Timer

### Eclipse Workspace Patch 1.0
#P
Index: java/net/sf/l2j/gameserver/model/zone/type/TownZone.java
===================================================================
--- java/net/sf/l2j/gameserver/model/zone/type/TownZone.java    (revision 3)
+++ java/net/sf/l2j/gameserver/model/zone/type/TownZone.java    (working copy)
@@ -1,10 +1,18 @@
 package net.sf.l2j.gameserver.model.zone.type;

+import java.util.Collection;
+import java.util.concurrent.ScheduledFuture;
+import java.util.stream.Collectors;
+
+import net.sf.l2j.commons.concurrent.ThreadPool;
+
 import net.sf.l2j.Config;
 import net.sf.l2j.gameserver.model.actor.Creature;
 import net.sf.l2j.gameserver.model.actor.instance.Player;
 import net.sf.l2j.gameserver.model.zone.SpawnZoneType;
 import net.sf.l2j.gameserver.model.zone.ZoneId;
+import net.sf.l2j.gameserver.network.serverpackets.ExShowScreenMessage;
+import net.sf.l2j.gameserver.network.serverpackets.ExShowScreenMessage.SMPOS;

 /**
  * A zone extending {@link SpawnZoneType}, used by towns. A town zone is generally associated to a castle for taxes.
@@ -13,6 +21,8 @@
 {
    private int _townId;
    private int _castleId;
+   protected ScheduledFuture<?> _counterTask = null;
+   protected int _timer = 5 * 60;

    private boolean _isPeaceZone = true;

@@ -37,6 +47,9 @@
    @Override
    protected void onEnter(Creature character)
    {
+       if (character instanceof Player && _counterTask == null)
+           _counterTask = startCounter();
+
        if (Config.ZONE_TOWN == 1 && character instanceof Player && ((Player) character).getSiegeState() != 0)
            return;

@@ -46,6 +59,11 @@
        character.setInsideZone(ZoneId.TOWN, true);
    }

+   private ScheduledFuture<?> startCounter()
+   {
+       return ThreadPool.scheduleAtFixedRate(new Counter(), 1000, 1000);
+   }
+
    @Override
    protected void onExit(Creature character)
    {
@@ -53,6 +71,9 @@
            character.setInsideZone(ZoneId.PEACE, false);

        character.setInsideZone(ZoneId.TOWN, false);
+
+       if (getPlayers().size() < 1)
+           resetCounter();
    }

    @Override
@@ -75,8 +96,49 @@
        return _castleId;
    }

+   public Collection<Player> getPlayers()
+   {
+       return getCharacters().stream().filter(pl -> pl instanceof Player).map(cr -> (Player) cr).collect(Collectors.toList());
+   }
+
    public final boolean isPeaceZone()
    {
        return _isPeaceZone;
    }
+
+   protected void resetCounter()
+   {
+       if (_counterTask != null)
+       {
+           _counterTask.cancel(true);
+           _counterTask = null;
+       }
+       _timer = 5 * 60;
+   }
+
+   class Counter implements Runnable
+   {
+
+       protected Counter()
+       {
+       }
+
+       @Override
+       public void run()
+       {
+           if (_timer < 1)
+           {
+               resetCounter();
+               return;
+           }
+           for (Player player : getPlayers())
+           {
+               int minutes = _timer / 60;
+               int second = _timer % 60;
+               String timing = ((minutes < 10) ? ("0" + minutes) : minutes) + ":" + ((second < 10) ? ("0" + second) : second);
+               player.sendPacket(new ExShowScreenMessage("Next town at : " + timing, 1100, SMPOS.TOP_CENTER, false));
+           }
+           _timer--;
+       }
+   }
 }
\ No newline at end of file