Please don't email me direct. I won't reply in the future. All questions and
answers are of value to the community as a whole.
To quote what I replied to an almost identical request a couple of days ago
and posted to the drools-user mailing list.....
"AFAIK, Activation Cancelled events would trigger in reaction to the
revocation of a logically inserted fact that caused an activation to trigger
in the first place. It would not help identifying which pattern in a rule
was not matched causing your rule not to activate".
On 4 November 2010 14:41, <nku...@objectwave.com> wrote:
> Hi, thanks for helping me out with that code. i have one more question, in
> activation cancelled event, it never gets executed.
>
> @Override
> public void activationCancelled(ActivationCancelledEvent
> event) {
> final Rule rule = event.getActivation().getRule();
> final String ruleName = rule.getName();
> System.out.println("Activation cancelled --> " +
> ruleName);
> rules.add(rule);
> ruleNames.add(ruleName);
> }
>
>
> @Override
> public void activationCreated(ActivationCreatedEvent event)
> {
> final Rule rule = event.getActivation().getRule();
> final String ruleName = rule.getName();
> System.out.println("Activation created --> " +
> ruleName);
> rules.remove(rule);
> ruleNames.remove(ruleName);
> }
>
>
> but my output never show this. i only have Activation created printed in
> console. which rule is not executed, that is not printing at the time when
> it is not activated. Please have a look on this. My output is
>
> Rules not executed
> - GoodBye-rule
> - Hello World-rule
> - Never fires
> Activation created --> Hello World-rule
> Hello World
> Activation created --> GoodBye-rule
> Goodbye cruel world
> Rules not executed
> - Never fires
>
>
> this is the same code which you sent me. Never fires is the rule which
> never gets executed. we print this from the list of rules we have when we
> load the rule file. even if i skip that activation canceled it prints the
> same result.
>
>
> thanks
>
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