springWeb之全注解配置和全xml配置

1.springWeb之java配置

@Configuration
@ComponentScan(basePackages = "com.wise.tiger",excludeFilters = @ComponentScan.Filter(Controller.class))
@PropertySource(value = "classpath:dbcp-config.properties", encoding = "UTF-8")//导入配置文件
@EnableAspectJAutoProxy//打开自动代理
@EnableTransactionManagement//提供事务支持
public class SpringIoCConfig {
     /**
      * 配置数据源
      */
      @Bean
      public DataSource dataSource(
                @Value("${driverClassName}") String driverClass, @Value("${url}") String url, @Value("${jdbc.username}") String username,
                @Value("${password}") String password, @Value("${defaultAutoCommit}") boolean defaultAutoCommit,
                @Value("${connectionProperties}") String connectionProperties) {
            var dataSource = new DruidDataSource();
            dataSource.setDriverClassName(driverClass);dataSource.setUrl(url);dataSource.setUsername(username);
            dataSource.setPassword(password);dataSource.setDefaultAutoCommit(defaultAutoCommit);
            dataSource.setConnectionProperties(connectionProperties);
            return dataSource;
        }
    /**
     * 配置SqlSessionFactory
     * SqlSessionFactory是产生SqlSession的基础,在MyBatis-Spring项目中提供了SqlSessionFactoryBean去支持SqlSessionFactory的配置
     */
    @Bean
    public SqlSessionFactory sqlSessionFactory(DataSource dataSource) throws Exception {
        var factoryBean = new SqlSessionFactoryBean();
        //设置类型别名
        factoryBean.setTypeAliasesPackage("com.wise.tiger.domain");
        //设置数据源
        factoryBean.setDataSource(dataSource);
        //ResourcePatternResolver定义了getResources来查找资源,PathMatchingResourcePatternResolver提供了以classpath开头的通配符方式查询
        var resourcePatternResolver = new PathMatchingResourcePatternResolver();
        factoryBean.setMapperLocations(resourcePatternResolver.getResources("classpath*:com/wise/tiger/mapper/**/*.xml"));
        return factoryBean.getObject();
    }

    /**
     * 事务管理器（Mybaits采用DataSourceTransactionManger）
     */
    @Bean
    public DataSourceTransactionManager transactionManager(DataSource dataSource) {
        return new DataSourceTransactionManager(dataSource);
    }
}

@Configuration
@EnableWebMvc
@ComponentScan(basePackages = "com.wise.tiger.web")
public class SpringMVCConfig implements WebMvcConfigurer {
    /**
     * 配置视图解析器
     * @return
     */
    @Bean
    public InternalResourceViewResolver viewResolver(){
        var viewResolver =new InternalResourceViewResolver();
        viewResolver.setViewClass(org.springframework.web.servlet.view.JstlView.class);
        viewResolver.setPrefix("/WEB-INF/book/");
        viewResolver.setSuffix(".jsp");
        return viewResolver;
    }

    /**
     * 添加视图映射静态过滤器
     * @param registry
     */
    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/static/**").addResourceLocations("/static/");
        registry.addResourceHandler("/js/**").addResourceLocations("/js/");
        registry.addResourceHandler("/css/**").addResourceLocations("/css/");
        registry.addResourceHandler("/images/**").addResourceLocations("/images/");
    }

    /**
     * 添加类型转换器
     * @param registry
     */
    @Override
    public void addFormatters(FormatterRegistry registry) {
        registry.addConverter(new StringArray2SetRoleConverter());
    }

    /**
     * 添加表单校验器
     */
    @Override
    public Validator getValidator() {
        var validator = new LocalValidatorFactoryBean();
        validator.setProviderClass(HibernateValidator.class);
        validator.setValidationMessageSource(messageResource());
        return validator;
    }

    /**
     * 添加拦截器
     * @param registry
     */
    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(new LoginInterceptor()).addPathPatterns("/user*").addPathPatterns("/content*");
    }

    /**
     * 配置消息处理器
     * @return
     */
    @Bean
    public ReloadableResourceBundleMessageSource messageResource(){
        var messageResource = new ReloadableResourceBundleMessageSource();
//        messageResource.setBasename("");
        return messageResource;
    }

    /**
     * 配置文件上传解析器
     * @return
     */
    @Bean(name = "multipartResolver")
    public MultipartResolver multipartResolver() {
        //若return new CommonsMultipartResolver(); 则需要apache的commons-upload.jar组件支持，可以定义文件上传属性，且无需再在ApplicationConfig中配置
        return new StandardServletMultipartResolver();
    }
}

