remove mutex, warn message configurable

Author: nothub

src/main/java/me/darki/simplecommandcooldown/CommandListener.java

@@ -10,16 +10,13 @@
 
 import java.util.UUID;
 import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.locks.ReentrantLock;
 
 public class CommandListener implements Listener {
 
     final private ConcurrentHashMap<Data, Long> cooldownMap;
-    final private ReentrantLock mutex;
 
     public CommandListener() {
         cooldownMap = new ConcurrentHashMap<>();
-        mutex = new ReentrantLock();
     }
 
     @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
@@ -29,19 +26,15 @@ public void onCommand(PlayerCommandPreprocessEvent event) {
         String commandName = event.getMessage().split(" ")[0];
         Data data = new Data(player.getUniqueId(), commandName);
 
-        mutex.lock();
-
         if (!cooldownMap.containsKey(data) || System.currentTimeMillis() - cooldownMap.get(data) > SimpleCommandCooldown.cooldown) {
-            // command off cooldown
+            // off cooldown
             cooldownMap.put(data, System.currentTimeMillis());
         } else {
-            // command on fresh cooldown
+            // on cooldown
             event.setCancelled(true);
-            player.sendMessage(ChatColor.RED + "Please wait a bit before using this command again!");
+            player.sendMessage(ChatColor.RED + SimpleCommandCooldown.message);
         }
 
-        mutex.unlock();
-
     }
 
     @EventHandler(ignoreCancelled = true)

src/main/java/me/darki/simplecommandcooldown/SimpleCommandCooldown.java

@@ -6,16 +6,20 @@
 public final class SimpleCommandCooldown extends JavaPlugin {
 
     public static long cooldown = 0L;
+    public static String message = "";
 
     public void onEnable() {
+        initConfig();
+        Bukkit.getServer().getPluginManager().registerEvents(new CommandListener(), this);
+    }
 
+    private void initConfig() {
         getConfig().addDefault("cooldown", 3000);
+        getConfig().addDefault("message", "Please wait a bit before using this command again!");
         getConfig().options().copyDefaults(true);
         saveConfig();
-
-        Bukkit.getServer().getPluginManager().registerEvents(new CommandListener(), this);
         cooldown = getConfig().getLong("cooldown");
-
+        message = getConfig().getString("message");
     }
 
 }