Tomcat中web.xml文件的详细说明

╰半橙微兮° 2022-04-22 21:36 157阅读 0赞

Tomcat中web.xml文件的详细说明   
<?xml version="1.0" encoding="GB2312"?>    
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems,Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app\_2\_3.dtd">   
<web-app>  
<display-name>Sample Application</display-name>  
<description>   
This is a Sample Application   
</description>  
   
<filter>   
<filter-name>SampleFilter</filter-name>   
<filter-class>mypack.SampleFilter</filter-class>   
</filter>  
   
<filter-mapping>   
<filter-name>SampleFilter</filter-name>   
<url-pattern>\*.jsp</url-pattern>   
</filter-mapping>  
   
<servlet>   
<servlet-name>SampleServlet</servlet-name>   
<servlet-class>mypack.SampleServlet</servlet-class>   
<init-param>   
<param-name>initParam1</param-name>   
<param-value>2</param-value>   
</init-param>   
<load-on-startup>1</load-on-startup>   
</servlet>  
   
<servlet-mapping>   
<servlet-name>SampleServlet</servlet-name>   
<url-pattern>/sample</url-pattern>   
</servlet-mapping>  
   
<session-config>   
<session-timeout>30</session-timeout>   
</session-config>  
   
<welcome-file-list>   
<welcome-file>login.jsp</welcome-file>   
<welcome-file>index.htm</welcome-file>   
</welcome-file-list>  
   
<taglib>   
<taglib-uri>/mytaglib</taglib-uri>   
<taglib-location>/WEB-INF/mytaglib.tld</taglib-location>   
</taglib>  
   
<resource-ref>   
<description>DB Connection</description>   
<res-ref-name>jdbc/sampleDB</res-ref-name>   
<res-type>javax.sql.DataSource</res-type>   
<res-auth>Container</res-auth>   
</resource-ref>  
   
<Security-constraint>   
<web-resource-collection>   
<web-resource-name>sample appliction</web-resource-name>   
<url-pattern>/\*</url-pattern>   
</web-resource-collection>   
<auth-constraint>   
<role-name>guest</role-name>   
</auth-constraint>   
</Security-constraint>  
  
  
   
<login-config>   
<auth-method>FORM</auth-method>   
<realm-name>   
Tomcat Server Configuration form-Based Authentication Area   
</realm-name>   
<form-login-config>   
<form-login-page>/login.jsp</form-login-page>   
<form-error-page>/error.jsp</form-error-page>   
</form-login-config>   
</login-config>  
   
<security-role>   
<description>   
The role that is required to log into the sample application   
</description>   
<role-name>guest</role-name>   
</security-role>   
</web-app>