[
https://jira.jboss.org/jira/browse/JBRULES-2043?page=com.atlassian.jira.p...
]
Geoffrey De Smet resolved JBRULES-2043.
---------------------------------------
Fix Version/s: 5.0.0.GA
Resolution: Done
If you mean your scoreDrl didn't point to a correct classpath resource,
I've tested that out on the latest version and now you get a decent message:
Exception in thread "main" java.lang.IllegalArgumentException: scoreDrl
(/org/drools/solver/examples/travelingtournament/solver/smart/ggsmartTravelingTournamentScoreRules.drl)
does not exist as a classpath resource.
at
org.drools.solver.config.localsearch.LocalSearchSolverConfig.buildRuleBase(LocalSearchSolverConfig.java:155)
at
org.drools.solver.config.localsearch.LocalSearchSolverConfig.buildSolver(LocalSearchSolverConfig.java:138)
at org.drools.solver.config.XmlSolverConfigurer.buildSolver(XmlSolverConfigurer.java:73)
at
org.drools.solver.examples.travelingtournament.app.smart.SmartTravelingTournamentApp.createSolver(SmartTravelingTournamentApp.java:24)
at
org.drools.solver.examples.common.app.CommonApp.createSolutionBusiness(CommonApp.java:33)
at org.drools.solver.examples.common.app.CommonApp.<init>(CommonApp.java:21)
at
org.drools.solver.examples.travelingtournament.app.AbstractTravelingTournamentApp.<init>(AbstractTravelingTournamentApp.java:10)
at
org.drools.solver.examples.travelingtournament.app.smart.SmartTravelingTournamentApp.<init>(SmartTravelingTournamentApp.java:10)
at
org.drools.solver.examples.travelingtournament.app.smart.SmartTravelingTournamentApp.main(SmartTravelingTournamentApp.java:17)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:90)
If you meant something else, please reopen this issue.
Log problems while building the RuleBase
----------------------------------------
Key: JBRULES-2043
URL:
https://jira.jboss.org/jira/browse/JBRULES-2043
Project: JBoss Drools
Issue Type: Feature Request
Security Level: Public(Everyone can see)
Components: drools-solver
Affects Versions: 5.0.0.M5
Reporter: Dietmar Scheidl
Assignee: Geoffrey De Smet
Fix For: 5.0.0.GA
I startet to experiment with the drools-solver but only got a NullPointerException:
Caused by: java.lang.NullPointerException
at org.drools.common.AbstractRuleBase.addPackages(AbstractRuleBase.java:429)
at org.drools.reteoo.ReteooRuleBase.addPackage(ReteooRuleBase.java:395)
at
org.drools.solver.config.localsearch.LocalSearchSolverConfig.buildRuleBase(LocalSearchSolverConfig.java:166)
at
org.drools.solver.config.localsearch.LocalSearchSolverConfig.buildSolver(LocalSearchSolverConfig.java:137)
at
org.drools.solver.config.XmlSolverConfigurer.buildSolver(XmlSolverConfigurer.java:73)
...
After debugging into this location, I found out that it comes from an error in my
scoreDrl.
The buildSolver-Method should fail with a more helpful exception or the result of the
PackageBuilder should be available to analyse the problems.
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