} else if (Files.isRegularFile(path)) {
                    topDirectory = path.getParent();
                    if (!Files.isDirectory(topDirectory)) {
                        throw new ParserException("Directory " + topDirectory
                                + " extracted from the -f/--file command-line argument " + arg + " does not exist");
                    }
                } else {

                Path current = currentPom.toPath().toAbsolutePath().normalize();
                Path topDirectory = session.getTopDirectory();
                if (topDirectory != null && current.startsWith(topDirectory)) {
                    current = topDirectory.relativize(current);
                }
                logger.info("  from " + current);
            }

        return this;
    }

    @Override
    public Path getTopDirectory() {
        return topDirectory;
    }

    @Override
    public MavenExecutionRequest setTopDirectory(Path topDirectory) {
        this.topDirectory = topDirectory;
        return this;
    }

    @Override

                    "-DvalTopDirectory=${session.topDirectory}/pom.xml",
                    "-f",
                    "${session.rootDirectory}/my-child",
                    "prefix:3.0.0:${foo}",
                    "validate"
                },
                null);
        request.rootDirectory = rootDirectory;
        request.topDirectory = topDirectory;

            // maven requires this to be set; so default it (and see below at POM)
            request.setMultiModuleProjectDirectory(
                    context.invokerRequest.topDirectory().toFile());
            request.setRootDirectory(context.invokerRequest.topDirectory());
        }

        MavenOptions options = context.invokerRequest.options();
        request.setNoSnapshotUpdates(options.suppressSnapshotUpdates().orElse(false));

        }
        if( f1.isDirectory() ) {
            return f1name.compareToIgnoreCase( f2.getName() );
        }
        return f1.lastModified() > f2.lastModified() ? -1 : 1;
    }
    protected void doDirectory( HttpServletRequest req, HttpServletResponse resp, SmbFile dir ) throws IOException {
        PrintWriter out;
        SmbFile[] dirents;
        SmbFile f;
        int i, j, len, maxLen, dirCount, fileCount, sort;

            Map<String, String> user = new HashMap<>(invokerRequest.userProperties());
            user.put("session.rootDirectory", invokerRequest.rootDirectory().toString());
            user.put("session.topDirectory", invokerRequest.topDirectory().toString());
            Map<String, String> system = new HashMap<>(invokerRequest.systemProperties());
            this.session = ProtoSession.create(user, system);
        }

            return f1name.compareToIgnoreCase(f2.getName());
        }
        return f1.lastModified() > f2.lastModified() ? -1 : 1;
    }


    @SuppressWarnings ( "resource" )
    protected void doDirectory ( HttpServletRequest req, HttpServletResponse resp, SmbFile dir ) throws IOException {
        PrintWriter out = resp.getWriter();
        SmbFile[] dirents;
        SmbFile f;

    @Deprecated
    File getMultiModuleProjectDirectory();

    /**
     * Sets the top directory of the project.
     *
     * @since 4.0.0
     */
    MavenExecutionRequest setTopDirectory(Path topDirectory);

    /**
     * Gets the directory of the topmost project being built, usually the current directory or the
     * directory pointed at by the {@code -f/--file} command line argument.
     *
     * @since 4.0.0