Re: how to handle two submit buttons in form? (webpage)
logic.setRequest( request );
request.setAttribute( "logic", logic );
Result result = logic.execute();
Naturally I found an issue right after posting the message. I kind of mixed
up, or merely hinted at, two separate idioms for transferring result
information between the controller and the view.
The first way, the logic object is a request attribute; the JSP gets the
result from the logic object via something like a getResult() call . The
second way, the result is a request attribute directly.
Result is a type that has methods that reveal output to the view JSP. For
example, it might have a Collection accessor method that holds the results of
a data store retrieval. It might have a Status accessor that holds something
like "SUCCESS", "FAILURE" and so on. The JSP would dynamically retrieve the
appropriate magic from the Result via Expression Language (EL), JSTL, JSF
components or whatever.
 getResult() needs to be idempotent for this to work.
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