SchedulerManager console output + Added a simple ShutdownCommand

src/main/java/fr/themode/demo/Main.java

@@ -36,6 +36,7 @@ public class Main {
         commandManager.register(new SimpleCommand());
         commandManager.register(new GamemodeCommand());
         commandManager.register(new DimensionCommand());
+        commandManager.register(new ShutdownCommand());
 
         /*RecipeManager recipeManager = MinecraftServer.getRecipeManager();
         ShapelessRecipe shapelessRecipe = new ShapelessRecipe("test", "groupname") {

src/main/java/fr/themode/demo/commands/ShutdownCommand.java

@@ -0,0 +1,33 @@
+package fr.themode.demo.commands;
+
+import net.minestom.server.MinecraftServer;
+import net.minestom.server.command.CommandProcessor;
+import net.minestom.server.command.CommandSender;
+import net.minestom.server.entity.Player;
+
+/**
+ * A simple shutdown command
+ */
+public class ShutdownCommand implements CommandProcessor {
+
+    @Override
+    public String getCommandName() {
+        return "shutdown";
+    }
+
+    @Override
+    public String[] getAliases() {
+        return new String[0];
+    }
+
+    @Override
+    public boolean process(CommandSender sender, String command, String[] args) {
+        MinecraftServer.stopCleanly();
+        return true;
+    }
+
+    @Override
+    public boolean hasAccess(Player player) {
+        return player.getPermissionLevel() >= 4;
+    }
+}

src/main/java/net/minestom/server/timer/SchedulerManager.java

@@ -80,10 +80,13 @@ public class SchedulerManager {
      * Shutdowns all normal tasks and call the registered shutdown tasks
      */
     public void shutdown() {
-        for (Task shutdownTask : this.getShutdownTasks()) {
-            shutdownTask.schedule();
+        MinecraftServer.getLOGGER().info("Executing all shutdown tasks..");
+        for (Task task : this.getShutdownTasks()) {
+            task.schedule();
         }
-        batchesPool.shutdown();
+        MinecraftServer.getLOGGER().info("Shutting down the scheduled execution service and batches pool.");
+        this.timerExecutionService.shutdown();
+        this.batchesPool.shutdown();
         try {
             batchesPool.awaitTermination(Long.MAX_VALUE, TimeUnit.NANOSECONDS);
         } catch (InterruptedException e) {