[SSM] Spring mvc+ Spring+ Mybatis+ maven 搭建服务器

首先它是一个 maven项目 所以要建maven项目

OK 后面就不展示了 比较常规

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目录结构

解释一下 这个generator config 可有可无 它是使用mybatis插件逆向工程的一个文件 你可以不在编译器中进行，用它可以生成dao mapping entity 具体方法见另一篇博文

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pom.xml

<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/maven-v4_0_0.xsd">    <modelVersion>4.0.0</modelVersion>    <groupId>com.paipaile</groupId>    <artifactId>paipaile</artifactId>    <packaging>war</packaging>    <version>0.0.1-SNAPSHOT</version>    <name>paipaile Maven Webapp</name>    <url>http://maven.apache.org</url>    <properties>        <!-- spring版本号 -->        <spring.version>4.1.6.RELEASE</spring.version>        <!-- mybatis版本号 -->        <mybatis.version>3.3.0</mybatis.version>        <!-- log4j日志文件管理包版本号 -->        <slf4j.version>1.7.7</slf4j.version>        <log4j.version>1.2.17</log4j.version>        <!-- jackson版本号 -->        <jackson.version>2.6.0-rc1</jackson.version>    </properties>    <dependencies>        <dependency>            <groupId>junit</groupId>            <artifactId>junit</artifactId>            <version>4.12</version>            <!-- 表示开发的时候引入，发布的时候不会加载此包 -->            <scope>test</scope>        </dependency>        <dependency>            <groupId>javax.servlet</groupId>            <artifactId>jstl</artifactId>            <version>1.2</version>            <exclusions>                <exclusion>                    <groupId>javax.servlet</groupId>                    <artifactId>servlet-api</artifactId>                </exclusion>                <exclusion>                    <groupId>javax.servlet</groupId>                    <artifactId>jsp-api</artifactId>                </exclusion>            </exclusions>        </dependency>        <!-- 导入java ee jar 包 -->        <dependency>            <groupId>javax</groupId>            <artifactId>javaee-api</artifactId>            <version>7.0</version>            <exclusions>                <exclusion>                    <groupId>javax.servlet</groupId>                    <artifactId>servlet-api</artifactId>                </exclusion>                <exclusion>                    <groupId>javax.servlet</groupId>                    <artifactId>jsp-api</artifactId>                </exclusion>            </exclusions>        </dependency>        <!-- <dependency> <groupId>javax</groupId> <artifactId>javaee-web-api</artifactId>             <version>6.0</version> <scope>provided</scope> </dependency> -->        <!-- spring核心包 -->        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-core</artifactId>            <version>${spring.version}</version>        </dependency>        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-web</artifactId>            <version>${spring.version}</version>        </dependency>        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-oxm</artifactId>            <version>${spring.version}</version>        </dependency>        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-tx</artifactId>            <version>${spring.version}</version>        </dependency>        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-jdbc</artifactId>            <version>${spring.version}</version>        </dependency>        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-webmvc</artifactId>            <version>${spring.version}</version>        </dependency>        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-aop</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-test</artifactId>            <version>${spring.version}</version>        </dependency>        <dependency>            <groupId>org.aspectj</groupId>            <artifactId>aspectjweaver</artifactId>            <version>1.8.5</version>        </dependency>        <!-- mybatis核心包 -->        <dependency>            <groupId>org.mybatis</groupId>            <artifactId>mybatis</artifactId>            <version>${mybatis.version}</version>        </dependency>        <!-- mybatis-spring整合包 -->        <dependency>            <groupId>org.mybatis</groupId>            <artifactId>mybatis-spring</artifactId>            <version>1.2.2</version>        </dependency>        <!-- Mysql数据库链接jar包 -->        <dependency>            <groupId>mysql</groupId>            <artifactId>mysql-connector-java</artifactId>            <version>5.1.35</version>        </dependency>        <!-- 导入druid的jar包，用来在applicationContext.xml中配置数据库 -->        <dependency>            <groupId>com.alibaba</groupId>            <artifactId>druid</artifactId>            <version>1.0.14</version>        </dependency>        <!-- 日志文件管理包 -->        <!-- log start -->        <dependency>            <groupId>log4j</groupId>            <artifactId>log4j</artifactId>            <version>${log4j.version}</version>        </dependency>        <!-- 格式化对象，方便输出日志 -->        <dependency>            <groupId>com.alibaba</groupId>            <artifactId>fastjson</artifactId>            <version>1.2.6</version>        </dependency>        <dependency>            <groupId>org.slf4j</groupId>            <artifactId>slf4j-api</artifactId>            <version>${slf4j.version}</version>        </dependency>        <dependency>            <groupId>org.slf4j</groupId>            <artifactId>slf4j-log4j12</artifactId>            <version>${slf4j.version}</version>        </dependency>        <!-- log end -->        <!-- 映入JSON -->        <dependency>            <groupId>com.fasterxml.jackson.core</groupId>            <artifactId>jackson-databind</artifactId>            <version>${jackson.version}</version>        </dependency>        <dependency>            <groupId>com.fasterxml.jackson.core</groupId>            <artifactId>jackson-core</artifactId>            <version>${jackson.version}</version>        </dependency>        <!-- 上传组件包 -->        <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>        <dependency>            <groupId>commons-codec</groupId>            <artifactId>commons-codec</artifactId>            <version>1.9</version>        </dependency>    </dependencies>    <build>        <finalName>paipaile</finalName>    </build></project>

