SpringMVC配置JSON、JSP、FreeMark多视图解析器配置

 1.web.xml内容: 

<?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" 
	xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
	http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
	id="WebApp_ID" version="3.0">	
	
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:beans.xml</param-value>
    </context-param>    
    
    <listener>        
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>
    <!--处理因使用内省API而导致的内存泄漏问题-->
    <listener>
        <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
    </listener>
	
	<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>forceEncoding</param-name>  
	        <param-value>true</param-value>  
    	</init-param>  
	</filter>
	
	<filter-mapping>
	    <filter-name>CharacterEncodingFilter</filter-name>
	    <url-pattern>/*</url-pattern>
	</filter-mapping>	
	
	<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:Servlet.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>	
	
	<welcome-file-list>
	    <welcome-file>index.html</welcome-file>	    
	</welcome-file-list>
</web-app>

  2.Servlet.xml内容： 

<?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-3.2.xsd      
           http://www.springframework.org/schema/context      
           http://www.springframework.org/schema/context/spring-context-3.2.xsd     
           http://www.springframework.org/schema/mvc      
           http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">
           
     <!-- 组件自动扫描 -->      
     <context:component-scan base-package="com.tliu.case2.web"/> 
     
     <!--主要作用于@Controller激活该模式下面是一种简写形式
          它会自动注册DefaultAnnotationHandlerMapping与AnnotationMethodHandlerAdapter，
          是spring MVC为@Controllers分发请求所必须的   -->                      
     <mvc:annotation-driven/>
     
     <!-- 配置JSON视图 -->
     <bean id="mappingJacksonHttpMessageConverter" class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">
     	<property name="supportedMediaTypes">
     		<list>
     			<value>application/json;charset=UTF-8</value>
     		</list>
     	</property>     
     	<property name="objectMapper">
     		<bean class="org.codehaus.jackson.map.ObjectMapper">
     			<property name="dateFormat">
     				<bean class="java.text.SimpleDateFormat">
     					<constructor-arg index="0" type="java.lang.String" value="yyyy-MM-dd HH:mm:ss"/>
     				</bean>
     			</property>
     		</bean>
     	</property>
     </bean>
     <bean id="stringHttpMessageConverter" class="org.springframework.http.converter.StringHttpMessageConverter"/>
     <bean id="requestMappingHandlerAdapter" class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter">
     	<property name="messageConverters">
     		<list>
     			<ref bean="mappingJacksonHttpMessageConverter"/>
     			<ref bean="stringHttpMessageConverter"/>
     		</list>
     	</property>
     </bean>
    
     <!-- 配置JSP视图 -->
     <bean id="internalResourceViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
     	<property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/>
		<property name="prefix" value="/WEB-INF/jsp/"/>
		<property name="suffix" value=".jsp"/>		
		<property name="contentType" value="text/html;charset=UTF-8"/>
		<property name="order" value="1"/>
     </bean>
     
    <!-- 配置FreeMark视图 -->
    <bean id="freeMarkerViewResolver" class="org.springframework.web.servlet.view.freemarker.FreeMarkerViewResolver">
    	<property name="contentType" value="text/html;charset=UTF-8"/>    	
    	<property name="viewClass" value="org.springframework.web.servlet.view.freemarker.FreeMarkerView"/>
    	<property name="suffix" value=".ftl"/>
    	<property name="cache" value="true"/>
    	<property name="exposeSessionAttributes" value="true"/>
    	<property name="exposeRequestAttributes" value="true"/>    	
    	<property name="exposeSpringMacroHelpers" value="true"/>
    	<!-- 在页面中使用${rc.contextPath}就可获得contextPath -->
    	<property name="requestContextAttribute" value="rc"/>
    	<property name="order" value="0"/>
    </bean>
    
    <bean id="freemarkConfig" class="org.springframework.beans.factory.config.PropertiesFactoryBean">
    	<property name="location" value="classpath:freemark.properties"/>
    </bean>
    
    <bean id="fmXmlEscape" class="freemarker.template.utility.XmlEscape"/>
    
    <bean id="FreeMarkerConfigurer" class="org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer">
    	<property name="templateLoaderPath" value="/WEB-INF/ftl/"/>
    	<property name="defaultEncoding" value="UTF-8"/>
    	<property name="freemarkerSettings" ref="freemarkConfig"/>
    	<property name="freemarkerVariables">
    		<map>
    			<entry key="xml_escape" value-ref="fmXmlEscape"/>
    		</map>
    	</property>
    </bean>
    
    <!-- 文件上传配置注意:这里申明的id必须为multipartResolver -->
    <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
       <property name="maxUploadSize" value="500000"/>
    </bean>
    
    <!-- 简单的异常处理 -->
    <bean id="exceptionResolver" class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">
    	<property name="exceptionMappings">
    		<props>
    		    <!-- 映射目录为/WEB-INF/jsp/error/upload_error.jsp -->
    			<prop key="org.springframework.web.multipart.MaxUploadSizeExceededException">/error/upload_error</prop>
    		</props>
    	</property>
    </bean>
    
    <!-- 对静态资源文件的访问 -->
	<mvc:resources mapping="/images/**" location="/images/" cache-period="31556926"/>
		
	<mvc:resources mapping="/js/**" location="/js/" cache-period="31556926" />
		
	<mvc:resources mapping="/css/**" location="/css/" cache-period="31556926" />		
    
    <mvc:resources mapping="/upload/**" location="/upload/" cache-period="31556926" />	
</beans>

