Example usage for com.lowagie.text.pdf PdfReader PdfReader

List of usage examples for com.lowagie.text.pdf PdfReader PdfReader

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Introduction

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

Prototype

public PdfReader(PdfReader reader)

Source Link

Document

Creates an independent duplicate.

Usage

From source file:papertoolkit.paper.sheets.PDFSheet.java

License:BSD License

/**
 * @param pdfFile/*  w  w  w.j  a v a 2  s  .com*/
 * @param pageNumber
 *            Which page should we create this sheet out of?
 */
public PDFSheet(File pdfFile, int pageNumber) {
    file = pdfFile;

    pageNum = pageNumber;
    try {
        pdfReader = new PdfReader(new FileInputStream(file));
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

    // PDF pages count from 1, not 0
    final int numberOfPages = pdfReader.getNumberOfPages();
    if (pageNum < 1) {
        System.out.println(
                "WARNING: pageNum: " + pageNum + " is an invalid page. Setting it to 1. (PDFSheet.java)");
        pageNum = 1;
    }
    if (pageNum > numberOfPages) {
        System.out.println("WARNING: pageNum: " + pageNum + " is an invalid page. Setting it to "
                + numberOfPages + ". (PDFSheet.java)");
        pageNum = numberOfPages;
    }

    // get the size of page
    final Rectangle pageSize = pdfReader.getPageSize(pageNum);
    setSize(new Points(pageSize.width()), new Points(pageSize.height()));

    // hmm... how should we handle rotations?
    // DebugUtils.println("The Rotation of the PDFSheet is: " + pdfReader.getPageRotation(pageNumber));
}

From source file:pdflicense.PdfLicenseManager.java

License:Open Source License

/**
 * Update the XMP info with the insertion of a CC licence
 * /* w  ww  .  j  ava  2s.co m*/
 * @param args input pdf file, output pdf file, xmp file
 */
public void mainTextual(String[] args) {

    if (args.length < 2) {
        usage();
        System.exit(1);
    } else {
        op = args[0];
        if (op.equals("show") || op.equals("showXMP") || op.equals("showToc")) {
            if (args.length != 2) {
                System.out.print("\n\nERROR: incorrect number of parameters");
                usage();
                System.exit(1);
            }
            fNameIn = args[1];
        } else if (op.equals("put") || op.equals("putXMP") || op.equals("putforce")) {
            if (args.length != 4) {
                System.out.print("\n\nERROR: incorrect number of parameters");
                usage();
                System.exit(1);
            }
            fNameIn = args[1];
            fNameOut = args[2];
            licenseShortName = args[3];
        } else {
            System.out.print("ERROR: operation not known (" + op + ")\n\n");
            usage();
            System.exit(1);
        }
    }

    try {
        PdfReader reader = new PdfReader(fNameIn);
        XmpManager xm = new XmpManager();
        byte[] xmpdata = reader.getMetadata();

        if (op.equals("showXMP") || op.equals("show")) {
            if (xmpdata == null) {
                System.out.print("No XMP Licensing info is present\n");
            } else {
                if (op.equals("showXMP")) {
                    String s = new String(xmpdata);
                    System.out.print(s);
                } else if (op.equals("show")) {
                    String s = new String(xmpdata);
                    xm.parseXmp(s);
                    //System.out.println(xm.getXmpString());
                    License currLic = xm.getLicenseInfo();
                    System.out.print("***************************\n");
                    System.out.print("XMP Licensing info:\n");
                    System.out.print("***************************\n");
                    System.out.print(currLic.toString());
                    System.out.print("\n");
                }
            }
        } else if (op.equals("showToc")) {
            PdfDictionary cat = reader.getCatalog();
            Set k = cat.getKeys();
            Object[] arr = k.toArray();
            for (int i = 0; i < arr.length; i++) {
                System.out.println(arr[i]);
            }
            //PdfObject p = cat.get(PdfName.METADATA);
            //System.out.println(p.getName());
            //System.out.println("/Metadata type="+p.type());

            //PRIndirectReference iref = (PRIndirectReference)p;
            //findAllObjects(reader, PdfReader.getPdfObject(obj), hits);