这里呢主要看看导入了哪些插件就好了 其他的那些ID啊什么的 你要参考自己的

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spring.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"    xsi:schemaLocation="http://www.springframework.org/schema/beans                        http://www.springframework.org/schema/beans/spring-beans-3.1.xsd                        http://www.springframework.org/schema/context                        http://www.springframework.org/schema/context/spring-context-3.1.xsd">    <!-- 引入属性文件 -->    <context:property-placeholder location="classpath:jdbc.properties" />    <!-- 自动扫描(自动注入) -->    <context:component-scan base-package="com.paipaile.service" /></beans>

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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:p="http://www.springframework.org/schema/p"    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-3.1.xsd                            http://www.springframework.org/schema/context                            http://www.springframework.org/schema/context/spring-context-3.1.xsd                            http://www.springframework.org/schema/mvc                            http://www.springframework.org/schema/mvc/spring-mvc-4.0.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="com.paipaile.controller" />    <!--避免IE执行AJAX时，返回JSON出现下载文件 -->    <bean id="mappingJacksonHttpMessageConverter"        class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">        <property name="supportedMediaTypes">            <list>                <value>text/html;charset=UTF-8</value>            </list>        </property>    </bean>    <!-- 启动SpringMVC的注解功能，完成请求和注解POJO的映射 -->      <bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">          <property name="messageConverters">              <list>                  <ref bean="mappingJacksonHttpMessageConverter" /> <!-- JSON转换器 -->              </list>          </property>      </bean>    <!-- 定义跳转的文件的前后缀 ，视图模式配置-->      <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">          <!-- 这里的配置我的理解是自动给后面action的方法return的字符串加上前缀和后缀，变成一个 可用的url地址 -->          <property name="prefix" value="/WEB-INF/" />          <property name="suffix" value=".jsp" />      </bean>    <!-- 配置文件上传，如果没有使用文件上传可以不用配置，当然如果不配，那么配置文件中也不必引入上传组件包 -->      <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" />            <!-- 内存中的最大值 -->          <property name="maxInMemorySize" value="40960" />        </bean> </beans> 

