Mark
Thanks for the info - although it was not actually the solution to my
problem, it prompted me to look again at my assertion that there were not
any null values. In actual fact answerData[0] was null ( I should have been
checking for answerData[100]) and this was causing the error.
You
Thanks for the pointer to the MVEL documents - I can forsee null-safe
operator user.?manager.name syntax being most useful.
As for making the null test the default action - I'm not sure - I can't say
I have ever actually 'wanted' a nullpointer - but there may be some special
case.
David
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View
I'm struggling with the syntax to access a mapped object - hoping that
someone can help with this..
I have the following condition in a rule:
$a : Answer(getAnswerData().get(0).getValue_str() == Valves)
Answer is a pojo where answerData is a Maplt;Integer, AnswerDatagt;
object.
AnswerData is
Although a reasonably experienced Java programmer, I'm completely new to
Drools and am just in the process of exploring some options for my current
project. Advice from practioners here would be very welcome.
An existing web based b2b application allows clients to select products from
the