            /*
            HashMap map = reader.getInfo();
            Set keys = map.keySet();   
            Object []arr = keys.toArray();
            for (int i=0; i<arr.length; i++) {
               System.out.println(arr[i]);
            }
            */
        } else if (op.equals("put")) {
            CCLicense lic = new CCLicense(licenseShortName);
            if (xmpdata == null) {
                xm.createLicense(lic);
            } else {
                String s = new String(xmpdata);
                xm.parseXmp(s);
                xm.updateLicense(lic);
            }
            String xmpString = xm.getXmpString();
            FileOutputStream fos = new FileOutputStream(fNameOut);
            writeXmp(reader, fos, xmpString.getBytes());
        } else if (op.equals("putforce")) {
            CCLicense lic = new CCLicense(licenseShortName);
            xm.createLicense(lic);
            String xmpString = xm.getXmpString();
            FileOutputStream fos = new FileOutputStream(fNameOut);
            writeXmp(reader, fos, xmpString.getBytes());
        } else if (op.equals("putXMP")) {
            File f = new File(licenseShortName);
            int length = (int) f.length();
            FileInputStream fin = new FileInputStream(f);
            BufferedInputStream data = new BufferedInputStream(fin);
            byte[] xmp = new byte[length];
            data.read(xmp, 0, length);
            fin.close();

            FileOutputStream fos = new FileOutputStream(fNameOut);
            writeXmp(reader, fos, xmp);
        }
    } catch (DocumentException de) {
        System.err.println(de.getMessage());
    } catch (IOException ioe) {
        System.err.println(ioe.getMessage());
    } catch (LicenseException e) {
        System.err.println(e.getMessage());
    }

}

From source file:pdflicense.PdfLicenseManager.java

License:Open Source License

public void readFileInfo() throws IOException, LicenseException {
    reader = new PdfReader(new FileInputStream(fileIn));
    byte[] xmpdata = reader.getMetadata();
    // reset current license info
    currLic = null;/*  ww w . j  av a  2s  .c om*/

    if (xmpdata != null) {
        xmpText = new String(xmpdata);
        xm.parseXmp(xmpText);
        //System.out.println(xm.getXmpString());
        currLic = xm.getLicenseInfo();
        //         System.out.print("***************************\n");
        //         System.out.print("XMP Licensing info:\n");
        //         System.out.print("***************************\n");
        //         System.out.print(currLic.toString());
        //         System.out.print("\n");
    } else {
        xmpText = null;
    }
}

From source file:questions.forms.AddActionToField.java

public static void main(String[] args) {
    try {/*  w  ww.j  a v a  2  s . c  om*/
        PdfReader reader = new PdfReader(RESOURCE);
        PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(RESULT));
        AcroFields form = stamper.getAcroFields();
        Item fd = form.getFieldItem("Who");
        PdfDictionary dict = (PdfDictionary) PdfReader.getPdfObject((PdfObject) fd.getWidgetRef(0));
        PdfDictionary aa = dict.getAsDict(PdfName.AA);
        if (aa == null)
            aa = new PdfDictionary();
        aa.put(new PdfName("Fo"),
                PdfAction.javaScript("app.alert('Who has got the focus!?');", stamper.getWriter()));
        dict.put(PdfName.AA, aa);
        stamper.close();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (DocumentException e) {
        e.printStackTrace();
    }
}

From source file:questions.forms.AddFieldToExistingForm.java

public static void main(String[] args) {
    PdfReader reader;// w  w  w  .j a va2 s .  c o  m
    try {
        reader = new PdfReader(FORM);
        PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(RESULT));
        TextField tf = new TextField(stamper.getWriter(), new Rectangle(100, 760, 400, 785), "added_field");
        tf.setText("\u00e4\u00f4\u00df");
        tf.setOptions(TextField.READ_ONLY);
        stamper.addAnnotation(tf.getTextField(), 1);
        AcroFields form = stamper.getAcroFields();
        form.setField("Who", "\u00e4\u00f3\u00df\u00f4");
        stamper.close();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (DocumentException e) {
        e.printStackTrace();
    }
}

From source file:questions.forms.ChangeTextFieldAlignment.java

public static void main(String[] args) {
    try {// ww  w. j  a v a 2 s . c  om
        PdfReader reader = new PdfReader(RESOURCE);
        PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(RESULT));
        AcroFields form = stamper.getAcroFields();
        PdfDictionary dict = form.getFieldItem("Who").getMerged(0);
        dict.put(PdfName.Q, new PdfNumber(1));
        form.setField("Who", "Center of the World");
        stamper.close();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (DocumentException e) {
        e.printStackTrace();
    }
}

