This is a gps mod for Minecraft.
/**
* @param mod Your @Mod.instance object.
* @param player The player we are setting the gps for.
* @param pos The destination position.
* @param text The short description of the destination
*/
public static void sendTomTomPos(Object mod, EntityPlayer player, BlockPos pos, String text)
{
NBTTagCompound tag = new NBTTagCompound();
tag.setLong("location", pos.toLong());
tag.setLong("uuid-most", player.getUniqueID().getMostSignificantBits());
tag.setLong("uuid-least", player.getUniqueID().getLeastSignificantBits());
tag.setString("text", text);
FMLInterModComms.sendRuntimeMessage(mod, "tomtom", "setPointer", tag);
}