3.freemark.properties

tag_syntax=auto_detect
template_update_delay=30
default_encoding=UTF-8
output_encoding=UTF-8
locale=zh_CN
date_format=yyyy-MM-dd
time_format=HH:mm:ss
datetime_format=yyyy-MM-dd HH:mm:ss
number_format=0.######
whitespace_stripping=true
url_escaping_charset=UTF-8

4.beans.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" xmlns:aop="http://www.springframework.org/schema/aop"
	xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:jee="http://www.springframework.org/schema/jee"
	xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd
		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsd
		http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.2.xsd
		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd
		http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-3.2.xsd">

	<!--读取外部的属性文件配置参数 -->
	<context:property-placeholder location="classpath:conf.properties" />
	
	<context:component-scan base-package="com.tliu.case2">
		<context:exclude-filter type="regex" expression="com.tliu.case2.web.*"/>
	</context:component-scan>
	
	<context:annotation-config/>	
	
	<bean id="druidDataSource" class="com.alibaba.druid.pool.DruidDataSource"
		init-method="init" destroy-method="close">
		<!-- 数据库基本信息配置 -->
		<property name="driverClassName" value="${oracle.driver}" />
		<property name="url" value="${oracle.url}" />
		<property name="username" value="${oracle.username}" />
		<property name="password" value="${oracle.password}" />		
		<!-- 初始化连接数量 -->
		<property name="initialSize" value="${druid.initialSize}" />
		<!-- 最大并发连接数 -->
		<property name="maxActive" value="${druid.maxActive}" />
		<!-- 最大空闲连接数 -->
		<property name="maxIdle" value="${druid.maxIdle}" />
		<!-- 最小空闲连接数 -->
		<property name="minIdle" value="${druid.minIdle}" />
		<!-- 配置获取连接等待超时的时间 -->		
		<property name="maxWait" value="${druid.maxWait}" />
		<!-- 超过时间限制是否回收 -->
		<property name="removeAbandoned" value="${druid.removeAbandoned}" />
		<!-- 超过时间限制多长； -->
		<property name="removeAbandonedTimeout" value="${druid.removeAbandonedTimeout}" />
		<!-- 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒 -->
		<property name="timeBetweenEvictionRunsMillis" value="${druid.timeBetweenEvictionRunsMillis}" />
		<!-- 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="${druid.minEvictableIdleTimeMillis}" />
		<!-- 用来检测连接是否有效的sql，要求是一个查询语句-->	
		<property name="validationQuery" value="${druid.validationQuery}" />
		<!-- 申请连接的时候检测 -->
		<property name="testWhileIdle" value="${druid.testWhileIdle}" />
		<!-- 申请连接时执行validationQuery检测连接是否有效，配置为true会降低性能 -->
		<property name="testOnBorrow" value="${druid.testOnBorrow}" />
		<!-- 归还连接时执行validationQuery检测连接是否有效，配置为true会降低性能  -->
		<property name="testOnReturn" value="${druid.testOnReturn}" />
		<!-- 打开PSCache，并且指定每个连接上PSCache的大小 -->
		<property name="poolPreparedStatements" value="${druid.poolPreparedStatements}" />		
		<property name="maxPoolPreparedStatementPerConnectionSize" value="${druid.maxPoolPreparedStatementPerConnectionSize}" />
		<!--属性类型是字符串，通过别名的方式配置扩展插件，常用的插件有：  				
				监控统计用的filter:stat
				日志用的filter:log4j
 				防御SQL注入的filter:wall -->
		<property name="filters" value="${druid.filters}" />		
	</bean>	
	
	<!-- 会话工厂-->
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
		<property name="dataSource" ref="druidDataSource" />
		<property name="mapperLocations" value="classpath:com/tliu/case2/mapper/*Mapper.xml" />
		<property name="typeAliasesPackage" value="com.tliu.case2.domain" />
	</bean>
	
	<!-- Mapper接口类自动装配 -->
	<bean id="mapperScannerConfigurer" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
		<property name="annotationClass" value="org.springframework.stereotype.Repository"/>
		<property name="basePackage" value="com.tliu.case2.mapper" />
	</bean>	
	
	<!-- 事务管理器 -->
	<bean id="transactionManager"
		class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
		<property name="dataSource" ref="druidDataSource" />
	</bean>
	
	<!-- 声明式事务 -->
	<tx:advice id="txAdvice" transaction-manager="transactionManager">
		<tx:attributes>
			<tx:method name="add*" propagation="REQUIRED" rollback-for="RuntimeException" />
			<tx:method name="remove*" propagation="REQUIRED" rollback-for="RuntimeException" />				
			<tx:method name="update*" propagation="REQUIRED" rollback-for="RuntimeException" />				
			<tx:method name="init*" propagation="REQUIRED" rollback-for="RuntimeException" />
			<tx:method name="select*" propagation="SUPPORTS" />
			<tx:method name="find*" propagation="SUPPORTS" />
			<tx:method name="get*" propagation="SUPPORTS" />
			<tx:method name="*" propagation="REQUIRED" rollback-for="RuntimeException" />				
		</tx:attributes>
	</tx:advice>
	
	<!-- 事务通知 -->
	<aop:config>
		<aop:pointcut expression="execution(* com.tliu.case2.service..*.*(..))" id="pointCut" />			
		<aop:advisor advice-ref="txAdvice" pointcut-ref="pointCut" />
	</aop:config>
	
</beans>