Example usage for com.lowagie.text.pdf PdfWriter setPageLabels

Introduction

In this page you can find the example usage for com.lowagie.text.pdf PdfWriter setPageLabels.

Prototype

public void setPageLabels(PdfPageLabels pageLabels) 

Source Link

Document

Use this method to add page labels

Usage

From source file:de.unigoettingen.sub.commons.contentlib.pdflib.PDFManager.java

License:Apache License

/***************************************************************************
 * Creates a PDF, which is streams to the OutputStream out.
 * /*from w  ww .  j  ava2s  .  co m*/
 * @param out {@link OutputStream}
 * @param pagesizemode {@link PdfPageSize}
 * 
 * 
 * @throws IOException Signals that an I/O exception has occurred.
 * @throws FileNotFoundException the file not found exception
 * @throws ImageManagerException the image manager exception
 * @throws PDFManagerException the PDF manager exception
 * @throws ImageInterpreterException the image interpreter exception
 * @throws URISyntaxException
 ****************************************************************************/
public void createPDF(OutputStream out, PdfPageSize pagesizemode, Watermark myWatermark)
        throws ImageManagerException, FileNotFoundException, IOException, PDFManagerException,
        ImageInterpreterException, URISyntaxException {

    Document pdfdoc = null;
    PdfWriter writer = null;

    Rectangle pagesize = null; // pagesize of the first page
    PdfPageLabels pagelabels = null; // object to store all page labels

    try {
        if ((imageURLs == null) || (imageURLs.isEmpty())) {
            throw new PDFManagerException("No URLs for images available, HashMap is null or empty");
        }

        // set the page sizes & pdf document
        pdfdoc = setPDFPageSizeForFirstPage(pagesizemode, pagesize);

        // writer for creating the PDF
        writer = createPDFWriter(out, pdfdoc);

        // set metadata for PDF as author and title
        // ------------------------------------------------------------------------------------
        if (this.title != null) {
            pdfdoc.addTitle(this.title);
        }
        if (this.author != null) {
            pdfdoc.addAuthor(this.author);
        }
        if (this.keyword != null) {
            pdfdoc.addKeywords(this.keyword);
        }
        if (this.subject != null) {
            pdfdoc.addSubject(this.subject);
        }
        // add title page to PDF
        if (pdftitlepage != null) {
            // create a title page
            pdftitlepage.render(pdfdoc);
        }

        // iterate over all files, they must be ordered by the key
        // the key contains the page number (as integer), the String
        // contains the Page name
        // ----------------------------------------------------------------------

        pagelabels = addAllPages(pagesizemode, writer, pdfdoc, myWatermark);

        // add page labels
        if (pagelabels != null) {
            writer.setPageLabels(pagelabels);
        }

        // create the required xmp metadata
        // for pdfa
        if (pdfa) {
            writer.createXmpMetadata();
        }
    } catch (ImageManagerException e) {
        if (pdfdoc != null) {
            pdfdoc.close();
        }
        if (writer != null) {
            writer.close();
        }
        throw e;
    } catch (PDFManagerException e) {
        if (pdfdoc != null) {
            pdfdoc.close();
        }
        if (writer != null) {
            writer.close();
        }
        throw e;
    } catch (ImageInterpreterException e) {
        if (pdfdoc != null) {
            pdfdoc.close();
        }
        if (writer != null) {
            writer.close();
        }
        throw e;
    } catch (IOException e) {
        if (pdfdoc != null) {
            pdfdoc.close();
        }
        if (writer != null) {
            writer.close();
        }
        throw e;
    }
    // close documents and writer
    try {
        if (pdfdoc != null && pdfdoc.isOpen()) {
            pdfdoc.close();
        }
        if (writer != null) {
            writer.close();
        }
    } catch (IllegalStateException e) {
        LOGGER.warn("Caught IllegalStateException when closing pdf document.");
    } catch (NullPointerException e) {
        throw new PDFManagerException("Nullpointer occured while closing pdfwriter");
    }
    LOGGER.debug("PDF document and writer closed");
}

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