sham1

def findNearestExit(from: EnumFacing): BlockPos = {
  val possibleDirections: mutable.Set[EnumFacing] = mutable.Set.empty[EnumFacing]

  for (dir <- EnumFacing.values()){
    if (dir != from && hasTileEntityIn(worldObj, pos.offset(dir)) && worldObj.getTileEntity(pos.offset(dir)).isInstanceOf[IFluidHandler]) possibleDirections += dir
  }

  if (possibleDirections.isEmpty) return null

  var destinationBlockPos: BlockPos = null