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How do I create a custom PMD rule to check if a specific method is called?

I am completely new with the PMD. I am trying to write some basic rules to get used to it. I have this very basic code: public class Main { static void print() { System.out.println("I ...
paddes's user avatar
  • 1
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&...
Lolly's user avatar
  • 35.9k
-1 votes
1 answer
60 views

nullPointer envoked on .contains method when querying for String jobTitle

I'm writing a return statement for specific role provisioning - If everything is in scope, it should return as true and assign the role. Part of the logic requires the user of identity.getAttribute(&...
Cole's user avatar
  • 1
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....
Tamil Prabhu's user avatar
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 ...
Tamil Prabhu's user avatar
0 votes
0 answers
24 views

Can I check file existence using PMD rules?

I want to check if files existence using PMD rules, such as (gitignore, version, readme, . . . ) files. What is the recommended way to do so? I searched for the java rules and xpath rules in pmd but I ...
oaraj's user avatar
  • 1
0 votes
1 answer
35 views

How to implement periodic data receiving and executing self-defined tasks?

I'm developing an android app which is connected to a BLE device (to receive temperature values) and the OpenWeatherMap API for receiving weather data. Now i want to request every 30 minutes the ...
DanLand's user avatar
  • 45
1 vote
1 answer
121 views

Sonar rule for interfaces only RSPEC-1213

I want to modify / make the rule target only public interfaces (not public classes etc). Is this possible ? Im using this rule in Java code but its too strict for my project and I would love to know ...
user2188158's user avatar
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 ...
Naveen Reddy's user avatar
-1 votes
1 answer
2k views

How to write custom rule to prevent some method call in SonarQube?

Suppose i have one class A and it has three method met1,met2 and met3 i want to build a custom rule where if someone calls met3 it should throw some custom message showing as non compliant solution in ...
sameer kr bhardwaj's user avatar
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 ...
Vishal Pardava's user avatar
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 ...
Sachin Pandey's user avatar
-1 votes
1 answer
59 views

How to switch from different instructions/rules in an elegant way

hoping for your help! I'm doing a java project that reproduces the logo language and im capped as I can't find an elegant and not too complicated way to switch between different rules / instructions, ...
anthony eleuteri's user avatar
1 vote
1 answer
295 views

Drools KieContainer does not fire rules with custom classloader

I am trying to add a non-existing method to a Java bean, compile it and use the newly added method in Drools rules. Via a custom class loader. I am using CompilerUtils to bind newly modified class to ...
Utku Uslusoy's user avatar
0 votes
1 answer
44 views

Assign either of value that exists or not null RuleInput($date = (this["startDate"] || this["startingDate"]))

Inside RuleInput there may be either "startDate" or "startingDate" , I need to assign value to $date variable either of the value that exists. Something Like, RuleInput($date = (...
NISHANT KUMAR's user avatar

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