What is the difference between Struts 1 and struts2?

What is the difference between Struts 1 and struts2?

Struts 1 requires Action classes to extend an abstract base class. A common problem in Struts 1 is programming to abstract classes instead of interfaces. An Struts 2 Action may implement an Action interface, along with other interfaces to enable optional and custom services.

What is action class and ActionForm?

ActionForm class: struts. action. ActionForm. ActionForm maintains the session state for web application and the ActionForm object is automatically populated on the server side with data entered from a form on the client side.

What is the latest version of Struts framework?

Struts 2.5. 22 is the most current version of the Struts 2 framework and was released on November 29, 2019. The Struts 2.5.

What is the purpose of struts XML in struts2?

The struts. xml file contains the configuration information that you will be modifying as actions are developed. This file can be used to override default settings for an application, for example struts. devMode = false and other settings which are defined in property file.

Is Struts 2 backward compatible?

However, Struts 2 is definitely not backward compatible with Struts 1 so quite a few changes are needed to port your application from one to the other.

What is Struts config XML and its use?

Struts is an open source framework that extends the Java Servlet API and employs a Model, View, Controller (MVC) architecture. It enables you to create maintainable, extensible, and flexible web applications based on standard technologies, such as JSP pages, JavaBeans, resource bundles, and XML.

What are tags on beans?

The bean tag is a combination of the set and push tags, it allows you create a new instance of an object and then set the values of the variables. It then makes the bean available in the valuestack, so that it can be used in the JSP page. The Bean tag requires a java bean to work with.

How an ActionForm bean is created?

A form bean is a simple java class which is an instance of a subclass of an ActionForm class, which stores HTML form data from a submitted client request or that can store input data from a Struts action link that a user clicked.

Is Struts 1 still supported?

The Apache Struts Project Team would like to inform you that the Struts 1. x web framework has reached its end of life and is no longer officially supported.

What are the struts configuration?

The struts-config. xml configuration file is a link between the View and Model components in the Web Client. It plays an important role in building both Controller components and Application-specific configurations. In Web NMS, this file is created specific to every application in the format as -struts-config.