Java PDDocument類代碼示例

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
@Test
public void createAlternateRowsDocument() throws Exception {
    final PDDocument document = new PDDocument();
    final PDPage page = new PDPage(PDRectangle.A4);
    page.setRotation(90);
    document.addPage(page);
    final PDPageContentStream contentStream = new PDPageContentStream(document, page);
    // TODO replace deprecated method call
    contentStream.concatenate2CTM(0, 1, -1, 0, page.getMediaBox().getWidth(), 0);
    final float startY = page.getMediaBox().getWidth() - 30;

    (new TableDrawer(contentStream, createAndGetTableWithAlternatingColors(), 30, startY)).draw();
    contentStream.close();

    document.save("target/alternateRows.pdf");
    document.close();
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
@Test
public void createRingManagerDocument() throws Exception {
    final PDDocument document = new PDDocument();
    final PDPage page = new PDPage(PDRectangle.A4);
    document.addPage(page);

    final float startY = page.getMediaBox().getHeight() - 150;
    final int startX = 56;

    final PDPageContentStream contentStream = new PDPageContentStream(document, page);
    Table table = getRingManagerTable();

    (new TableDrawer(contentStream, table, startX, startY)).draw();

    contentStream.setFont(PDType1Font.HELVETICA, 8.0f);
    contentStream.beginText();

    contentStream.newLineAtOffset(startX, startY - (table.getHeight() + 22));
    contentStream.showText("Dieser Kampf muss der WB nicht entsprechen, da als Sparringskampf angesetzt.");
    contentStream.endText();

    contentStream.close();

    document.save("target/ringmanager.pdf");
    document.close();
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
private PDDocument removeText(PDPage page) throws IOException {

        PDFStreamParser parser = new PDFStreamParser(page);
        parser.parse();
        List<Object> tokens = parser.getTokens();
        List<Object> newTokens = new ArrayList<>();
        for (Object token : tokens) {
            if (token instanceof Operator) {
                Operator op = (Operator) token;
                if (op.getName().equals("TJ") || op.getName().equals("Tj")) {
                    //remove the one argument to this operator
                    newTokens.remove(newTokens.size() - 1);
                    continue;
                }
            }
            newTokens.add(token);
        }

        PDDocument document = new PDDocument();
        document.addPage(page);

        PDStream newContents = new PDStream(document);
        OutputStream out = newContents.createOutputStream(COSName.FLATE_DECODE);
        ContentStreamWriter writer = new ContentStreamWriter(out);
        writer.writeTokens(newTokens);
        out.close();
        page.setContents(newContents);

        return document;

    }
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
private boolean process() throws IOException {
    boolean toReturn = false;
    PDFTextStripper stripper = new TitleExtractor();
    PDDocument document = null;

    try {
        document = PDDocument.load(new File(this.getFileNamePathWithExtension()));

        //((TitleExtractor) stripper).setFileNamePathWithExtension(this.getFileNamePathWithExtension());
        stripper.setSortByPosition(true);
        stripper.setStartPage(0);
        stripper.setEndPage(1);

        Writer dummy = new OutputStreamWriter(new ByteArrayOutputStream());
        stripper.writeText(document, dummy);
        
        setTitle(((TitleExtractor) stripper).getTitle());

        toReturn = true;
    } finally {
        if (document != null) {
            document.close();
        }
    }
    return toReturn;
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
public static void printDocument() throws IOException, PrinterException
{	
	
	PrintRequestAttributeSet pras = new HashPrintRequestAttributeSet();

    pras.add(Sides.TWO_SIDED_SHORT_EDGE);
	PDDocument input = PDDocument.load(new File("Karteikarten.pdf"));
	
	PrinterJob job = PrinterJob.getPrinterJob();
	job.setPageable(new PDFPageable(input));
	if (job.printDialog(pras)) {
	    job.print(pras);
	}
	
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
private void transformTextAndCheck(String text, String encoding, String checkText)
        throws IOException
{
    // Get a reader for the text
    ContentReader reader = buildContentReader(text, Charset.forName(encoding));
    
