SSM配置简单示例
SSM配置
目录结构
tree /f > catalogTree.txt
│ generatorConfig.xml
│ pom.xml
├─src
│ └─main
│ │ └─java
│ │ │ └─com
│ │ │ │ └─xxx
│ │ │ │ │ └─controller
│ │ │ │ │ ├─dao
│ │ │ │ │ ├─entity
│ │ │ │ │ ├─listener
│ │ │ │ │ ├─mapper
│ │ │ │ │ ├─service
│ │ │ │ │ └─utils
│ │ ├─resources
│ │ │ │ applicationContext.xml
│ │ │ │ dbConfig.properties
│ │ │ │ logback.xml
│ │ │ │ mybatisConfig.xml
│ │ │ └─mapper
│ │ └─webapp
│ │ │ index.html
│ │ ├─static
│ │ └─WEB-INF
│ │ │ dispatcherServlet-servlet.xml
│ │ │ web.xml
│ │ └─views
..
配置
generatorConfig.xml
generatorConfig.xml (src 同级)
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE generatorConfiguration
PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
"http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
<generatorConfiguration>
<context id="DB2Tables" targetRuntime="MyBatis3">
<!-- 默认是false：添加注释，这个标签必须放在最前面 -->
<commentGenerator>
<property name="suppressAllComments" value="true"/>
</commentGenerator>
<!-- 数据库连接信息-->
<jdbcConnection driverClass="com.mysql.cj.jdbc.Driver"
connectionURL="jdbc:mysql://localhost:3306/project_xxx"
userId="root"
password="0101">
</jdbcConnection>
<javaTypeResolver>
<!--
默认false，把JDBC DECIMAL 和 NUMERIC 类型解析为 Integer
true，把JDBC DECIMAL 和 NUMERIC 类型解析为java.math.BigDecimal
-->
<property name="forceBigDecimals" value="false"/>
</javaTypeResolver>
<!-- 指定Entity生成位置-->
<javaModelGenerator targetPackage="com.xxx.entity"
targetProject="src\main\java">
<property name="enableSubPackages" value="true"/>
</javaModelGenerator>
<!-- 指定Mapper.xml文件生成位置-->
<sqlMapGenerator targetPackage="mapper" targetProject="src\main\resources">
<property name="enableSubPackages" value="true"/>
</sqlMapGenerator>
<!-- 指定dao接口生成位置-->
<javaClientGenerator type="XMLMAPPER" targetPackage="com.xxx.dao" targetProject="src\main\java">
<property name="enableSubPackages" value="true"/>
</javaClientGenerator>
<!-- 指定每个表的生成策略 -->
<table tableName="表名" domainObjectName="生成类的类名"/>
</context>
</generatorConfiguration>
dispatcherServlet-servlet.xml
dispatcherServlet-servlet.xml (WEB-INF下)
<?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: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/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd">
<!-- spring mvc配置文件 包含网站跳转逻辑控制-->
<!--扫描业务逻辑组件-->
<context:component-scan base-package="com.xxx" use-default-filters="false">
<!-- 只扫描控制器-->
<context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
</context:component-scan>
<!-- 视图解析器,方便页面返回-->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/views/"/>
<property name="suffix" value=".html"/>
</bean>
<!--两个标准配置 -->
<!-- 将spring mvc不能处理的请求交给tomcat -->
<mvc:default-servlet-handler/>
<!-- 能支持spring mvc更高级的一些功能，JSR303校验，快捷的ajax...映射动态请求 -->
<mvc:annotation-driven/>
</beans>
web.xml
web.xml (WEB-INF下)
<!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 xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
version="2.5">
<!-- 启动 spring 的容器-->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- 字符编码过滤器 注意放在所有过滤器之前-->
<filter>
<filter-name>CharacterEncodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<!-- 初始化参数时 指定值-->
<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>CharacterEncodingFilter</filter-name>
<!-- 又有请求都处理编码格式-->
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 使用Rest风格的URI 处理页面发过来的请求,如普通的post转delete或put-->
<filter>
<filter-name>HiddenHttpMethodFilter</filter-name>
<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>HiddenHttpMethodFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 处理PUT请求 HiddenHttpMethodFilter已被弃用-->
<filter>
<filter-name>formContentFilter</filter-name>
<filter-class>org.springframework.web.filter.FormContentFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>formContentFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- spring mvc 的前端控制器 拦截所有请求 -->
<servlet>
<servlet-name>dispatcherServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<!--指定mvc位置 如果不配置,需要有与web.xml文件同级的springDispatcherServlet-servlet.xml-->
<!-- <init-param>-->
<!-- <param-name>contextConfigLocation</param-name>-->
<!-- <param-value></param-value>-->
<!-- </init-param>-->
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>dispatcherServlet</servlet-name>
