public void sendDataResponse( Frequency given, World world, EntityPlayer player, ItemPortableTeleporter item, ItemStack itemstack) { List<Frequency> publicFreqs = new ArrayList<Frequency>(); for (Frequency f : getManager(null, world).getFrequencies()) { publicFreqs.add(f); } List<Frequency> privateFreqs = new ArrayList<Frequency>(); for (Frequency f : getManager(player.getCommandSenderName(), world).getFrequencies()) { privateFreqs.add(f); } byte status = 3; if (given != null) { FrequencyManager manager = given.isPublic() ? getManager(null, world) : getManager(player.getCommandSenderName(), world); boolean found = false; for (Frequency iterFreq : manager.getFrequencies()) { if (given.equals(iterFreq)) { given = iterFreq; found = true; break; } } if (!found) { given = null; } } if (given != null) { if (given.activeCoords.size() == 0) { status = 3; } else { Coord4D coords = given.getClosestCoords(new Coord4D(player)); double energyNeeded = item.calculateEnergyCost(player, coords); if (energyNeeded > item.getEnergy(itemstack)) { status = 4; } else { status = 1; } } } Mekanism.packetHandler.sendTo( new PortableTeleporterMessage(given, status, publicFreqs, privateFreqs), (EntityPlayerMP) player); }