    // And a temp writer
    File out = TempFileProvider.createTempFile("AlfrescoTest_", ".pdf");
    ContentWriter writer = new FileContentWriter(out);
    writer.setMimetype("application/pdf");
    
    // Transform to PDF
    transformer.transform(reader, writer);
    
    // Read back in the PDF and check it
    PDDocument doc = PDDocument.load(out);
    PDFTextStripper textStripper = new PDFTextStripper();
    StringWriter textWriter = new StringWriter();
    textStripper.writeText(doc, textWriter);
    doc.close();
    
    String roundTrip = clean(textWriter.toString());
    
    assertEquals(
            "Incorrect text in PDF when starting from text in " + encoding,
            checkText, roundTrip
    );
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
/**
 * Renders this table to a document
 * 
 * @param document
 *            The document this table will be rendered to
 * @param width
 *            The width of the table
 * @param left
 *            The left edge of the table
 * @param top
 *            The top edge of the table
 * @param paddingTop
 *            The amount of free space at the top of a new page (if a page break is necessary)
 * @param paddingBottom
 *            The minimal amount of free space at the bottom of the page before inserting a page break
 * @return The bottom edge of the last rendered table part
 * @throws IOException
 *             If writing to the document fails
 */
@SuppressWarnings("resource")
public float render(final PDDocument document, final float width, final float left, float top, final float paddingTop, final float paddingBottom)
		throws IOException {
	float yPos = top;
	final PDPage page = document.getPage(document.getNumberOfPages() - 1);
	final PDRectangle pageSize = page.getMediaBox();
	PDPageContentStream stream = new PDPageContentStream(document, page, AppendMode.APPEND, true);
	float height = getHeight(width);
	if (height > pageSize.getHeight() - paddingTop - paddingBottom) {
		final float[] colWidths = getColumnWidths(width);
		for (int i = 0; i < rows.size(); ++i) {
			if (rows.get(i).getHeight(colWidths) > yPos - paddingBottom) {
				drawBorder(stream, left, top, width, top - yPos);
				stream = newPage(document, stream);
				top = pageSize.getHeight() - paddingTop;
				yPos = top;
				yPos = renderRows(document, stream, 0, getNumHeaderRows(), width, left, yPos);
				i = Math.max(i, getNumHeaderRows());
			}
			yPos = renderRows(document, stream, i, i + 1, width, left, yPos);
		}
		drawBorder(stream, left, top, width, top - yPos);

		handleEvent(EventType.AFTER_TABLE, document, stream, left, top, width, top - yPos);
	} else {
		if (height > top - paddingBottom) {
			stream = newPage(document, stream);
			top = pageSize.getHeight() - paddingTop;
			yPos = top;
		}
		yPos = renderRows(document, stream, 0, -1, width, left, yPos);
		drawBorder(stream, left, top, width, top - yPos);
		handleEvent(EventType.AFTER_TABLE, document, stream, left, top, width, top - yPos);
	}
	stream.close();

	return yPos;
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
@Test
public void testMultiPageJFreeChart() throws IOException {
	File parentDir = new File("target/test/multipage");
	// noinspection ResultOfMethodCallIgnored
	parentDir.mkdirs();
	File targetPDF = new File(parentDir, "multipage.pdf");
	PDDocument document = new PDDocument();
	for (int i = 0; i < 4; i++) {
		PDPage page = new PDPage(PDRectangle.A4);
		document.addPage(page);

		PDPageContentStream contentStream = new PDPageContentStream(document, page);
		PdfBoxGraphics2D pdfBoxGraphics2D = new PdfBoxGraphics2D(document, 800, 400);
		drawOnGraphics(pdfBoxGraphics2D, i);
		pdfBoxGraphics2D.dispose();

