}
  }

  private static class BaseTypeVisitor extends TypeVisitor {
    @Override
    void visitTypeVariable(TypeVariable<?> t) {
      throw new UnsupportedOperationException();
    }

    @Override
    void visitWildcardType(WildcardType t) {
      throw new UnsupportedOperationException();
    }

    @Override
    void visitParameterizedType(ParameterizedType t) {

    private static final String KEY_PROPERTY = "username";

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

    @Override
    protected String getApiPath() {
        return API_PATH;
    }

    @Override
    protected String getKeyProperty() {
        return KEY_PROPERTY;
    }

    @Override
    protected String getListEndpointSuffix() {

            }

            @Override
            public String[] getLanguages() {
                return null;
            }

            @Override
            public GeoInfo getGeoInfo() {
                return null;
            }

            @Override
            public FacetInfo getFacetInfo() {
                return null;
            }

            @Override
            public String getSort() {

    this.reference = reference;
  }

  @Override
  public boolean isPresent() {
    return true;
  }

  @Override
  public T get() {
    return reference;
  }

  @Override
  public T or(T defaultValue) {
    checkNotNull(defaultValue, "use Optional.orNull() instead of Optional.or(null)");
    return reference;
  }

  @Override
  public Optional<T> or(Optional<? extends T> secondChoice) {

     */
    PathType UNRESOLVED = new PathType() {
        @Override
        public String name() {
            return "UNRESOLVED";
        }

        @Override
        public String id() {
            return "UNRESOLVED";
        }

        @Override
        public Optional<String> option() {
            return Optional.empty();
        }

        @Override
        public String[] option(Iterable<? extends Path> paths) {

        }

        @Override
        public String toString() {
            return signature;
        }
    }

    private static class BlockLinkMetaData extends MethodLinkMetaData {
        private BlockLinkMetaData(String name, String signature) {
            super(name, signature, LinkMetaData.Style.Dsldoc);
        }

        @Override
        public String getDisplayName() {

    @Override
    public String getProjectName() {
        return null;
    }

    @Override
    public String getProjectPrefix() {
        return null;
    }

    @Override
    public String getGenerationGapBasePrefix() {
        return null;
    }

    @Override
    public DBDef getCurrentDBDef() {
        return null;
    }

    //                                                                    ================
    @Override
    public String asTableDbName() {
        return asEsIndexType();
    }

    @Override
    protected String asEsIndex() {
        return "fess_config.web_authentication";
    }

    @Override
    public String asEsIndexType() {

        super(config);
    }


    @Override
    protected int writeParameterWordsWireFormat ( byte[] dst, int dstIndex ) {
        return 0;
    }


    @Override
    protected int writeBytesWireFormat ( byte[] dst, int dstIndex ) {
        return 0;
    }


    @Override
    protected int readParameterWordsWireFormat ( byte[] buffer, int bufferIndex ) {

     * element.
     */
    NEXT_LOWER {
      @Override
      int resultIndex(int higherIndex) {
        return higherIndex - 1;
      }
    },
    /**
     * Return the index of the next higher element in the list, or {@code list.size()} if there is
     * no such element.
     */
    NEXT_HIGHER {
      @Override
      public int resultIndex(int higherIndex) {
        return higherIndex;