of the rule
engine does not influence this monitoring of truth.
-W
2011/8/20 Chris Richmond crichm...@referentia.com
mailto:crichm...@referentia.com
Well..I insert some objects, fire the rules and this rule will
trigger the first time (when it finds no object with those
wrote:
On 19 August 2011 15:17, Chris Richmond crichm...@referentia.com
mailto:crichm...@referentia.com wrote:
How do I fire a rule if an object with certain characterstics does not
exists.
For example my class Foo, if I have a rule:
rule Identify Foos with values
when
How do I fire a rule if an object with certain characterstics does not
exists.
For example my class Foo, if I have a rule:
rule Identify Foos with values
when
Foo(stringProp==blah, intProp==5)
then
System.err.println(A Foo was found!);
end
So how do I check for lack of
I forgot to mention I am using a StatefulKnowledgeSession and Stream mode...
On 8/19/2011 3:17 AM, Chris Richmond wrote:
How do I fire a rule if an object with certain characterstics does not
exists.
For example my class Foo, if I have a rule:
rule Identify Foos with values
when
the readings in memory forever.
Adding a temporal constraint on the ReconfigEvent pattern on your
rule or defining an explicit expiration policy for the DataReadings
are ways to work around that.
Edson
2011/7/26 Chris Richmond crichm...@referentia.com
mailto:crichm...@referentia.com
for 100 years.
Edson
2011/7/26 Chris Richmond crichm...@referentia.com
mailto:crichm...@referentia.com
Edson,
I was under the impression that this:
declare ReconfigEvent
@role( event )
@expires ( 5s )
end
would cover that, meaning that every
.
If the order of your concurrently arriving events is essential, you
may have to insert an ordinal as a property.
Cheers
-W
On 22 July 2011 11:07, Chris Richmond crichm...@referentia.com
mailto:crichm...@referentia.com wrote:
I am running a simple test like so:
package com.sample
I am running a simple test like so:
package com.sample;
import org.drools.KnowledgeBase;
import org.drools.KnowledgeBaseFactory;
import org.drools.builder.KnowledgeBuilder;
import org.drools.builder.KnowledgeBuilderError;
import org.drools.builder.KnowledgeBuilderErrors;
import
I have attached my program project with my main FusionMain.java and two
small classes and my rule file Sample.drl.
It's a zip file i have modified to be .piz for mail server reasons.
In the Main I set up and run as STREAM mode session and execute on a
background thread .fireUntilHalt().
) from entry-point My Stream)
then
System.err.println(Action);
end
where the temporal matching predicate must also state the stream I was
injecting events to. This seems to work ok, but I would still
appreciate feedback.
Thanks,
Chris
On 7/22/2011 1:47 AM, Chris Richmond wrote:
I have
Sorry Frank,
I gave up on Drools and Eclipse a long time ago
Chris
On Wed, Dec 2, 2009 at 11:02 AM, chris richmond richmond...@gmail.comwrote:
I am using Galileo. Not sure if I downloaded the EE or standard Galileo.
2009/12/2 Leonardo Gomes leonardo.f.go...@gmail.com
I've been
is this boot camp still open to students?
Chris
2010/3/15 David Sinclair dsincl...@chariotsolutions.com
Need to come to the east coast some time!
2010/3/15 Mark Proctor mproc...@codehaus.org
http://blog.athico.com/2010/03/april-19th-boot-camp-to-be-open-to-all.html
We will now be
have not turned off caching
in the Drools preferences. The structure of your process should not
matter, as long as your rules are on the classpath. You can easily
check whether the drools builder is working, as it should show errors
for incorrect syntax in your rule files.
Kris
Citeren chris
They are all source folders in eclipse, so they should be.
On Mon, Dec 7, 2009 at 6:58 PM, Ross H ross...@gmail.com wrote:
Using a FileInputStream works for me with a non standard folder structure.
Are all your folders on the eclipse build path?
chris richmond-2 wrote:
Ok, I have
Ok, I have a project working with Eclipse Galileo 3.5.1 and it works fine. I
can create new drools projects and they debug fine with the DroolsTest
example. However I have a very larege existing project that does not use
the src/main/java and src/main/rules src folder structure and the project
.
