Re: [rules-users] NullPointerException when updating a fact
The fact that all of your classes were static was ringing alarm bells, so I tested it
without that.
It works perfectly well if you remove 'static' from everything.
Steve
On 30 Jul 2013, at 08:43, schenka7 <eugen.berenstein(a)gmail.com> wrote:
I have appended the code that leads to the exception.
I have also noticed that the exception doesn't arise when using the concrete
FirstName type in the retracting rule. I have been using the generic base
class Value because I didn't want to write the same rule for all types
extending from it.
Main.java <http://drools.46999.n3.nabble.com/file/n4025204/Main.java>
validation.drl
<http://drools.46999.n3.nabble.com/file/n4025204/validation.drl>
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