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This tutorial was written for Struts 2.1.2. A lot has changed in newer versions. The Dojo Plugin is no longer officially supported by the Struts 2 team. Also, please see Muhammad’s comment in the comment section if you’re using the latest version of Struts 2. You may want to check out Google Closure if you’re Read More
Validation is an important part of any web framework because it is one of the most painfully repetitive things to have to continually recreate. In Struts 2, validation is handled by creating an Action-validation.xml file. So, if we have an AddUser Action then we would create an AddUser-validation.xml file: <!DOCTYPE validators PUBLIC “-//OpenSymphony Group//XWork Validator Read More
The struts.xml file defines the relationship between actions and .jsp views, the inclusion of interceptors, and possible result types. It’s essential that you be able to handle at least basic configuration changes, so we’ll demonstrate the most important and frequently used below. Packages: Extension, Namespaces, and More For more complex applications, you will likely want Read More
Interceptors are my favorite aspect of Struts 2. They inspect and/or act on a user’s request. There are three main uses cases that I’ll discuss here: intercepting before the action, between the action and view, and after the view. At the end, I’ll show you how to add your brand spankin’ new interceptor to your Read More
One of the first things you’ll want to do after getting started with Struts 2 is create more complex user interfaces. We call the UI a view because Struts2 makes use of the Model-View-Controller (MVC) design pattern. For this example, let’s assume we have an action that returns a list of all the employees at Read More
Struts 2 is an MVC web development framework. It is based off of Web Work and has far less configuration than the original Struts. I would strongly recommend Struts 2 over Struts for new development due to the faster development times it allows. This is a very simple example and follow up posts will be Read More
SiteMesh is a web layout framework for Java. It differs from from frameworks such as Tiles in that it utilizes the decorator pattern. For example, you create a number of pages and then you tell SiteMesh that you’d like to add the same header, footer, and menus to each of those pages. This tutorial will Read More