Web. XML configuration Detailed

Web. XML is a very important configuration file in a network program.

1. XML related standards

XML is more than just a language, and the generalized XML is a set of standards.

The XML base standard is a standard that is customized for further use of XML, and it specifies some common features, methods, or rules when using XML to develop standards. The XML Schema describes a more rigorous approach to defining XML documents so that documents can be processed more automatically.

2. DTD (document type definition)

Name of the web App

<display-name></display-name>

Descriptive information for web apps

<description></description>

Context parameters for Web apps

<context-param></context-param>

Filter configuration

<filter></filter>

<filter-mapping></filter-mapping>

Listener Configuration

<listener></listener>

Servlet configuration

<servlet></servlet>

<servlet-mapping></servlet-mapping>

Session Timeout Configuration

<session-config></session-config>

Specify the Welcome File page Configuration

<welcome-file-list></welcome-file-list>

Error page Configuration

<error-page></error-page>

To the tag library descriptor file

<taglib></taglib>

Web. XML configuration Detailed