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  • ssm框架搭建

    ssm分为web层（控制层）、业务层（service）、dao（数据库交互层）

    大体架构如下

    这是配置文件  

    web.xml配置如下

     1 <?xml version="1.0" encoding="UTF-8"?>
 2 <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
 3          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 4          xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
 5          version="4.0">
 6 　　<!--三大器件-->
 7     <!--监听器-->
 8     <listener>
 9         <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
10     </listener>
    　　　　//web监听器默认只能监听WEB-INFO下applicationContext的文件， 需要给它重新制定文件的路径
11     <context-param>
12         <param-name>contextConfigLocation</param-name>
13         <param-value>classpath:applicationContext*.xml</param-value>
14     </context-param>
    
15   <!--springmvc前端控制器-->
16     <servlet>
17         <servlet-name>dispatcherServlet</servlet-name>
18         <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
19         <init-param>
20             <param-name>contextConfigLocation</param-name>
21             <param-value>classpath:springmvc.xml</param-value>
22         </init-param>
23     </servlet>
24     <servlet-mapping>
25         <servlet-name>dispatcherServlet</servlet-name>
26         <url-pattern>/</url-pattern>
27     </servlet-mapping>

    <!--   登录权限验证-->
    <!--    <filter>-->
    <!--        <filter-name>LoginFilter</filter-name>-->
    <!--        <filter-class>com.ujy.filter.LoginFilter</filter-class>-->
    <!--    </filter>-->
    <!--    <filter-mapping>-->
    <!--        <filter-name>LoginFilter</filter-name>-->
    <!--        <url-pattern>/*</url-pattern>-->
    <!--    </filter-mapping>-->

    
28         <!--post乱码解决-->
29     <filter>
30         <filter-name>encodingFilter</filter-name>
31         <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
32         <init-param>
33             <param-name>encoding</param-name>
34             <param-value>utf-8</param-value>
35         </init-param>
36     </filter>
37     <filter-mapping>
38         <filter-name>encodingFilter</filter-name>
39         <url-pattern>/*</url-pattern>
40     </filter-mapping>
41 
42 </web-app>

    springmvc.xml配置如下

     1 <?xml version="1.0" encoding="UTF-8"?>
 2 <beans xmlns="http://www.springframework.org/schema/beans"
 3        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:mvc="http://www.springframework.org/schema/mvc"
 4        xmlns:context="http://www.springframework.org/schema/context"
 5        xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
 6     <!--组件扫描-->
 7     <context:component-scan base-package="com.ujy.web"></context:component-scan>
 8     <!--注解驱动    也就是相当于处理器映射器和处理器适配器的结合体-->
 9     <mvc:annotation-driven conversion-service="conversionService2"></mvc:annotation-driven>
10     <!--配置内部资源视图解析器-->
11     <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
12         <property name="suffix" value=".jsp"/>
13         <property name="prefix" value="/"/>
14     </bean>
15     <!--静态资源映射器-->
16     <mvc:default-servlet-handler/>
17     <!--文件上传解析器-->
18     <bean class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
19         <property name="maxUploadSize" value="100000000"></property>
20     </bean>
21     <!--配置类型转换器    然后在mvc:annotation-driven 中配置conversion-service -->
22     <!--        点进去源码 converters 是set类型  然后复杂属性赋值-->
23     <!--格式转换器-->
24     <bean class="org.springframework.format.support.FormattingConversionServiceFactoryBean " id="conversionService2">
25         <property name="converters">
26             <set>
27                 <bean class="com.ujy.converter.DateTimeConverter"></bean>
28             </set>
29         </property>
30     </bean>
31     <!--异常处理器-->
32 <!--    <bean class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">-->
33 <!--        <property name="exceptionAttribute" value="ex"></property>-->
34 <!--        <property name="exceptionMappings">-->
35 <!--            <props>-->
36 <!--                &lt;!&ndash;key 指定异常类的全限定名，指出了异常去哪个页面&ndash;&gt;-->
37 <!--                <prop key="com.ujy.customexception.PayException">error</prop>-->
38 <!--            </props>-->
39 <!--        </property>-->
40 <!--    </bean>-->
41     <!--拦截器-->
42 <mvc:interceptors>
43     <mvc:interceptor>
44         <mvc:mapping path="/**"/>
45         <bean class="com.ujy.Interceptor.Myinterceptor"/>
46     </mvc:interceptor>
47 </mvc:interceptors>

    　　　　　　<!--为了controller能携带数据 ，经过springmvc的映射 重定向到页面 -->
     　　　　　　<mvc:view-controller path="/login" view-name="login"></mvc:view-controller>
    48 </beans>

