What is session config in web xml?

session-config The number of minutes after which sessions in this Web application expire. The value set in this element overrides the value set in the TimeoutSecs attribute of the element in the WebLogic-specific deployment descriptor weblogic.

What is application xml file?

The application.xml file is the deployment descriptor for Enterprise Application Archives. The file is located in the META-INF subdirectory of the application archive. It must begin with the following DOCTYPE declaration:

What is web-app xml?

xml contains a top-level web-app element. It is the Servlet standard location for defining things like servlet mappings and security roles. WEB-INF/resin-web. xml is also used by Resin and will override and supplement the configuration in WEB-INF/web.

Is web xml file compulsory in web applications?

No, there will be no need of web. xml for servlet based application if you are using servlet version >3.0 and tomcat 7 as it will not run in the previous versions of tomcat. Annotation represents the metadata. If you use annotation, deployment descriptor (web.

Why web xml is called deployment descriptor?

Deployment descriptors When the web server receives a request for the application, it uses the deployment descriptor to map the URL of the request to the code that ought to handle the request. The deployment descriptor is a file named web. xml . It resides in the app’s WAR under the WEB-INF/ directory.

How long does an HTTP session last?

By default, a session lasts until there’s 30 minutes of inactivity, but you can adjust this limit so a session lasts from a few seconds to several hours.

How is application XML generated?

xml file is auto-generated. When set to true, modules must be initialized in the order they’re listed in this deployment descriptor, with the exception of application client modules, which can be initialized in any order.

What is the Web xml file used for in a Java web application?

web. xml defines mappings between URL paths and the servlets that handle requests with those paths. The web server uses this configuration to identify the servlet to handle a given request and call the class method that corresponds to the request method.

What is the correct difference between the servlets and applets?

A servlet is a Java programming language class used to extend the capabilities of a server. Applets are executed on client side. Servlets are executed on server side. Applets are used to provide interactive features to web applications that cannot be provided by HTML alone like capture mouse input etc.

What is the difference between server XML and web XML?

The server.xml file is a server dependent deployment descriptor which is used to specify server specific configurations . There is only one server.xml for each server instance. The web.xml file is used to specify the web application specific configurations.

Is text/xml the same as application/xml?

The registration information for text/xml is in all respects the same as that given for application/xml above (Section 9.1), except that the “Type name” is “text”. Show activity on this post. According to this article application/xml is preferred. I did a little follow-up on the article.

What is the use of web XML file in Salesforce?

The web.xml file is used to specify the web application specific configurations. This is a server independent deployment descriptor and exists one for each web application deployed in the server.

Where is the web XML file?

This file is named web.xml, and resides in the app’s WAR under the WEB-INF/ directory. web.xml is part of the servlet standard for web applications. For more information about the web.xml standard, see the Metawerx web.xml reference wiki and the Servlet specification.