		PDFormXObject appearanceStream = pdfBoxGraphics2D.getXFormObject();
		Matrix matrix = new Matrix();
		matrix.translate(0, 30);
		matrix.scale(0.7f, 1f);

		contentStream.saveGraphicsState();
		contentStream.transform(matrix);
		contentStream.drawForm(appearanceStream);
		contentStream.restoreGraphicsState();

		contentStream.close();
	}
	document.save(targetPDF);
	document.close();
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
@Test
public void createSampleDocument() throws Exception {
    // Define the table structure first
    TableBuilder tableBuilder = new TableBuilder()
            .addColumnOfWidth(300)
            .addColumnOfWidth(120)
            .addColumnOfWidth(70)
            .setFontSize(8)
            .setFont(PDType1Font.HELVETICA);

    // Header ...
    tableBuilder.addRow(new RowBuilder()
            .add(Cell.withText("This is right aligned without a border").setHorizontalAlignment(RIGHT))
            .add(Cell.withText("And this is another cell"))
            .add(Cell.withText("Sum").setBackgroundColor(Color.ORANGE))
            .setBackgroundColor(Color.BLUE)
            .build());

    // ... and some cells
    for (int i = 0; i < 10; i++) {
        tableBuilder.addRow(new RowBuilder()
                .add(Cell.withText(i).withAllBorders())
                .add(Cell.withText(i * i).withAllBorders())
                .add(Cell.withText(i + (i * i)).withAllBorders())
                .setBackgroundColor(i % 2 == 0 ? Color.LIGHT_GRAY : Color.WHITE)
                .build());
    }

    final PDDocument document = new PDDocument();
    final PDPage page = new PDPage(PDRectangle.A4);
    document.addPage(page);

    final PDPageContentStream contentStream = new PDPageContentStream(document, page);

    // Define the starting point
    final float startY = page.getMediaBox().getHeight() - 50;
    final int startX = 50;

    // Draw!
    (new TableDrawer(contentStream, tableBuilder.build(), startX, startY)).draw();
    contentStream.close();

    document.save("target/sampleWithColorsAndBorders.pdf");
    document.close();
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
public void setMetadata(PDDocument doc) throws Exception {
	PDDocumentCatalog catalog = doc.getDocumentCatalog();
	PDDocumentInformation info = doc.getDocumentInformation();
	GregorianCalendar cal = new GregorianCalendar();
	cal.setTime(now);
	XMPMetadata metadata = new XMPMetadata();
	XMPSchemaPDF pdfSchema = metadata.addPDFSchema();
	pdfSchema.setKeywords(info.getKeywords());
	pdfSchema.setProducer(info.getProducer());
	XMPSchemaBasic basicSchema = metadata.addBasicSchema();
	basicSchema.setModifyDate(cal);
	basicSchema.setCreateDate(cal);
	basicSchema.setCreatorTool(info.getCreator());
	basicSchema.setMetadataDate(cal);
	XMPSchemaDublinCore dcSchema = metadata.addDublinCoreSchema();
	dcSchema.setTitle(info.getTitle());
	dcSchema.addCreator("PDFBox");
	dcSchema.setDescription(info.getSubject());
	PDMetadata metadataStream = new PDMetadata(doc);
	metadataStream.importXMPMetadata(metadata);
	catalog.setMetadata(metadataStream);
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
/**
 * Creates a pdf page from two pages from another 'original' pdf document
 * @param doc original pdf from which the pages will be taken
 * @param leftPage page number of the page to go on the left side 
 * @param rightPage page number of the page to go on the right side
 * @return generated page containing the left and right pages from the original document side-by-side.
 */
private static PDPage createBookPage(PDDocument doc, int leftPage, int rightPage) {
	// double the width of a normal page to create the booklet
	PDRectangle baseSize = doc.getPage(0).getMediaBox();		
	PDRectangle box = new PDRectangle(baseSize.getWidth()*2, baseSize.getHeight());
	

	if(sizeOverride != null) {
		box = sizeOverride.asPDRectangle();
	}
	
	PDPage page = new PDPage(box);
	
	try {
		PDImageXObject leftImg = PrintDF.pageToImage(doc, leftPage, scale);
		PDImageXObject rightImg = PrintDF.pageToImage(doc, rightPage, scale);
		
