Example usage for javax.swing.text Document getLength

Introduction

In this page you can find the example usage for javax.swing.text Document getLength.

Prototype

public int getLength();

Source Link

Document

Returns number of characters of content currently in the document.

Usage

From source file:org.paxle.desktop.impl.event.MultipleChangesListener.java

private void setState(final Object comp, final long when, final boolean init) {
    if (comp instanceof Document) {
        final Document doc = (Document) comp;
        try {/*from  www .  j a va  2  s .c  o  m*/
            setState(doc, doc.getText(0, doc.getLength()), when, init);
        } catch (BadLocationException e) {
            e.printStackTrace();
        }
    } else {
        final Class<?> clazz = comp.getClass();
        final int eidx = getEntryIndex(clazz);
        if (eidx < 0)
            throw new RuntimeException(
                    "component '" + comp.getClass().getName() + "' not supported for monitoring");
        try {
            setState(comp, clazz.getMethod(GET_VALUES[eidx]).invoke(comp), when, init);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

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From source file:org.photovault.swingui.PhotoInfoEditor.java

/**
 DocumentEvent is generated when text field (or to be more exact, its 
 document) is modified./*from   w  ww  .j a va 2 s .c  o m*/
 @param ev The DocumentEvent describing the change.
 */
public void insertUpdate(DocumentEvent ev) {
    Document changedDoc = ev.getDocument();
    PhotoInfoFields changedField = (PhotoInfoFields) changedDoc.getProperty(FIELD);
    Set fieldValues = ctrl.getFieldValues(changedField);
    /* Avoid emptying model when the field has multiple values
       in the model.
    */
    Object value = getField(changedField);
    StringBuffer debugMsg = new StringBuffer();
    debugMsg.append("insertUpdate ").append(changedField).append(": ").append(value);
    debugMsg.append("\nOld values: [");
    boolean first = true;
    for (Object oldValue : fieldValues) {
        if (!first)
            debugMsg.append(", ");
        debugMsg.append(oldValue);
        first = false;
    }
    debugMsg.append("]");
    log.debug(debugMsg.toString());

    if ((fieldValues.size() == 1 && !fieldValues.iterator().next().equals(value))
            || (fieldValues.size() != 1 && changedDoc.getLength() > 0)) {
        ctrl.viewChanged(this, changedField, value);
    }
}

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From source file:org.python.pydev.core.docutils.StringUtils.java

/**
 * Given some html, extracts its text./*from w  ww .ja  v  a  2  s . c o m*/
 */
public static String extractTextFromHTML(String html) {
    try {
        EditorKit kit = new HTMLEditorKit();
        Document doc = kit.createDefaultDocument();

        // The Document class does not yet handle charset's properly.
        doc.putProperty("IgnoreCharsetDirective", Boolean.TRUE);

        // Create a reader on the HTML content.
        Reader rd = new StringReader(html);

        // Parse the HTML.
        kit.read(rd, doc, 0);

        //  The HTML text is now stored in the document
        return doc.getText(0, doc.getLength());
    } catch (Exception e) {
    }
    return "";
}

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From source file:org.silverpeas.core.index.indexing.parser.rtfParser.RtfParser.java

public void outPutContent(Writer out, String path, String encoding) throws IOException {

    FileInputStream in = null;//  w  w w  . j av  a2  s .  c  o  m
    try {
        in = new FileInputStream(path);
        byte[] buffer = new byte[in.available()];
        in.read(buffer, 0, in.available());

        // RTF always uses ASCII, so we don't need to care about the encoding
        String input = new String(buffer);

        String result = null;
        try {
            // use build in RTF parser from Swing API
            RTFEditorKit rtfEditor = new RTFEditorKit();
            Document doc = rtfEditor.createDefaultDocument();
            rtfEditor.read(new StringReader(input), doc, 0);

            result = doc.getText(0, doc.getLength());
        } catch (Exception e) {
            SilverTrace.warn("indexing", "RtfParser.outPutContent()", "", e);
        }
        out.write(result);
    } finally {
        IOUtils.closeQuietly(in);
    }
}

---

From source file:org.silverpeas.search.indexEngine.parser.rtfParser.RtfParser.java

public void outPutContent(Writer out, String path, String encoding) throws IOException {

    FileInputStream in = null;/*from  w w  w  . j  a  va 2s.  com*/
    try {
        in = new FileInputStream(path);
        byte[] buffer = new byte[in.available()];
        in.read(buffer, 0, in.available());

        // RTF always uses ASCII, so we don't need to care about the encoding
        String input = new String(buffer);

