2017年4月12日 · It looks like you have to use iTextSharp and not iText7. Looking at the NuGet version it looks like iTextSharp is essentially the iText5 .NET version and like Bruno mentioned in the comments above, the XFA stuff simply hasn't been ported to iText7 for .NET.

2014年1月4日 · Do not duplicate your questions. please edit your original question and add there any clarification that could be needed.

2014年1月31日 · I´m searching for a way to convert PDF XFA files to normal PDF files which could be than processed and / or compressed via Imagemagick or ghostscript for example. All options I found are just removing the the XFA tags resulting in an empty file. One way would be to use Adobe acrobat reader and print the file via virtual printer.

2017年12月13日 · This is something you shouldn't do when facing a pure XFA file, because all the relevant content is stored in the XML stream that is stored inside the PDF file. You already have the first part right: xfa = form.getXfaForm(); domDocument = xfa.getDomDocument(); The XFA stream is to be found in the /AcroForm entry. I know this is awkward, but ...

2015年3月5日 · found the tool PDF-XChange Viewer . Allows export xfa form data with a huge amount of additional attributes into xml. What is the most convenient way get rid of additional info and import this hierarchical xml data into SQL SERVER or MS Access tables –

I have a dynamic PDF form that has a DropDownList. I'm using iTextSharp to try and modify the values inside the PDF before sending it out to the client.

2020年2月6日 · I am trying to fill data in a XFA document and also change the font size of the data filled in the text box. I have managed to fill data in the XFA doc using PdfStamper in Append mode and using the FillXfaForm method on the XfaForm object. This approach correctly fills the XFA doc while preserving the usage rights.

2014年5月16日 · The xdp stream has a <xfa:datasets> part that consists of an <xfa:data> part and a <dd:dataDescription> part. The <dd:dataDescription> part is similar to an XSD for XML. It describes which data is expected in the <xfa:data> part. You need to examine the data description. You'll need the XFA reference to do that. –

2014年11月21日 · A dynamic XFA form usually consists of a single page PDF (the one with the "Please wait..." message) that is shown in viewer that do not understand XFA. The actual content of the document is stored as an XML file. The process of flattening an XFA form to an ordinary PDF requires that you parse the XML and convert the XML syntax into PDF syntax.

2012年12月10日 · If PDF have xfa forms you can use itext (Java) or itextsharp ( .net) to Populate your Data . Only problem with XFA Forms are they cannot be Flatten with itext only way to Flatten I found is using bullzip or similar pdf creator to open that xfa pdf created with itext and pass it through bullzip which will spit out flatten pdf version.