Examples of org.jpedal.objects.PdfFileInformation

org.jpedal.objects.PdfFileInformation

Added as a repository to store PDF file metadata (both legacy fields and XML metadata) in so that it can be accesed.
Please see org.jpedal.examples (especially SimpleViewer) for example code.

    if (commonValues.isPDF() && ((decode_pdf.isOpen() || !commonValues.isPDF() || decode_pdf.getJPedalObject(PdfDictionary.Linearized)!=null))) {


            /**
       * get PRODUCER and if OCR disable text printing
       */
      PdfFileInformation currentFileInformation=decode_pdf.getFileInformationData();


      /**switch all on by default*/
      decode_pdf.setRenderMode(PdfDecoder.RENDERIMAGES+PdfDecoder.RENDERTEXT);


      String[] values=currentFileInformation.getFieldValues();
      String[] fields=currentFileInformation.getFieldNames();


      /** holding all creators that produce OCR pdf's */
      String[] ocr = {"TeleForm","dgn2pdf"};


      for(int i=0;i<fields.length;i++){

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  /**
   * show document properties
   */
  private JScrollPane getPropertiesBox(String file, String path, String user_dir, long size, int pageCount,int currentPage) {


    PdfFileInformation currentFileInformation=decode_pdf.getFileInformationData();


    /**get the Pdf file information object to extract info from*/
    if(currentFileInformation!=null){


      JPanel details=new JPanel();
      details.setOpaque(true);
      details.setBackground(Color.white);
      details.setLayout(new BoxLayout(details, BoxLayout.Y_AXIS));


      JScrollPane scrollPane=new JScrollPane();
      scrollPane.setPreferredSize(new Dimension(400,300));
      scrollPane.getViewport().add(details);
      scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
      scrollPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);


      //general details
      JLabel header1=new JLabel(Messages.getMessage("PdfViewerGeneral"));
      header1.setFont(headFont);
      header1.setOpaque(false);
      details.add(header1);


      JLabel g1=new JLabel(Messages.getMessage("PdfViewerFileName")+file);
      g1.setFont(textFont);
      g1.setOpaque(false);
      details.add(g1);


      JLabel g2=new JLabel(Messages.getMessage("PdfViewerFilePath")+path);
      g2.setFont(textFont);
      g2.setOpaque(false);
      details.add(g2);


      JLabel g3=new JLabel(Messages.getMessage("PdfViewerCurrentWorkingDir")+ ' ' +user_dir);
      g3.setFont(textFont);
      g3.setOpaque(false);
      details.add(g3);


      JLabel g4=new JLabel(Messages.getMessage("PdfViewerFileSize")+size+" K");
      g4.setFont(textFont);
      g4.setOpaque(false);
      details.add(g4);


      JLabel g5=new JLabel(Messages.getMessage("PdfViewerPageCount")+pageCount);
      g5.setOpaque(false);
      g5.setFont(textFont);
      details.add(g5);




      String g6Text="PDF "+decode_pdf.getPDFVersion();


            //add in if Linearized
            if(this.decode_pdf.getJPedalObject(PdfDictionary.Linearized)!=null)
                g6Text=g6Text+" ("+Messages.getMessage("PdfViewerLinearized.text")+") ";


            JLabel g6=new JLabel(g6Text);
      g6.setOpaque(false);
      g6.setFont(textFont);
      details.add(g6);


      details.add(Box.createVerticalStrut(10));


      //general details
      JLabel header2=new JLabel(Messages.getMessage("PdfViewerProperties"));
      header2.setFont(headFont);
      header2.setOpaque(false);
      details.add(header2);


      //get the document properties
      String[] values=currentFileInformation.getFieldValues();
      String[] fields=currentFileInformation.getFieldNames();


      //add to list and display
      int count=fields.length;


      JLabel[] displayValues=new JLabel[count];

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      }


      /**
       * optional tab for new XML style info
       */
      PdfFileInformation currentFileInformation=decode_pdf.getFileInformationData();
      String xmlText=currentFileInformation.getFileXMLMetaData();
      if(xmlText.length()>0){
        tabbedPane.add(getXMLInfoBox(xmlText));
        tabbedPane.setTitleAt(nextTab, "XML");
      }

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      System.out.println("Or get support/consultancy");
      
    }
  
    /**get the Pdf file information object to extract info from*/
    PdfFileInformation currentFileInformation=decode_pdf.getFileInformationData();
    
    /**get the document properties*/
    String[] values=currentFileInformation.getFieldValues();
    String[] fields=currentFileInformation.getFieldNames();
    
    /**display*/
    int count=fields.length;
    
    System.out.println("Fields");
    System.out.println("======");
    for(int i=0;i<count;i++){
      System.out.println(fields[i]+" = "+values[i]);
    }  
    
    /**get and show any metadata*/
    System.out.println("\nMetadata");
    System.out.println("======");
    System.out.println(currentFileInformation.getFileXMLMetaData());


    /**close the pdf file*/
    decode_pdf.closePdfFile();
  }

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Related Classes of org.jpedal.objects.PdfFileInformation

org.jpedal.examples.ShowDocumentProperties

org.jpedal.examples.simpleviewer.Commands

org.jpedal.examples.simpleviewer.gui.SwingGUI

org.jpedal.io.DecryptionFactory

org.jpedal.io.ObjectDecoder

org.jpedal.io.PdfFileReader

org.jpedal.objects.raw.MetadataObject

org.jpedal.objects.raw.PdfObject

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