| Code with Finding: |
class PdfStamperImp {
void close(Map<String, String> moreInfo) throws IOException {
if (closed)
return;
if (useVp) {
reader.setViewerPreferences(viewerPreferences);
markUsed(reader.getTrailer().get(PdfName.ROOT));
}
if (flat)
flatFields();
if (flatFreeText)
flatFreeTextFields();
addFieldResources();
PdfDictionary catalog = reader.getCatalog();
PdfDictionary pages = (PdfDictionary)PdfReader.getPdfObject(catalog.get(PdfName.PAGES));
pages.put(PdfName.ITXT, new PdfString(Document.getRelease()));
markUsed(pages);
PdfDictionary acroForm = (PdfDictionary)PdfReader.getPdfObject(catalog.get(PdfName.ACROFORM), reader.getCatalog());
if (acroFields != null && acroFields.getXfa().isChanged()) {
markUsed(acroForm);
if (!flat)
acroFields.getXfa().setXfa(this);
}
if (sigFlags != 0) {
if (acroForm != null) {
acroForm.put(PdfName.SIGFLAGS, new PdfNumber(sigFlags));
markUsed(acroForm);
markUsed(catalog);
}
}
closed = true;
addSharedObjectsToBody();
setOutlines();
setJavaScript();
addFileAttachments();
if (openAction != null) {
catalog.put(PdfName.OPENACTION, openAction);
}
if (pdf.pageLabels != null)
catalog.put(PdfName.PAGELABELS, pdf.pageLabels.getDictionary(this));
// OCG
if (!documentOCG.isEmpty()) {
fillOCProperties(false);
PdfDictionary ocdict = catalog.getAsDict(PdfName.OCPROPERTIES);
if (ocdict == null) {
reader.getCatalog().put(PdfName.OCPROPERTIES, OCProperties);
}
else {
ocdict.put(PdfName.OCGS, OCProperties.get(PdfName.OCGS));
PdfDictionary ddict = ocdict.getAsDict(PdfName.D);
if (ddict == null) {
ddict = new PdfDictionary();
ocdict.put(PdfName.D, ddict);
}
ddict.put(PdfName.ORDER, OCProperties.getAsDict(PdfName.D).get(PdfName.ORDER));
ddict.put(PdfName.RBGROUPS, OCProperties.getAsDict(PdfName.D).get(PdfName.RBGROUPS));
ddict.put(PdfName.OFF, OCProperties.getAsDict(PdfName.D).get(PdfName.OFF));
ddict.put(PdfName.AS, OCProperties.getAsDict(PdfName.D).get(PdfName.AS));
}
}
// metadata
int skipInfo = -1;
PdfObject oInfo = reader.getTrailer().get(PdfName.INFO);
PRIndirectReference iInfo = null;
PdfDictionary oldInfo = null;
if (oInfo instanceof PRIndirectReference)
iInfo = (PRIndirectReference)oInfo;
if (iInfo != null)
oldInfo = (PdfDictionary)PdfReader.getPdfObject(iInfo);
else if (oInfo instanceof PdfDictionary)
oldInfo = (PdfDictionary)oInfo;
String producer = null;
if (iInfo != null)
skipInfo = iInfo.getNumber();
if (oldInfo != null && oldInfo.get(PdfName.PRODUCER) != null)
producer = oldInfo.getAsString(PdfName.PRODUCER).toUnicodeString();
if (producer == null) {
producer = Document.getVersion();
}
else if (producer.indexOf(Document.getProduct()) == -1) {
StringBuffer buf = new StringBuffer(producer);
buf.append("; modified using ");
buf.append(Document.getVersion());
producer = buf.toString();
}
PdfIndirectReference info = null;
PdfDictionary newInfo = new PdfDictionary();
if (oldInfo != null) {
for (Object element : oldInfo.getKeys()) {
PdfName key = (PdfName)element;
PdfObject value = PdfReader.getPdfObject(oldInfo.get(key));
newInfo.put(key, value);
}
}
if (moreInfo != null) {
for (Map.Entry<String, String> entry: moreInfo.entrySet()) {
String key = entry.getKey();
PdfName keyName = new PdfName(key);
String value = entry.getValue();
if (value == null)
newInfo.remove(keyName);
else
newInfo.put(keyName, new PdfString(value, PdfObject.TEXT_UNICODE));
}
}
PdfDate date = new PdfDate();
newInfo.put(PdfName.MODDATE, date);
newInfo.put(PdfName.PRODUCER, new PdfString(producer, PdfObject.TEXT_UNICODE));
if (append) {
if (iInfo == null)
info = addToBody(newInfo, false).getIndirectReference();
else
info = addToBody(newInfo, iInfo.getNumber(), false).getIndirectReference();
}
else {
info = addToBody(newInfo, false).getIndirectReference();
}
// XMP
byte[] altMetadata = null;
PdfObject xmpo = PdfReader.getPdfObject(catalog.get(PdfName.METADATA));