2009/12/3 chris richmond richmond...@gmail.com
Is anyone successfully using the IDE plugin with the latest Galileo
version of Eclipse. I cannot get it to debug using Galileo(my previous
post
concerning debug as) I tested instlaling the IDE plugin by using the IDE
update site link
Hello,
I have this test rule that basically fires if a followup reading is not
received with the appropriate value within some time. According to the
fusion docs, simply using:
*not*( FollowUpReading(value == $val, *this* before[0s,5s] $reading ) )
should wait 5 seconds before firing, however
my zip file attachment was blocked. I will try to attach the source/rule
files.
modified the standard DroolsTest.java that gets created when you create a
new Drools project.
Thanks,
Chris
On Thu, Dec 3, 2009 at 3:07 PM, chris richmond richmond...@gmail.comwrote:
here is my eclipse
Hello,
My emails stopped getting through from my other emal address and as some
other users had helped me discover, the filtering/spam or whatever has
prevented me from asking questions in the forumn, so I am testing from
another email.
Thanks,
Chris
I used the upate site to update my Eclipse Galileo IDE with the drools
tools, created a new drools project, had it add the hello/goodbye test class
and pointed my workspace to the 5.1M binaries. It runs fine, but when I
Debug As - Drools Application I get the following errors. I get this error
was thinking that maybe more specifically the JEE version, but
haven't had the time to test it, so far... Are you using the standard
Galileo?
Leo.
2009/12/2 chris richmond richmond...@gmail.com
I used the upate site to update my Eclipse Galileo IDE with the drools
tools, created a new drools
Is anyone successfully using the IDE plugin with the latest Galileo version
of Eclipse. I cannot get it to debug using Galileo(my previous post
concerning debug as) I tested instlaling the IDE plugin by using the IDE
update site link on the following versions. I normally use the Galileo, but
Hello all,
Is there a list of scheduled boot camps with dates/locations anywhere? I
can't seem to find it on the site/blog.
Thanks,
Chris
___
rules-users mailing list
rules-users@lists.jboss.org
I loaded the latest (5.1M) sample for fusion into eclipse and it builds and
runs, but does anyone else get this exception from time to time?
Thanks,
Chris
=
Unexpected exception caught: [Error: cannot invoke getter: getSymbol
Hello,
What is the most straightforward example of using a decision table for
rules(CSV or Excel) within the sample code?
Essentially I want to check if it would work for the usage case where I want
the end user to be able to set all sorts of parameter limit values for rules
on objects
_
From: rules-users-boun...@lists.jboss.org
[mailto:rules-users-boun...@lists.jboss.org] On Behalf Of Chris Richmond
Sent: Tuesday, October 13, 2009 11:30 AM
To: 'Rules Users List'
Subject: [rules-users] retrieving agenda-groups from java api
Is there a similar technique
Shouldn't it be possible to set a global variable value within the rule file
itself at the top. Something like?
global String deviceName = myDevice;
I thought you could do that, but consistently get an error saying illegal
character '=' expected (
Or something along those
wm.setGlobal(String name, Object value)
You could call this in a consequence (RHS), but it's usually not a good idea
to do so.
What do you want to achieve?
-W
2009/10/14 Chris Richmond crichm...@referentia.com
Shouldn't it be possible to set a global variable value within the rule file
itself
-users] setting globals in rule file
You could let the user write some functions such as
function String parFoo(){ return foo42; }
and evaluate them in a rule firing with high priority on eval(true).
-W
2009/10/14 Chris Richmond crichm...@referentia.com
Hmm.
Well..I have this rule file
] setting globals in rule file
You could let the user write some functions such as
function String parFoo(){ return foo42; }
and evaluate them in a rule firing with high priority on eval(true).
-W
2009/10/14 Chris Richmond crichm...@referentia.com
Hmm
Well..I have this rule file and it seems
-users] setting globals in rule file
I've used functions with Drools 5, but not with MVEL. A recent thread seemed
to indicate a problem with MVEL for functions, though.
