src/main/java/com/legacy/aether/entities/projectile/EntityLightningKnife.java

package com.legacy.aether.entities.projectile;

import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.effect.EntityLightningBolt;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.world.World;

public class EntityLightningKnife extends EntityProjectileBase {

	public EntityLightningKnife(World world) {
		super(world);
	}

	public EntityLightningKnife(World world, EntityLivingBase thrower) {
		super(world, thrower);
	}

	@Override
	protected void onImpact(MovingObjectPosition object) {
		if (!this.worldObj.isRemote)
		{
			if (object.typeOfHit == MovingObjectPosition.MovingObjectType.ENTITY)
			{
				summonLightning();
			}
			else if (object.typeOfHit == MovingObjectPosition.MovingObjectType.BLOCK)
			{
				if (this.worldObj.getBlock(object.blockX, object.blockY, object.blockZ).getCollisionBoundingBoxFromPool(this.worldObj, object.blockX, object.blockY, object.blockZ) != null)
				{
					summonLightning();
				}
			}
		}
	}

	private void summonLightning()
	{
		this.worldObj.addWeatherEffect(new EntityLightningBolt(this.worldObj, this.posX, this.posY, this.posZ));
		this.setDead();
	}

	@Override
	public void onCollideWithPlayer(EntityPlayer entityplayer) {

	}

}