/**
* Extracts text from an HTML document and stores it in the document.
*
* @param filesInputStream An input stream pointing to the HTML document to be read.
* @throws BadLocationException
* @throws IOException
*/
private static char[] loadHTML(InputStream filesInputStream)
throws IOException, BadLocationException {
EditorKit kit = new HTMLEditorKit();
HTMLDocument doc = (HTMLDocument) kit.createDefaultDocument();
doc.putProperty("IgnoreCharsetDirective", true);
kit.read(filesInputStream, doc, 0);
char[] origText = doc.getText(0, doc.getLength()).toCharArray();
return origText;
}
private void updateEditorKit(final EditorKit kit) {
if (editorKit != null) {
editorKit.deinstall(this);
}
EditorKit oldEditorKit = editorKit;
if (kit != null) {
kit.install(this);
}
editorKit = kit;
firePropertyChange("editorKit", oldEditorKit, kit);
}
@Override
protected void saveFromKitToStream(StyledDocument doc, EditorKit kit, OutputStream out)
throws IOException, BadLocationException {
// Detect the encoding, using UTF8 if the encoding is not set.
String enc = EncodingUtil.detectEncoding(doc);
if (enc == null) {
enc = "UTF8"; // NOI18N
}
try {
// Test the encoding on a dummy stream.
new OutputStreamWriter(new ByteArrayOutputStream(1), enc);
// If that worked, we can go ahead with the encoding.
Writer writer = new OutputStreamWriter(out, enc);
kit.write(writer, doc, 0, doc.getLength());
} catch (UnsupportedEncodingException uee) {
// Safest option is to write nothing, preserving the original file.
IOException ioex = new IOException("Unsupported encoding " + enc); // NOI18N
ErrorManager.getDefault()
.annotate(
ioex,
NbBundle.getMessage(
WadlEditorSupport.class, "MSG_WadlEditorSupport_Unsupported_Encoding", enc));
throw ioex;
}
}
public void read(final InputStream stream, final Object type) throws IOException {
if (type instanceof String) {
setContentType((String) type);
}
try {
Document doc = getDocument();
doc.putProperty(StringConstants.IGNORE_CHARSET_DIRECTIVE, Boolean.TRUE);
editorKit.read(new InputStreamReader(stream), doc, 0);
} catch (BadLocationException e) {
}
}
private void documentLoading(final InputStream str, final Document doc, final URL url)
throws IOException {
try {
editorKit.read(str, doc, 0);
} catch (ChangedCharSetException e) {
try {
doc.putProperty(StringConstants.IGNORE_CHARSET_DIRECTIVE, Boolean.TRUE);
doc.remove(0, doc.getLength());
final String htmlAttribute = e.getCharSetSpec();
final int charSetIndex = htmlAttribute.lastIndexOf("charset=");
if (charSetIndex >= 0) {
String charSet = htmlAttribute.substring(charSetIndex + 8);
InputStreamReader reader =
new InputStreamReader(url.openStream(), Charset.forName(charSet));
editorKit.read(reader, doc, 0);
}
} catch (BadLocationException e1) {
}
} catch (BadLocationException e) {
}
}
public void setPage(final URL page) throws IOException {
if (page == null) {
throw new IOException(Messages.getString("swing.03", "Page")); // $NON-NLS-1$ //$NON-NLS-2$
}
String url = page.toString();
String baseUrl = getBaseURL(url);
Document oldDoc = getDocument();
if (baseUrl != null
&& oldDoc != null
&& baseUrl.equals(oldDoc.getProperty(Document.StreamDescriptionProperty))) {
scrollToReference(page.getRef());
return;
}
InputStream stream = getStream(page);
if (stream == null) {
return;
}
Document newDoc = editorKit.createDefaultDocument();
// Perhaps, it is reasonable only for HTMLDocument...
if (newDoc instanceof HTMLDocument) {
newDoc.putProperty(Document.StreamDescriptionProperty, baseUrl);
newDoc.putProperty(StringConstants.IGNORE_CHARSET_DIRECTIVE, new Boolean(false));
try {
((HTMLDocument) newDoc).setBase(new URL(baseUrl));
} catch (IOException e) {
}
}
// TODO Asynch loading doesn't work with completely.
// Also page property change event is written incorrectly now
// (at the asynchrounous loading), because loading may not be
// completed.
// int asynchronousLoadPriority = getAsynchronousLoadPriority(newDoc);
int asynchronousLoadPriority = -1;
if (asynchronousLoadPriority >= 0) {
setDocument(newDoc);
AsynchLoad newThread = new AsynchLoad(asynchronousLoadPriority, stream, page);
newThread.start();
if (newThread.successfulLoading) {
changePage(page);
}
} else {
try {
documentLoading(stream, newDoc, page);
stream.close();
setDocument(newDoc);
changePage(page);
} catch (IOException e) {
}
}
}
// DefaultEditorKit does not provide a view factory. The private
// class JEditorPane.PlainEditorKit does the exact same thing.
public ViewFactory getViewFactory() {
ViewFactory ret = delegate.getViewFactory();
if (ret != null) {
if (Settings.debug) System.err.println("Delegating getViewFactory: " + ret);
return ret;
} else {
if (Settings.debug) System.err.println("Providing own view factory");
return new ViewFactory() {
public View create(Element elem) {
return new WrappedPlainView(elem);
}
};
}
}
private Action getAction(String key) {
if (key == null) {
return null;
}
// Try to find the action from kit.
