[rules-users] 'or' with predicate/return val/inline eval with property issue?

[Ronald R. DiFrango]

One question do you get different reslts if you do the folowing for the
first rule:

Message(  message == "somethingDifferent" ) # this should never match

All I did was eliminate the eval and the explicit call to equals

On Nov 21, 2007 4:05 AM, Michal Bali <michalbali at yahoo.ie> wrote:

> Hi,
>
> I have following rule that should never fire, but it does :)
>
> package com.sample
> import com.sample.DroolsTest.*;
> rule "ruleThatShouldNeverFire"
>        when
>                Message(  eval("somethingDifferent".equals(message)) ) #
> this should never match
>                SomeBeanA( ) or SomeBeanB( )
>        then
>                System.out.println( drools.getRule().getName() + " fired
> and shouldn't" );
> end
>
> stateful ruleSession with following insertions:
>            Message message = new Message();
>            message.setMessage(  "Hello World" );
>            workingMemory.insert( message );
>            workingMemory.insert( new SomeBeanA() );
>            workingMemory.insert( new SomeBeanB() );
>
> It behaves the same way if we use predicates or retun values:
>            #Message(  msg : message -> ("somethingDifferent".equals (msg))
> ) # this should never match
>            #Message(  message == ("somethingDifferent".equals (message)) )
> # this should never match
>
> It looks like the AlphaNode is missing from the Rete network.
>
> Tested with Drools 4.0.3. Java build 1.5.0_11-b03.
>
> Any ideas if this is a bug or am I doing something wrong?
>
> Thanks.
> Regards,
> Michal
>
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