What is action forward in Struts?
An ActionForward represents a destination to which the controller, RequestProcessor, might be directed to perform a RequestDispatcher. forward or HttpServletResponse. sendRedirect to, as a result of processing activities of an Action class.
What is the role of action class in Struts?
Action Class in Struts framework is used to define the business logic it handles the client request prepare the response or tell where the response should be forward, basically its receive the data from the view layer and forward that data to specific business layer or process the data and again forward the processed …
How do I redirect a page in Struts?
The redirect result type calls the standard response. sendRedirect() method, causing the browser to create a new request to the given location.
What is POJO based actions?
In struts 2, action class is POJO (Plain Old Java Object). POJO means you are not forced to implement any interface or extend any class. Generally, execute method should be specified that represents the business logic.
What is filter Struts2?
In the web. xml file, Struts defines its FilterDispatcher, the Servlet Filter class that initializes the Struts framework and handles all requests. This filter can contain initialization parameters that affect what, if any, additional configuration files are loaded and how the framework should behave.
What is redirect result?
RedirectResult is an ActionResult that returns a Found (302), Moved Permanently (301), Temporary Redirect (307), or Permanent Redirect (308) response with a Location header to the supplied URL. It will redirect us to the provided URL, it doesn’t matter if the URL is relative or absolute.
What is forward name in Struts config xml?
Contains the global forward definitions. The forward name is the logical name used to map to a specific JSP. The logical name mappings for commonly used presentation pages are specified here. The element contains the logical name and the name of the corresponding resource which it maps to.
What is an action interceptor?
Interceptors allow for crosscutting functionality to be implemented separately from the action as well as the framework. You can achieve the following using interceptors − Providing preprocessing logic before the action is called. Providing postprocessing logic after the action is called.