		
		
		PDPageContentStream contentStream = new PDPageContentStream(doc, page);
		if(leftImg != null)
			contentStream.drawImage(leftImg, 0, 0, box.getWidth()/2, box.getHeight());
		if(rightImg != null)
			contentStream.drawImage(rightImg, box.getWidth()/2, 0, box.getWidth()/2, box.getHeight());
		contentStream.close();
	} catch (IOException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	}
	
	return page;
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
public static void findPhoto(String path,int empId) throws IOException, SQLException, Error{
		// Loading an existing document
		int imageFound=0;
		File file = new File(path);
		PDDocument document=PDDocument.load(file);
		PDPageTree list=document.getPages();
		for(PDPage page:list){						//check in all pages of pdf
			PDResources pdResources=page.getResources();		//get all resources
			for(COSName cosName:pdResources.getXObjectNames())		//loop for all resources
			{
				PDXObject pdxObject=pdResources.getXObject(cosName);
				 if (pdxObject instanceof PDImageXObject) {			//check that the resource is image
		                BufferedImage br=((PDImageXObject) pdxObject).getImage();
		                RgbImage im = RgbImageJ2se.toRgbImage(br);
		                // step #3 - convert image to greyscale 8-bits
		                RgbAvgGray toGray = new RgbAvgGray();
		                toGray.push(im);
		                // step #4 - initialize face detector with correct Haar profile
		                InputStream is  = ExtractPhoto.class.getResourceAsStream("/haar/HCSB.txt");
		                Gray8DetectHaarMultiScale detectHaar = new Gray8DetectHaarMultiScale(is, 1,40);
		                // step #5 - apply face detector to grayscale image
		                List<Rect> result= detectHaar.pushAndReturn(toGray.getFront());
		                if(result.size()!=0)
		                {
		                database.StorePhoto.storePhoto(empId,br);
		                imageFound=1;
		                break;
		                }
				 }
			}
			if(imageFound==1)
				break;
}
		System.out.println(imageFound);
		if(imageFound!=1){
			BufferedImage in = ImageIO.read(ExtractPhoto.class.getResource("/images/nopic.jpg"));
            database.StorePhoto.storePhoto(empId,in);
		}
	document.close();	
	}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
static void createPage(PDDocument temp,int count)
{
	for(int i = 0; i < count;i++)
	{
		PDPage page = new PDPage(new PDRectangle(297 * POINTS_PER_MM, 210 * POINTS_PER_MM));
		temp.addPage(page);
	}
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
@Override
public void saveDocument(List<Page> pages, File file) throws IOException {
	if (pages.size() == 0) {
		throw new IOException("Empty document.");
	}
	
	PDDocument outDoc = new PDDocument();
	
	Map<File,PDDocument> docs = new HashMap<File,PDDocument>();
	try {
		for (Page page : pages) {
			PDDocument pageDoc = docs.get(page.getFile());
			if (pageDoc == null) {
				pageDoc = PDDocument.load(page.getFile());
				docs.put(page.getFile(), pageDoc);
			}
			
			outDoc.addPage((PDPage)pageDoc.getPrintable(page.getIndex()));
		}
		
		try {
			outDoc.save(file.toString());
		}
		catch (COSVisitorException e) {
			throw new IOException(e);
		}
	}
	finally {
		outDoc.close();
		for (PDDocument doc : docs.values()) {
			doc.close();
		}
	}
}
 

import org.apache.pdfbox.pdmodel.PDDocument; //導入依賴的package包/類
public static void main(String[] args) {
    try {
        PDDocument document = PDDocument.load(new File("PDF File.pdf"));
            PDFTextStripper Tstripper = new PDFTextStripper();
            String documentText = Tstripper.getText(document);
            System.out.println(documentText);
    } catch (Exception e) {
        e.printStackTrace();
    }
}