public static void main(String[] args) throws Exception {
   String sourceUrlString = "data/test.html";
   if (args.length == 0)
     System.err.println("Using default argument of \"" + sourceUrlString + '"');
   else sourceUrlString = args[0];
   if (sourceUrlString.indexOf(':') == -1) sourceUrlString = "file:" + sourceUrlString;
   StreamedSource streamedSource = new StreamedSource(new URL(sourceUrlString));
   // streamedSource.setBuffer(new char[65000]); // uncomment this to use a fixed buffer size
   Writer writer = null;
   try {
     writer =
         new OutputStreamWriter(
             new FileOutputStream("StreamedSourceCopyOutput.html"), streamedSource.getEncoding());
     System.out.println("Processing segments:");
     int lastSegmentEnd = 0;
     for (Segment segment : streamedSource) {
       System.out.println(segment.getDebugInfo());
       if (segment.getEnd() <= lastSegmentEnd)
         continue; // if this tag is inside the previous tag (e.g. a server tag) then ignore it as
                   // it was already output along with the previous tag.
       lastSegmentEnd = segment.getEnd();
       if (segment instanceof Tag) {
         Tag tag = (Tag) segment;
         // HANDLE TAG
         // Uncomment the following line to ensure each tag is valid XML:
         // writer.write(tag.tidy()); continue;
       } else if (segment instanceof CharacterReference) {
         CharacterReference characterReference = (CharacterReference) segment;
         // HANDLE CHARACTER REFERENCE
         // Uncomment the following line to decode all character references instead of copying them
         // verbatim:
         // characterReference.appendCharTo(writer); continue;
       } else {
         // HANDLE PLAIN TEXT
       }
       // unless specific handling has prevented getting to here, simply output the segment as is:
       writer.write(segment.toString());
     }
     writer.close();
     System.err.println(
         "\nA copy of the source document has been output to StreamedSourceCopyOuput.html");
   } catch (Exception ex) {
     if (writer != null)
       try {
         writer.close();
       } catch (IOException ex2) {
       }
     throw ex;
   }
 }
예제 #2
0
    @Override
    @SuppressWarnings("SleepWhileHoldingLock")
    public void run() {
      try {
        // initialize the statusbar
        status.removeAll();
        JProgressBar progress = new JProgressBar();
        progress.setMinimum(0);
        progress.setMaximum(doc.getLength());
        status.add(progress);
        status.revalidate();

        // start writing
        Writer out = new FileWriter(f);
        Segment text = new Segment();
        text.setPartialReturn(true);
        int charsLeft = doc.getLength();
        int offset = 0;
        while (charsLeft > 0) {
          doc.getText(offset, Math.min(4096, charsLeft), text);
          out.write(text.array, text.offset, text.count);
          charsLeft -= text.count;
          offset += text.count;
          progress.setValue(offset);
          try {
            Thread.sleep(10);
          } catch (InterruptedException e) {
            Logger.getLogger(FileSaver.class.getName()).log(Level.SEVERE, null, e);
          }
        }
        out.flush();
        out.close();
      } catch (IOException e) {
        final String msg = e.getMessage();
        SwingUtilities.invokeLater(
            new Runnable() {

              public void run() {
                JOptionPane.showMessageDialog(
                    getFrame(),
                    "Could not save file: " + msg,
                    "Error saving file",
                    JOptionPane.ERROR_MESSAGE);
              }
            });
      } catch (BadLocationException e) {
        System.err.println(e.getMessage());
      }
      // we are done... get rid of progressbar
      status.removeAll();
      status.revalidate();
    }