servlet配置-基础

1.导入servlet-api.jar包

2.web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://java.sun.com/xml/ns/j2ee  http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd" version="2.4">
 <servlet>
 <servlet-name>testJsonConfig</servlet-name>
 <servlet-class>test.TestJsonConfig</servlet-class>
 </servlet>
 <servlet-mapping>
 <servlet-name>testJsonConfig</servlet-name>
 <url-pattern>/testJsonConfig</url-pattern>
 </servlet-mapping>
 
</web-app>

3.jsp

<form action="<%=path %>/testJsonConfig">
<input type="text" name="name" value="wangwu"/>
<input type="submit" value="submit"/>
</form>