case CrudMode.CREATE:
            return OptionalEntity.of(new FileConfig()).map(entity -> {
                entity.setCreatedBy(username);
                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {

        case CrudMode.CREATE:
            return OptionalEntity.of(new WebConfig()).map(entity -> {
                entity.setCreatedBy(username);
                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {

        return readText(path, Charset.defaultCharset().name());
    }

    /**
     * デフォルトエンコーディングでファイルからテキストを読み込みます。
     *
     * @param file
     *            ファイル。{@literal null}であってはいけません
     * @return 読み込んだテキスト
     */
    public static String readText(final File file) {
        assertArgumentNotNull("file", file);
        return readText(file, Charset.defaultCharset().name());
    }

                        return new String(InputStreamUtil.getBytes(is), Constants.UTF_8);
                    } catch (IOException e) {
                        throw new IORuntimeException(e);
                    }
                } else if (url.contains("plugin/repo2")) {
                    try (InputStream is = ResourceUtil.getResourceAsStream(url)) {

     * non-positive if unknown.
     *
     * @return int
     */
    public int getColumnNumber() {
        return this.columnNumber;
    } // -- int getColumnNumber()

    /**
     * Get the one-based line number. The value will be
     * non-positive if unknown.
     *
     * @return int
     */
    public int getLineNumber() {
        return this.lineNumber;
    } // -- int getLineNumber()

     */
    public int getDialectIndex () {
        return this.dialectIndex;
    }


    /**
     * @return the negotiated capbilities
     */
    public int getNegotiatedCapabilities () {
        return this.capabilities;
    }


    /**
     * 
     * @return negotiated send buffer size
     */
    public int getNegotiatedSendBufferSize () {

    }


    /**
     * @return the type
     */
    public final int getType () {
        return this.type;
    }


    /**
     * @return the aces
     */
    public final ACE[] getAces () {
        return this.aces;
    }


    /**
     * @return the ownerGroupSid
     */
    public final SID getOwnerGroupSid () {
        return this.ownerGroupSid;
    }


    /**

                return classifier;
            }

            @Override
            public String getExtension() {
                return extension;
            }

            @Override
            public String getType() {
                return type;
            }

            public String getCoordinatesString() {
                return coordinateString;
            }

            @Override

        return result;
    }

    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        @SuppressWarnings("unchecked")

    responses={
        200: {
            "content": {"image/png": {}},
            "description": "Return the JSON item or an image.",
        }
    },
)
async def read_item(item_id: str, img: Union[bool, None] = None):
    if img:
        return FileResponse("image.png", media_type="image/png")
    else: