Java library that adds, edits, and removes annotations and markup — area and shape annotations, text highlight/underline/strikeout, watermarks, image and link stamps, and threaded comments — on Pdf, Word, Excel, PowerPoint, images, CAD, Visio, and Email files. No Microsoft Office or Adobe Acrobat required....of a PDF Annotator annotator = new Annotator ( "input.pdf" );...annotator . save ( "annotated.pdf" ); } finally { annotator . dispose...