Optimize nextExplosions

1 files changed, 4 insertions, 7 deletions

diff --git a/src/ch/epfl/xblast/server/GameState.java b/src/ch/epfl/xblast/server/GameState.java
index d648cef..77e91f2 100644
--- a/src/ch/epfl/xblast/server/GameState.java
+++ b/src/ch/epfl/xblast/server/GameState.java
@@ -232,13 +232,10 @@ public final class GameState {
      * @return the next explosion state
      */
     private static List<Sq<Sq<Cell>>> nextExplosions(List<Sq<Sq<Cell>>> explosions0) {
-        List<Sq<Sq<Cell>>> explosions1 = new ArrayList<>();
-        for (Sq<Sq<Cell>> explosion : explosions0) {
-            if (!explosion.tail().isEmpty()) {
-                explosions1.add(explosion.tail());
-            }
-        }
-        return explosions1;
+        return explosions0.stream()
+                .map(Sq::tail)
+                .filter(s -> !s.isEmpty())
+                .collect(Collectors.toList());
     }
 
     /**