private boolean hasRevisionRole(ExtendedGUID rid, Pair<Long, ExtendedGUID> revisionRole) {
        Pair<Long, ExtendedGUID> where = oneNoteDocument.revisionRoleMap.get(rid);
        return where != null && where.equals(revisionRole);
    }
Does the revision role map have this revision role id.

@param rid          The revision id.
@param revisionRole The revision role Long,GUID pair.
@return True if exists, false if not.
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/onenote/OneNoteTreeWalker.java