EntityFrostBolt

package com.tage.spellutils.entity;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.block.Block;
import net.minecraft.block.BlockLeaves;
import net.minecraft.block.BlockLiquid;
import net.minecraft.block.material.Material;
import net.minecraft.block.material.MaterialLiquid;
import net.minecraft.client.Minecraft;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.projectile.EntityThrowable;
import net.minecraft.init.Blocks;
import net.minecraft.util.DamageSource;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.world.World;

public class EntityFrostBolt extends EntityThrowable
{
    public float arrowShake;
    public EntityFrostBolt(World par1World)
    {
        super(par1World);
    }
    public EntityFrostBolt(World par1World, EntityLivingBase par2EntityLivingBase)
    {
        super(par1World, par2EntityLivingBase);

    }
    public EntityFrostBolt(World par1World, double par2, double par4, double par6)
    {
        super(par1World, par2, par4, par6);

    }

    @SideOnly(Side.CLIENT)
    public boolean isFull3D()
    {
        return true;
    }

    /*
     * Called when this EntityThrowable hits a block or entity.
     */
    @Override
    protected void onImpact(MovingObjectPosition par1mop)
    {

        int i = par1mop.blockX;
        int j = par1mop.blockY;
        int k = par1mop.blockZ;

        Material material = worldObj.getBlock(i, j, k).getMaterial();
        int l = worldObj.getBlockMetadata(i, j, k);

        System.out.println(worldObj.getBlock(par1mop.blockX, par1mop.blockY, par1mop.blockZ));
        Object id = worldObj.getBlock(par1mop.blockX, par1mop.blockY, par1mop.blockZ);
        if(material == Material.water){
            System.out.println("bleh");
            worldObj.setBlock(par1mop.blockX, par1mop.blockY, par1mop.blockZ, Blocks.ice);
        }
        if (par1mop.entityHit != null)
        {
            float boltDamage = 4;
            par1mop.entityHit.attackEntityFrom(DamageSource.causeThrownDamage(this, this.getThrower()), boltDamage);
            System.out.println("Hit for " + boltDamage);
            this.setDead();

        }

        this.setDead();
    }

}