File testPom = getTestFile("src/test/resources/projects/pom-with-profiles/pom.xml");

        try (FileSystem fs = Jimfs.newFileSystem(fsName, fsConfig)) {
            Path path = fs.getPath("projects", "pom-with-profiles", "pom.xml");
            Files.createDirectories(path.getParent());
            Files.copy(testPom.toPath(), path);

        if (jarFiles == null) {
            return nameSet.stream().sorted().collect(Collectors.toList());
        }
        for (final File jarFile : jarFiles) {
            try (FileSystem fs = FileSystems.newFileSystem(jarFile.toPath(), ClassLoader.getSystemClassLoader())) {
                final Path xmlPath = fs.getPath("fess_ds++.xml");
                if (!Files.exists(xmlPath)) {
                    if (logger.isDebugEnabled()) {