Struts 2 Tutorial

What is Struts 2? Apache Struts 2 is an MVC web framework for Java. It separates concerns: Model - the business data and logic (Actions and JavaBeans). View - JSP/FreeMarker ...

Framework Components FilterDispatcher - the front controller; every request passes through it. ActionMapper - maps a URL like /login.action to an action name. ActionProxy - finds ...

What Are Interceptors? Interceptors are classes that run before and after an action, letting you add cross-cutting behaviour without touching action code. They form a chain: the ...

Required JARs A Struts 2 web app needs the core jars: struts2-core, xwork-core, ognl, freemarker, commons-fileupload, commons-io and commons-logging. Web Project Steps Create a ...

The Login Action An action is a POJO with properties and an execute() method that returns a result code: The params interceptor fills username and password from the form ...