What you show of your code appears to be OK.
-W
On Wed, Oct 14, 2009 at 8:35 PM, Chris Richmond crichm...@referentia.com
wrote
Is it possible to run all the latest Drools 5.1.0 with the latest version of
Eclipse and the Elipse plugins, etc? Has anyone successfully done this?
Also, I remember seeing a link to a testing framework within the IDE on the
drools blog at some time, but cannot seem to locate it. Does
());
}
Edson
2009/9/29 Chris Richmond crichm...@referentia.com
Hello,
I am trying to determine, iterate the working memory streams within my rule
by doing the following:
for(WorkingMemoryEntryPoint entry :
session.getWorkingMemoryEntryPoints
of the Giants of the
industry; if only for a week.
On Sep 30, 2009, at 1:13 PM, Chris Richmond wrote:
Ed,
Thanks a lot. I am thinking about comding to Drools boot camp in Dallas? In
late October. If not that one than the next one. Will you be there? I
feel it would be beneficial
Hello,
I am trying to make a rule to delay firing until a certain amount of time
has passed without another event being received. I have set up a loop that
goes every 10 seconds in my main application that takes readings and injects
them into the ReadingStream. These are like sensor readings.
Hello,
I am trying to determine, iterate the working memory streams within my rule
by doing the following:
for(WorkingMemoryEntryPoint entry :
session.getWorkingMemoryEntryPoints()){
System.err.println(entry point stream:
List
Subject: Re: [rules-users] Understanding Fusion temporal reasoning
Chris,
Someone found a bug a couple days ago that might be affecting you too.
What happens if you write:
declare NumReading
@role( event )
@expires( 10s )
end
?
Edson
2009/9/29 Chris Richmond
Would agenda filters be a good usage in this scenario.
I have a set of objects I want to evaluate in stages, and so I only want
certain rules to fire at certain stages. So the idea would be to have the
main application do some work on those objects then updte and fire rules on
them for
It is my understanding that an event will be detected as soon as it is
inserted into a stream.meaning that I don't have to explicitly call
fireRules in order to evaluate events, but them will be evaluated as soon as
I insert them into a stream, so a rule like the one below would fire as soon
as I
I guess a folow up would be, would it be possible to terminate a long lived
event that was generated with the arrival of another event?
Thanks,
Chris
_
From: rules-users-boun...@lists.jboss.org
[mailto:rules-users-boun...@lists.jboss.org] On Behalf Of Chris Richmond
Sent: Friday
) so you need to invoke it in a separate Thread. Then
from another thread you can insert events into the entry points. For the
second item (long lived event) you must use an @expires tag in your object
declaration and be running in STREAM mode.
_
From: Chris Richmond crichm
Hello,
I am trying to make a rule to delay firing until a certain amount of time
has passed without another event being received. I have set up a loop that
goes every 10 seconds in my main application that takes readings and injects
them into the ReadingStream. These are like sensor
Hello,
I am trying to create a set of java objects, which I insert into the session
at startup. Then at regular timed iterations I want to examine the values
of those objects. During the timer iteration, some fields may have been
changed by the primary program. So I have a rule for now that
When the iteration is over, you would retract the Cycle object. (Only one
Cycle should be in working memory at once, and it's a good idea to have a
rule that enforces that invariant.) You should follow this pattern for any
rule you want to guarantee to fire on each iteration.
_
From: Chris
that invariant.) You should follow this pattern for any
rule you want to guarantee to fire on each iteration.
_
From: Chris Richmond crichm...@referentia.com
To: Rules Users List rules-users@lists.jboss.org
Sent: Wednesday, September 23, 2009 2:15:35 PM
Subject: [rules-users] persistent
.
_
From: Chris Richmond crichm...@referentia.com
To: Rules Users List rules-users@lists.jboss.org
Sent: Wednesday, September 23, 2009 2:15:35 PM
Subject: [rules-users] persistent java objects in working memory
Hello,
I am trying to create a set of java objects, which I insert
.
