1 <!-- 浏览器不支持put,delete等method,由该filter将/xxx?_method=delete转换为标准的http delete方法 -->
2     <filter>
3         <filter-name>hiddenHttpMethodFilter</filter-name>
4         <filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
5     </filter>
6     <filter-mapping>
7         <filter-name>hiddenHttpMethodFilter</filter-name>
8         <url-pattern>/*</url-pattern>
9     </filter-mapping>

1 <?xml version="1.0" encoding="UTF-8"?>2 <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"3          xmlns="http://java.sun.com/xml/ns/javaee"4          xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"5          version="3.0">6 7     <!-- 浏览器不支持put,delete等method,由该filter将/xxx?_method=delete转换为标准的http delete方法 -->8     <filter>9         <filter-name>hiddenHttpMethodFilter</filter-name>
10         <filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
11     </filter>
12     <filter-mapping>
13         <filter-name>hiddenHttpMethodFilter</filter-name>
14         <url-pattern>/*</url-pattern>
15     </filter-mapping>
16 
17     <!--这段代码如果不用上面的的话是可以实现put的-->
18     <!--<filter>
19         <filter-name>HttpMethodPutFilter</filter-name>
20         <filter-class>org.springframework.web.filter.HttpPutFormContentFilter</filter-class>
21     </filter>
22     <filter-mapping>
23         <filter-name>HttpMethodPutFilter</filter-name>
24         <url-pattern>/*</url-pattern>
25     </filter-mapping>-->
26 
27 
28     <welcome-file-list>
29         <welcome-file>/index.jsp</welcome-file>
30     </welcome-file-list>
31     <!-- Spring MVC配置 -->
32     <servlet>
33         <servlet-name>spring</servlet-name>
34         <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
35 
36         <!-- load-on-startup元素标记容器是否在启动的时候就加载这个servlet(实例化并调用其init()方法) -->
37         <load-on-startup>1</load-on-startup>
38     </servlet>
39 
40     <servlet-mapping>
41         <servlet-name>spring</servlet-name>
42         <url-pattern>/</url-pattern>
43     </servlet-mapping>
44 
45     <!-- Spring配置 -->
46     <listener>
47         <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
48     </listener>
49 
50     <!-- 指定Spring Bean的配置文件所在目录。默认配置在WEB-INF目录下 -->
51     <context-param>
52         <param-name>contextConfigLocation</param-name>
53         <param-value>classpath:applicationContext.xml</param-value>
54     </context-param>
55 </web-app>

1  <!--这段代码如果不用上面的的话是可以实现put的-->
2     <filter>
3         <filter-name>HttpMethodPutFilter</filter-name>
4         <filter-class>org.springframework.web.filter.HttpPutFormContentFilter</filter-class>
5     </filter>
6     <filter-mapping>
7         <filter-name>HttpMethodPutFilter</filter-name>
8         <url-pattern>/*</url-pattern>
9     </filter-mapping>

1 <filter>
2         <filter-name>hiddenHttpMethodFilter</filter-name>
3         <filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
4     </filter>
5     <filter-mapping>
6         <filter-name>hiddenHttpMethodFilter</filter-name>
7         <url-pattern>/*</url-pattern>
8     </filter-mapping>