private DocumentPart identifyPart(String name) {
            if ("SFWPDefaultOddHeaderIdentifier".equals(name)) {
                return DocumentPart.HEADER_ODD;
            }
            if ("SFWPDefaultEvenHeaderIdentifier".equals(name)) {
                return DocumentPart.HEADER_EVEN;
            }
            if ("SFWPDefaultFirstHeaderIdentifier".equals(name)) {
                return DocumentPart.HEADER_FIRST;
            }

            if ("SFWPDefaultOddFooterIdentifier".equals(name)) {
                return DocumentPart.FOOTER_ODD;
            }
            if ("SFWPDefaultEvenFooterIdentifier".equals(name)) {
                return DocumentPart.FOOTER_EVEN;
            }
            if ("SFWPDefaultFirstFooterIdentifier".equals(name)) {
                return DocumentPart.FOOTER_FIRST;
            }

            return null;
        }
Represents the Headers or Footers in a document
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-apple-module/src/main/java/org/apache/tika/parser/iwork/PagesContentHandler.java