Tomcat底层原理分析：5.Web应用配置解析

男娘i 2023-02-20 06:22 14阅读 0赞

【专栏目录】  
[Tomcat底层原理分析：1.基础环境搭建][Tomcat_1.]  
[Tomcat底层原理分析：2.Tomcat架构分析][Tomcat_2.Tomcat]  
[Tomcat底层原理分析：3.Jasper引擎][Tomcat_3.Jasper]  
[Tomcat底层原理分析：4.Tomcatd的server.xml配置内容解析][Tomcat_4.Tomcatd_server.xml]  
[Tomcat底层原理分析：5.Web应用配置解析][Tomcat_5.Web]  
[Tomcat底层原理分析：6.Tomcat中对JVM的配置解析][Tomcat_6.Tomcat_JVM]  
[Tomcat底层原理分析：7.Tomcat集群配置解析][Tomcat_7.Tomcat]  
[Tomcat底层原理分析：8.Tomcat安全性配置解析][Tomcat_8.Tomcat]  
[Tomcat底层原理分析：9.Tomcat性能调优][Tomcat_9.Tomcat]  
【本文导读】

> 本文主要对web.xml的配置内容进行解析，请务必认真看注释。

# 1.web.xml配置文件内容解析 #

`web.xml配置文件在Tomcat和JavaWeb项目中都有，优先使用JavaWeb项目中的web.xml配置文件`

<?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_3_0.xsd" id="WebApp_ID" version="3.0">
    
        
        <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>
            
            <load-on-startup>1</load-on-startup>
            
            <enabled>true</enabled>
        </servlet>
    
        
        <servlet-mapping>
            <servlet-name>springmvc</servlet-name>
            
            
            
            <url-pattern>/</url-pattern>
        </servlet-mapping>
        
        
        <session-config>
            <session-timeout>30</session-timeout>
        </session-config>
    
        
        
        
        
        <context-param>
            
            <param-name>student_name</param-name>
            
            <param-value>wangye</param-value>
            
        </context-param>
    
    </web-app>

[Tomcat_1.]: https://blog.csdn.net/w_y_x_y/article/details/106930751
[Tomcat_2.Tomcat]: https://blog.csdn.net/w_y_x_y/article/details/106930923
[Tomcat_3.Jasper]: https://blog.csdn.net/w_y_x_y/article/details/106931008
[Tomcat_4.Tomcatd_server.xml]: https://blog.csdn.net/w_y_x_y/article/details/106931069
[Tomcat_5.Web]: https://blog.csdn.net/w_y_x_y/article/details/106931163
[Tomcat_6.Tomcat_JVM]: https://blog.csdn.net/w_y_x_y/article/details/106931201
[Tomcat_7.Tomcat]: https://blog.csdn.net/w_y_x_y/article/details/106931312
[Tomcat_8.Tomcat]: https://blog.csdn.net/w_y_x_y/article/details/106931374
[Tomcat_9.Tomcat]: https://blog.csdn.net/w_y_x_y/article/details/106931424