// Canibalized from Hadoop <code>Configuration.loadResource()</code>.
private void parse(Reader reader) throws IOException {
try {
DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
// support for includes in the xml file
docBuilderFactory.setNamespaceAware(true);
docBuilderFactory.setXIncludeAware(true);
// ignore all comments inside the xml file
docBuilderFactory.setIgnoringComments(true);
DocumentBuilder builder = docBuilderFactory.newDocumentBuilder();
Document doc = builder.parse(new InputSource(reader));
parseDocument(doc);
} catch (SAXException e) {
throw new IOException(e);
} catch (ParserConfigurationException e) {
throw new IOException(e);
}
}
