean>
    <!--@Transactional 告诉spring，定制事务是基于DataSourceTransactionManager-->
    <tx:annotation-driven transaction-manager="tx"></tx:annotation-driven>

</beans>

dao 和mapper 命名不一致按照这样处理