src/de/steamwar/misslewars/MissileWars.java

@@ -53,6 +53,7 @@ public class MissileWars extends JavaPlugin {
 	public void onEnable() {
 		redTeam = new MWTeam(ChatColor.RED, Config.RedSpawn, "Rot", Config.RedPortalZ);
 		blueTeam = new MWTeam(ChatColor.BLUE, Config.BlueSpawn, "Blau", Config.BluePortalZ);
+		new BreakListener();
 		new DeathListener();
 		new ItemListener();
 		new ArenaListener();

src/de/steamwar/misslewars/listener/BreakListener.java

@@ -0,0 +1,41 @@
+/*
+ *
+ *     This file is a part of the SteamWar software.
+ *
+ *     Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ *     This program is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU Affero General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     This program is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *     GNU Affero General Public License for more details.
+ *
+ *     You should have received a copy of the GNU Affero General Public License
+ *     along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ * /
+ */
+
+package de.steamwar.misslewars.listener;
+
+import de.steamwar.misslewars.FightState;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.block.BlockBreakEvent;
+
+import java.util.EnumSet;
+
+public class BreakListener extends BasicListener {
+
+    public BreakListener() {
+        super(EnumSet.of(FightState.WAITING));
+    }
+
+    @EventHandler(ignoreCancelled = true)
+    public void onBlockBreak(BlockBreakEvent event) {
+        event.setCancelled(true);
+    }
+
+}