/**
* @param document
* @param os
* @param compressed If true creates a compressed pdf document
* @throws DocumentException
*/
public PdfSimpleConcatenator(Document document, OutputStream os, boolean compressed)
throws DocumentException {
this(document, os);
if (compressed) {
writer.setFullCompression();
writer.setCompressionLevel(PdfStream.BEST_COMPRESSION);
}
}
public void addDocument(PdfReader reader) throws Exception {
if (reader != null) {
int numPages = reader.getNumberOfPages();
for (int count = 1; count <= numPages; count++) {
writer.addPage(writer.getImportedPage(reader, count));
}
} else {
throw new DocumentException("Reader is null");
}
}
private void renderPDF(OutputStream out, Request request, Response response) throws Exception {
Map<?, ?> properties = Play.configuration;
String uri = request.getBase() + request.url;
if (docs.documents.size() == 1) {
renderDoc(docs.documents.get(0), uri, properties, out);
} else {
// we need to concatenate them all
Document resultDocument = new Document();
PdfCopy copy = new PdfCopy(resultDocument, out);
resultDocument.open();
ByteArrayOutputStream os = new ByteArrayOutputStream();
for (PDFDocument doc : docs.documents) {
os.reset();
renderDoc(doc, uri, properties, os);
PdfReader pdfReader = new PdfReader(os.toByteArray());
int n = pdfReader.getNumberOfPages();
for (int i = 0; i < n; i++) {
copy.addPage(copy.getImportedPage(pdfReader, i + 1));
}
copy.freeReader(pdfReader);
}
resultDocument.close();
}
}
public void freeReader(PdfReader reader) throws Exception {
writer.freeReader(reader);
}
public void setPdfVersion(char pdfVersion) {
writer.setPdfVersion(pdfVersion);
}
public void close() {
writer.close();
}
public void setOutlines(List outlines) {
writer.setOutlines(outlines);
}
