int x, z, y, dimId;
EntityPlayerMP mPPlayer = (EntityPlayerMP) player;
WorldServer worldServer = mPPlayer.mcServer.worldServerForDimension(dimId);
mPPlayer.mcServer.getConfigurationManager().transferPlayerToDimension(mPPlayer, dimId, worldServer.getDefaultTeleporter());
mPPlayer.setPositionAndUpdate(x, y, z);