Checkstyle

This commit is contained in:
Arne Keller 2020-03-06 13:01:22 +01:00
parent 0f4ad23bdb
commit c4f2659035

View File

@ -146,12 +146,13 @@ public final class TrainManager {
} }
/** /**
* Place a train on the rail network. * Attempt to place a train on the rail network.
*
* @param trainId identifier of the train to place * @param trainId identifier of the train to place
* @param position where to place the train * @param position where to place the train
* @param direction direction in which the train should initially go * @param direction direction in which the train should initially go
* @return whether the train was successfully placed * @return whether the train was successfully placed
* @throws InvalidInputException when the train is too long * @throws InvalidInputException if train could not be placed due to semantic error
*/ */
public boolean putTrain(int trainId, Vector2D position, Vector2D direction) throws InvalidInputException { public boolean putTrain(int trainId, Vector2D position, Vector2D direction) throws InvalidInputException {
final Train train = trains.get(trainId); final Train train = trains.get(trainId);
@ -168,7 +169,7 @@ public final class TrainManager {
} }
// attempt to place train // attempt to place train
final boolean placed = train.placeOn(railNetwork, position, direction); final boolean placed = train.placeOn(railNetwork, position, direction);
// check for collisions // check for collisions with existing trains
if (placed && !getPlacementCollisions().isEmpty()) { if (placed && !getPlacementCollisions().isEmpty()) {
train.removeFromRails(); train.removeFromRails();
return false; return false;
@ -178,7 +179,7 @@ public final class TrainManager {
} }
/** /**
* Calculate the next train identifier. * Calculate the next available train identifier.
* @return the next train identifier, or -1 if none available * @return the next train identifier, or -1 if none available
*/ */
private int getNextTrainIdentifier() { private int getNextTrainIdentifier() {
@ -222,7 +223,7 @@ public final class TrainManager {
private List<Set<Train>> getPlacementCollisions() { private List<Set<Train>> getPlacementCollisions() {
final List<Set<Train>> collisions = new ArrayList<>(); final List<Set<Train>> collisions = new ArrayList<>();
trains.values().stream().filter(Train::isPlaced).forEach(train1 -> trains.values().stream().filter(Train::isPlaced).forEach(train1 ->
trains.values().stream().filter(train -> train != train1).filter(Train::isPlaced).forEach(train2 -> { trains.values().stream().filter(Train::isPlaced).forEach(train2 -> {
final Set<Rail> occupiedByTrain1 = train1.getOccupiedRails(); final Set<Rail> occupiedByTrain1 = train1.getOccupiedRails();
Collections.addAll(occupiedByTrain1, railNetwork.findTouchingRails(train1.getFrontPosition())); Collections.addAll(occupiedByTrain1, railNetwork.findTouchingRails(train1.getFrontPosition()));
Collections.addAll(occupiedByTrain1, railNetwork.findTouchingRails(train1.getRearPosition())); Collections.addAll(occupiedByTrain1, railNetwork.findTouchingRails(train1.getRearPosition()));