SSM整合配置文件示例
# SSM整合配置文件示例🥉
# 1、applicationContext.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:comtext="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/context
https://www.springframework.org/schema/context/spring-context.xsd">
<!--2、数据库连接的配置-->
<!--2.1 关联外部db.properties,注意使用context节点-->
<comtext:property-placeholder location="classpath:database.properties"/>
<!--关联log4j-->
<comtext:property-placeholder location="classpath:log4j.properties"/>
<!--2.2 配置数据库连接配置-->
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
<property name="driverClassName" value="${driverClassName}"/>
<property name="url" value="${jdbc.url}"/>
<property name="username" value="${jdbc.username}"/>
<property name="password" value="${jdbc.password}"/>
<!--3、druid数据库池的配置-->
<property name="filters" value="${filters}"/>
<!-- 最大并发连接数 -->
<property name="maxActive" value="${maxActive}"/>
<!-- 初始化连接数量 -->
<property name="initialSize" value="${initialSize}"/>
<!-- 配置获取连接等待超时的时间 -->
<property name="maxWait" value="${maxWait}"/>
<!-- 最小空闲连接数 -->
<property name="minIdle" value="${minIdle}"/>
<!-- 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒 -->
<property name="timeBetweenEvictionRunsMillis"
value="${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="${minEvictableIdleTimeMillis}"/>
<property name="validationQuery" value="${validationQuery}"/>
<property name="testWhileIdle" value="${testWhileIdle}"/>
<property name="testOnBorrow" value="${testOnBorrow}"/>
<property name="testOnReturn" value="${testOnReturn}"/>
<property name="maxOpenPreparedStatements"
value="${maxOpenPreparedStatements}"/>
<!-- 打开 removeAbandoned 功能 -->
<property name="removeAbandoned" value="${removeAbandoned}"/>
<!-- 1800 秒，也就是 30 分钟 -->
<property name="removeAbandonedTimeout"
value="${removeAbandonedTimeout}"/>
<!-- 关闭 abanded 连接时输出错误日志 -->
<property name="logAbandoned" value="${logAbandoned}"/>
</bean>
<!--1、MyBaits-Spring配置sqlSessionFactory-->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<!--需要一个唯一的必要属性DataSource数据源-->
<property name="dataSource" ref="dataSource"/>
<!--绑定mybatis-config.xml的配置文件-->
<property name="configLocation" value="classpath:mybatis-config.xml"/>
<!-- 指定读取*.mapper.xml的映射文件位置 -->
<property name="mapperLocations" value="classpath:com/singerw/mapping/*.xml"/>
</bean>
<!--4、发现注册器：配置dao接口扫描包，动态的实现了dao接口可以注入到spring容器中！-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!-- 注入 basePackage ,mapper所在的包-->
<property name="basePackage" value="com.singerw.dao"/>
<!-- 注入sqlSessionFactoryBean,注意是beanName不是ref 而是value -->
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
</bean>
<!--5、自动扫描(自动注入)，扫描com.singerw这个包以及它的子包的所有使用-->
<comtext:component-scan base-package="com.singerw"/>
</beans>
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# 2、database.properties
driverClassName=com.mysql.cj.jdbc.Driver
jdbc.url=jdbc:mysql://127.0.0.1:3306/goku?useSSL=true&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
jdbc.username=root
jdbc.password=795200
filters=stat,wall
maxActive=20
initialSize=1
maxWait=60000
minIdle=10
maxIdle=15
timeBetweenEvictionRunsMillis=60000
minEvictableIdleTimeMillis=300000
validationQuery=SELECT 'x'
testWhileIdle=true
testOnBorrow=false
testOnReturn=false
maxOpenPreparedStatements=20
removeAbandoned=true
removeAbandonedTimeout=1800
logAbandoned=true
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# 3、log4j.properties
log4j.rootLogger=DEBUG, console, file
log4j.logger.com.singerw.dao=TRACE
#console
