SSM框架集成及配置详解（Maven管理）

一、pom.xml（依赖管理）

<?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>cn.dragon</groupId>
  <artifactId>crm</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>war</packaging>

  <name>cn.dragon.crm</name>
  <url>http://www.example.com</url>

  <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>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <!-- spring版本号 -->
    <spring.version>4.1.2.RELEASE</spring.version>
    <!-- mybatis版本号 -->
    <mybatis.version>3.2.1</mybatis.version>
    <!-- log4j日志文件管理包版本 -->
    <slf4j.version>1.7.2</slf4j.version>
    <log4j.version>1.2.17</log4j.version>
    <!-- jackson包版本 -->
    <jackson.version>2.5.0</jackson.version>
  </properties>

  <dependencies>
    <!--JUnit-->
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <scope>test</scope>
    </dependency>

    <!--Spring核心-->
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-aop</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-aspects</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-beans</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-context</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-core</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-expression</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-jdbc</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-test</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-tx</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>commons-logging</groupId>
      <artifactId>commons-logging</artifactId>
      <version>1.1.1</version>
    </dependency>

    <!--SpringMVC-->
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-web</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-webmvc</artifactId>
      <version>${spring.version}</version>
    </dependency>

    <!--aop依赖包-->
    <dependency>
      <groupId>aopalliance</groupId>
      <artifactId>aopalliance</artifactId>
      <version>1.0</version>
    </dependency>
    <dependency>
      <groupId>org.aspectj</groupId>
      <artifactId>aspectjweaver</artifactId>
      <version>1.6.8</version>
    </dependency>

    <!--文件上传-->
    <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>2.2</version>
    </dependency>
    <!--jackson-->
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-databind</artifactId>
      <version>${jackson.version}</version>
    </dependency>
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-core</artifactId>
      <version>${jackson.version}</version>
    </dependency>
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-annotations</artifactId>
      <version>${jackson.version}</version>
    </dependency>

    <!--数据库连接池-->
    <dependency>
      <groupId>commons-dbcp</groupId>
      <artifactId>commons-dbcp</artifactId>
      <version>1.2.2</version>
    </dependency>
    <dependency>
      <groupId>commons-pool</groupId>
      <artifactId>commons-pool</artifactId>
      <version>1.5.3</version>
    </dependency>

    <!--Mybatis集成-->
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis</artifactId>
      <version>${mybatis.version}</version>
    </dependency>
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis-spring</artifactId>
      <version>1.2.0</version>
    </dependency>

    <!--log4j-->
    <dependency>
      <groupId>log4j</groupId>
      <artifactId>log4j</artifactId>
      <version>${log4j.version}</version>
    </dependency>

    <!--slf4j-->
    <dependency>
      <groupId>org.slf4j</groupId>
      <artifactId>slf4j-api</artifactId>
      <version>${slf4j.version}</version>
    </dependency>
    <dependency>
      <groupId>org.slf4j</groupId>
      <artifactId>slf4j-log4j12</artifactId>
      <version>${slf4j.version}</version>
      <scope>test</scope>
    </dependency>

    <!--数据库连接驱动-->
    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>5.1.46</version>
    </dependency>

    <!-- JSTL标签类 -->
    <dependency>
      <groupId>jstl</groupId>
      <artifactId>jstl</artifactId>
      <version>1.2</version>
    </dependency>

    <!--servlet-->
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>javax.servlet-api</artifactId>
      <version>3.0.1</version>
      <scope>provided</scope>
    </dependency>

    <dependency>
      <groupId>javax.servlet.jsp</groupId>
      <artifactId>jsp-api</artifactId>
      <version>2.2</version>
      <scope>provided</scope>
    </dependency>
    <!--分页插件-->
    <!--mybatis分页插件-->
    <dependency>
      <groupId>com.github.pagehelper</groupId>
      <artifactId>pagehelper</artifactId>
      <version>5.0.1</version>
    </dependency>

  </dependencies>

  <build>
    <finalName>cn.dragon.crm</finalName>
    <!--<pluginManagement>&lt;!&ndash; lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) &ndash;&gt;-->
      <plugins>
        <plugin>
          <artifactId>maven-clean-plugin</artifactId>
          <version>3.0.0</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>3.7.0</version>
        </plugin>
        <plugin>
          <artifactId>maven-surefire-plugin</artifactId>
          <version>2.20.1</version>
        </plugin>
        <plugin>
          <artifactId>maven-war-plugin</artifactId>
          <version>3.2.0</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>
        <!--代码生成器-->
        <plugin>
          <groupId>org.mybatis.generator</groupId>
          <artifactId>mybatis-generator-maven-plugin</artifactId>
          <version>1.3.2</version>
          <configuration>
            <!--自定义代码生成器的路径-->
            <!--<configurationFile>yourLocation/mybatis-generator-config.xml</configurationFile>-->
            <verbose>true</verbose>
            <overwrite>true</overwrite>
          </configuration>
        </plugin>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-compiler-plugin</artifactId>
          <configuration>
            <source>8</source>
            <target>8</target>
          </configuration>
        </plugin>
      </plugins>
    <!--</pluginManagement>-->
  </build>

