HotSun plugin

HotSun.java

package hotsun;

import org.bukkit.plugin.java.JavaPlugin;

public class HotSun extends JavaPlugin
{
	@Override
	public void onEnable()
	{
		Timers.timer(this);
	}
	
	@Override
	public void onDisable()
	{
		
	}
}

Timers.java

package hotsun;

import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.block.Block;
import org.bukkit.entity.Player;
import org.bukkit.plugin.Plugin;

public class Timers 
{
	public static void timer(Plugin plugin)
	{
		for(Player player : plugin.getServer().getOnlinePlayers())
		{
			if(!player.isDead()) 
			{
				Location location = player.getLocation();
				location.setY(location.getY()+1);
				Block block = location.getBlock();
				if(block.getLightFromSky() > 10 && block.getLightLevel() > 9)
				{
					player.setFireTicks(60);
				}
			}
		}
		
		Bukkit.getServer().getScheduler().scheduleSyncDelayedTask(plugin, new Runnable() {
			 
			  public void run() {
			      timer(plugin);
			  }
			}, 20L);// 60 L == 3 sec, 20 ticks == 1 sec
	}
}