Hallo Martin, Encryption and other features that need to manipulate the whole document, does not work with the saveIncremental(). Right know it isn't possible to write a signature using save() only.
Signing with permissions not work. Best regards Thomas Martin Diphoorn <[email protected]> schrieb: >Hi all, > >i have been searching for some hours on google today to find the answer, >but i was unable to find it. > >I have a PDF just created with FOP. > >I have written the file to disk without any permissions set. When i come >to the sign process i set the right permissions and add the certificate >setting for signing the PDF. However i always get an PDF which needs an >password, but i did not set one. If i set an PDF it will never accept it. > >I did take the following steps. > >1. Create an signed PDF and save with doc.saveIncremental. Everything >wend well. > >2. Create an encrypted PDF without an password with permissions using >doc.save(). No problems. > >3. Create an encrypted PDF without an password with permissions using >doc.saveIncremental(). NOT working. > >(2 and 3 is without any signing, thats the next step.) > >Some stripped code: ><start code> >PDDocument doc = PDDocument.load(document); > >FileInputStream fis = new FileInputStream(document); >FileOutputStream fos = new FileOutputStream(outputDocument); > >int c; >while ((c = fis.read(buffer)) != -1) { > fos.write(buffer, 0, c); > } > fis.close(); > >AccessPermission ap = new AccessPermission(); >ap.setCanModify(false); > >StandardProtectionPolicy spp = new StandardProtectionPolicy(null, null, ap); > >doc.protect(spp); > >doc.saveIncremental(fis, fos); >//doc.save(fos); > ><End code> > >Am i missing something? > >Thanks in advance, > >Martin Diphoorn
