SSM (spring spring MVC Mybatis)整合

2023-11-17 19:19:58

jar包

pom.xml

<?xml version="1.0" encoding="UTF-8"?>

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>com.xx</groupId>
  <artifactId>xx</artifactId>
  <version>1.0-SNAPSHOT</version>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <maven.compiler.source>1.8</maven.compiler.source>
    <maven.compiler.target>1.8</maven.compiler.target>

    <spring.version>5.2.11.RELEASE</spring.version>
    <mysql.version>8.0.22</mysql.version>
    <mybatis.version>2.0.6</mybatis.version>
    <jackson.version>2.9.8</jackson.version>
    <jersey.version>1.18.1</jersey.version>
    <log4j.version>2.12.1</log4j.version>

  </properties>

  <developers>
    <developer>
      <name>xx</name>
      <email>xx@xx.com</email>
    </developer>
  </developers>

  <dependencies>
    <!--      java  web 基础jar包-->
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>javax.servlet-api</artifactId>
        <version>4.0.1</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>jsp-api</artifactId>
        <version>2.0</version>
        <scope>provided</scope>
    </dependency>
    <!--        JSTL jar包-->
    <dependency>
      <groupId>jstl</groupId>
      <artifactId>jstl</artifactId>
      <version>1.2</version>
    </dependency>
    <dependency>
      <groupId>taglibs</groupId>
      <artifactId>standard</artifactId>
      <version>1.1.2</version>
    </dependency>
    <!--        测试jar包-->
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.13.1</version>
      <scope>compile</scope>
    </dependency>
    <!--        动态代理jar包-->
    <dependency>
      <groupId>cglib</groupId>
      <artifactId>cglib</artifactId>
      <version>2.2.2</version>
    </dependency>
    <!--        日志jar包-->
    <dependency>
      <groupId>org.apache.logging.log4j</groupId>
      <artifactId>log4j-core</artifactId>
      <version>${log4j.version}</version>
    </dependency>
    <dependency>
      <groupId>org.apache.logging.log4j</groupId>
      <artifactId>log4j-web</artifactId>
      <version>${log4j.version}</version>
    </dependency>
    <dependency>
      <groupId>org.apache.logging.log4j</groupId>
      <artifactId>log4j-api</artifactId>
      <version>${log4j.version}</version>
    </dependency>
    <!--        json序列化jar包-->
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-core</artifactId>
      <version>${jackson.version}</version>
    </dependency>
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-databind</artifactId>
      <version>${jackson.version}</version>
    </dependency>
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-annotations</artifactId>
      <version>${jackson.version}</version>
    </dependency>
    <!--        文件上传jar包-->
    <dependency>
      <groupId>commons-fileupload</groupId>
      <artifactId>commons-fileupload</artifactId>
      <version>1.3.1</version>
    </dependency>
    <dependency>
      <groupId>commons-io</groupId>
      <artifactId>commons-io</artifactId>
      <version>2.4</version>
    </dependency>
    <!--        数据源jar包-->
    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>${mysql.version}</version>
    </dependency>
    <dependency>
      <groupId>com.alibaba</groupId>
      <artifactId>druid</artifactId>
      <version>1.1.10</version>
    </dependency>
    <!-- mybatis jar包 -->
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis</artifactId>
      <version>3.4.6</version>
    </dependency>
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis-spring</artifactId>
      <version>2.0.6</version>
    </dependency>
    <!-- aspectj 表达式jar包-->
    <dependency>
      <groupId>org.aspectj</groupId>
      <artifactId>aspectjweaver</artifactId>
      <version>1.8.14</version>
    </dependency>

    <!--spring 框架jar包-->
    <!--spring-webmvc 5 已经包含了 aop、beans、context、core、expression、web子包，所以无需再引用这些子包-->
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-webmvc</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-jdbc</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-context-support</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-aspects</artifactId>
      <version>${spring.version}</version>
    </dependency>
  </dependencies>
</project>

配置

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>
    <!--关于log4j2的相关配置 ，辉自己根据${web:rootDir}加载-->
    <context-param>
        <param-name>log4jContextName</param-name>
        <param-value>myApplication</param-value>
    </context-param>
    <!--  设置server加载监听-->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:spring-config.xml</param-value>
    </context-param>
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>
<!--  pring 5 已经将Log4jConfigListener 删除，他会自己根据log4jContextName寻找文件，加载-->
<!--    <listener>-->
<!--        <listener-class> org.springframework.web.util.Log4jConfigListener</listener-class>-->
<!--    </listener>-->

