public int doDeserializeFromByteArray(byte[] byteArray, int startIndex) {
        this.data = byteArray[startIndex];
        return 1;
    }
This method is used to deserialize the OneByteOfData from the specified byte array and start index.

@param byteArray  Specify the byte array.
@param startIndex Specify the start index from the byte array.
@return
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/onenote/fsshttpb/property/OneByteOfData.java