From source file:questions.forms.FillDynamicXfa.java

public static void main(String[] args) {
    try {// w  w w .jav a2s .com
        PdfReader reader = new PdfReader(RESOURCE_PDF);
        File file = new File(RESOURCE_DATA);
        byte[] data = new byte[(int) file.length()];
        FileInputStream is = new FileInputStream(file);
        int offset = 0;
        int numRead = 0;
        int datalength = data.length;
        while (offset < datalength && (numRead = is.read(data, offset, datalength - offset)) >= 0) {
            offset += numRead;
        }
        PdfDictionary root = reader.getCatalog();
        PdfDictionary acroform = root.getAsDict(PdfName.ACROFORM);
        PdfArray xfa = acroform.getAsArray(PdfName.XFA);
        for (int i = 0; i < xfa.size(); i += 2) {
            if ("datasets".equals(xfa.getAsString(i).toString())) {
                PRStream s = (PRStream) xfa.getAsStream(i + 1);
                s.setData(data);
            }
        }
        PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(RESULT));
        stamper.close();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (DocumentException e) {
        e.printStackTrace();
    }
}

From source file:questions.forms.FillDynamicXfa2.java

public static void main(String[] args) {
    try {//from  w  w w.j a  v a 2s  . c o m
        // getting new data from a "datasets" XML snippet
        File file = new File(RESOURCE_DATA);
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        dbf.setNamespaceAware(true);
        DocumentBuilder db = dbf.newDocumentBuilder();
        Document newdoc = db.parse(file);
        Element element = newdoc.getDocumentElement();
        NodeList nodelist = element.getElementsByTagNameNS("http://www.xfa.org/schema/xfa-data/1.0/", "data");
        Node newdata = nodelist.item(0);

        // replacing the XFA in an existing document
        PdfReader reader = new PdfReader(RESOURCE_PDF);
        XfaForm xfa = new XfaForm(reader);
        Document doc = xfa.getDomDocument();
        NodeList list = doc.getElementsByTagNameNS("http://www.xfa.org/schema/xfa-data/1.0/", "datasets");
        list.item(0).replaceChild(doc.importNode(newdata, true), list.item(0).getFirstChild());
        PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(RESULT));
        xfa.setDomDocument(doc);
        xfa.setChanged(true);
        XfaForm.setXfa(xfa, stamper.getReader(), stamper.getWriter());
        stamper.close();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (DocumentException e) {
        e.printStackTrace();
    } catch (ParserConfigurationException e) {
        e.printStackTrace();
    } catch (SAXException e) {
        e.printStackTrace();
    }
}

From source file:questions.forms.FillEnabledForm.java

public static void main(String[] args) {
    try {/*  w w w.  j  a  v a2s .c  om*/
        PdfReader reader = new PdfReader(ENABLED_FORM);
        PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(RESULT), '\0', true);
        AcroFields form = stamper.getAcroFields();
        form.setField("form1[0].#subform[0].Body[0].EmployeeName[0]", "Bruno Lowagie");
        form.setField("form1[0].#subform[0].Body[0].Address[0]", "Ad. Baeyensstraat 121");
        form.setField("form1[0].#subform[0].Body[0].ZipCode[0]", "9040");
        form.setField("form1[0].#subform[0].Body[0].Comments[0]",
                "The example FillEnabledForm shows how to prefill a Reader Enabled form preserving the user permissions.");
        stamper.close();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (DocumentException e) {
        e.printStackTrace();
    }
}

From source file:questions.forms.FillEnabledFormBreakEnabling.java

public static void main(String[] args) {
    try {// www .j  a  v  a  2s  . c  o m
        PdfReader reader = new PdfReader(ENABLED_FORM);
        PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(RESULT));
        AcroFields form = stamper.getAcroFields();
        form.setField("form1[0].#subform[0].Body[0].EmployeeName[0]", "Bruno Lowagie");
        form.setField("form1[0].#subform[0].Body[0].Address[0]", "Ad. Baeyensstraat 121");
        form.setField("form1[0].#subform[0].Body[0].ZipCode[0]", "9040");
        form.setField("form1[0].#subform[0].Body[0].Comments[0]",
                "The example FillEnabledForm shows how NOT to prefill a Reader Enabled form. "
                        + "Using this code snippet will lead to a Reader warning saying: \"This document "
                        + "contained certain rights to enable special features in Adobe Reader. The document "
                        + "has been changed since it was created and these rights are no longer valid. Please "
                        + "contact the author for the original version of this document.\" You could also "
                        + "search the examples on http://1t3xt.info/examples/ to find out the correct way "
                        + "to fill a Reader Enabled form using iText.");
        stamper.close();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (DocumentException e) {
        e.printStackTrace();
    }
}