    <!--  设置编码字符集-->
    <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>
        <init-param>
            <param-name>forceEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>encodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
    <!--配置spring mvc 入口-->
    <servlet>
        <servlet-name>springMvcServlet</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>springMvcServlet</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>
</web-app>

spring-mvc.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:mvc="http://www.springframework.org/schema/mvc"
       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-3.0.xsd
      http://www.springframework.org/schema/context
      http://www.springframework.org/schema/context/spring-context.xsd
      http://www.springframework.org/schema/mvc
      http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">

    <!--    开启mvc注解支持-->
    <mvc:annotation-driven/>

<!--    扫描controller包-->
    <context:component-scan base-package="com.xx.controller">
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>

<!--    配置系统异常处理器 ,主要作用拦截controller 异常-->
    <bean id="servletExceptionResolver" class="com.xx.exception.ServletExceptionResolver"/>
<!--    配置拦截器 只会拦截controller 请求，如果配置了视图解析，则会拦截jsp资源，如果配置了静态资源映射，则会拦截静态资源-->
    <mvc:interceptors>
<!--        配置全局拦截器-->
        <mvc:interceptor>
            <mvc:mapping path="/**"/>
            <bean class="com.xx.interceptor.ServletInterceptor"/>
        </mvc:interceptor>
    </mvc:interceptors>

</beans>

spring-config.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:aop="http://www.springframework.org/schema/aop"
       xmlns:p="http://www.springframework.org/schema/p"
       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/tx
        http://www.springframework.org/schema/tx/spring-tx.xsd
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd">

    <!--    扫描所有注解-->
    <context:component-scan base-package="com.xx"></context:component-scan>

<!-- 加载properties文件 ,则种方式配置后则可以使用@Vue注解-->
    <bean id="properties" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
        <property name="ignoreResourceNotFound" value="false" />
        <property name="locations">
            <list>
                <value>classpath:jdbc.properties</value>
            </list>
        </property>
        <!-- 设置编码格式 -->
        <property name="fileEncoding" value="UTF-8"></property>
    </bean>

<!--    配置数据源-->
    <!-- dataSource 配置 -->
    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
        <!-- <property name="dbType" value="${jdbc.dbType}"/>-->
        <!-- 基本属性 url、user、password -->
        <property name="url" value="${jdbc.url}"/>
        <property name="username" value="${jdbc.username}"/>
        <property name="password" value="${jdbc.password}"/>
        <!-- 配置初始化大小、最小、最大 -->
        <property name="initialSize" value="${ds.initialSize}"/>
        <property name="minIdle" value="${ds.minIdle}"/>
        <property name="maxActive" value="${ds.maxActive}"/>
        <!-- 配置获取连接等待超时的时间 -->
        <property name="maxWait" value="${ds.maxWait}"/>
        <!-- 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒 -->
        <property name="timeBetweenEvictionRunsMillis" value="${ds.timeBetweenEvictionRunsMillis}"/>
        <!-- 配置一个连接在池中最小生存的时间，单位是毫秒 -->
        <property name="minEvictableIdleTimeMillis" value="${ds.minEvictableIdleTimeMillis}"/>

        <property name="validationQuery" value="${jdbc.validationQuery}"/>
        <property name="testWhileIdle" value="true"/>
        <property name="testOnBorrow" value="false"/>
        <property name="testOnReturn" value="false"/>
        <property name="defaultAutoCommit" value="false"/>
    </bean>

    <!--    配置SqlSessionFactory工厂-->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean" p:dataSource-ref="dataSource"></bean>
<!--    配置扫描dao-->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer" p:basePackage="正确的dao层包路径"
          p:sqlSessionFactoryBeanName="sqlSessionFactory"/>

    <!-- 对dataSource 数据源进行事务管理 -->
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"
          p:dataSource-ref="dataSource"/>
    <!-- 事务管理 通知 -->
    <tx:advice id="txAdvice" transaction-manager="transactionManager">
        <tx:attributes>
            <tx:method name="*" propagation="REQUIRED" rollback-for="java.lang.Throwable"/>
            <tx:method name="find*" read-only="true"/>
        </tx:attributes>
    </tx:advice>

    <!-- 事务 aop 配置 -->
    <aop:config>
        <aop:pointcut id="serviceMethods" expression="execution(* com.xx.service.impl..*(..))"/>
        <aop:advisor advice-ref="txAdvice" pointcut-ref="serviceMethods"/>
    </aop:config>

    <!-- 配置使Spring采用CGLIB代理 -->
    <aop:aspectj-autoproxy proxy-target-class="true"/>
    <!-- 启用对事务注解的支持 -->
    <tx:annotation-driven transaction-manager="transactionManager"/>
</beans>

码农公寓

jar包

pom.xml

配置

web.xml

spring-mvc.xml

spring-config.xml

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