MovingObjectPosition movingobjectposition = this.getMovingObjectPositionFromPlayer(world, entityplayer, true);

if(movingobjectposition != null && movingobjectposition.typeOfHit.equals(MovingObjectPosition.MovingObjectType.ENTITY)){
	Minecraft.getMinecraft().thePlayer.addChatMessage(new ChatComponentText(movingobjectposition.entityHit.getName()));
}