FireMessageHandler

package halocraft.packets;

import java.util.List;

import halocraft.entities.EntityBullet;
import halocraft.entities.EntityPurplePlasma;
import halocraft.entities.EntityRocket;
import halocraft.entities.EntityWarthogTurret;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.util.BlockPos;
import net.minecraft.util.Vec3;
import net.minecraft.world.World;
import net.minecraft.world.WorldServer;
import net.minecraftforge.fml.common.network.simpleimpl.IMessage;
import net.minecraftforge.fml.common.network.simpleimpl.IMessageHandler;
import net.minecraftforge.fml.common.network.simpleimpl.MessageContext;

public class FireMessageHandler implements IMessageHandler < FireMessage, IMessage > {
    public EntityPlayerMP serverPlayerIn;
    public World worldIn;@Override
    public IMessage onMessage(FireMessage message, MessageContext ctx) {

        serverPlayerIn = ctx.getServerHandler().playerEntity;
        worldIn = serverPlayerIn.worldObj;
        WorldServer mainThread = (WorldServer)(serverPlayerIn.worldObj);

        // The value that was sent
        int value = message.toSend;

        if (value == 1) {
            mainThread.addScheduledTask(new Runnable() {@Override
                public void run() {
                    if (!worldIn.isRemote) {
                        worldIn.spawnEntityInWorld(new EntityRocket(worldIn, serverPlayerIn));
                    }
                }
            });
        } else if (value == 2) {
            mainThread.addScheduledTask(new Runnable() {@Override
                public void run() {
                    if (!worldIn.isRemote) {
                        worldIn.spawnEntityInWorld(new EntityPurplePlasma(worldIn, serverPlayerIn));
                    }
                }
            });
        } else if (value == 3) {
            if (isThirdRider()) {
                mainThread.addScheduledTask(new Runnable() {@Override
                    public void run() {
                        if (!worldIn.isRemote) {
                            worldIn.spawnEntityInWorld(new EntityBullet(worldIn, serverPlayerIn));
                        }
                    }
                });
            }
        }
        return null;
    }

    public boolean isThirdRider() {
        List < EntityWarthogTurret > entities = worldIn.getEntitiesWithinAABB(EntityWarthogTurret.class, serverPlayerIn.getBoundingBox().expand(4, 4, 4));
        if (entities != null) {
            for (EntityWarthogTurret e: entities) {
                if (e.thirdRider == serverPlayerIn) {
                    return true;
                }
            }
        }
        return false;
    }
}