Edson,
I am not trying with Trunk .. i am on 3.1.0 M1 ... If i want to move to
trunk what should i be doing ? Can you point me to some documentation ? 
thanks
Sanjay

 
________________________________

From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Edson Tirelli
Sent: Friday, April 06, 2007 1:50 PM
To: Rules Users List
Subject: Re: [rules-users] LHS Dao Calls



   Sanjay, 

   Are you trying with trunk? there was an issue using globals inside
predicates that was fixed after M1... 
   Let me know...

   []s
   Edson


2007/4/6, Sanjay Singh - s0singh < [EMAIL PROTECTED]>: 

        Thanks Edson .. i tried with these syntaxes but does not work ..
any other clues  ? just to let you know that itemValidationDao is
declared global and itemvo is asserted 

        when

        item : ItemVo(itemStatusCode != ItemVo.STATUS_ACTIVE ,
(itemValidationDao.isValidItemStatus(itemStatusCode)))

        Caused by: org.drools.rule.InvalidRulePackage: unknown:15:70
Unexpected token '('

        unknown:16:1 mismatched token: [EMAIL 
PROTECTED],673:676='then',<33>,16:1];
expecting type ')'

        unknown:17:29 Unexpected token '"itemStatusCode"'

        unknown:18:22 Unexpected token '"Item is cross ref prime"'

        when

        item : ItemVo(statusCode : itemStatusCode !=
ItemVo.STATUS_ACTIVE , itemValidationDao.isValidItemStatus(statusCode))

        Caused by: org.drools.rule.InvalidRulePackage: unknown:15:70
Unexpected token 'itemValidationDao'

        unknown:16:1 mismatched token: [EMAIL 
PROTECTED],671:674='then',<33>,16:1];
expecting type ')'

        unknown:17:29 Unexpected token '"itemStatusCode"'

        unknown:18:22 Unexpected token '"Item is cross ref prime"'

         
        This also does not seem to work -- i have 3.1.0 M1 version .. 
        item : ItemVo ( itemStatusCode == ItemVo.STATUS_ACTIVE | ==
ItemVo.STATUS_DELETE )
        while this still works :
        item : ItemVo(itemStatusCode == ItemVo.STATUS_INACTIVE) or
ItemVo(itemStatusCode == ItemVo.STATUS_DELETE)
        
        
________________________________

        From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Edson Tirelli
        Sent: Friday, April 06, 2007 10:22 AM
        To: Rules Users List
        Subject: Re: [rules-users] LHS Dao Calls
        
        
        

           Sunjay,
        
           Methods called by using the "from" CE are expected to return
a collection of VO's, not boolean results. For your case, probably what
you want is something like:
        
        ItemVo( statusCode : itemStatusCode != null,
(itemValidationDao.isValidItemStatus (statusCode)) )
        
           A predicate allow you to call a method returning a boolean
value and use it as a constraint. 
        
           []s
           Edson
        
        
        2007/4/5, Sanjay Singh - s0singh <[EMAIL PROTECTED]>: 

                Here is a quick test i was trying to do for calling the
dao in LHS but it fails ... what am i missing .. 
                 
                global com.itemfile.item.dao.ItemValidationDao
itemValidationDao;

                global com.itemfile.rules.ValidationErrorMap errors;

                rule "Item should have a valid status"

                when

                ItemVo( statusCode : itemStatusCode != null)

                ItemVo( statusCode == true ) from
itemValidationDao.isValidItemStatus(statusCode)

                then

                errors.addValidationError("nullItemStatusCode","Item
Status Code is null");

                System.out.println("Item Base Defaults Called" +
itemValidationDao.isValidItemStatus(statusCode));

                System.out.println("Item Status Code is null");

                end

                Caused by: org.drools.rule.InvalidRulePackage:
unknown:32:28 Unexpected token 'itemValidationDao'

                isValidItemStatus ()  method returns a boolean and i
need to check if thats true than go to the RHS side ....  somehow it
does not recognize itemValidationDao in LHS side .. RHS same call works
....  

                
                Can anybody suggest how to call database in LHS ... 

                thanks

                

________________________________

                


                
        
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        -- 
          Edson Tirelli
          Software Engineer - JBoss Rules Core Developer
          Office: +55 11 3124-6000
          Mobile: +55 11 9218-4151 
          JBoss, a division of Red Hat @ www.jboss.com 
        

        

________________________________

        


        
        
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        *** This email and any files transmitted with it are
confidential
        and intended solely for the individual or entity to whom they
are
        addressed. If you have received this email in error destroy it
        immediately.
******************************************************
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****************************
        ******************************************
        


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-- 
  Edson Tirelli
  Software Engineer - JBoss Rules Core Developer
  Office: +55 11 3124-6000
  Mobile: +55 11 9218-4151
  JBoss, a division of Red Hat @ www.jboss.com 



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immediately. ******************************************************
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