[rules-users] Problem in update() method

[Puneet duggal]

@ Esteban

i use update to  update my object  so that when my next rule is called
it should receive the updated value  from the previous rule.

so  using
*lock-on-active*
will allow me doint that or not ??



On 5/13/10, Esteban Aliverti <esteban.aliverti at gmail.com> wrote:
>
> If both rules are in the same agenda group you can use lock-on-active
> instead of no-loop:
>
> http://hudson.jboss.org/hudson/job/drools/lastSuccessfulBuild/artifact/trunk/target/docs/drools-expert/html_single/index.html#d0e3717
>
>
>
>
> Best,
>
> 2010/5/13 Greg Barton <greg_barton at yahoo.com>
>
>   It is so because that's what you're telling the system to do. :)
>>
>> The no-loop modifier only prevents a rule's conditions from infinitely
>> re-evaluating the tuples modified by it's own action, not the actions of
>> other rules.  So when rule "Area_EstimatedRval_test_10-01-09_12-31-14"
>> modifies a Para_2483 it will be reconsidered by the conditions in
>> "Area_EstimatesRval4_10-01-09_12-31-14".  The only way to prevent
>> "Area_EstimatesRval4_10-01-09_12-31-14" from firing again is to craft it's
>> conditions such that they're no longer true. (maybe "fid2329 != eid2143"
>> since that contradicts what "Area_EstimatedRval_test_10-01-09_12-31-14"
>> does, but I don't know if that makes sense for your rules.)
>>
>> --- On *Wed, 5/12/10, Puneet duggal <duggalpunit at gmail.com>* wrote:
>>
>>
>> From: Puneet duggal <duggalpunit at gmail.com>
>> Subject: [rules-users] Problem in update() method
>> To: "Rules Users List" <rules-users at lists.jboss.org>
>> Date: Wednesday, May 12, 2010, 10:54 PM
>>
>>
>>
>>
>> hi frnds
>> i am having problem  with update() method when i call update method  from
>> first rule
>> it calls  second rule and goes in infinite loop calling the second method
>> rule again and again
>> why is it so ??
>>
>>
>> rule "Area_EstimatesRval4_10-01-09_12-31-14"
>> date-effective "01-Oct-2009" date-expires "31-Dec-2014"  salience 5
>>  no-loop true
>>   when
>>  objectP2483 : Para_2483( (fid2329>=0);
>>
>>  then
>>
>>  objectP2483.setFid2339(objectP2483.getFid2338()
>> *3.1);update(objectP2483);
>>
>>   rule "Area_EstimatedRval_test_10-01-09_12-31-14"
>> date-effective "01-Oct-2009" date-expires "31-Dec-2014"  salience 5
>>  no-loop true
>>   when
>>  objectP2483 : Para_2483( fid2339>0);
>>   then
>>  System.out.println("Area_EstimatedRval_test_10-01-09_12-31-14");
>>  objectP2483.setFid2339(objectP2483.getEid2143());
>>
>>  update(objectP2483); end
>>
>>
>> -----Inline Attachment Follows-----
>>
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>>
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>
>
> --
> XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
>
> Esteban Aliverti
>
>
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