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I am unable to understand how parameters go into ValueStack .
How the parameters are passed.
what is the use of value stack and ActionContext?
I am having a variable name with getter & setter in my Action class,where will be the values be stored.
The ActionContext is the context in which an Action is executed. Each context is basically a container of objects an action needs for execution like the session, parameters, locale, etc.
ValueStack – Contains all the application-domain–specific data for the request