    PersonDao.xml的配置头信息

    <?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">

    log4j.properties 配置文件如下

    # Global logging configuration
log4j.rootLogger=DEBUG, stdout
# Console output...
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%5p [%t] - %m%n

    db.properties配置如下

    jdbc.driverClass=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/test
jdbc.username=root
jdbc.password=ych521mm

    applicationContext-tx.xml配置如下

     1 <?xml version="1.0" encoding="UTF-8"?>
 2 <beans xmlns="http://www.springframework.org/schema/beans"
 3        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 4        xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop"
 5        xsi:schemaLocation="http://www.springframework.org/schema/beans
 6        http://www.springframework.org/schema/beans/spring-beans.xsd
 7        http://www.springframework.org/schema/tx
 8        http://www.springframework.org/schema/tx/spring-tx.xsd http://www.springframework.org/schema/aop https://www.springframework.org/schema/aop/spring-aop.xsd">
 9 <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
10     <property name="dataSource" ref="dataSource"></property>
11 </bean>
12    <!--aop面向切面编程，切面就是切入点和通知的组合-->
13 <!-- 一、注解的方式配置事务-->
14 <tx:annotation-driven transaction-manager="transactionManager"></tx:annotation-driven>
15 
16 <!--二、基于xml的方式配置事务-->
17      <!--配置事务的通知-->
18     <tx:advice id="interceptor" >
19         <tx:attributes>
20             <tx:method name="save*" propagation="REQUIRED"/>
21             <tx:method name="find*" propagation="REQUIRED"/>
22             <tx:method name="delete*" propagation="REQUIRED"/>
23             <tx:method name="select*" read-only="true"/>
24            <!-- 所有方法都适应，全局搜索-->
25            <tx:method name="*" read-only="true"/>
26         </tx:attributes>
27     </tx:advice>
28 <!--    配置切面-->
29     <aop:config>
30         <aop:pointcut id="pointcut" expression="execution(* com.ujy.service.impl.*.*(..))"/>
31         把切入点和通知类组织到一起成切面-->
32         <aop:advisor advice-ref="interceptor" pointcut-ref="pointcut"/>
33     </aop:config>
34 </beans>

    applicationContext-service.xml配置如下

    <?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"
       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">
    <context:component-scan base-package="com.ujy.service"/>
</beans>

    applicationContext-dao.xml配置如下

     1 <?xml version="1.0" encoding="UTF-8"?>
 2 <beans xmlns="http://www.springframework.org/schema/beans"
 3        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 4        xmlns:context="http://www.springframework.org/schema/context"
 5        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">
 6 <!--引入外部资源文件文件-->
 7     <context:property-placeholder location="classpath:db.properties"></context:property-placeholder>
 8  
10     <!--database-->
11     <bean class="com.alibaba.druid.pool.DruidDataSource" id="dataSource">
12         <property name="driverClassName" value="${jdbc.driverClass}"/>
13         <property name="url" value="${jdbc.url}"/>
14         <property name="username" value="${jdbc.username}"/>
15         <property name="password" value="${jdbc.password}"/>
16         <property name="initialSize" value="10"/>
17         <property name="maxActive" value="3000"/>
18         <property name="minIdle" value="10"/>
19     </bean>
20     <!--mybatis-->
21     <bean class="org.mybatis.spring.SqlSessionFactoryBean">
22         <property name="dataSource" ref="dataSource"/>
23         <property name="typeAliasesPackage" value="com.ujy.pojo"/>
24         <property name="plugins">
25             <array>
26                 <bean class="com.github.pagehelper.PageInterceptor">
27                     <property name="properties">
28                         <value>
29                             helperDialect=mysql
30                             reasonable=true
31                             supportMethodsArguments=true
32                             autoRuntimeDialect=true
33                         </value>
34                     </property>
35                 </bean>
36             </array>
37         </property>
38     </bean>
39     <!--Mybatis映射扫描-->
              扫描接口的包路径，生成包下所有接口的代理对象，并且放入spring容器中
40     <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
41         <property name="basePackage" value="com.ujy.dao"/>
42     </bean>
43 
44 
45 </beans>

