forge 4 server tick handler

package net.weather;

import java.util.EnumSet;

import net.minecraft.client.Minecraft;
import net.minecraft.src.GuiScreen;

import cpw.mods.fml.common.ITickHandler;
import cpw.mods.fml.common.Side;
import cpw.mods.fml.common.TickType;

public class ServerTickHandler implements ITickHandler
{
    @Override
    public void tickStart(EnumSet<TickType> type, Object... tickData) {

    }

    @Override
    public void tickEnd(EnumSet<TickType> type, Object... tickData)
    {
        if (type.equals(EnumSet.of(TickType.SERVER)))
        {
            onTickInGame();
        }
    }

    @Override
    public EnumSet<TickType> ticks()
    {
        return EnumSet.of(TickType.SERVER);
    }

    @Override
    public String getLabel() { return null; }

    WeatherManager sWMan = new WeatherManager();

    public void onTickInGame()
    {
        WeatherMod.weather(Side.SERVER);
        sWMan.tick(Side.SERVER);
        //System.out.println("onTickInGame");
        //TODO: Your Code Here
    }
}