We use dedicated Java classes named after the kind of constant they
represent, like Slack in your case or RetirementAge, LegalAgeThreshold.
Most of the time, they contain a single property "value".
This makes it easy to use Drools patterns to match them, plus we get rather
strong type checking dur
Hi,
I'd like to determine at runtime which version of Drools is in use/on
the classpath. I cannot use reflection on the Drools classes itself, as
this will not work in the intended runtime environment (Google App Engine).
The following code works in a normal Java VM, but not in GAE:
Package
Hi,
we use drools for mortgage risk assessment and use TeamCity for continuous
integration of rules.
Our source code is *.drl (no DSL or processes yet). Rules get unit tested
(TestNG), compiled into binary packages and some integration tests run
against each of these packages. If all is good, we
Please allow me to be curious.
Could the same be achieved with a comprehensive suite of automated rules
tests, showing that they work as specified? What would a test suite lack in
comparison to your desired auditing solution?
Best regards
Ansgar
Am 25.09.2012 00:08 schrieb "dme1" :
> Hi,
>
> I
Question: for a single lookup like the one shown in the rule you reference,
do you want to add another technology to your stack (or rather code that in
Java)?
Am 23.08.2012 17:09 schrieb "Michael Anstis" :
> You will need to insert both Employee and EmployeeTypeSalary objects into
> WM:-
>
> Emplo
Am 02.07.2012 15:29, schrieb zephyr:
> zephyr wrote
>> I want to use "magick" of logical insert to keep dynamically changing
>> inferred facts up to date. The problem are cyclic dependences:
>>
>> "a -> b" means "when a than insertLogical( new b()) end"
>>
>> a -> b
>> b -> c
>> c -> b
>>
>> when i
nge
> at
org.sonatype.aether.impl.internal.DefaultDependencyCollector.process(DefaultDependencyCollector.java:376)
> at
org.sonatype.aether.impl.internal.DefaultDependencyCollector.process(DefaultDependencyCollector.java:544)
> at
org.sonatype.aether.impl.internal.DefaultDependencyCollector.collectDe
re
>>
>> Caused by:
org.sonatype.aether.resolution.VersionRangeResolutionException: No versions
available for org.easytesting:fest-assert:jar:[1.4, 2.0) within specified
range
>> at
org.sonatype.aether.impl.internal.DefaultDependencyCollector.process(DefaultDependencyCollector.java:376)
>> at
org.sonatype.aethe
requests to get your
>>> changes back into blessed (but I can guarantee I 'll merge any
>>> non-conflicting pull requests frequently and won't let them go stale)
>>> - We 'd need at least a few lines of documentation in:
>>>
>>> https://github.c
nd won't let them go
> stale)
> - We 'd need at least a few lines of documentation in:
>
>
> https://github.com/droolsjbpm/drools/tree/master/drools-docs/drools-expert-docs
>
> We can worry about the more advanced features (such as aether
>
Am 05.04.2012 21:48 schrieb "Sean Su" :
>
> Hello, guys,
>
> I did some search online and it seems we do not have any official plugin
that allows us to compile Drools rules as part of the maven build.
There is already a jira issue for it:
https://issues.jboss.org/browse/JBRULES-1273
Result so far
Am 09.03.2012 19:16 schrieb "Shur, Bob" :
>
> Is there something like #include for drl files? That is, something like
this:
>
> rule "1"
> when
> then
> doSomething;
> end
>
> #include "another.drl"
>
> rule "2"
> when
> ...
>
> I know I can load multiple drl files into the knowledge base in Java.
Am 14.01.2012 10:42, schrieb Geoffrey De Smet:
> The tomcat war also works on jetty. The documentation says to use the
> tomcat war if there is no specific war.
> Maybe we should rename the tomcat war to "generic" war.
+1 on the rename. Was a bit confused when I looked for a WAR to drop
into my Je
only contain the rules associated with it and not a complete
> application.