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spring-mybatis.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:tx="http://www.springframework.org/schema/tx"    xmlns:aop="http://www.springframework.org/schema/aop"    xsi:schemaLocation="http://www.springframework.org/schema/beans                       http://www.springframework.org/schema/beans/spring-beans-3.1.xsd                        http://www.springframework.org/schema/tx                        http://www.springframework.org/schema/tx/spring-tx-3.1.xsd                       http://www.springframework.org/schema/aop                        http://www.springframework.org/schema/aop/spring-aop-3.1.xsd">    <!-- 配置数据源 -->    <bean name="dataSource" class="com.alibaba.druid.pool.DruidDataSource"        init-method="init" destroy-method="close">        <property name="url" value="${url}" />        <property name="username" value="${username}" />        <property name="password" value="${password}" />        <!-- 初始化连接大小 -->        <property name="initialSize" value="${initialSize}" />        <!-- 连接池最大使用连接数量 -->        <property name="maxActive" value="${maxActive}" />        <!-- 连接池最大空闲 -->        <property name="maxIdle" value="${maxIdle}" />        <!-- 连接池最小空闲 -->        <property name="minIdle" value="${minIdle}" />        <!-- 获取连接最大等待时间 -->        <property name="maxWait" value="${maxWait}" />        <!--         <property name="poolPreparedStatements" value="true" />         <property name="maxPoolPreparedStatementPerConnectionSize" value="33" />         -->        <property name="validationQuery" value="SELECT 1" />        <property name="testOnBorrow" value="false" />        <property name="testOnReturn" value="false" />        <property name="testWhileIdle" value="true" />        <!-- 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="60000" />        <!-- 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="25200000" />        <!-- 打开removeAbandoned功能 -->        <property name="removeAbandoned" value="true" />        <!-- 1800秒，也就是30分钟 -->        <property name="removeAbandonedTimeout" value="1800" />        <!-- 关闭abanded连接时输出错误日志 -->        <property name="logAbandoned" value="true" />        <!-- 监控数据库 -->        <!-- <property name="filters" value="stat" /> -->        <property name="filters" value="mergeStat" />    </bean>    <!-- myBatis文件 -->    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">        <property name="dataSource" ref="dataSource" />        <!-- 自动扫描mapping.xml文件 -->        <property name="mapperLocations" value="classpath:com/paipaile/mapping/*.xml"></property>    </bean>    <!-- DAO接口所在包名，Spring会自动查找其下的类 -->    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">        <property name="basePackage" value="com.paipaile.dao" />        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>    </bean>    <!-- 配置事务管理器 -->    <bean id="transactionManager"        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">        <property name="dataSource" ref="dataSource" />    </bean>    <!-- 拦截器方式配置事物 -->    <tx:advice id="transactionAdvice" transaction-manager="transactionManager">        <tx:attributes>            <tx:method name="add*" propagation="REQUIRED" />            <tx:method name="append*" propagation="REQUIRED" />            <tx:method name="insert*" propagation="REQUIRED" />            <tx:method name="save*" propagation="REQUIRED" />            <tx:method name="update*" propagation="REQUIRED" />            <tx:method name="modify*" propagation="REQUIRED" />            <tx:method name="edit*" propagation="REQUIRED" />            <tx:method name="delete*" propagation="REQUIRED" />            <tx:method name="remove*" propagation="REQUIRED" />            <tx:method name="repair" propagation="REQUIRED" />            <tx:method name="delAndRepair" propagation="REQUIRED" />            <tx:method name="get*" propagation="SUPPORTS" />            <tx:method name="find*" propagation="SUPPORTS" />            <tx:method name="load*" propagation="SUPPORTS" />            <tx:method name="search*" propagation="SUPPORTS" />            <tx:method name="datagrid*" propagation="SUPPORTS" />            <tx:method name="*" propagation="SUPPORTS" />        </tx:attributes>    </tx:advice>    <aop:config>        <aop:pointcut id="transactionPointcut" expression="execution(* com.paipaile.service..*Impl.*(..))" />        <aop:advisor pointcut-ref="transactionPointcut" advice-ref="transactionAdvice" />    </aop:config>   </beans>

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jdbc.propertites

## 使用Druid数据源，不需要指定数据库驱动名称######################################################################数据库连接地址url=jdbc:mysql://localhost:3306/ppl#用户名username=root#密码password=#定义初始连接数initialSize=0#定义最大连接数maxActive=20#定义最大空闲maxIdle=20#定义最小空闲minIdle=1#定义最长等待时间maxWait=60000

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web.xml

<?xml version="1.0" encoding="UTF-8"?><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>Archetype Created Web Application</display-name>  <context-param>    <param-name>contextConfigLocation</param-name>    <param-value>classpath:spring.xml,classpath:spring-mybatis.xml</param-value>  </context-param>  <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>  <listener>    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>  </listener>  <listener>    <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>  </listener>  <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:spring-mvc.xml</param-value>    </init-param>    <load-on-startup>1</load-on-startup>    <async-supported>true</async-supported>  </servlet>  <servlet-mapping>    <servlet-name>SpringMVC</servlet-name>    <url-pattern>/</url-pattern>  </servlet-mapping>  <welcome-file-list>    <welcome-file>/index</welcome-file>  </welcome-file-list>  <session-config>    <session-timeout>15</session-timeout>  </session-config></web-app>

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基本完成了环境的搭建

小谈一些错误 sqlsession错误 可能和jdbc.properties有关

也可能跟mapping.xml文件tomcat没有打包有关，你需要到target文件中看看是不是没有，如果没有的话 看我的另一篇解决这个的博文

cant get jdbc connection :access deny localhost to 数据库 错误 你在mysql中赋予localhost权限就行了 虽然感觉治标不治本 但是先这么办吧 毕竟我是小白