[jboss-jira] [JBoss JIRA] (JBRULES-3387) Planner: NullPointerException on calculateTimeGradient(HardAndSoftScoreDefinition.java:73) should have a better exception message: a construction heuristic is missing

[Geoffrey De Smet (JIRA)]

Geoffrey De Smet created JBRULES-3387:
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             Summary: Planner: NullPointerException on calculateTimeGradient(HardAndSoftScoreDefinition.java:73) should have a better exception message: a construction heuristic is missing
                 Key: JBRULES-3387
                 URL: https://issues.jboss.org/browse/JBRULES-3387
             Project: Drools
          Issue Type: Enhancement
      Security Level: Public (Everyone can see)
          Components: drools-planner
            Reporter: Geoffrey De Smet
            Assignee: Geoffrey De Smet
             Fix For: 5.4.0.CR1


{code}
2012-02-14 17:32:08,119 [main] INFO  Solver started: time spend (0), score (null), new best score (null), random seed (0). 
Exception in thread "main" java.lang.NullPointerException 
        at org.drools.planner.core.score.definition.HardAndSoftScoreDefinition.calculateTimeGradient(HardAndSoftScoreDefinition.java:73) 
        at org.drools.planner.core.score.definition.HardAndSoftScoreDefinition.calculateTimeGradient(HardAndSoftScoreDefinition.java:25) 
        at org.drools.planner.core.termination.ScoreAttainedTermination.calculateSolverTimeGradient(ScoreAttainedTermination.java:52) 
        at org.drools.planner.core.termination.OrCompositeTermination.calculateSolverTimeGradient(OrCompositeTermination.java:70) 
        at org.drools.planner.core.termination.OrCompositeTermination.calculateSolverTimeGradient(OrCompositeTermination.java:70) 
        at org.drools.planner.core.termination.PhaseToSolverTerminationBridge.calculatePhaseTimeGradient(PhaseToSolverTerminationBridge.java:49) 
        at org.drools.planner.core.localsearch.DefaultLocalSearchSolverPhase.solve(DefaultLocalSearchSolverPhase.java:55) 
        at org.drools.planner.core.solver.DefaultSolver.runSolverPhases(DefaultSolver.java:166) 
        at org.drools.planner.core.solver.DefaultSolver.solve(DefaultSolver.java:138) 
        at kz.bee.drools.planner.dating.DatingMain.start(DatingMain.java:58) 
        at kz.bee.drools.planner.dating.DatingMain.main(DatingMain.java:38)
{code}

See http://stackoverflow.com/questions/9287675/uninitialized-planning-value-error/9289834#9289834


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