https://ironpdf.com/java/object-reference/api/com/ironsoftware/ironpdf/bookmark/BookmarkManager.html
BookmarkManager (com.ironsoftware:ironpdf 2026.4.1 API)
ironsoftwareironpdfapi
https://iron-software.github.io/object-reference/ironpdfjava/2023.9.2/com/ironsoftware/ironpdf/internal/proto/PdfiumGetMetadataKeysRequestP.Builder.html
PdfiumGetMetadataKeysRequestP.Builder (com.ironsoftware:ironpdf 2023.9.2 API)
builderironsoftwareironpdfapi
https://iron-software.github.io/object-reference/ironpdfjava/2023.9.2/com/ironsoftware/ironpdf/internal/proto/PdfiumGetBookmarksDescriptorResultP.html
PdfiumGetBookmarksDescriptorResultP (com.ironsoftware:ironpdf 2023.9.2 API)
ironsoftwareironpdfapi