@Configuration
public class ApplicationConfig extends AbstractAnnotationConfigDispatcherServletInitializer {

    @Override
    protected Class<?>[] getRootConfigClasses() {
        return new Class[]{RootConfig.class};
    }

    @Override
    protected Class<?>[] getServletConfigClasses() {
        return new Class[]{ServletConfig.class};
    }

    @Override
    protected String[] getServletMappings(){
        return new String[]{"/"};
    }

    @Override
    protected Filter[] getServletFilters() {
        return new Filter[]{new CharacterEncodingFilter("utf-8", true)};
    }

    @Override
    protected void customizeRegistration(ServletRegistration.Dynamic registration) {
        registration.setMultipartConfig(
                new MultipartConfigElement(null,30*1024*1024,100*1024*1024,0));
    }

}

2.springWeb之xml配置

<?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:aop="http://www.springframework.org/schema/aop"
       xmlns:mvc="http://www.springframework.org/schema/mvc"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context
        https://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/aop
        https://www.springframework.org/schema/aop/spring-aop.xsd
        http://www.springframework.org/schema/mvc
        https://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/tx
        https://www.springframework.org/schema/tx/spring-tx.xsd">
   <!-- 开启注解扫描-->
    <context:component-scan base-package="com.wise.tiger">
        <!--过滤掉@Controller注解-->
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>
    <bean class="com.wise.tiger.aop.BookAspect" name="bookAspect2"/>
    <!-- 启动aop注解支持 -->
    <aop:config>
        		<!--定义切入点 -->
        		<aop:pointcut expression="execution(* com.wise.tiger..*(..))" id="pointcut"/>
        		<aop:aspect ref="xmlAspect">
        			<!-- 前置通知 -->
        			<aop:before method="before" pointcut-ref="pointcut" />
        			<aop:after-returning method="afterReturn" pointcut-ref="pointcut"/>
        			<aop:after method="after" pointcut-ref="pointcut"/>
        			<aop:after-throwing method="throwing" pointcut-ref="pointcut" throwing="ex"/>
        			<aop:around method="around" pointcut="execution(* com.wise.tiger..*(..)) and @annotation(authority)" />
        		</aop:aspect>
        </aop:config>
        <context:property-placeholder location="classpath:dbcp-config.properties"/>
        <!-- step1：配置数据源:DruidDataSource事务默认自动，需要关闭自动提交 -->
        <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close" >
		    <property name="driverClassName" value="${driverClassName}" />
		    <property name="url" value="${url}" />
		    <property name="username" value="${jdbc.username}" />
		    <property name="password" value="${password}" />
		    <property name="defaultAutoCommit" value="${defaultAutoCommit}"/>
		    <property name="connectionProperties" value="${connectionProperties}"/>
		</bean>
		<!-- step2:配置jdbc模板类 -->
		<bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
			<property name="dataSource" ref="dataSource"/>
		</bean>
		<!--配置数据源事务管理器 -->
		<bean id="txManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
    		<property name="dataSource" ref="dataSource"/>
		</bean>
		<!--开启注解管理事务-->
		<tx:annotation-driven transaction-manager="txManager"/>
</beans>

<?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:aop="http://www.springframework.org/schema/aop"
       xmlns:mvc="http://www.springframework.org/schema/mvc"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context
        https://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/aop
        https://www.springframework.org/schema/aop/spring-aop.xsd
        http://www.springframework.org/schema/mvc
        https://www.springframework.org/schema/mvc/spring-mvc.xsd">
    <!--开启mvc注解驱动-->
    <mvc:annotation-driven/>
    <!--mvc扫描的包-->
    <context:component-scan base-package="com.wise.tiger.controller"/>
    <!--配置视图解析器-->
    <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/>
        <property name="prefix" value="/WEB-INF/"/>
        <property name="suffix" value=".jsp"/>
    </bean>
    <!--配置拦截器-->
    <mvc:interceptors>
        <mvc:interceptor>
            <mvc:mapping path="/controll/**"/>
            <bean class="com.wise.bbs.interceptor.RoleInterceptor"/>
        </mvc:interceptor>
    </mvc:interceptors>
</beans>

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
         version="4.0">

    <!--配置监听器-->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <!--配置springIoC-->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:beans.xml</param-value>
    </context-param>

    <!--配置编码过滤器-->
    <filter>
        <filter-name>characterEncodingFilter</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>
        <init-param>
            <param-name>forceRequestEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>characterEncodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!--配置处理器分发器-->
    <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:spring-mvc.xml</param-value>
        </init-param>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
        <servlet-name>dispatcherServlet</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>
</web-app>