if (xmpo != null && xmpo.isStream()) {
altMetadata = PdfReader.getStreamBytesRaw((PRStream)xmpo);
PdfReader.killIndirect(catalog.get(PdfName.METADATA));
}
if (xmpMetadata != null) {
altMetadata = xmpMetadata;
}
if (altMetadata != null) {
PdfStream xmp;
try {
XmpReader xmpr;
if (moreInfo == null) {
xmpr = new XmpReader(altMetadata);
if (!(xmpr.replaceNode("http://ns.adobe.com/pdf/1.3/", "Producer", producer)
|| xmpr.replaceDescriptionAttribute("http://ns.adobe.com/pdf/1.3/", "Producer", producer)))
xmpr.add("rdf:Description", "http://ns.adobe.com/pdf/1.3/", "Producer", producer);
if (!(xmpr.replaceNode("http://ns.adobe.com/xap/1.0/", "ModifyDate", date.getW3CDate())
|| xmpr.replaceDescriptionAttribute("http://ns.adobe.com/xap/1.0/", "ModifyDate", date.getW3CDate())))
xmpr.add("rdf:Description", "http://ns.adobe.com/xap/1.0/", "ModifyDate", date.getW3CDate());
if (!(xmpr.replaceNode("http://ns.adobe.com/xap/1.0/", "MetadataDate", date.getW3CDate())
|| xmpr.replaceDescriptionAttribute("http://ns.adobe.com/xap/1.0/", "MetadataDate", date.getW3CDate()))) {
}
}
else {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
try {
XmpWriter xmpw = new XmpWriter(baos, newInfo, getPDFXConformance());
xmpw.close();
}
catch (IOException ioe) {
ioe.printStackTrace();
}
xmpr = new XmpReader(baos.toByteArray());
}
xmp = new PdfStream(xmpr.serializeDoc());
}
catch(SAXException e) {
xmp = new PdfStream(altMetadata);
}
catch(IOException e) {
xmp = new PdfStream(altMetadata);
}
xmp.put(PdfName.TYPE, PdfName.METADATA);
xmp.put(PdfName.SUBTYPE, PdfName.XML);
if (crypto != null && !crypto.isMetadataEncrypted()) {
PdfArray ar = new PdfArray();
ar.add(PdfName.CRYPT);
xmp.put(PdfName.FILTER, ar);
}
if (append && xmpo != null) {
body.add(xmp, xmpo.getIndRef());
}
else {
catalog.put(PdfName.METADATA, body.add(xmp).getIndirectReference());
markUsed(catalog);
}
}
try {
file.reOpen();
alterContents();
int rootN = ((PRIndirectReference)reader.trailer.get(PdfName.ROOT)).getNumber();
if (append) {
int keys[] = marked.getKeys();
for (int k = 0; k < keys.length; ++k) {
int j = keys[k];
PdfObject obj = reader.getPdfObjectRelease(j);
if (obj != null && skipInfo != j && j < initialXrefSize) {
addToBody(obj, j, j != rootN);
}
}
for (int k = initialXrefSize; k < reader.getXrefSize(); ++k) {
PdfObject obj = reader.getPdfObject(k);
if (obj != null) {
addToBody(obj, getNewObjectNumber(reader, k, 0));
}
}
}
else {
for (int k = 1; k < reader.getXrefSize(); ++k) {
PdfObject obj = reader.getPdfObjectRelease(k);
if (obj != null && skipInfo != k) {
addToBody(obj, getNewObjectNumber(reader, k, 0), k != rootN);
}
}
}
}
finally {
try {
file.close();
}
catch (Exception e) {
// empty on purpose
}
}
PdfIndirectReference encryption = null;
PdfObject fileID = null;
if (crypto != null) {
if (append) {
encryption = reader.getCryptoRef();
}
else {
PdfIndirectObject encryptionObject = addToBody(crypto.getEncryptionDictionary(), false);
encryption = encryptionObject.getIndirectReference();
}
fileID = crypto.getFileID();
}
else
fileID = PdfEncryption.createInfoId(PdfEncryption.createDocumentId());
PRIndirectReference iRoot = (PRIndirectReference)reader.trailer.get(PdfName.ROOT);
PdfIndirectReference root = new PdfIndirectReference(0, getNewObjectNumber(reader, iRoot.getNumber(), 0));
// write the cross-reference table of the body
body.writeCrossReferenceTable(os, root, info, encryption, fileID, prevxref);
if (fullCompression) {
os.write(getISOBytes("startxref\n"));
os.write(getISOBytes(String.valueOf(body.offset())));
os.write(getISOBytes("\n%%EOF\n"));
}
else {
PdfTrailer trailer = new PdfTrailer(body.size(),
body.offset(),
root,
info,
encryption,
fileID, prevxref);
trailer.toPdf(this, os);
}
os.flush();
if (isCloseStream())
os.close();
reader.close();
}
}
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