> Cheers
>
> 2011/12/26 Ansgar Konermann :
> >
> > Am 26.12.2011 18:16 schrieb "Mauricio Salatino" :
> >
> >
> >>
> >> Did you try Guvnor? it already store
. Releases are normally kept forever. Or, at
least in my environment, deleting releases is done with extra extra care
-if at all-, whereas snapshots older than a week or so get removed
automatically on a daily basis.
Best regards,
Ansgar
> Cheers
>
>
> 2011/12/26 Ansgar Koner
Am 26.12.2011 18:08 schrieb "Celso Junior" :
>
> Hi folks,
>
> I work at a bank
Me too (sort of)
> and I am currently studying the best way to use JBoss Rules so that it
fits our needs. Our loan analysis process can take several months depending
on the type of the loan. Although our business rule
Am 22.10.2011 20:28 schrieb "Martin A" :
>
> Hello,
>
> I try to put a condition in my LHS, such as:
>
> rule "initial_playground_dialog"
> #agenda-group "firstTimeUser"
> #salience 99
> when
> $gst :
GameStateController(!hasEventOccurred("initial_playground_dialog"))
>
Am 06.10.2011 18:48, schrieb slyfox:
> thanks for all of the responses, fun to read :)
>
> Sorry I thought it was pretty strait forward question. I would assume
> somehow the parser 'knows' how many rules are in a drl file
>
> I do not want an over ambitious user to just create rule after rule
Hi Slyfox,
nice to read you.
Am 05.10.2011 23:49, schrieb slyfox:
> is this something I missed in the doc
As you are talking about "the doc", it seems you have a particular part
of the solution already in mind (the product/tool you'd like to use to
enforce the size limit). Up to now, you did not
Am 04.10.2011 23:27, schrieb Bobby Richards:
> Is it possible to limit the number of rules in a drl file?
Yes.
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Hi all,
I think I've found a bug in DroolsStreamUtils.
It does not allow to deserialize a collection of KnowledgePackages with
dependencies between the packages. In this case, it fails with
ClassNotFoundException.
Example: Package A contains a type declaration, package B contains a
rule using thi
Am 23.09.2011 20:03 schrieb "TroyL" :
>
> Thank you for the reply. I have run a number of much simpler applications
in
> several environments, below are my results:
>
> My Ant Script remains unchanged.
Next things to try could be:
- increase verbosity of your ant compile so you can see what is ac
Am 16.09.2011 16:15 schrieb "TroyL" :
>
> I am attempting to build a PKG utilizing an Ant Script. My DRL includes
two
> declared types. When the declared types have only one field the PKG will
> compile but when the declared types have more than one field I get an
error
> stating that a class of
Hi Rob,
another approach we're considering to version rulesets used to perform
mortgage risk assessment looks roughly as follows:
- each of the rulesets is versioned as a whole (i. e. compile all *.drl
pertaining to a ruleset into a *.pkg file and give this *.pkg a version
number).
- the scoring
Am 25.07.2011 19:29, schrieb pamerida:
> if I insert int the WM the SegmentGruoup7 (that inside contains the
> SegmentGroup8) and then I insert SegmentGroup8 in the WM, wouldnt that be
> duplicating the information? or drools just holds a reference to this
> classes,
IIRC, Drools creates an additio
Hi all,
does anyone know if KnowledgePackages which have been compiled and
serialized using Drools 5.0.1 can be de-serialized with 5.1.1 or 5.2.0.CR1?
What about the other way round, serializing with a more recent version
and de-serializing with an older version?
Are there any obstacles here due
Am 30.05.2011 16:45, schrieb Ansgar Konermann:
> [...] java beans will belong to different ClassLoaders and thus lead
> to problems (AFAICT) at runtime.
s/AFAICT/NoClassDefFound/
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Am 30.05.2011 13:52, schrieb Küng Sabrina:
> Hello
>
> How can I write a rule, that can be used in several other packages
> resp. rulesets without copying the code?
Hi Sabrina,
the basic solution is to pre-compile the rule into a *.pkg file and
load this file into any number of KnowledgeBase i
Am 28.05.2011 18:26, schrieb Edson Tirelli:
>
>Wolfgang,
>
>I think Davide's implementation supports extending existing java
> classes... did you tried? What is not possible is to implement
> interfaces, since you can't define methods in the declare statement.
