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Fwd: HTMLEditorKit Reading Problems

All,

My desperate cry for help was a bit premature. As it turns out, the
code reads very simple HTML files, but seems to choke on complex files
with lots of tags. Perhaps this will resolve as I add more
functionality.

Thanks,

Mark

Begin forwarded message:

> From: email@hidden
> Date: April 24, 2004 6:23:37 PM EDT
> To: email@hidden
> Subject: HTMLEditorKit Reading Problems
>
> Hi,
>
> We are developing an HTML Editor and are trying examples out of
> different books. The most appealing code is in Swing 2 by Robinson
> and Vorobiev. The code reads text files without difficulty.
> Unfortunately the code always breaks reading HTML files.
>
> The example (20.1) declares and intializes the key variables at class
> level:
> // Make sure we install the editor kit before creating
> // the initial document.
> m_editor = new JTextPane();
> m_kit = new HTMLEditorKit();
> m_editor.setEditorKit(m_kit);
>
> All works fine until I reach the method that reads in HTML documents.
>
> try
> {
> InputStream in = new FileInputStream(m_currentFile);
> m_doc = (HTMLDocument) m_kit.createDefaultDocument();
> m_kit.read(in, m_doc, 0); // Code breaks here!!!
> m_context = m_doc.getStyleSheet();
> m_editor.setDocument(m_doc);
> in.close();
> } catch (Exception ex)
> {
> showError(ex, "Error reading file " + m_currentFile);
> }
>
> When I debug, I can confirm that the file names and paths are OK and
> that the input stream is not null. The kit throws a mysterious
> javax.swing.text.ChangedCharSetException
> at
> javax.swing.text.html.parser.DocumentParser.handleEmptyTag(DocumentPars
> er.java:169)...
>
> I have no idea how to deal with the exception.
>
> Any help will be greatly appreciated!
>
> Mark
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