log4j.appender.console=org.apache.log4j.ConsoleAppender
log4j.appender.console.Target=System.out
log4j.appender.console.Threshold=DEBUG
log4j.appender.console.layout=org.apache.log4j.PatternLayout
log4j.appender.console.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [%p][%c{1}] - %m%n
log4j.appender.console.Encoding=UTF-8
#file
log4j.appender.file=org.apache.log4j.RollingFileAppender
log4j.appender.file.File=./logs/log.log
log4j.appender.file.MaxFileSize=500KB
log4j.appender.file.MaxBackupIndex=1
log4j.appender.file.Threshold=DEBUG
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [%p]-%c{1} - %m%n
log4j.appender.file.encoding=UTF-8
#jibie
log4j.logger.org.mybatis=DEBUG
log4j.logger.java.sql=DEBUG
log4j.logger.java.sql.Connection=DEBUG
log4j.logger.java.sql.Statement=DEBUG
log4j.logger.java.sql.ResultSet=DEBUG
log4j.logger.java.sql.PreparedStatement=DEBUG
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# 4、mybatis-config.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>
<!--settings设置LOG4J日志输出-->
<settings>
<setting name="logImpl" value="LOG4J"/>
</settings>
<!-- 别名 -->
<typeAliases>
<!-- 包名 -->
<package name="com.singerw.pojo"/>
</typeAliases>
</configuration>
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# 5、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:mvc="http://www.springframework.org/schema/mvc"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd
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-4.3.xsd">
<!--1、注解驱动：检查springmvc配置文件中加入: <mvc:annotation-driven>
如果没有加入mvc-annotation的节点-->
<!--自动开启处理器映射器-->
<!--自动开启处理器适配器-->
<mvc:annotation-driven/>
<!--2、静态静态资源过滤配置：让SpringMVC不处理静态资源的处理，注意，请求还是有走前端控制器，只不过不处理 -->
<mvc:default-servlet-handler/>
<!--3、上下文扫描路径 controller,扫描包：设置组件的扫描路径-->
<context:component-scan base-package="com.singerw.controller"/>
<!--4、配置视图解析器-->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/"/>
<property name="suffix" value=".jsp"/>
</bean>
</beans>
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# 6、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_4_0.xsd"
version="4.0">
<!--1、配置Spring文件-->
<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>
<!--2、配置DispatcherServlet，加载SpringMVC的核心（请求分发器/前端控制器）-->
<servlet>
<servlet-name>springDispatcherServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<!--配置DispatcherServlet要绑定Spring的配置文件-->
<param-value>classpath:spring-mvc.xml</param-value>
</init-param>
<!--启动级别1：和服务器一起启动-->
<load-on-startup>1</load-on-startup>
</servlet>
<!-- 2.1将所有请求映射到 DispatcherServlet 进行处理 -->
<servlet-mapping>
<servlet-name>springDispatcherServlet</servlet-name>
<!--2.2配置url-pattern 路径
/:只匹配所有的请求，不会匹配jsp等页面
/*:匹配所有的请求，包括匹配jsp等页面-->
<url-pattern>/</url-pattern>
</servlet-mapping>
<!--3、Post请求过滤器-->
<!--spring提供的characterEncodingFilter配置 -->
<filter>
<filter-name>characterEncodingFilter</filter-name>
<!--观察发现这个类 CharacterEncodingFilter 有一个属性 encoding 所以提供一个initparm以及 value -->
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<!--给CharacterEncodingFilter类的对象进行初始化的赋值request.setCharacterEncoding-->
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<!--响应编码的设置 true 设置response -->
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<!--3.1 过滤器对哪些资源进行过滤呀 -->
<filter-mapping>
<filter-name>characterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!--4、Session过期时间：15分钟-->
<session-config>
<session-timeout>15</session-timeout>
</session-config>
</web-app>
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