private Map<String, Object> processPropertyValue(PropertyValue propertyValue,
                                                     OneNotePropertyId parentPropertyId)
            throws IOException, TikaException, SAXException {
        Map<String, Object> propMap = new HashMap<>();
        propMap.put("oneNoteType", "PropertyValue");
        propMap.put("propertyId", propertyValue.propertyId.toString());

        if (propertyValue.propertyId.propertyEnum == OneNotePropertyEnum.LastModifiedTimeStamp) {
            long fullval = propertyValue.scalar;
            Instant instant = Instant.ofEpochSecond(fullval / 10000000 + DATETIME_EPOCH_DIFF_1601);
            if (instant.isAfter(lastModifiedTimestamp)) {
                lastModifiedTimestamp = instant;
            }
        } else if (propertyValue.propertyId.propertyEnum == OneNotePropertyEnum.CreationTimeStamp) {
            // add the TIME32_EPOCH_DIFF_1980 because OneNote TIME32 epoch time is per 1980, not
            // 1970
            long creationTs = propertyValue.scalar + TIME32_EPOCH_DIFF_1980;
            if (creationTs < creationTimestamp) {
                creationTimestamp = creationTs;
            }
        } else if (propertyValue.propertyId.propertyEnum == OneNotePropertyEnum.LastModifiedTime) {
            // add the TIME32_EPOCH_DIFF_1980 because OneNote TIME32 epoch time is per 1980, not
            // 1970
            long lastMod = propertyValue.scalar + TIME32_EPOCH_DIFF_1980;
            if (lastMod > lastModified) {
                lastModified = lastMod;
            }
        } else if (propertyValue.propertyId.propertyEnum == OneNotePropertyEnum.Author) {
            String author = getAuthor(propertyValue);
            if (mostRecentAuthorProp) {
                propMap.put("MostRecentAuthor", author);
                mostRecentAuthors.add(author);
            } else if (originalAuthorProp) {
                propMap.put("OriginalAuthor", author);
                originalAuthors.add(author);
            } else {
                propMap.put("Author", author);
                authors.add(author);
            }
            mostRecentAuthorProp = false;
            originalAuthorProp = false;
        } else if (propertyValue.propertyId.propertyEnum == OneNotePropertyEnum.AuthorMostRecent) {
            mostRecentAuthorProp = true;
        } else if (propertyValue.propertyId.propertyEnum == OneNotePropertyEnum.AuthorOriginal) {
            originalAuthorProp = true;
        } else if (propertyValue.propertyId.type > 0 && propertyValue.propertyId.type <= 6) {
            propMap.put("scalar", propertyValue.scalar);
        } else {
            OneNotePtr content = new OneNotePtr(oneNoteDocument, dif);
            content.reposition(propertyValue.rawData);
            boolean isBinary = propertyIsBinary(propertyValue.propertyId.propertyEnum);
            propMap.put("isBinary", isBinary);
            if ((content.size() & 1) == 0 && propertyValue.propertyId.propertyEnum !=
                    OneNotePropertyEnum.TextExtendedAscii && !isBinary) {
                if (content.size() > dif.size()) {
                    throw new TikaMemoryLimitException(
                            "File data store cb " + content.size() + " exceeds document size: " +
                                    dif.size());
                }
                ByteBuffer buf = ByteBuffer.allocate(content.size());
                dif.read(buf);
                propMap.put("dataUnicode16LE", new String(buf.array(), StandardCharsets.UTF_16LE));
                if (options.getUtf16PropertiesToPrint().contains(propertyValue.propertyId.propertyEnum)) {
                    xhtml.startElement(P);
                    xhtml.characters((String) propMap.get("dataUnicode16LE"));
                    xhtml.endElement(P);
                }
            } else if (propertyValue.propertyId.propertyEnum ==
                    OneNotePropertyEnum.TextExtendedAscii) {
                if (content.size() > dif.size()) {
                    throw new TikaMemoryLimitException(
                            "File data store cb " + content.size() + " exceeds document size: " +
                                    dif.size());
                }
                ByteBuffer buf = ByteBuffer.allocate(content.size());
                dif.read(buf);
                propMap.put("dataAscii", new String(buf.array(), StandardCharsets.US_ASCII));
                xhtml.startElement(P);
                xhtml.characters((String) propMap.get("dataAscii"));
                xhtml.endElement(P);
            } else if (!isBinary) {
                if (content.size() > dif.size()) {
                    throw new TikaMemoryLimitException(
                            "File data store cb " + content.size() + " exceeds document size: " +
                                    dif.size());
                }
                ByteBuffer buf = ByteBuffer.allocate(content.size());
                dif.read(buf);
                propMap.put("dataUnicode16LE", new String(buf.array(), StandardCharsets.UTF_16LE));
                if (options.getUtf16PropertiesToPrint().contains(propertyValue.propertyId.propertyEnum)) {
                    xhtml.startElement(P);
                    xhtml.characters((String) propMap.get("dataUnicode16LE"));
                    xhtml.endElement(P);
                }
            } else {
                if (content.size() > dif.size()) {
                    throw new TikaMemoryLimitException(
                            "File data store cb " + content.size() + " exceeds document size: " +
                                    dif.size());
                }
                if (propertyValue.propertyId.propertyEnum ==
                        OneNotePropertyEnum.RichEditTextUnicode
                        || propertyValue.propertyId.propertyEnum ==
                        OneNotePropertyEnum.CachedTitleString) {
                    if (!options.isOnlyLatestRevision()
                            || (parentPropertyId != null &&
                            parentPropertyId.propertyEnum != OneNotePropertyEnum.ElementChildNodesOfVersionHistory)) {
                        // only handle text for the latest revision, unless the options
                        // have the onlyLatestRevision = false
                        handleRichEditTextUnicode(content.size());
                    }
                } else {
                    //TODO -- these seem to be somewhat broken font files and other
                    //odds and ends...what are they and how should we process them?
                    //handleEmbedded(content.size());
                }
            }
        }
        if (propertyValue.compactIDs != null) {
            List<Map<String, Object>> children = new ArrayList<>();
            for (CompactID compactID : propertyValue.compactIDs) {
                FileNodePtr childFileNodePointer = oneNoteDocument.guidToObject.get(compactID.guid);
                children.add(walkFileNodePtr(childFileNodePointer, propertyValue.propertyId));
            }
            if (!children.isEmpty()) {
                propMap.put("children", children);
            }
        }
        if (propertyValue.propertySet != null && propertyValue.propertySet.rgPridsData != null) {
            List<Map<String, Object>> propSet = processPropertySet(propertyValue.propertySet, parentPropertyId);
            if (!propSet.isEmpty()) {
                propMap.put("propertySet", propSet);
            }
        }
        return propMap;
    }
Process a property value and populate a map containing all the property value data.
<p>
Parse out any relevant text and write it to the print writer as well for easy search
engine parsing.

@param propertyValue The property value we are parsing.
@param parentPropertyId
@return The map parsed by this property value.
@throws IOException Can throw these when manipulating the seekable byte channel.
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/onenote/OneNoteTreeWalker.java