Package org.apache.poi.poifs.filesystem

Examples of org.apache.poi.poifs.filesystem.DocumentEntry

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        }

        //do Ole stuff
        _filesystem = new POIFSFileSystem(istream);

        DocumentEntry headerProps =
            (DocumentEntry)_filesystem.getRoot().getEntry("WordDocument");

        _mainDocument = new byte[headerProps.getSize()];
        _filesystem.createDocumentInputStream("WordDocument").read(_mainDocument);

        _fib = new FileInformationBlock(_mainDocument);

        initTableStream();
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        List results = new ArrayList(1);

        //do Ole stuff
        POIFSFileSystem filesystem = new POIFSFileSystem(istream);

        DocumentEntry headerProps =
            (DocumentEntry)filesystem.getRoot().getEntry("WordDocument");

        byte[] mainDocument = new byte[headerProps.getSize()];
        filesystem.createDocumentInputStream("WordDocument").read(mainDocument);

        FileInformationBlock fib = new FileInformationBlock(mainDocument);

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        else
        {
          tablename="0Table";
        }

        DocumentEntry tableEntry = (DocumentEntry)_filesystem.getRoot().getEntry(tablename);

        //load the table stream into a buffer
        int size = tableEntry.getSize();
        _tableBuffer = new byte[size];
        _filesystem.createDocumentInputStream(tablename).read(_tableBuffer);
    }
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        /* Read the summary information. */
        DirectoryEntry dir = poifs.getRoot();
        SummaryInformation si;
        try
        {
            DocumentEntry siEntry = (DocumentEntry)
                dir.getEntry(SummaryInformation.DEFAULT_STREAM_NAME);
            DocumentInputStream dis = new DocumentInputStream(siEntry);
            PropertySet ps = new PropertySet(dis);
            dis.close();
            si = new SummaryInformation(ps);
        }
        catch (FileNotFoundException ex)
        {
            /* There is no summary information yet. We have to create a new
             * one. */
            si = PropertySetFactory.newSummaryInformation();
        }

        /* Change the author to "Rainer Klute". Any former author value will
         * be lost. If there has been no author yet, it will be created. */
        si.setAuthor("Rainer Klute");
        System.out.println("Author changed to " + si.getAuthor() + ".");


        /* Handling the document summary information is analogous to handling
         * the summary information. An additional feature, however, are the
         * custom properties. */

        /* Read the document summary information. */
        DocumentSummaryInformation dsi;
        try
        {
            DocumentEntry dsiEntry = (DocumentEntry)
                dir.getEntry(DocumentSummaryInformation.DEFAULT_STREAM_NAME);
            DocumentInputStream dis = new DocumentInputStream(dsiEntry);
            PropertySet ps = new PropertySet(dis);
            dis.close();
            dsi = new DocumentSummaryInformation(ps);
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    // Sort out the hpsf properties
  super(directory, pfilesystem);
    readProperties();
   
    // read in the main stream.
    DocumentEntry documentProps = (DocumentEntry)
       directory.getEntry("WordDocument");
    _mainStream = new byte[documentProps.getSize()];
   
    directory.createDocumentInputStream("WordDocument").read(_mainStream);

    // use the fib to determine the name of the table stream.
    _fib = new FileInformationBlock(_mainStream);

    String name = "0Table";
    if (_fib.isFWhichTblStm())
    {
      name = "1Table";
    }

    // Grab the table stream.
    DocumentEntry tableProps;
  try {
    tableProps =
      (DocumentEntry)directory.getEntry(name);
  } catch(FileNotFoundException fnfe) {
    throw new IllegalStateException("Table Stream '" + name + "' wasn't found - Either the document is corrupt, or is Word95 (or earlier)");
  }

    // read in the table stream.
    _tableStream = new byte[tableProps.getSize()];
    directory.createDocumentInputStream(name).read(_tableStream);

    _fib.fillVariableFields(_mainStream, _tableStream);

    // read in the data stream.
    try
    {
      DocumentEntry dataProps =
          (DocumentEntry)directory.getEntry("Data");
      _dataStream = new byte[dataProps.getSize()];
      filesystem.createDocumentInputStream("Data").read(_dataStream);
    }
    catch(java.io.FileNotFoundException e)
    {
        _dataStream = new byte[0];
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   * @throws IOException
   */
  private void readPowerPointStream() throws IOException
  {
    // Get the main document stream
    DocumentEntry docProps =
      (DocumentEntry)directory.getEntry("PowerPoint Document");

    // Grab the document stream
    _docstream = new byte[docProps.getSize()];
    directory.createDocumentInputStream("PowerPoint Document").read(_docstream);
  }
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   */
  private void readPictures() throws IOException {
    byte[] pictstream;

    try {
      DocumentEntry entry = (DocumentEntry)directory.getEntry("Pictures");
      pictstream = new byte[entry.getSize()];
      DocumentInputStream is = directory.createDocumentInputStream("Pictures");
      is.read(pictstream);
    } catch (FileNotFoundException e){
      // Silently catch exceptions if the presentation doesn't
      //  contain pictures - will use a null set instead
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    chunkFactory = new ChunkFactory(11);

    FileInputStream fin = new FileInputStream(filename);
    filesystem = new POIFSFileSystem(fin);
   
    DocumentEntry docProps =
      (DocumentEntry)filesystem.getRoot().getEntry("VisioDocument");

    // Grab the document stream
    contents = new byte[docProps.getSize()];
    filesystem.createDocumentInputStream("VisioDocument").read(contents);
  }
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      POIFSFileSystem filesystem = new POIFSFileSystem(new FileInputStream(
        new File(filename)));

      DocumentEntry documentProps =
        (DocumentEntry) filesystem.getRoot().getEntry("WordDocument");
      _mainStream = new byte[documentProps.getSize()];
      filesystem.createDocumentInputStream("WordDocument").read(_mainStream);

      // use the fib to determine the name of the table stream.
      _fib = new FileInformationBlock(_mainStream);

      String name = "0Table";
      if (_fib.isFWhichTblStm())
      {
        name = "1Table";
      }

      // read in the table stream.
      DocumentEntry tableProps =
        (DocumentEntry) filesystem.getRoot().getEntry(name);
      _tableStream = new byte[tableProps.getSize()];
      filesystem.createDocumentInputStream(name).read(_tableStream);

      _fib.fillVariableFields(_mainStream, _tableStream);
    }
    catch (Throwable t)
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    chunkFactory = new ChunkFactory(11);

    FileInputStream fin = new FileInputStream(filename);
    POIFSFileSystem filesystem = new POIFSFileSystem(fin);
   
    DocumentEntry docProps =
      (DocumentEntry)filesystem.getRoot().getEntry("VisioDocument");

    // Grab the document stream
    contents = new byte[docProps.getSize()];
    filesystem.createDocumentInputStream("VisioDocument").read(contents);
  }
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  • org.apache.poi.hdf.extractor.WordDocument
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