</project>

二、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: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">

    <!--扫描的包-->
    <context:component-scan base-package="cn.dragon.crm.service"/>

    <!-- Jdbc配置文件 -->
    <context:property-placeholder location="classpath:db.properties"/>

    <!-- 数据源dataSource -->
    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">
        <property name="driverClassName" value="${jdbc.driverClassName}"/>
        <property name="url" value="${jdbc.url}"/>
        <property name="username" value="${jdbc.username}"/>
        <property name="password" value="${jdbc.password}"/>
        <!--maxActive: 最大连接数量 -->
        <property name="maxActive" value="150"/>
        <!--minIdle: 最小空闲连接 -->
        <property name="minIdle" value="5"/>
        <!--maxIdle: 最大空闲连接 -->
        <property name="maxIdle" value="20"/>
        <!--initialSize: 初始化连接 -->
        <property name="initialSize" value="30"/>
        <!--maxWait: 超时等待时间以毫秒为单位 1000等于60秒 -->
        <property name="maxWait" value="1000"/>
        <!-- 在空闲连接回收器线程运行期间休眠的时间值,以毫秒为单位. -->
        <property name="timeBetweenEvictionRunsMillis" value="10000"/>
        <!-- 在每次空闲连接回收器线程(如果有)运行时检查的连接数量 -->
        <property name="numTestsPerEvictionRun" value="10"/>
        <!-- 1000 * 60 * 30 连接在池中保持空闲而不被空闲连接回收器线程 -->
        <property name="minEvictableIdleTimeMillis" value="10000"/>
        <property name="validationQuery" value="SELECT NOW() FROM DUAL"/>
    </bean>

    <!--Mybatis核心对象-->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <!-- 注入数据源 -->
        <property name="dataSource" ref="dataSource"/>
        <!-- 配置mybatis (cn.dragon.crm.mapper)映射器路径 -->
        <property name="mapperLocations" value="classpath*:cn/dragon/crm/mapper/*Mapper.xml"/>
        <!-- 配置mybatis 类型别名 -->
        <property name="typeAliasesPackage">
            <value>
                cn.dragon.crm.domain
                cn.dragon.crm.query
            </value>
        </property>
    </bean>

    <!--注入映射器-->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="cn.dragon.crm.mapper"></property>
    </bean>

    <!--事务管理-->
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
    </bean>

    <!--以注解的方式进行事务管理-->
    <tx:annotation-driven transaction-manager="transactionManager"/>


</beans>

三、applicationContext-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: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">

    <!-- 自动扫描该包，使SpringMVC认为包下用了@controller注解的类是控制器 -->
    <context:component-scan base-package="cn.dragon.crm.web.controller" />

    <!-- 启动SpringMVC的注解功能 -->
    <mvc:annotation-driven/>

    <!--静态资源放行-->
    <mvc:default-servlet-handler/>

    <!-- 定义跳转的文件的前后缀 ，视图解析器配置-->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/views/" />
        <property name="suffix" value=".jsp" />
    </bean>

    <!-- 配置文件上传解析器 -->
    <bean id="multipartResolver"
          class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        <!-- 默认编码 -->
        <property name="defaultEncoding" value="utf-8" />
        <!-- 文件大小最大值 -->
        <property name="maxUploadSize" value="10485760000" />
    </bean>
</beans>

四、web.xml

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xmlns="http://java.sun.com/xml/ns/javaee"
         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
         version="3.0">
  <display-name>crm</display-name>
  <!-- Spring的配置文件 -->
  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext.xml</param-value>
  </context-param>
  <!--Spring监听器 ApplicationContext 载入 -->
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>

  <!-- Spring MVC 核心配置开始 -->
  <servlet>
    <servlet-name>springmvc</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:applicationContext-mvc.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>springmvc</servlet-name>
    <url-pattern>/</url-pattern>
  </servlet-mapping>

  <!-- 编码过滤器 -->
  <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>
</web-app>