Hi,
from a user's point of vi
Am 25.05.2011 00:34, schrieb marunam:
> What I was thinking was, creating fact object dynamically with its
> attributes being loaded from some properties file dynamically??
>
> Any other solution/suggestions?
Create pre-compiled rule packages: one for each state and one for the
generic rules, and
Am 24.05.2011 21:17, schrieb marunam:
> Let's say, if the business
> want to modify the rules with more fact values, I want to be able to happen
> this dynamically rather than changing the code for fact values and adding it
> there.
Smells like YAGNI and a lot of accidental complexity.
I'd code i
Am 19.04.2011 12:56, schrieb saurabh maheshwari:
> Hi sir ,
>
> I have 10 rules . rules are created dynamically .Now if any of them is
> causing problem so none of them runs
> so I want to compile each rule separately , so that i can create
> knowledge base with rules which have no errors
> but c
On 12.04.2011 14:46, John Peterson wrote:
> I was wondering if anyone out there is aware of any Test Harnesses
> that could be used for regression testing Drools applications out there?
>
> We found this spreadsheet tester from Michael Neale:
> _https://github.com/michaelneale/rule-spreadsheet-t
cker (also
linked from the web page).
Best regards
Ansgar
> Op 09-03-11 22:42, Mauricio Salatino schreef:
>
>> I will take a look on that right now..
>> I was planning to do the same for some of my example projects.
>> I will come back with some feedback!
>> Gre
Hi,
I prepared a tiny drools compiler plugin for Maven 3. It currently
contains the smallest feature-set which is potentially useful for my
colleagues at work, so up to now it's no more than a starting point for
my team. Nevertheless, I invite you to take a look at it, comment on it
and sugges
On 21.02.2011 04:11, Mark Proctor wrote:
> On 21/02/2011 03:03, Simon Chen wrote:
>
>> On Sun, Feb 20, 2011 at 8:20 PM, Ansgar Konermann
>>wrote:
>>
>>> On 19.02.2011 16:01, Simon Chen wrote:
>>>
>>>> The example
On 19.02.2011 16:01, Simon Chen wrote:
> The example you gave seems to be the one-hop case. For the two-hop
> case, we need something like this
>
> when
> edge(a, b), reach(b, c), not exists reach(a, c)
> then
> insertLogical( reach(a,c) )
>
> So, where do you put your logical around? It sh
On 12.01.2011 19:06, Mark Proctor wrote:
> We often get complaints about not enough real world examples in Drools.
> We have a large community now, so surely a few of you must be able to
> write up examples based on your work? So please, please, please, please
> take the time to help us here.
>
Hi,
is there any official support for compiling *.drl files into
pre-compiled binary rule packages using a maven plugin?
I found reminescents of a maven plugin in the ticket tracking system,
but the code seems to be orphaned.
Thanks in advance
Ansgar
__
Hi,
I heard that drools was called "OSGi ready" some time ago. As I am new
to OSGi, I'd like to hear some opinions on whether the following
scenario would work for rules deployment:
For the drools part:
- pre-compile all rules into a binary package file
- include these file as a resource into a
On 15.12.2010 10:01, Diego San Esteban wrote:
Greetings,
How is itpossible to implement a "rollback"in theKB?
Suppose that when retracting a fact,I want toundo the changes made.
A very simple, yet effective solution would be to exclusively use
insertLogical(). No updates to f
On 31.08.2010 18:30, Mauricio Salatino wrote:
> probably you can build the old version using some branch.
> http://anonsvn.jboss.org/repos/labs/labs/jbossrules/branches/5.0.x/
No need to build drools yourself, see here:
https://repository.jboss.org/nexus/
It's in the public JBoss maven repo, bene
>
This is about pushing the *IDEA* core team to implement Drools support,
not the Drools core team.
Just vote for this feature in their issue tracking system and then let's
see what happens...