<!-- 拦截路径 所有-->
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
applicationContext.xml
applicationContext.xml (resources 下)
<?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:tx="http://www.springframework.org/schema/tx"
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/tx
http://www.springframework.org/schema/tx/spring-tx.xsd ">
<!-- 配置文件,主要配置和业务逻辑有关的-->
<!-- 解决乱码 Content-Type: text/plain;charset=ISO-8859-1 -->
<!-- <bean class="org.springframework.http.converter.StringHttpMessageConverter">-->
<!-- <property name="supportedMediaTypes">-->
<!-- <list>-->
<!-- <value>text/plain;charset=UTF-8</value>-->
<!-- </list>-->
<!-- </property>-->
<!-- </bean>-->
<!-- 扫描包 除了控制器以外的所有-->
<context:component-scan base-package="com.xxx">
<context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
</context:component-scan>
<!-- 引入配置文件-->
<context:property-placeholder location="classpath:dbConfig.properties"/>
<!-- destroy-method="close" 注销区东程序 防止内存泄漏 -->
<bean id="pooledDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close">
<property name="jdbcUrl" value="${jdbc.jdbcUrl}"/>
<property name="driverClass" value="${jdbc.class}"/>
<property name="user" value="${jdbc.user}"/>
<property name="password" value="${jdbc.password}"/>
</bean>
<!--================== 配置和MyBatis的整合=============== -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<!-- 指定mybatis全局配置文件的位置 -->
<property name="configLocation" value="classpath:mybatisConfig.xml"/>
<property name="dataSource" ref="pooledDataSource"/>
<!-- 指定mybatis，mapper文件的位置 -->
<property name="mapperLocations" value="classpath:mapper/*.xml"/>
</bean>
<!-- 配置扫描器，将mybatis接口的实现加入到ioc容器中 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!--扫描所有dao接口的实现，加入到ioc容器中 -->
<property name="basePackage" value="com.xxx.dao"/>
<!-- <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />-->
</bean>
<!-- 配置一个可以执行批量(select，update等。。。)的sqlSession -->
<bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
<constructor-arg name="sqlSessionFactory" ref="sqlSessionFactory"/>
<!-- 将defaultExecutorType配置为BATCH，可以批量更新操作缓存SQL以提高性能，
但是有个缺陷就是无法获取update、delete返回的行数。-->
<constructor-arg name="executorType" value="BATCH"/>
</bean>
<!--============================================= -->
<!-- 实现的接口放到ioc中-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!-- 扫描接口-->
<property name="basePackage" value="com.xxx.dao"/>
</bean>
<!-- 事务控制 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<!-- 控制的数据源-->
<property name="dataSource" ref="pooledDataSource"/>
</bean>
<!-- 开启基于注解的事务 -->
<aop:config>
<!-- 切入点表达式-->
<aop:pointcut id="txPoint" expression="execution(* com.xxx.service..*(..))"/>
<!-- 配置事务增强-->
<aop:advisor advice-ref="txAdvice" pointcut-ref="txPoint"/>
</aop:config>
<!-- 事务增强,切入方法 -->
<tx:advice id="txAdvice">
<tx:attributes>
<!-- 所有方法都是事务方法-->
<tx:method name="*"/>
<!-- 认为是获取的方法，只读-->
<tx:method name="get*" read-only="true"/>
</tx:attributes>
</tx:advice>
</beans>
dbConfig.properties
dbConfig.properties (resources 下)
jdbc.jdbcUrl =
jdbc.class =
jdbc.user =
jdbc.password =
logback.xml
logback.xml (resources 下)
<?xml version="1.0" encoding="UTF-8"?>
<configuration scan="true" scanPeriod="60 seconds" debug="false">
<!--定义日志文件的存储地址 -->
<!-- <property name="LOG_HOME" value=""/>-->
<!-- 控制台输出 -->
<appender name="ConsoleLog" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<!--格式化输出：%d表示日期，%thread表示线程名，%-5level：级别从左显示5个字符宽度%msg：日志消息，%n是换行符-->
<pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>
<charset>UTF-8</charset>
</encoder>
</appender>
<!--日志等级设置-->
<logger name="org.springframework" level="ALL"/>
<root level="ALL">
<appender-ref ref="ConsoleLog"/>
</root>
<logger name="com.xxx" level="ALL">
<appender-ref ref="FileInfoLog"/>
<appender-ref ref="FileErrorLog"/>
</logger>
</configuration>
mybatisConfig.xml
mybatisConfig.xml (resources 下)
<?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>
<settings>
<!-- 驼峰命名规则开启-->
<setting name="mapUnderscoreToCamelCase" value="true"/>
</settings>
<!-- 别名-->
<typeAliases>
<package name="com.xxx.entity"/>
</typeAliases>
<!-- 注册分页插件-->
<plugins>
<plugin interceptor="com.github.pagehelper.PageInterceptor"/>
</plugins>
</configuration>
