The prominent features of Struts2 are as follows :
* In Struts2, the Action class is POJO. We don’t need to inherit any class or implement any interface.
* Struts2 has JSP, Free marker, and Valocity for the view component.
* In Struts2, Front Controller is StrutsPrepareAndExecuteFilter.
* In Struts2, the configuration file name must be struts.xml and should be placed inside the classes directory.
* Struts2 uses the concept of Interceptors while processing the request.
