systemProperties.reload(options.propertiesPath);
        } else {
            try {
                final File propFile = ComponentUtil.getSystemHelper().createTempFile("thumbnail_", ".properties");
                if (propFile.delete() && logger.isDebugEnabled()) {
                    logger.debug("Deleted a temp file: {}", propFile.getAbsolutePath());
                }

    private SynonymFile synonymFile;

    // TODO
    /*
    private File file1;
    @Override
    public void setUp() throws Exception {
        super.setUp();
        file1 = File.createTempFile("synonym", ".txt");
        FileUtil.writeBytes(file1.getAbsolutePath(),
                "a1=>A1\nb1,b2 => B1\nc1 => C1, C2\nx1,X1\ny1, Y1, y2"
                        .getBytes(Constants.UTF_8));

    private PathMappingHelper pathMappingHelper;

    private File propertiesFile;

    @Override
    public void setUp() throws Exception {
        super.setUp();
        propertiesFile = File.createTempFile("test", ".properties");
        FileUtil.writeBytes(propertiesFile.getAbsolutePath(), new byte[0]);
        propertiesFile.deleteOnExit();
        DynamicProperties systemProps = new DynamicProperties(propertiesFile);

        validateApi(body, messages -> {});
        return asStream("elevate.csv").contentTypeOctetStream().stream(out -> {
            final Path tempFile = ComponentUtil.getSystemHelper().createTempFile("fess-elevate-", ".csv").toPath();
            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {

        protected StemmerOverrideItem item;

        protected StemmerOverrideUpdater(final StemmerOverrideItem newItem) {
            try {
                newFile = ComponentUtil.getSystemHelper().createTempFile(STEMMER_OVERRIDE, ".txt");
                writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(newFile), Constants.UTF_8));
            } catch (final Exception e) {
                if (newFile != null) {

        HtmlTagBasedGenerator generator = new HtmlTagBasedGenerator();
        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
        File outputFile = File.createTempFile("generator_", ".png");

        String imagePath = "thumbnail/600x400.png";
        try (ImageInputStream input = ImageIO.createImageInputStream(classLoader.getResourceAsStream(imagePath))) {

    private KuromojiFile kuromojiFile;

    /*
    // TODO
    private File file1;

    @Override
    protected void setUp() throws Exception {
        file1 = File.createTempFile("kuromoji_", ".txt");
        FileUtil.write(
                file1.getAbsolutePath(),
                "token1,seg1,reading1,pos1\ntoken2,seg2,reading2,pos2\ntoken3,seg3,reading3,pos3"

            @Override
            public Integer getLdapMaxUsernameLengthAsInteger() {
                return Integer.valueOf(-1);
            }
        };
        File file = File.createTempFile("test", ".properties");
        file.deleteOnExit();
        FileUtil.writeBytes(file.getAbsolutePath(), "ldap.security.principal=******@****.***".getBytes("UTF-8"));

        protected ProtwordsItem item;

        protected ProtwordsUpdater(final ProtwordsItem newItem) {
            try {
                newFile = ComponentUtil.getSystemHelper().createTempFile(PROTWORDS, ".txt");
                writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(newFile), Constants.UTF_8));
            } catch (final Exception e) {
                if (newFile != null) {

                            this::asListHtml);
                }
                final String filename = form.jarFile.getFileName();
                final File tempFile = ComponentUtil.getSystemHelper().createTempFile("tmp-adminplugin-", ".jar");
                try (final InputStream is = form.jarFile.getInputStream(); final OutputStream os = new FileOutputStream(tempFile)) {
                    CopyUtil.copy(is, os);