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Code Issues Releases Wiki Activity

replace .getRandomJob with helper

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oblonski 2015-01-19 17:31:26 +01:00
parent 3402bb413e
commit 44f734cbdd
1 changed files with 2 additions and 7 deletions
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9
jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinRadial.java
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@ -20,6 +20,7 @@ import jsprit.core.algorithm.ruin.distance.JobDistance;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.job.Job;
import jsprit.core.problem.solution.route.VehicleRoute;
import jsprit.core.util.RandomUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
@ -107,7 +108,7 @@ public final class RuinRadial extends AbstractRuinStrategy {
if (nOfJobs2BeRemoved == 0) {
return Collections.emptyList();
}
Job randomJob = pickRandomJob();
Job randomJob = RandomUtils.nextJob(vrp.getJobs().values(),random);
return ruinRoutes(vehicleRoutes, randomJob, nOfJobs2BeRemoved);
}
@ -130,10 +131,4 @@ public final class RuinRadial extends AbstractRuinStrategy {
return unassignedJobs;
}
private Job pickRandomJob() {
int totNuOfJobs = vrp.getJobs().values().size();
int randomIndex = random.nextInt(totNuOfJobs);
return new ArrayList<Job>(vrp.getJobs().values()).get(randomIndex);
}
}