        // workaround to remove RTF keywords that cause a NPE in Java 1.4
        // this is a known bug in Java 1.4 that was fixed in 1.5
        // please see http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=5042109 for
        // the official bug report
        // input = TS_REMOVE_PATTERN.matcher(input).replaceAll("");

        String result = null;
        try {
            // use build in RTF parser from Swing API
            RTFEditorKit rtfEditor = new RTFEditorKit();
            Document doc = rtfEditor.createDefaultDocument();
            rtfEditor.read(new StringReader(input), doc, 0);

            result = doc.getText(0, doc.getLength());
        } catch (Exception e) {
            SilverTrace.warn("indexEngine", "RtfParser.outPutContent()", "", e);
        }

        SilverTrace.debug("indexEngine", "RtfParser.outPutContent", "root.MSG_GEN_EXIT_METHOD", result);

        out.write(result);
    } finally {
        IOUtils.closeQuietly(in);
    }
}

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From source file:processing.app.EditorTab.java

/**
 * Replace the entire contents of this tab.
 *//*from w  w w .j a v a2 s  .c  om*/
public void setText(String what) {
    // Remove all highlights, since these will all end up at the start of the
    // text otherwise. Preserving them is tricky, so better just remove them.
    textarea.removeAllLineHighlights();
    // Set the caret update policy to NEVER_UPDATE while completely replacing
    // the current text. Normally, the caret tracks inserts and deletions, but
    // replacing the entire text will always make the caret end up at the end,
    // which isn't really useful. With NEVER_UPDATE, the caret will just keep
    // its absolute position (number of characters from the start), which isn't
    // always perfect, but the best we can do without making a diff of the old
    // and new text and some guesswork.
    // Note that we cannot use textarea.setText() here, since that first removes
    // text and then inserts the new text. Even with NEVER_UPDATE, the caret
    // always makes sure to stay valid, so first removing all text makes it
    // reset to 0. Also note that simply saving and restoring the caret position
    // will work, but then the scroll position might change in response to the
    // caret position.
    DefaultCaret caret = (DefaultCaret) textarea.getCaret();
    int policy = caret.getUpdatePolicy();
    caret.setUpdatePolicy(DefaultCaret.NEVER_UPDATE);
    try {
        Document doc = textarea.getDocument();
        int oldLength = doc.getLength();
        // The undo manager already seems to group the insert and remove together
        // automatically, but better be explicit about it.
        textarea.beginAtomicEdit();
        try {
            doc.insertString(oldLength, what, null);
            doc.remove(0, oldLength);
        } catch (BadLocationException e) {
            System.err.println("Unexpected failure replacing text");
        } finally {
            textarea.endAtomicEdit();
        }
    } finally {
        caret.setUpdatePolicy(policy);
    }
}

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From source file:qic.ui.ConfigPanel.java

private void saveAndReloadConfig() {
    try {/*from w w  w  . j av a2  s  .  c o  m*/
        // directly calling getText() from TextArea is causing bad values, probably swing quirks
        Document document = textArea.getDocument();
        Util.overwriteFile(CONFIG_PROPERTIES_FILENAME, document.getText(0, document.getLength()));
        Config.loadConfig();
    } catch (BadLocationException | IOException e) {
        logger.error("Error while saving to " + CONFIG_PROPERTIES_FILENAME);
        showError(e);
    }
}

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From source file:qic.ui.GuildPanel.java

void save() {
    try {/*w ww . jav a  2 s .co  m*/
        // directly calling getText() from TextArea is causing bad values, probably swing quirks
        Document document = textArea.getDocument();
        String content = document.getText(0, document.getLength());
        Util.overwriteFile(GUILD_LIST_FILENAME, content);
    } catch (BadLocationException | IOException e) {
        logger.error("Error while saving to " + GUILD_LIST_FILENAME);
        showError(e);
    }
}

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From source file:sernet.gs.ui.rcp.gsimport.TransferData.java

public static String convertRtf(String notizText) throws IOException, BadLocationException {
    StringReader reader = new StringReader(notizText);
    RTFEditorKit kit = new RTFEditorKit();
    Document document = kit.createDefaultDocument();
    kit.read(reader, document, 0);/*from   www .  j a  va2s  . co m*/
    // return plaintext
    return document.getText(0, document.getLength());
}

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From source file:simplealbum.mvc.autocomplete.JTextPaneX.java

protected void fireText(DocumentEvent e) {
    Document document = e.getDocument();
    String text = "";
    try {//from w  w w .  jav  a 2  s  .  c o  m
        text = document.getText(0, document.getLength());
    } catch (BadLocationException ex) {
        Logger.getLogger(JTextPaneX.class.getName()).log(Level.SEVERE, null, ex);
    }
    firePropertyChange("text", null, text);
}

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