dumpLiquid

private void dumpLiquid(World world, int x, int y, int z) {
    for (int i = 2; i < 6; i++) {
        ForgeDirection dir = dirs[i];
        TileEntity te = this.getAdjacentTileEntity(dir);
        if (te instanceof TileEntityPipe) {
            TileEntityPipe p = (TileEntityPipe)te;
            int dL = tank.getLevel()-p.getFluidLevel();
            if (dL/4 > 0) {
                p.setFluid(tank.getFluid());
                p.addFluid(dL/4);
                tank.removeLiquid(dL/4);
            }
        }
        else if (te instanceof IFluidHandler) {
            IFluidHandler ifl = (IFluidHandler)te;
            if (ifl.canFill(dir.getOpposite(), tank.getFluid())) {
                int added = ifl.fill(dir.getOpposite(), tank.getFluid(), true);
                if (added > 0) {
                    tank.removeLiquid(added);
                    if (tank.isEmpty())
                        return;
                }
            }
        }
    }
}