What are the default variables in the value stack

attr

scans the request, session, and application attributes, in that order

request

request attributes

session

session attributes

application

application attributes

parameters

request params

ActionContext.PARAMETERS

com.opensymphony.xwork.ActionContext.parameters

Same as 'parameters' above

ActionContext.SESSION

com.opensymphony.xwork.ActionContext.session

Same as 'session' above

ActionContext.APPLICATION

com.opensymphony.xwork.ActionContext.application

Same as 'application' above

ActionContext.LOCALE

com.opensymphony.xwork.ActionContext.locale

From locale defined in webwork.properties else from the request object

ActionContext.DEV_MODE

__devMode

true or false if in development mode or otherwise whereby resource bundle webwork.properties, xwork.xml, converters, validators will be refreshed when changes

ActionContext.HTTP_REQUEST

com.opensymphony.xwork.dispatcher.HttpServletRequest

Same as 'request' above

ActionContext.HTTP_RESPONSE

com.opensymphony.xwork.dispatcher.HttpServletResponse

Same as 'response' above

ActionContext.SERVLET_CONTEXT

com.opensymphony.xwork.dispatcher.ServletContext

Servlet's spec's ServletContext object

ActionContext.COMPONENT_MANAGER

com.opensymphony.xwork.interceptor.component.ComponentManager

Webwork's IOC component manager