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authorChristian Maierhofer <cmaierhofer@iaik.tugraz.at>2015-04-23 09:50:54 +0200
committerChristian Maierhofer <cmaierhofer@iaik.tugraz.at>2015-04-23 09:50:54 +0200
commit38b9dbc224d7be54dba23d04529df07f6fd0db51 (patch)
tree277585bbbb8d6172dff6062a5f42dd42deaceaac /pdf-as-pdfbox
parent1764433c3ac6a734000df912dd6122b292ec647e (diff)
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error handling
Diffstat (limited to 'pdf-as-pdfbox')
-rw-r--r--pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java153
1 files changed, 77 insertions, 76 deletions
diff --git a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java
index fcea384a..250d1242 100644
--- a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java
+++ b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java
@@ -477,95 +477,96 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
}
// PDF-UA
- if (signatureProfileSettings.isPDFUA()==true) {
- logger.info("Adding pdf/ua content.");
- try{
- PDDocumentCatalog root = doc.getDocumentCatalog();
- PDStructureTreeRoot treeRoot = root.getStructureTreeRoot();
+ logger.info("Adding pdf/ua content.");
+ try{
+ PDDocumentCatalog root = doc.getDocumentCatalog();
+ PDStructureTreeRoot treeRoot = root.getStructureTreeRoot();
- if (treeRoot != null) { //check if structure tree available in pdf document
- logger.info("Tree Root: {}", treeRoot.toString());
- List<Object> kids = treeRoot.getKids();
+ logger.info("Tree Root: {}", treeRoot.toString());
+ List<Object> kids = treeRoot.getKids();
- if(kids==null){
- logger.info("No kid-elements in structure tree Root, maybe not PDF/UA document");
- }
+ if(kids==null){
+ logger.info("No kid-elements in structure tree Root, maybe not PDF/UA document");
+ }
- PDStructureElement docElement = null;
- for(Object k: kids){
- if(k instanceof PDStructureElement){
- docElement=(PDStructureElement) k;
- break;
- // if(((PDStructureElement) k).getStructureType().equals("Document")){
- // docElement=(PDStructureElement) k;
- // }
- }
- }
+ PDStructureElement docElement = null;
+ for(Object k: kids){
+ if(k instanceof PDStructureElement){
+ docElement=(PDStructureElement) k;
+ break;
+ // if(((PDStructureElement) k).getStructureType().equals("Document")){
+ // docElement=(PDStructureElement) k;
+ // }
+ }
+ }
- PDStructureElement sigBlock = new PDStructureElement(
- "Form", docElement);
+ PDStructureElement sigBlock = new PDStructureElement(
+ "Form", docElement);
- //create object dictionary and add as child element
- COSDictionary objectdic= new COSDictionary();
- objectdic.setName("Type", "OBJR");
- objectdic.setItem("Pg", signatureField.getWidget().getPage());
- objectdic.setItem("Obj", signatureField.getWidget());
+ //create object dictionary and add as child element
+ COSDictionary objectdic= new COSDictionary();
+ objectdic.setName("Type", "OBJR");
+ objectdic.setItem("Pg", signatureField.getWidget().getPage());
+ objectdic.setItem("Obj", signatureField.getWidget());
- List<Object> l = new ArrayList<Object>();
- l.add(objectdic);
- sigBlock.setKids(l);
+ List<Object> l = new ArrayList<Object>();
+ l.add(objectdic);
+ sigBlock.setKids(l);
- sigBlock.setTitle("Signature Table");
- sigBlock.setParent(docElement);
- docElement.appendKid(sigBlock);
+ sigBlock.setTitle("Signature Table");