Ansgar
> Mark
>
> On 21/05/2010 22:41, Ansgar Konermann wrote:
>
>> H
Hi everyone,
I'm wondering whether there are any Drools users on this list using
IntelliJ IDEA to do their regular development work.
As you might know, there is currently no Drools support in IntelliJ
IDEA. However, it would be nice to have this support. Switching between
your Java / Groovy /
Hi Ian,
I tried using Enums with Guvnor twice: once back in the 4.0 times of
Drools, once again when we got the 5.0 update.
My experience: Java enums and Guvnor simply don't work together. Stick
with writing DRL rule files in a text editor, or even better, using the
Eclipse plugin. This way,
Hi all,
I'm in search of a better way to package rules into a binary format
before they get deployed - one that eases rules reuse more than the
technique currently in use at my employer.
We're using drools expert to perform risk assessment and feasibility
checks for mortgage loans of a signifi
Ade Timi wrote:
>
> Thanks guys for your responses. This should be as simple as it gets,
> which adds to my frustration. See the following code below:
>
> *Java classes:*
>
> *Individual* –
>
> *public* *class* Individual {
>
> *private double assetCost;*
>
> * *
>
> *public* *void* set
blinton wrote:
> Hello,
>
> Using the following imported enum:
>
> public enum Status {
> INCOMPLETE,
> COMPLETE
> }
>
> And the following rule:
>
> when
> status : Status(this == Status.COMPLETE)
> then
> // ...
>
> We're attempting to write a guvnor test scenario for this
On 03.04.2010 00:40, Amit Kumar wrote:
> Hi Folks,
>
> I am trying to create a .pkg file (for probably faster loading) from a
> .drl file
>
> Does anybody has a code snippet which I can use. Am unable to find it
> in javadocs.
Hi,
from what we figured out at work, they're just plain serialized
On 02.04.2010 22:48, Shailesh Hedaoo wrote:
Hi
I have created a Drools project and trying to create a guided rule
in Eclipse 3.5 and Drools 5.0.x.
I have my own domain objects in another java project to be used by
Drools project.
I want to use the java domain model as the "fact model" in my D
On 15.03.2010 13:46, Nilima R wrote:
Can someone tell me how to use create enums with Dynamic values in
Guvnor.
For example I need enum which does not contain static value like A,B,C
rather these A,B,C values come from database.
Hi,
if the set of allowable enum literals/values is altogether d
On 10.03.2010 17:52, Glenn Macgregor wrote:
What configuration file is this referring to and/or what system
property can I set to make this work.
This might be helpful:
http://blog.athico.com/2009/06/how-to-implement-accumulate-functions.html
Regards
Ansgar
___
Hi everyone,
I'm wondering whether there are any Drools users on this list using
IntelliJ IDEA to do their regular development work.
As you might know, there is currently no Drools support in IntelliJ
IDEA. However, it would be nice to have this support. Switching between
your Java / Groovy /
Am 24.02.2010 08:37, schrieb Wolfgang Laun:
You really ought to read all the pertaining sections in the Drools
Expert manual and experiment. Nobody can write complex rules without
some exercise.
2010/2/24 dhari mailto:sdh...@hotmail.com>>
Thanks Jeffery. I'll try this but what if I have
Hi Adam,
try operator "in" instead of "memberOf". AFAIK, "in" deals with list
literals (which is what you want) whereas "memberof" can be used to
check whether some value is part of a collection given as variable
reference.
Kind regards
Ansgar
Am 21.02.2010 23:14, schrieb deaddowney:
> I'm u
EdenAEL20 schrieb:
> when I replace Zipcode with type "int" as that is my type drools throws me an
> error saying it doesn't recognize the class. Is there some special way to
> declare primitive types?
>
Use the wrapper classes, i. e. Integer instead of int. Since java does
autoboxing/unboxing,
Hi,
untested guess (replace ZipCode by actual type name of your ZIP code data):
rule "example"
when
$validZipCodes: Set() from RefData.getValidZipCodes()
Example( $actualZips: zips )
exists( ZipCode( this not memberof $validZipCodes ) from $actualZips )
then
error()
end
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