完整的ssm环境搭建 基于maven3.6.0使用mysql数据库 用 mybatis-spring-springmvc 搭建环境 主要在已有包结构下配置所需要的配置文件包括：pom.

引言

![基于maven3.6.0使用mysql数据库 用 mybatis-spring-springmvc 搭建环境  主要在已有包结构下配置所需要的配置文件进行详细说明：包括：pom.xml、jdbc.properties、log4j.properties、spring.xml、springmvc.xml、web.xml](https://img-blog.csdnimg.cn/20190504120515537.jpg?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQ0MDI1NjU2,size_16,color_FFFFFF,t_70)

pom.xml文件

<?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</groupId>
<artifactId>Homeworker0501</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>war</packaging>

<name>Homeworker0501 Maven Webapp</name>
<!-- FIXME change it to the project's website -->
<url>http://www.example.com</url>

<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.7</maven.compiler.source>
<maven.compiler.target>1.7</maven.compiler.target>
</properties>

<dependencies>
<
4000
!--引入junit测试-->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>jstl</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<!--javaEE规范-->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
</dependency>
<!--引入spring相关-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-expression</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>4.3.2.RELEASE</version>
</dependency>

<!-- 引入mybatis相关jar -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.2.8</version>
</dependency>

<!-- 引入mybatis 与 spring 整合jar -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.2</version>
</dependency>
<!--引入mysql数据库驱动-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.38</version>
</dependency>

<!--引入的dbcp连接池-->
<dependency>
<groupId>commons-dbcp</groupId>
<artifactId>commons-dbcp</artifactId>
<version>1.4</version>
</dependency>

<!--引入JackSON的相关依赖-->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.8.10</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.8.10</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.8.3</version>
</dependency>

<!--引入文件上传依赖-->
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>2.6</version>
</dependency>
<dependency>
<groupId>commons-fileupload</groupId>
<artifactId>commons-fileupload</artifactId>
<version>1.3.3</version>
</dependency>
<dependency>
<groupId>com</groupId>
<artifactId>springMyabtis</artifactId>
<version>1.0-SNAPSHOT</version>
<scope>compile</scope>
</dependency>
</dependencies>

<build>
<finalName>Homeworker0501</finalName>
<pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
<plugins>
<plugin>
<artifactId>maven-clean-plugin</artifactId>
<version>3.1.0</version>
</plugin>
<!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging -->
<plugin>
<artifactId>maven-resources-plugin</artifactId>
<version>3.0.2</version>
</plugin>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.0</version>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.22.1</version>
</plugin>
<plugin>
<artifactId>maven-war-plugin</artifactId>
<version>3.2.2</version>
</plugin>
<plugin>
<artifactId>maven-install-plugin</artifactId>
<version>2.5.2</version>
</plugin>
<plugin>
<artifactId>maven-deploy-plugin</artifactId>
<version>2.8.2</version>
</plugin>
</plugins>
</pluginManagement>
</build>
</project>

jdbc.properties (数据库连接信息)

driver = com.mysql.jdbc.Driver
url=jdbc:mysql://localhost:3306/homeworker0501
name = root
password = root

log4j.properties(日志信息)

log4j.rootLogger = ERROR,bb
log4j.appender.bb = org.apache.log4j.ConsoleAppender
log4j.appender.bb.layout = org.apache.log4j.PatternLayout
log4j.appender.bb.layout.conversionPattern =  %d{yyyy-MM-dd} %t  %c [%p] %m%n
log4j.logger.com.baizhi.dao = DEBUG
log4j.logger.com.baizhi.service = DEBUG
log4j.logger.org.springframework.jdbc = DEBUG

本项目的包结构如下：

main.java.com.entity
main.java.com.dao
main.java.com.service
main.java.com.controller
//实现dao的mapper文件的路径
resources/com/dao/mapper/*Mapper.xml

spring.xml 文件

<?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"
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">

<!--开启注解扫描-->
<context:component-scan base-package="com.*"></context:component-scan>
<!--读取小配置文件-->
<context:property-placeholder location="classpath:jdbc.properties"></context:property-placeholder>
<!--配置数据源-->
<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">
<property name="driverClassName">
<value>${driver}</value>
</property>
<property name="url">
<value>${url}</value>
</property>
<property name="username">
<value>${name}</value>
</property>
<property name="password">
<value>${password}</value>
</property>
</bean>
<!--创建 SqlSessionFactory-->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource"></property>

<!--实体类起别名-->
<property name="typeAliasesPackage">
<value>com.entity</value>
</property>
<!--Mapper文件注册-->
<property name="mapperLocations">
<list>
<value>classpath:com/dao/mapper/*Mapper.xml</value>
</list>
</property>
</bean>

<!--创建Dao接口的实现类对象-->
<bean id="scannerConfigurer"            class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage">
<value>com.dao</value>
</property>
</bean>

<!--引入控制事务的相关代码-->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<!--注入数据源-->
<property name="dataSource" ref="dataSource"></property>
</bean>
<!--激活事务-->
<tx:annotation-driven transaction-manager="transactionManager"></tx:annotation-driven>
</beans>

springmvc.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: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">

<!--告知那个包下使用了注解-->

<context:component-scan base-package="com.controller"></context:component-scan>
<!--配置视图解析器-->
<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix">
<value>/</value>
</property>
<property name="suffix">
<value>.jsp</value>
</property>
</bean>
<!--激活URL解析器-->
<mvc:annotation-driven></mvc:annotation-driven>

<!--一些内容根据项目需求进行配置 如需要 样例如下：-->

<!--配置文件上传的视图解析器-->
<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<!--限制文件上传大小 10M   B-->
<property name="maxUploadSize">
<value>10240000</value>
</property>
</bean>

<!--配置全局异常的信息-->
<bean  id="globalExceptionHandler" class="com.controller.GlobalExceptionHandler"> </bean>

<!--配置拦截器-->
<mvc:interceptors>
<mvc:interceptor>
<!--表示需要拦截的方法-->
<mvc:mapping path="/emp/**"/>
<!--表示不拦截的方法-->
<!-- <mvc:exclude-mapping path="/target/C.do"/>-->
<bean id="interceptor" class="com.baizhi.controller.LoginInterceptor"></bean>
</mvc:interceptor>
</mvc:interceptors>

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>

<!--读取spring.xml 文件-->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring.xml</param-value>
</context-param>
<!--配置SpringMVC解决POST方式乱码的过滤器-->
<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>

<!--配置Spring的监听工厂-->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>

<!--配置Springmvc的核心类-->
<servlet>
<servlet-name>dispatcherServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<!--读取Springmvc的配置文件-->
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:springmvc.xml</param-value>
</init-param>
<!--伴随tomcat的启动进行加载-->
<load-on-startup>1</load-on-startup>
</servlet>

<servlet-mapping>
<servlet-name>dispatcherServlet</servlet-name>
<!--访问后台的URL   *.do 表示过滤静态资源-->
<url-pattern>*.do</url-pattern>
</servlet-mapping>

</web-app>