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oblonski 2019-06-19 10:24:47 +02:00
parent a20db5e119
commit 267775d252
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2 changed files with 11 additions and 18 deletions

View file

@ -62,12 +62,9 @@ class InsertionDataUpdater {
}
static Comparator<VersionedInsertionData> getComparator(){
return new Comparator<VersionedInsertionData>() {
@Override
public int compare(VersionedInsertionData o1, VersionedInsertionData o2) {
if(o1.getiData().getInsertionCost() < o2.getiData().getInsertionCost()) return -1;
return 1;
}
return (o1, o2) -> {
if (o1.getiData().getInsertionCost() < o2.getiData().getInsertionCost()) return -1;
return 1;
};
}
@ -161,7 +158,7 @@ class InsertionDataUpdater {
return bestScoredJob;
}
static double score(Job unassignedJob, InsertionData best, InsertionData secondBest, ScoringFunction scoringFunction) {
private static double score(Job unassignedJob, InsertionData best, InsertionData secondBest, ScoringFunction scoringFunction) {
return Scorer.score(unassignedJob,best,secondBest,scoringFunction);
}

View file

@ -29,7 +29,10 @@ import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.*;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorCompletionService;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
/**
* Insertion based on regret approach.
@ -68,7 +71,7 @@ public class RegretInsertionConcurrent extends AbstractInsertionStrategy {
this.scoringFunction = new DefaultScorer(vehicleRoutingProblem);
this.insertionCostsCalculator = jobInsertionCalculator;
this.vrp = vehicleRoutingProblem;
completionService = new ExecutorCompletionService<ScoredJob>(executorService);
completionService = new ExecutorCompletionService<>(executorService);
logger.debug("initialise " + this);
}
@ -87,7 +90,7 @@ public class RegretInsertionConcurrent extends AbstractInsertionStrategy {
*/
@Override
public Collection<Job> insertUnassignedJobs(Collection<VehicleRoute> routes, Collection<Job> unassignedJobs) {
List<Job> badJobs = new ArrayList<Job>(unassignedJobs.size());
List<Job> badJobs = new ArrayList<>(unassignedJobs.size());
Iterator<Job> jobIterator = unassignedJobs.iterator();
while (jobIterator.hasNext()){
@ -135,14 +138,7 @@ public class RegretInsertionConcurrent extends AbstractInsertionStrategy {
ScoredJob bestScoredJob = null;
for (final Job unassignedJob : unassignedJobList) {
completionService.submit(new Callable<ScoredJob>() {
@Override
public ScoredJob call() throws Exception {
return RegretInsertion.getScoredJob(routes, unassignedJob, insertionCostsCalculator, scoringFunction);
}
});
completionService.submit(() -> RegretInsertion.getScoredJob(routes, unassignedJob, insertionCostsCalculator, scoringFunction));
}
try {