SpringMVC搭建

SpringMVC搭建

一、首先建立一个web项目，新建项目，我就不写了，可参考之前的idea 新建maven web项目，建好之后，在pom.xml中加入上一篇中的spring依赖

二、相关准备配置
 1、在项目中，建立大概的目录结构，就是我们所谓的controller包、service包、dao包、entity包
                                  


   2、配置文件：spring-mvc.xml、application.xml、web.xml
 
      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:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"

xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd"> 
<context:component-scan base-package="com.think.controller" use-default-filters="false">
<context:include-filter type="annotation" expression="org.springframework.stereotype.Controller" />
</context:component-scan>

<mvc:annotation-driven content-negotiation-manager="contentNegotiationManager">
<mvc:message-converters register-defaults="true">
<!-- 将StringHttpMessageConverter的默认编码设为UTF-8 -->
<bean class="org.springframework.http.converter.StringHttpMessageConverter">
<constructor-arg value="UTF-8" />
</bean>
<!-- 使用fastjson转换 -->
<!--<bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter">-->
<!--<property name="features">-->
<!--<list>-->
<!--<value>WriteEnumUsingToString</value>-->
<!--<value>PrettyFormat</value>-->
<!--</list>-->
<!--</property>-->
<!--</bean>-->
</mvc:message-converters>
<!--<mvc:return-value-handlers>-->
<!--<bean class="com.project.handler.UserHandlers"></bean>-->
<!--</mvc:return-value-handlers>-->
</mvc:annotation-driven>

<bean class="org.springframework.web.servlet.view.ContentNegotiatingViewResolver">
<property name="contentNegotiationManager" ref="contentNegotiationManager"></property>
<property name="order" value="0"></property>
<property name="viewResolvers">
<list>
<bean class="org.springframework.web.servlet.view.BeanNameViewResolver">
<property name="order" value="1"></property>
</bean>
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="order" value="2"></property>
<property name="prefix" value="/WEB-INF/views/" />
<property name="suffix" value=".jsp" />
</bean>
</list>
</property>
<property name="defaultViews">
<list>
<bean class="com.alibaba.fastjson.support.spring.FastJsonJsonView">
<property name="extractValueFromSingleKeyModel" value="true"></property>
</bean>
</list>
</property>

</bean>
<!-- REST中根据URL后缀自动判定Content-Type及相应的View -->
<bean id="contentNegotiationManager" class="org.springframework.web.accept.ContentNegotiationManagerFactoryBean">
<property name="ignoreAcceptHeader" value="false" />
<!--text/html-->
<property name="defaultContentType" value="text/html" />
<property name="mediaTypes">
<value>
json=application/json
xml=application/xml
</value>
</property>
</bean>

<!--<mvc:interceptors>-->
<!--<mvc:interceptor>-->
<!--<mvc:mapping path="/user/**/" />-->
<!--<bean class="com.project.interceptor.UserInterceptor">-->
<!--<property name="allowUrls">-->
<!--<list>-->
<!--<!– 如果请求中包含以下路径，则不进行拦截 –>-->
<!--<value>/writeSession</value>-->
<!--<value>/login</value>-->
<!--<value>/js</value>-->
<!--<value>/css</value>-->
<!--<value>/image</value>-->
<!--<value>/images</value>-->
<!--</list>-->
<!--</property>-->
<!--</bean>-->
<!--</mvc:interceptor>-->
<!--</mvc:interceptors>-->

<mvc:default-servlet-handler />

</beans>

         
application.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-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd" default-lazy-init="false">

</beans>

     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_2_5.xsd" version="2.5">
<display-name>Archetype Created Web Application</display-name>

<!-- 设置spring上下文配置文件 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>

<!-- spring监听类 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>

<!-- springMVC核心控制 -->
<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>
</servlet>

<servlet-mapping>
<servlet-name>springMVC</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>

<!-- 设置编码字符 -->
<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>
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>

<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>

<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
</web-app>