EditorKit kit = editorPane.getEditorKit();
if (kit == null) { // kit is cleared in closeDocument()
return null;
}
Action[] actions = kit.getActions();
for (int i = 0; i < actions.length; i++) {
if (key.equals(actions[i].getValue(Action.NAME))) {
return actions[i];
}
}
return null;
}
@Override
protected void loadFromStreamToKit(StyledDocument doc, InputStream in, EditorKit kit)
throws IOException, BadLocationException {
// Detect the encoding to get optimized reader if UTF-8.
String enc = EncodingUtil.detectEncoding(in);
if (enc == null) {
enc = "UTF8"; // NOI18N
}
try {
Reader reader = new InputStreamReader(in, enc);
kit.read(reader, doc, 0);
} catch (CharConversionException cce) {
} catch (UnsupportedEncodingException uee) {
}
}
public final String getContentType() {
return ((editorKit != null) ? editorKit.getContentType() : null);
}
// Here's where the font is set on the editor pane, and we also keep
// track of the panes in use for future font updates.
public void install(JEditorPane pane) {
if (Settings.debug) System.err.println("Installing kit into pane");
delegate.install(pane);
panes.add(pane);
pane.setFont(Settings.font);
}
public void write(Writer wr, Document doc, int pos, int length)
throws IOException, BadLocationException {
if (Settings.debug) System.err.println("Delegating write to Writer");
delegate.write(wr, doc, pos, length);
}
public void write(OutputStream os, Document doc, int pos, int length)
throws IOException, BadLocationException {
if (Settings.debug) System.err.println("Delegating write to OutputStream");
delegate.write(os, doc, pos, length);
}
public void read(Reader rd, Document doc, int pos) throws IOException, BadLocationException {
if (Settings.debug) System.err.println("Delegating read from Reader");
delegate.read(rd, doc, pos);
}
public void read(InputStream is, Document doc, int pos) throws IOException, BadLocationException {
if (Settings.debug) System.err.println("Delegating read from InputStream");
delegate.read(is, doc, pos);
}
public Document createDefaultDocument() {
Document ret = delegate.createDefaultDocument();
if (Settings.debug) System.err.println("Delegating createDefaultDocument: " + ret);
return ret;
}
public Caret createCaret() {
if (Settings.debug) System.err.println("Delegating createCaret");
return delegate.createCaret();
}
public Action[] getActions() {
if (Settings.debug) System.err.println("Delegating getActions");
return delegate.getActions();
}
// Delegated methods:
public String getContentType() {
String ret = delegate.getContentType();
if (Settings.debug) System.err.println("Delegating getContentType: " + ret);
return ret;
}
private void updateDocument(final EditorKit kit) {
if (kit != null) {
setDocument(kit.createDefaultDocument());
}
}
public void deinstall(JEditorPane pane) {
if (Settings.debug) System.err.println("Deinstalling kit from pane");
panes.remove(pane);
delegate.deinstall(pane);
}
public void addMessage(ChatMessage message) {
boolean isSendingContent = message.getMessage().equals(ChatConstants.SENT_CONTENT_TAG);
boolean isReceivingContent = message.getMessage().equals(ChatConstants.RECEIVE_CONTENT_TAG);
if (!isSendingContent && !isReceivingContent) {
EmoticonHandler.processMessage(message);
}
text = new StringBuilder();
String formattedTime = formatter.format(message.getTime());
String color = colors.get(message.getSender().getEmail());
color = color == null ? REMOTE_USER_COLOR : color;
if (lastMessage == null
|| !lastMessage.getSender().equals(message.getSender())
|| isSendingContent
|| isReceivingContent) {
text.append(BR);
text.append(TABLE_OPEN);
text.append(TR_DEFAULT);
text.append(color);
text.append(MAJOR_TAG);
if (isReceivingContent) {
text.append(TD_WIDTH_RECEIVING_COINTENT);
} else {
text.append(TD_USER_WRITER);
}
text.append(FONT_OPEN_SIZE_11);
text.append(filter(message));
text.append(FONT_CLOSE);
text.append(TD_CLOSE);
text.append(TD_TIME_USER_WRITER);
text.append(FONT_OPEN_SIZE_10);
text.append(formattedTime);
text.append(FONT_CLOSE);
text.append(TD_CLOSE);
text.append(TR_CLOSE);
text.append(TABLE_CLOSE);
} else {
if (!isReceivingContent && !isSendingContent && !wasReceivedAlert && !wasSenderdAlert) {
text.append(TABLE_OPEN);
text.append(TR_OPEN);
text.append(TD_SPACE);
text.append(TD_CLOSE);
text.append(TD_TIME);
text.append(color);
text.append(MAJOR_TAG);
text.append(DIV_TAG);
text.append(FONT_OPEN_SIZE_10);
text.append(formattedTime);
text.append(DIV_CLOSE);
text.append(FONT_CLOSE);
text.append(TD_CLOSE);
text.append(TR_CLOSE);
text.append(TABLE_CLOSE);
}
}
text.append(TABLE_OPEN);
text.append(TR_OPEN);
text.append(TD_MESSAGE);
text.append(FONT_OPEN_SIZE_13);
text.append(message.getMessage());
text.append(FONT_CLOSE);
text.append(TD_CLOSE);
text.append(TR_CLOSE);
text.append(TABLE_CLOSE);
this.lastMessage = message;
try {
int length = area.getDocument().getLength();
Reader r = new StringReader(text.toString());
EditorKit kit = area.getEditorKit();
kit.read(r, area.getDocument(), length);
} catch (IOException e) {
LOG.error(e, e);
} catch (BadLocationException e) {
LOG.error(e, e);
}
scrolled = true;
wasReceivedAlert = isReceivingContent;
wasSenderdAlert = isSendingContent;
}