All Questions
238
questions
1
vote
1
answer
102
views
Rules engine has slow down or takes longer to compile while firing rules [Drools]
I've a separate Java spring boot service as a rules engine. Which has controller and service to set focus on agenda groups as user or other service preferred. In my case i have 500 plus rules and 30 ...
- 51
1
vote
2
answers
100
views
Drools to decide fields to display in UI
I have a scenario where the fields in UI should be displayed based on User roles. For Example- If user is from role "A" then UI will display 5 fields but if the user is from role "B&...
- 35.9k
0
votes
0
answers
69
views
Rules executing multiple times- unable to disable the rule
Currently i started using the latest drools engine (9.44.0.Final ) in our project . Previouly i used 7.x version. In my previous version i used the custom java method to enable and disable the rule....
- 11
0
votes
0
answers
152
views
Execution default-build of goal org.kie:kie-maven-plugin:8.44.0.Final:build failed
I'm trying to build my drool project ( 8.44.0.Final and jdk-11.0.18.10-hotspot) its getting failed .When i try to in eclipse its working fine . But When build its throwing error. I have enabled the ...
- 11
0
votes
1
answer
129
views
How to serialize kiebase in drools-engine 8.43.0.Final
Since the SessionsAwareKnowledgeBase implements KieBase which can't be serializable.
Usecase: Need to serialize the kiebase and store into the cache (redis). At runtime i have to deserialize the ...
- 11
1
vote
0
answers
318
views
Test a list type data in Decision Table
I am trying to use a create a rule using a list type data in Drools.
I want to provide a list of numbers as an input data, and test it whether it contains a certain number in a decision table.
As in ...
- 11
0
votes
1
answer
96
views
kiescanner unable to refresh rules within docker container
I am unable to refresh rules with latest KJAR using kiescanner. We have Artifactory as remote repository. I have provided custom settings.xml . kie-cie is in pom.xml. In docker I am providing M2-HOME.
...
- 11
0
votes
0
answers
53
views
Drools - How to check conflict between rules en XLSX?
At first i want to say that im not an expert in Drools, actually im worked with a Rule Engine but is based in Oracle BPM/RN.
In this technology i can if any rule have a conflict with each others:
...
0
votes
1
answer
75
views
Compilation error in nested casting inside a rule in drools
I am using the # operator, and while with one casting it works fine, having two in the same rule it does not compile. The sentence is the following
configuration#RuleSetConfiguration.configurationRule[...
0
votes
1
answer
736
views
Drools Rule Engine - Multiple .drl file for different set of rules for different context
I am using spring boot drools. I would like to maintain say 3 different drl files for different context as the rules are different for different context. In this case should I create 3 key ...
- 603
1
vote
0
answers
218
views
Unable to serialize kiebase in drools-engine 8.29.0.Final
Since the SessionsAwareKnowledgeBase implements KieBase which can't be serializable.
Struggling from the past one week.
Usecase: Need to serialize the kiebase and store into the database.
At runtime i ...
- 19
0
votes
0
answers
57
views
Drools Business Rules : Unable to determine what is this NULL in exception detail and What these number with colon
I am using Drools BPMN rule engine for business rules validation and getting below errors intermittently in my application.
Exception while executing rules. [determine_flow_name:1 - Determine Flow ...
0
votes
1
answer
309
views
how to execute 2 drool rules in Java with different logic having dependency between them, used ruleflow-group but 2nd rule not getting executed
I am trying to execute different drool rules in java having different business logic but rule 2 needs to be executed after rule 1 gets executed. For this, I have used ruleflow-group. I am able to ...
0
votes
1
answer
37
views
drools can't get the data I need for the or condition
rule "151"
when
$master:BusinessMaster()
$map:HashMap() from $master.indexMap
$mapads_mst_bas_info:HashMap() from $map.get("ads_mst_bas_info")
$...
- 1
0
votes
0
answers
688
views
Is it possible have OR condition in excel decision table
I am new to drools and I am exploring the decision table. I want to OR two columns in the decision table is it possible? Please go through the example it will help to understand my question and what I ...
- 246