if (Files.exists(upgradedPropertiesJson)) {
                Files.copy(upgradedPropertiesJson, to.getAsFile().get().toPath(), StandardCopyOption.REPLACE_EXISTING);
            } else {
                to.getAsFile().get().delete();
            }
        } catch (IOException e) {
            throw new UncheckedIOException(e);
        }
    }

    @Secured({ ROLE })
    public HtmlResponse delete(final EditForm form) {
        verifyCrudMode(form.crudMode, CrudMode.DETAILS);
        validate(form, messages -> {}, this::asDetailsHtml);
        verifyToken(this::asDetailsHtml);
        final String id = form.id;
        dataConfigService.getDataConfig(id).ifPresent(entity -> {
            try {
                dataConfigService.delete(entity);

    @Execute
    @Secured({ ROLE })
    public HtmlResponse delete(final EditForm form) {
        verifyCrudMode(form.crudMode, CrudMode.DETAILS, form.dictId);
        validate(form, messages -> {}, this::asDetailsHtml);
        verifyToken(this::asDetailsHtml);
        stopwordsService.getStopwordsItem(form.dictId, form.id).ifPresent(entity -> {
            stopwordsService.delete(form.dictId, entity);

    @Secured({ ROLE })
    public HtmlResponse delete(final EditForm form) {
        verifyCrudMode(form.crudMode, CrudMode.DETAILS);
        validate(form, messages -> {}, this::asDetailsHtml);
        verifyToken(this::asDetailsHtml);
        final String id = form.id;
        webConfigService.getWebConfig(id).ifPresent(entity -> {
            try {
                webConfigService.delete(entity);

    }

    // DELETE /api/admin/relatedquery/setting/{id}
    @Execute
    public JsonResponse<ApiResult> delete$setting(final String id) {
        relatedQueryService.getRelatedQuery(id).ifPresent(entity -> {
            try {
                relatedQueryService.delete(entity);
                saveInfo(messages -> messages.addSuccessCrudDeleteCrudTable(GLOBAL));

    assertTrue("ByteBuffers should be equal.", expected.equals(actual));
  }

  public void testMap_noSuchFile() throws IOException {
    // Setup
    File file = createTempFile();
    boolean deleted = file.delete();
    assertTrue(deleted);

    // Test
    assertThrows(FileNotFoundException.class, () -> Files.map(file));
  }

  public void testMap_readWrite() throws IOException {
    // Test data
    int size = 1024;

     * other SMB clients will be permitted to delete the target file while
     * this file is open. This constant may be logically OR'd with other share
     * access flags.
     */
    static final int FILE_SHARE_DELETE = 0x04;
    /**
     * Default sharing mode for files
     */
    static final int DEFAULT_SHARING = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;

    /**

        if (metadataFile.length() == 0) {
            if (!metadataFile.delete()) {
                // sleep for 10ms just in case this is windows holding a file lock
                try {
                    Thread.sleep(10);
                } catch (InterruptedException e) {
                    // ignore
                }
                metadataFile.delete(); // if this fails, forget about it, we'll try to overwrite it anyway so no need

    }

    // DELETE /api/admin/accesstoken/setting/{id}
    @Execute
    public JsonResponse<ApiResult> delete$setting(final String id) {
        accessTokenService.getAccessToken(id).ifPresent(entity -> {
            try {
                accessTokenService.delete(entity);
                saveInfo(messages -> messages.addSuccessCrudDeleteCrudTable(GLOBAL));

            } else {
                file.update(protwordsItem);
            }
        });
    }

    public void delete(final String dictId, final ProtwordsItem protwordsItem) {
        getProtwordsFile(dictId).ifPresent(file -> {
            file.delete(protwordsItem);
        });
    }