Spring Web MVC常用配置汇总

pom.xml
======================================================================================================================================================================================
    <properties>
        <!-- 项目统一字符集uft8 -->
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
    </properties>

    <dependencies>

        <!--引入servlet-api依赖包 -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
            <version>2.5</version>
        </dependency>

        <!--引入Spring-mvc相关依赖包 -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
            <version>4.0.1.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>4.0.1.RELEASE</version>
        </dependency>

        <!--引入Spring容器依赖包 -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-beans</artifactId>
            <version>4.0.1.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>4.0.1.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>4.0.1.RELEASE</version>
        </dependency>

        <!--引入mysql数据库依赖包 -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.8</version>
        </dependency>

        <!-- 引入数据库连接池包 -->
        <dependency>
            <groupId>commons-dbcp</groupId>
            <artifactId>commons-dbcp</artifactId>
            <version>1.2.2</version>
        </dependency>

        <!--引入mybatis依赖包 -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.4.1</version>
        </dependency>

        <!--引入spring-mybatis结合包 -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>1.3.0</version>
        </dependency>
<!--引入jstl -->
<dependency>
<groupId>jstl</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<!--引入spring-jdbc -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>4.0.1.RELEASE</version>
</dependency>
</dependencies>
<!--一引入 json对象转换依赖包 JSONObject.fromObject() -->
<dependency>
<groupId>net.sf.json-lib</groupId>
<artifactId>json-lib</artifactId>
<classifier>JDK15</classifier>
<version>2.4</version>
</dependency>

<!--使用ajax请求时,会自动将返回类型转换为json字符串 -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.1.0</version>
</dependency>
</dependencies>

web.xml
======================================================================================================================================================================================
    <!--配置DispatcherServlet控制器 -->
    <servlet>
        <servlet-name>DispatcherServlet</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <init-param>
            <param-name>contextConfigLocation</param-name>
            <param-value>classpath:applicationContext.xml</param-value>
        </init-param>
        <!-- 配置什么时候初始化 -->
        <load-on-startup>1</load-on-startup>
    </servlet>

    <servlet-mapping>
        <servlet-name>DispatcherServlet</servlet-name>
        <url-pattern>*.do</url-pattern>
    </servlet-mapping>

    <!--配置所有POST请求编码格式都是UTF-8 -->
    <filter>
        <filter-name>characterEncoding</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>characterEncoding</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

applicationContext.xml
======================================================================================================================================================================================
    <!--配置启用HandlerMapping组件:使用注解的方式@RequestMapping -->
    <mvc:annotation-driven/>

    <!--配置视图解析器 -->
    <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <!--配置ViewResolver的前缀prefix和后缀suffix参数 viewResolver通过解析ModelAndView对象获取viewName视图名,然后根据公式 :prefix+viewName+suffix定位页面地址 -->
        <property name="prefix" value="/WEB-INF/views/jsp/"></property>
        <property name="suffix" value=".jsp"></property>
    </bean>

    <!--配置组件扫描器,扫描controller包,将使用@Controller注解的类注册成bean保存在spring容器中 -->
    <context:component-scan base-package="cn.itek.controller"></context:component-scan>

    <!--配置实现自定义全局异常处理bean -->
    <bean id="handlerException" class="cn.itek.exception.GlobalExceptionHandler" />

    <!-- 配置自定义拦截器 -->
    <mvc:interceptors>

        <mvc:interceptor>
        <!--配置声明拦截器用于性能测试 -->
            <mvc:mapping path="/**" />
            <bean class="cn.itek.interceptor.TestIntercepter"></bean>
        </mvc:interceptor>

        <mvc:interceptor>
            <!-- 声明拦截器的拦截地址路径/：根目录**：代表拦截任意多个目录层次的任意 -->
            <mvc:mapping path="/**" />
            <!-- 此标签可以排除login.do的路径，不经过拦截器 -->
            <mvc:exclude-mapping path="/login.do" />
            <bean class="cn.itek.interceptor.LoginInterceptor"></bean>
        </mvc:interceptor>

    </mvc:interceptors>

    <!-- 配置数据库数据源 -->
    <bean id="datasource" class="org.apache.commons.dbcp.BasicDataSource"
        p:driverClassName="com.mysql.jdbc.Driver"
        p:url="jdbc:mysql://localhost:3306/kingram?useUnicode=true&amp;characterEncoding=UTF-8"
        p:username="root" p:password="root" />

    <!--配置spring-mybatis结合包的bean  -->
    <!--1.配置sqlsessionfactorybean:用来生产sqlsession对象  -->
    <bean id = "sqlSessionFactory" class = "org.mybatis.spring.SqlSessionFactoryBean">
    <!--dataSource属性配置(必要属性,必须配置)
        该属性配置,和sqlmapconfig中的dataSource属性是等价的
      -->
    <property name="dataSource" ref="datasource"></property>
    <property name="mapperLocations" value = "classpath:mybatis/mapper/*.xml"></property>        

    <!--给所有的实体类起别名
        扫描包下的所有实体类,将该实体类的全限定类名起别名,该别名的命名方式即为:类名称
        等价于sqlmapconfig配置文件中配置<typeAlias>
      -->
    <property name="typeAliasesPackage" value="cn.itek.bean"></property>
    <!-- 加载主配置文件 -->
    <!-- <property name="configLocation" value="sqlMapConfig.xml"></property> -->
    </bean>

    <!--MapperScannerConfigurer用来生成DAO接口的实现类对象  -->
    <bean class = "org.mybatis.spring.mapper.MapperScannerConfigurer">
    <!--指定dao接口所在的包路径
        将对应的扫描到的Dao接口生成实现类对象保存Spring容器中
    -->
    <property name="basePackage" value = "cn.itek.dao"></property>
    </bean>