_
From: Chris Richmond crichm...@referentia.com
To: Rules Users List rules-users@lists.jboss.org
Sent: Wednesday, September 23, 2009 3:35:46 PM
Subject: Re: [rules-users] persistent java objects in working memory
Now I am really confused, when I try to set some condition on the
MyDataObject
update($sb) is actually udate($mo) in my code, that is a type on my example
Chris
_
From: rules-users-boun...@lists.jboss.org
[mailto:rules-users-boun...@lists.jboss.org] On Behalf Of Chris Richmond
Sent: Wednesday, September 23, 2009 11:34 AM
To: 'Rules Users List'
Subject
Is it possible to determine what fields from an object changed within a
rule.
So I am using this to determine if any DataObject has changed:
//IDENTIFY ANY DATAOBJECT CHANGES
rule identify any DATAOBJECT
when
$do : DataObject();
then
into a state that the rete is not aware
of, but in this case it would do what you want.
--- On Wed, 9/16/09, Chris Richmond crichm...@referentia.com wrote:
From: Chris Richmond crichm...@referentia.com
Subject: [rules-users] determining what field changed
To: 'Rules Users List' rules-users
Hello,
The documentation mentions detecting when an object of certain type with
certain values has NOT been inserted within a certain amount of time.for
instance if you have one reading above a threshold and want to see if you've
received an auxillary reading within specs within the last 10
with the agenda.
[]s
Edson
2009/6/25 Chris Richmond crichm...@referentia.com
Ok.well when the recognized expert says something is not their preferred
approach, it begs the question .what is your preferred approach for handling
this?
Thanks,
Chris
_
From: rules-users-boun
base.
In any case, as long as you don't have multiple threads concurrently
inserting facts/events into a single entry-point, everything else is thread
safe.
[]s
Edson
2009/6/24 Chris Richmond crichm...@referentia.com
Hello,
For performance reasons, assuming I am using STREAM mode
Tirelli
Sent: Thursday, June 25, 2009 2:30 AM
To: Rules Users List
Subject: Re: [rules-users] firing explicit rules or agend-groups
Chris,
Although not my preferred approach, you can use agenda filters as a
parameter to fireAllRules().
[]s
Edson
2009/6/24 Chris Richmond crichm
Hello,
For performance reasons, assuming I am using STREAM mode, is it better to :
A. create several streams in my rule file and inject objects into
various streams depending on my needs
or
B. create a different session for each stream that I might have had in
A. above?
Hello,
I thought I had encountered a sample of performing a:
session.fireAllRules();
except on explicit rules or at least on a specific agenda group.but I cannot
seem to locate that in the API for sessions..did I miss something or did I
imagine something before?
Thanks,
Chris
I have been completely unable to declare a function within my .drl file
using mvel dialect as well..so I'm very interested in this.
Thanks,
Chris
_
From: rules-users-boun...@lists.jboss.org
[mailto:rules-users-boun...@lists.jboss.org] On Behalf Of Michal Bali
Sent: Wednesday,
:07 AM
To: Rules Users List
Subject: Re: [rules-users] unable to resolve method using strict-mode
What versions of Drools and MVEL are you using?
[]s
Edson
2009/6/22 Chris Richmond crichm...@referentia.com
I cannot seem to call a static method on one of my classes and keep getting
Subject: Re: [rules-users] unable to resolve method using strict-mode
What versions of Drools and MVEL are you using?
[]s
Edson
2009/6/22 Chris Richmond crichm...@referentia.com
I cannot seem to call a static method on one of my classes and keep getting
this error:
[Error: Failed
I cannot seem to call a static method on one of my classes and keep getting
this error:
[Error: Failed to compile: 1 compilation error(s):
- (1,44) unable to resolve method using strict-mode:
com.aps.syslog.logging.manager.LoggingManager.runLoggingTest(java.lang.Strin
g,
Is it possible to create a .drl file of nothing but functions then import
those into another .drl file to make it easy to maintain one file of API
style functions and then beable to call them from any additional .drl files?
Thanks,
Chris
___
use
import function in the DRL to import all of them.
