static {
try {
URL url = SpellCheckActivator.bundleContext.getBundle().getResource(RESOURCE_LOC);
InputStream stream = url.openStream();
if (stream == null) throw new IOException();
// strict parsing options
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setValidating(false);
factory.setIgnoringComments(true);
factory.setIgnoringElementContentWhitespace(true);
// parses configuration xml
/*-
* Warning: Felix is unable to import the com.sun.rowset.internal
* package, meaning this can't use the XmlErrorHandler. This causes
* a warning and a default handler to be attached. Otherwise this
* should have: builder.setErrorHandler(new XmlErrorHandler());
*/
DocumentBuilder builder = factory.newDocumentBuilder();
Document doc = builder.parse(stream);
// iterates over nodes, parsing contents
Node root = doc.getChildNodes().item(1);
NodeList categories = root.getChildNodes();
for (int i = 0; i < categories.getLength(); ++i) {
Node node = categories.item(i);
if (node.getNodeName().equals(NODE_DEFAULTS)) {
parseDefaults(node.getChildNodes());
} else if (node.getNodeName().equals(NODE_LOCALES)) {
parseLocales(node.getChildNodes());
} else {
logger.warn("Unrecognized category: " + node.getNodeName());
}
}
} catch (IOException exc) {
logger.error("Unable to load spell checker parameters", exc);
} catch (SAXException exc) {
logger.error("Unable to parse spell checker parameters", exc);
} catch (ParserConfigurationException exc) {
logger.error("Unable to parse spell checker parameters", exc);
}
}
FoundItem getFoundItem(Node n, String text) {
String s = n.getNodeValue();
if (s == null) s = n.getNodeName();
String string;
if (text != null) {
int index = s.indexOf(text);
int left = Math.max(0, index - 5);
int right = Math.min(s.length(), index + text.length() + 20);
string = s.substring(left, right);
} else string = s;
TreeNode tn = jtree.getTreeNode(n);
TreePath tp = getTreePath(tn);
return new FoundItem(string, tp);
}