return string || "";
  }-*/;

  @JsMethod
  static native String emptyToNull(@Nullable String string) /*-{
    return string || null;
  }-*/;

  static CommonPattern compilePattern(String pattern) {
    throw new UnsupportedOperationException();
  }

  static boolean patternCompilerIsPcreLike() {
    throw new UnsupportedOperationException();
  }

  private Platform() {}

            final String value = processVirtualHost(s -> s, StringUtil.EMPTY);
            LaRequestUtil.getOptionalRequest().ifPresent(req -> req.setAttribute(FessConfig.VIRTUAL_HOST_VALUE, value));
            return value;
        });
    }

    protected <T> T processVirtualHost(final Function<String, T> func, final T defaultValue) {

    Entry<String, String>[] array = (Entry<String, String>[]) new Entry<?, ?>[entries.length];
    int i = 0;
    for (Object o : entries) {
      @SuppressWarnings("unchecked")
      Entry<String, String> e = (Entry<String, String>) o;
      array[i++] = e;
    }
    return create(array);
  }

  protected abstract Map<String, String> create(Entry<String, String>[] entries);

  @Override
  @SuppressWarnings("unchecked")

     */
    public static void addInterface ( String name, String syntax ) {
        INTERFACES.put(name, syntax);
    }

    private String proto;
    private Map<String, Object> options = null;
    private String server;
    private String endpoint = null;
    private UUID uuid = null;
    private int major;
    private int minor;


    DcerpcBinding ( String proto, String server ) {
        this.proto = proto;

    protected IDTYPE id;

    protected String sessionId;

    protected String ruleId;

    protected String url;

    protected String parentUrl;

    protected Integer status = Constants.OK_STATUS;

    protected Integer httpStatusCode;

    protected String method;

    protected String mimeType;

    protected Long createTime;

    protected Integer executionTime;

    private static final String NAME_PREFIX = "duplicateHostTest_";
    private static final String API_PATH = "/api/admin/duplicatehost";
    private static final String LIST_ENDPOINT_SUFFIX = "settings";
    private static final String ITEM_ENDPOINT_SUFFIX = "setting";

    private static final String KEY_PROPERTY = "regular_name";

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    private static final String NAME_PREFIX = "labelTypeTest_";
    private static final String API_PATH = "/api/admin/labeltype";
    private static final String LIST_ENDPOINT_SUFFIX = "settings";
    private static final String ITEM_ENDPOINT_SUFFIX = "setting";

    private static final String KEY_PROPERTY = "name";

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    private static final String NAME_PREFIX = "pathMapTest_";
    private static final String API_PATH = "/api/admin/pathmap";
    private static final String LIST_ENDPOINT_SUFFIX = "settings";
    private static final String ITEM_ENDPOINT_SUFFIX = "setting";

    private static final String KEY_PROPERTY = "regex";

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

        return storage.put(key, property[1]);
    }

    public String put(String key, List<String> commentLines, String value) {
        commentLines = new ArrayList<>(commentLines);
        this.layout.put(key, new Layout(commentLines, null));
        return storage.put(key, value);
    }

    public String put(String key, String comment, String value) {
        return put(key, Collections.singletonList(comment), value);

            return get(FessEnv.MAIL_SUBJECT_TEST_PREFIX);
        }

        public String getMailReturnPath() {
            return get(FessEnv.MAIL_RETURN_PATH);
        }

        @Override
        protected java.util.Map<String, String> prepareGeneratedDefaultMap() {
            java.util.Map<String, String> defaultMap = super.prepareGeneratedDefaultMap();