Example usage for org.apache.pdfbox.cos COSName OBJ

Introduction

In this page you can find the example usage for org.apache.pdfbox.cos COSName OBJ.

Prototype

COSName OBJ

To view the source code for org.apache.pdfbox.cos COSName OBJ.

Click Source Link

Usage

From source file:org.apache.fop.render.pdf.pdfbox.StructureTreeMerger.java

License:Apache License

private void createKidFromCOSDictionary(COSDictionary mcrDict, PDFStructElem parent, COSDictionary baseDict)
        throws IOException {
    Collection<COSName> exclude = Arrays.asList(COSName.PG);
    PDFReference referenceObj;//from w  ww  .  j av a  2  s  . c  o m
    if (isElementFromSourcePage(mcrDict, baseDict)) {
        PDFDictionary contentItem = (PDFDictionary) adapter.cloneForNewDocument(mcrDict, mcrDict, exclude);
        if (mcrDict.keySet().contains(COSName.TYPE)) {
            String type = ((COSName) mcrDict.getDictionaryObject(COSName.TYPE)).getName();
            if (type.equals("OBJR")) {
                COSObject obj = (COSObject) mcrDict.getItem(COSName.OBJ);
                if (adapter.getCachedClone(obj) == null) {
                    referenceObj = null;
                } else {
                    referenceObj = ((PDFObject) adapter.getCachedClone(obj)).makeReference();
                }
                contentItem.put(COSName.OBJ.getName(), referenceObj);
                updateStructParentAndAddToPageParentTree(referenceObj, parent);
            } else if (type.equals("MCR")) {
                updateMCIDEntry(contentItem);
                markedContentMap.put(
                        (((PDFNumber) contentItem.get(COSName.MCID.getName())).getNumber()).intValue(), parent);
            }
        }
        if (mcrDict.keySet().contains(COSName.PG)) {
            contentItem.put(COSName.PG.getName(), targetPage.makeReference());
        } else {
            parent.put(COSName.PG.getName(), targetPage.makeReference());
        }
        parent.addKid(contentItem);
    } else {
        parent.addKid(null);
    }
}

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From source file:org.apache.fop.render.pdf.StructureTreeMergerTestCase.java

License:Apache License

@Test
public void testCheckNullCOSObject() throws IOException {
    setUp();/*from  www .j a  v a 2  s. com*/
    PDDocument doc = PDDocument.load(new File(getClass().getResource(BrokenLink).getFile()));
    PDPage srcPage = doc.getPage(0);
    PageParentTreeFinder finder = new PageParentTreeFinder(srcPage);
    COSArray markedContentParents = finder.getPageParentTreeArray(doc);
    COSObject nullObj = new COSObject(null);
    nullObj.setObjectNumber(100);
    nullObj.setGenerationNumber(0);
    PDFStructElem elem = new PDFStructElem();
    elem.setObjectNumber(2);
    COSObject parent = (COSObject) markedContentParents.get(1);
    COSArray kids = (COSArray) parent.getDictionaryObject(COSName.K);
    COSDictionary kid = (COSDictionary) kids.get(1);
    kid.setItem(COSName.OBJ, nullObj);
    adapter = new PDFBoxAdapter(pdfPage, new HashMap(), new HashMap<Integer, PDFArray>());
    PDFLogicalStructureHandler handler = setUpPDFLogicalStructureHandler();
    StructureTreeMerger merger = new StructureTreeMerger(elem, handler, adapter, srcPage);
    merger.copyStructure(markedContentParents);
    PDFArray array = handler.getPageParentTree();
    PDFStructElem parentElem = (PDFStructElem) array.get(1);
    PDFDictionary objrDict = (PDFDictionary) parentElem.getKids().get(1);
    Assert.assertNull(objrDict.get("Obj"));
}

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