[]s
Edson
2009/6/18 Chris Richmond crichm...@referentia.com
Ok.I am trying to build a function library in my .drl file and I added this
one test function
function String outputString(String sData){
return sData
Hi guys,
Building from the stockticker sample, I have been running my own average
aggregates over time and window length and I have the following rule.it
simply runs a last 10 average and outputs the average(in theory).
rule show averages
when
$n : Number( doubleValue 0
message you see
is the MVEL way of saying: non-existing variable (I guess you are using mvel
as the dialect for the consequence).
If you want to know what data objects are being inserted/expired from the
working memory, use a working memory listener.
[]s
Edson
2009/6/17 Chris Richmond
outside the accumulate, what Order would it be bound to? So, it
makes no sense...
[]s
Edson
2009/6/17 Chris Richmond crichm...@referentia.com
So how can I access variables that I have populated from within that scope
delimiter(accumulate)? For instance if I did want to access
Hello all,
I want to create a baseline rules file with Fusion that does some basic
aggregating that I know I will need later.things like keep running averages
over the last minute or so of several object values.
Is it possible to then inherit or at least reference those aggregates I am
Hello,
I wanted to ask this question in a separate email so as to keep each email
to one topic for easier thread following. Let me know if you prefer
multiple questions per email next time.
I am using Drools fusion basically with some success where I am at this
point only running some
: Monday, June 01, 2009 11:14 PM
To: Rules Users List
Subject: Re: [rules-users] The Eclipse JDT Core jar is not in the classpath
error
2009/6/2 Chris Richmond crichm...@referentia.com:
Hello,
I am using netbeans and ivy with Drools 5. I have successfully named,
published the jars from drools
, it will give you similar problems.
[]s
Edson
2009/6/2 Chris Richmond crichm...@referentia.com
Marcus,
I only have the one version of antlr jar that comes in the /lib folder of
the drools 5.0 binary distribution, however that was enough to allow me to
run the stockticker fusion
Hello,
I am using netbeans and ivy with Drools 5. I have successfully named,
published the jars from drools to and could build my port of the stock
ticker application in netbeans, but when I try to run it, I get the
following error:
java.lang.NoClassDefFoundError:
Hello,
I notice there is a license file with the drools 5.0 binary distribution,
and the /lib directory contains all the dependancy libraries for drools, but
I have no idea who owns these or what the license is on the numerous third
party libraries in there.Does anyone have any idea what
I notice that all of the drools 5.0 dependency jars are in the .lib folder,
but many of the versions are wrong according to the README_DEPENDENCIES.txt
file.
For instance API:
Jaxb-impl 2.1.9
However version 2.0.3 is the one included in the jar. Can someone explain
what is going on here
Hello,
I have modified the stockTicker fusion example to keep some running stats,
you can see from the rule snippet below that it injects a stats object based
on the symbol then matches them as updates come in later. You can see for
now I am just updating the running counts and outputting the
important in STREAM_MODE: what
clock are you using? Real time or pseudo clock?
[]s
Edson
2009/5/26 Chris Richmond crichm...@referentia.com
Well, it never fires even though the last several values are ALL above my
moving averate limit.I never see the output being written out. I modified
my
The engine will automatically discard any SensorReading older than 10
minutes and keep the calculated average consistent.
Is that what you're looking for?
Michal
2009/5/27 Chris Richmond crichm...@referentia.com
Hello,
I have modified the stockTicker fusion example to keep some running stats
the calculated average consistent.
Is that what you're looking for?
Michal
2009/5/27 Chris Richmond crichm...@referentia.com
Hello,
I have modified the stockTicker fusion example to keep some running stats,
you can see from the rule snippet below that it injects a stats object based
on the symbol
average consistent.
Is that what you're looking for?
Michal
2009/5/27 Chris Richmond crichm...@referentia.com
Hello,
I have modified the stockTicker fusion example to keep some running stats,
you can see from the rule snippet below that it injects a stats object based
on the symbol
Hello,
I am trying to write a rule for a moving average over values over the last
minute using fusion. In general I can't seem to locate a detailed resource
for authoring syntax for these types of rules or rules in general, but
specifically, I tried to modify something from the fusion
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