Updated some ChatUtil methods + some refactoring

Paper/src/main/java/fr/pandacube/lib/paper/scheduler/AutoUpdatedObject.java

@@ -0,0 +1,64 @@
+package fr.pandacube.lib.paper.scheduler;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+import org.bukkit.Bukkit;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.scheduler.BukkitTask;
+
+import fr.pandacube.lib.paper.PandaLibPaper;
+
+public class AutoUpdatedObject {
+	private static Plugin plugin = PandaLibPaper.getPlugin();
+	
+	private Runnable updater;
+	
+	private List<BukkitTask> tasks = new ArrayList<>();
+	
+
+	protected AutoUpdatedObject() { }
+	public AutoUpdatedObject(Runnable updater) {
+		this.updater = Objects.requireNonNull(updater);
+	}
+	
+	public synchronized void updateSync() {
+		tasks.add(Bukkit.getScheduler().runTask(plugin, this::update));
+	}
+	
+	public synchronized void updateAsync() {
+		tasks.add(Bukkit.getScheduler().runTaskAsynchronously(plugin, this::update));
+	}
+	
+	public synchronized void updateLater(long delay)
+			throws IllegalArgumentException, IllegalStateException {
+		tasks.add(Bukkit.getScheduler().runTaskLater(plugin, this::update, delay));
+	}
+	
+	public synchronized void updateLaterAsync(long delay)
+			throws IllegalArgumentException, IllegalStateException {
+		tasks.add(Bukkit.getScheduler().runTaskLaterAsynchronously(plugin, this::update, delay));
+	}
+	
+	public synchronized void updateTimer(long delay, long period)
+			throws IllegalArgumentException, IllegalStateException {
+		tasks.add(Bukkit.getScheduler().runTaskTimer(plugin, this::update, delay, period));
+	}
+	
+	public synchronized void updateTimerAsync(long delay, long period)
+			throws IllegalArgumentException, IllegalStateException {
+		tasks.add(Bukkit.getScheduler().runTaskTimerAsynchronously(plugin, this::update, delay, period));
+	}
+	
+	public synchronized void cancel() {
+		tasks.forEach(t -> t.cancel());
+		tasks.clear();
+	}
+
+	public void update() {
+		Objects.requireNonNull(updater, "Please use new AutoUpdatedObject(Runnable) or override the run method.");
+		updater.run();
+	}
+
+}

Paper/src/main/java/fr/pandacube/lib/paper/scheduler/SchedulerUtil.java

@@ -0,0 +1,43 @@
+package fr.pandacube.lib.paper.scheduler;
+
+import java.util.concurrent.Callable;
+
+import org.bukkit.Bukkit;
+
+import fr.pandacube.lib.core.util.Log;
+import fr.pandacube.lib.paper.PandaLibPaper;
+
+public class SchedulerUtil {
+	
+	public static void runOnServerThread(Runnable task) {
+		if (Bukkit.isPrimaryThread())
+			task.run();
+		
+		Bukkit.getScheduler().runTask(PandaLibPaper.getPlugin(), task);
+	}
+	
+	public static <T> T runOnServerThreadAndWait(Callable<T> task) throws Exception {
+		if (Bukkit.isPrimaryThread())
+			return task.call();
+		
+		return Bukkit.getScheduler().callSyncMethod(PandaLibPaper.getPlugin(), () -> {
+			try {
+				return task.call();
+			} catch (Exception e) {
+				Log.severe("Exception while running callback code on server Thread. The source exception is:", e);
+				throw e;
+			}
+		}).get();
+	}
+	
+	public static void runOnServerThreadAndWait(Runnable task) throws Exception {
+		runOnServerThreadAndWait((Callable<Void>)() -> {
+			task.run();
+			return null;
+		});
+	}
+	
+	
+	
+
+}