+ sigBlock.setParent(docElement);
+ docElement.appendKid(sigBlock);
- //Create and add Attribute dictionary to mitigate PAC warning
- COSDictionary sigBlockDic = (COSDictionary) sigBlock.getCOSObject();
- COSDictionary sub = new COSDictionary();
+ //Create and add Attribute dictionary to mitigate PAC warning
+ COSDictionary sigBlockDic = (COSDictionary) sigBlock.getCOSObject();
+ COSDictionary sub = new COSDictionary();
- sub.setName("O", "Layout");
- sub.setName("Placement", "Block");
- sigBlockDic.setItem(COSName.A, sub);
- sigBlockDic.setNeedToBeUpdate(true);
+ sub.setName("O", "Layout");
+ sub.setName("Placement", "Block");
+ sigBlockDic.setItem(COSName.A, sub);
+ sigBlockDic.setNeedToBeUpdate(true);
- //Modify number tree
- PDNumberTreeNode ntn = treeRoot.getParentTree();
- if(ntn==null){
- ntn = new PDNumberTreeNode(objectdic, null);
- logger.info("No number-tree-node found!");
- }
+ //Modify number tree
+ PDNumberTreeNode ntn = treeRoot.getParentTree();
+ if(ntn==null){
+ ntn = new PDNumberTreeNode(objectdic, null);
+ logger.info("No number-tree-node found!");
+ }
- COSDictionary ntndic=ntn.getCOSDictionary();
- COSArray ntndicnumbersarray = (COSArray)ntndic.getDictionaryObject(COSName.NUMS);
- int arrindex = ntndicnumbersarray.size();
- int treeindex = arrindex/2;
-
- ntndicnumbersarray.add(arrindex, COSInteger.get(treeindex));
- ntndicnumbersarray.add(arrindex+1, sigBlock.getCOSObject());
-
- treeRoot.setParentTree(ntn);
- treeRoot.setParentTreeNextKey(treeindex+1);
-
- //setStructureParent
- PDAnnotationWidget widg=signatureField.getWidget();
- widg.setStructParent(treeindex);
-
- //add the Tabs /S Element for Tabbing through annots
- PDPage p = signatureField.getWidget().getPage();
- p.getCOSDictionary().setName("Tabs", "S");
- p.getCOSObject().setNeedToBeUpdate(true);
-
- ntndic.setNeedToBeUpdate(true);
- sigBlock.getCOSObject().setNeedToBeUpdate(true);
- treeRoot.getCOSObject().setNeedToBeUpdate(true);
- objectdic.getCOSObject().setNeedToBeUpdate(true);
- docElement.getCOSObject().setNeedToBeUpdate(true);
-
- }
- }catch(Exception e){
+ COSDictionary ntndic=ntn.getCOSDictionary();
+ COSArray ntndicnumbersarray = (COSArray)ntndic.getDictionaryObject(COSName.NUMS);
+ int arrindex = ntndicnumbersarray.size();
+ int treeindex = arrindex/2;
+
+ ntndicnumbersarray.add(arrindex, COSInteger.get(treeindex));
+ ntndicnumbersarray.add(arrindex+1, sigBlock.getCOSObject());
+
+ treeRoot.setParentTree(ntn);
+ treeRoot.setParentTreeNextKey(treeindex+1);
+
+ //setStructureParent
+ PDAnnotationWidget widg=signatureField.getWidget();
+ widg.setStructParent(treeindex);
+
+ //add the Tabs /S Element for Tabbing through annots
+ PDPage p = signatureField.getWidget().getPage();
+ p.getCOSDictionary().setName("Tabs", "S");
+ p.getCOSObject().setNeedToBeUpdate(true);
+
+ ntndic.setNeedToBeUpdate(true);
+ sigBlock.getCOSObject().setNeedToBeUpdate(true);
+ treeRoot.getCOSObject().setNeedToBeUpdate(true);
+ objectdic.getCOSObject().setNeedToBeUpdate(true);
+ docElement.getCOSObject().setNeedToBeUpdate(true);
+
+
+ }catch(Throwable e){
+ if (signatureProfileSettings.isPDFUA()==true){
logger.error("Could not create PDF-UA conform document!");
- logger.error(e.getMessage());
+ throw new PdfAsException("error.pdf.sig.pdfua.1", e);
+ }else{
+ logger.info("Could not create PDF-UA conform signature");
}
}