    pom.xml包如下

     <properties>
   <spring.version>5.2.1.RELEASE</spring.version>
 </properties>
 
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
       <version>4.11</version>
      <scope>test</scope>
     </dependency>
 <!--servlet-->
     <dependency>
       <groupId>javax.servlet</groupId>
       <artifactId>servlet-api</artifactId>
       <version>2.5</version>
       <scope>provided</scope>
     </dependency>
     <dependency>
       <groupId>javax.servlet.jsp</groupId>
       <artifactId>jsp-api</artifactId>
 22       <version>2.2</version>
 23       <scope>provided</scope>
 24     </dependency>
 25     <dependency>
 26       <groupId>jstl</groupId>
 27       <artifactId>jstl</artifactId>
 28       <version>1.2</version>
 29     </dependency>
 30     <!--spring-ioc的包-->
 31     <dependency>
 32       <groupId>org.springframework</groupId>
 33       <artifactId>spring-beans</artifactId>
 34       <version>${spring.version}</version>
 35     </dependency>
 36     <dependency>
 37       <groupId>org.springframework</groupId>
 38       <artifactId>spring-core</artifactId>
 39       <version>${spring.version}</version>
 40     </dependency>
 41     <dependency>
 42       <groupId>org.springframework</groupId>
 43       <artifactId>spring-context</artifactId>
 44       <version>${spring.version}</version>
 45     </dependency>
 46     <dependency>
 47       <groupId>org.springframework</groupId>
 48       <artifactId>spring-expression</artifactId>
 49       <version>${spring.version}</version>
 50     </dependency>
 51     <!--spring-aop的包-->
 52     <dependency>
 53       <groupId>org.springframework</groupId>
 54       <artifactId>spring-aop</artifactId>
 55       <version>${spring.version}</version>
 56     </dependency>
 57     <dependency>
 58       <groupId>org.springframework</groupId>
 59       <artifactId>spring-aspects</artifactId>
 60       <version>${spring.version}</version>
 61     </dependency>
 62     <dependency>
 63       <groupId>org.aspectj</groupId>
 64       <artifactId>aspectjweaver</artifactId>
 65       <version>1.9.4</version>
 66     </dependency>
 67     <!--spring-tx的包-->
 68     <dependency>
 69       <groupId>org.springframework</groupId>
 70       <artifactId>spring-tx</artifactId>
 71       <version>${spring.version}</version>
 72     </dependency>
 73     <!--spring-jdbc的包-->
 74     <dependency>
 75       <groupId>org.springframework</groupId>
 76       <artifactId>spring-jdbc</artifactId>
 77       <version>${spring.version}</version>
 78     </dependency>
 79     <!--springmvc-->
 80     <dependency>
 81       <groupId>org.springframework</groupId>
 82       <artifactId>spring-web</artifactId>
 83       <version>${spring.version}</version>
 84     </dependency>
 85     <dependency>
 86       <groupId>org.springframework</groupId>
 87       <artifactId>spring-webmvc</artifactId>
 88       <version>${spring.version}</version>
 89     </dependency>
 90     <dependency>
 91       <groupId>commons-fileupload</groupId>
 92       <artifactId>commons-fileupload</artifactId>
 93       <version>1.4</version>
 94     </dependency>
 95     <dependency>
 96       <groupId>com.fasterxml.jackson.core</groupId>
 97       <artifactId>jackson-databind</artifactId>
 98       <version>2.9.8</version>
 99     </dependency>
100     <!--mybatis包-->
101     <dependency>
102       <groupId>org.mybatis</groupId>
103       <artifactId>mybatis</artifactId>
104       <version>3.5.1</version>
105     </dependency>
106     <dependency>
107       <groupId>org.mybatis</groupId>
108       <artifactId>mybatis-spring</artifactId>
109       <version>2.0.2</version>
110     </dependency>
111     <dependency>
112       <groupId>com.github.pagehelper</groupId>
113       <artifactId>pagehelper</artifactId>
114       <version>5.1.10</version>
115     </dependency>
116     <!--数据库驱动-->
117     <dependency>
118       <groupId>mysql</groupId>
119       <artifactId>mysql-connector-java</artifactId>
120       <version>5.1.32</version>
121     </dependency>
122 
123     <!--连接池-->
124     <dependency>
125       <groupId>com.alibaba</groupId>
126       <artifactId>druid</artifactId>
127       <version>1.1.16</version>
128     </dependency>
129 
130     <!--日志信息-->
131     <dependency>
132       <groupId>log4j</groupId>
133       <artifactId>log4j</artifactId>
134       <version>1.2.17</version>
135     </dependency>
136     <dependency>
137       <groupId>org.slf4j</groupId>
138       <artifactId>slf4j-api</artifactId>
139       <version>1.7.26</version>
140     </dependency>
141     <dependency>
142       <groupId>org.slf4j</groupId>
143       <artifactId>slf4j-log4j12</artifactId>
144       <version>1.7.26</version>
145     </dependency>

    build插件

      <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-compiler-plugin</artifactId>
        <version>3.2</version>
        <configuration>
          <target>1.8</target>
          <source>1.8</source>
        </configuration>
      </plugin><plugin>
        <groupId>org.apache.tomcat.maven</groupId>
        <artifactId>tomcat7-maven-plugin</artifactId>
        <version>2.2</version>
        <configuration>
          <port>8888</port>
          <path>/</path>
          <uriEncoding>utf-8</uriEncoding>
        </configuration>
      </plugin>
    </plugins>
  </build>
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  • 原文地址：https://www.cnblogs.com/ych961107/p/11889241.html
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