五、db.properties

jdbc.driverClassName=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql:///crm
jdbc.username=root
jdbc.password=admin

六、log4j.properties

log4j.rootLogger=ERROR, stdout
#log4j.rootLogger=NONE
log4j.logger.cn.itsource=TRACE
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout

七、generatorConfig.xml

<?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">
<!-- 自动生成器的配置(根目录，不做过多介绍)-->
<generatorConfiguration>
    <!--
        classPathEntry：可以配置多个，也不配置
        数据库驱动:这里找到相应的驱动jar包就可以了(注:不同数据库的jar不一样)
            location:里面的是路径(也可以直接写绝对路径 -> 如:E:mybatismysql-connector-java-5.1.26-bin.jar)
    -->
    <classPathEntry   location="D:opensourcemysql-connector-java-5.1.26-bin.jar"/>
    <!--
        context：用于生成一组对象的环境(至少配置1个，可以配置多个)
        id:表达唯一的名称
        targetRuntime：用于指定生成的代码的运行环境(MyBatis3/MyBatis3Simple)
            MyBatis3:默认值
            MyBatis3Simple：不会生成与Example(案例)相关的方法
    -->
    <context id="DB2Tables"   targetRuntime="MyBatis3Simple" >
        <!--
            用于配置如果生成注释信息(最多可以配置一下)
            suppressAllComments:阻止生成注释 ，默认为false
            suppressDate:阻止生成的注释 时间戳，默认为false
            addRemarkComments：注释是否添加数据库表的备注信息，默认为false
         -->
        <commentGenerator>
            <property name="suppressDate" value="true"/>
            <property name="suppressAllComments" value="true"/>
        </commentGenerator>
        <!--
            这个应该比较清楚，配置连接数据库的基本信息
        -->
        <jdbcConnection driverClass="com.mysql.jdbc.Driver"
                        connectionURL="jdbc:mysql:///crm"
                        userId="root" password="admin">
        </jdbcConnection>
        <!--
            用于指定JDBC类型和Java类型如何转换，最多可以配置一个
            forceBigDecimals:控制是否强制将DECIMAL和NUMERIC类型的JDBC字段转换成Java类型的 BigDecimal
                             默认为false,一般不需要配置
        -->
        <javaTypeResolver>
            <property name="forceBigDecimals" value="false"/>
        </javaTypeResolver>

        <!--
            javaModelGenerator:用来控制生成的实体类
                targetPackage：生成Model类存放位置(包名)
                targetProject：指定目标项目路径(根目录)
                对应的子属性:
                    trimStrings：判断是否对数据库查询结果进行trim操作(默认false)
        -->
        <javaModelGenerator targetPackage="cn.dragon.crm.domain" targetProject="src/main/java">
            <property name="trimStrings" value="true"/>
        </javaModelGenerator>
        <!--
            sqlMapGenerator：生成映射文件存放位置(Mapper.xml文件)
                targetPackage:生成SQL映射文件(XML文件)在哪个包中
                targetProject:指定目标项目路径(根目录)
        -->
        <sqlMapGenerator targetPackage="cn.dragon.crm.mapper" targetProject="src/main/resources">
        </sqlMapGenerator>

        <!--
            javaClientGenerator：Java客户端生成器(生成Dao/Mapper的接口)
                                该 标签可选(最多配置一个)，如果不配置，就不会生成Mapper接口
                type:选择客户端代码生成器
                    MyBatis3
                        ANNOTATEDMAPPER：基于注解的Mapper接口，不会有对应的XML映射文件
                        MIXEDMAPPER:XML和注解混合形式
                        XMLMAPPER：所有方法都在XML中(接口调用依赖XML)
                    MyBatis3Simple
                        ANNOTATEDMAPPER：基于注解的Mapper接口，不会有对应的XML映射文件
                        XMLMAPPER：所有方法都在XML中(接口调用依赖XML)
                targetPackage：生成Mapper接口存放的包名
                targetProject：指定目标项目路径
        -->
        <javaClientGenerator type="XMLMAPPER" targetPackage="cn.dragon.crm.mapper" targetProject="src/main/java">
            <property name="enableSubPackages" value="true"/>
        </javaClientGenerator>
        <!--
            table：生成对应表及类名
                tableName：对应表名(注:%代表所有)
                domainObjectName:对应的类名
                generatedKey：主键自增的id字段(针对当前 数据库配置MySQL)
        -->
        <table tableName="t_department" domainObjectName="Department">
            <generatedKey column="id" sqlStatement="MySql" />
        </table>
    </context>
</generatorConfiguration>