Use Set instead of array for Direction choices

1 files changed, 4 insertions, 2 deletions

diff --git a/src/ch/epfl/maze/physical/zoo/SpaceInvader.java b/src/ch/epfl/maze/physical/zoo/SpaceInvader.java
index 3fd0513..7a3860e 100644
--- a/src/ch/epfl/maze/physical/zoo/SpaceInvader.java
+++ b/src/ch/epfl/maze/physical/zoo/SpaceInvader.java
@@ -4,6 +4,8 @@ import ch.epfl.maze.physical.Animal;
 import ch.epfl.maze.util.Direction;
 import ch.epfl.maze.util.Vector2D;
 
+import java.util.Set;
+
 /**
  * Space Invader A.I. that implements an algorithm of your choice.
  * <p>
@@ -16,8 +18,8 @@ import ch.epfl.maze.util.Vector2D;
  * <p>
  * The way we measure efficiency is made by the test case {@code Competition}.
  *
- * @see ch.epfl.maze.tests.Competition Competition
  * @author EPFL
+ * @see ch.epfl.maze.tests.Competition Competition
  */
 public class SpaceInvader extends Animal {
 
@@ -35,7 +37,7 @@ public class SpaceInvader extends Animal {
      * Moves according to (... please complete with as many details as you can).
      */
     @Override
-    public Direction move(Direction[] choices) {
+    public Direction move(Set<Direction> choices) {
         // TODO (bonus)
         return Direction.NONE;
     }