From 62421e87ccd0e6c720a6f8d8d248dec6d05d5e2b Mon Sep 17 00:00:00 2001
From: Johannes Schmelz <johannes.schmelz@unibw.de>
Date: Sat, 5 Oct 2024 20:53:07 +0200
Subject: [PATCH] fixed ConcurrentModificationException in clear()

---
 .../model/src/main/java/pp/battleship/model/ShipMap.java     | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/Projekte/battleship/model/src/main/java/pp/battleship/model/ShipMap.java b/Projekte/battleship/model/src/main/java/pp/battleship/model/ShipMap.java
index dfab415..3bd5c20 100644
--- a/Projekte/battleship/model/src/main/java/pp/battleship/model/ShipMap.java
+++ b/Projekte/battleship/model/src/main/java/pp/battleship/model/ShipMap.java
@@ -105,9 +105,8 @@ public class ShipMap {
      * Removes all items from the map and triggers corresponding removal events for each.
      */
     public void clear() {
-        for (Item item : items) {
-            items.remove(item);
-            notifyListeners(new ItemRemovedEvent(item, this));
+        while (!items.isEmpty()) {
+            notifyListeners(new ItemRemovedEvent(items.removeFirst(), this));
         }
     }