protected DocumentBuilder createDocumentBuilder()

in src/main/java/org/apache/commons/configuration2/XMLConfiguration.java [690:716]

• 24 lines of code
• 5 McCabe index (conditional complexity)

    protected DocumentBuilder createDocumentBuilder() throws ParserConfigurationException {
        if (getDocumentBuilder() != null) {
            return getDocumentBuilder();
        }
        final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        if (isValidating()) {
            factory.setValidating(true);
            if (isSchemaValidation()) {
                factory.setNamespaceAware(true);
                factory.setAttribute(JAXP_SCHEMA_LANGUAGE, W3C_XML_SCHEMA);
            }
        }

        final DocumentBuilder result = factory.newDocumentBuilder();
        result.setEntityResolver(this.entityResolver);

        if (isValidating()) {
            // register an error handler which detects validation errors
            result.setErrorHandler(new DefaultHandler() {
                @Override
                public void error(final SAXParseException ex) throws SAXException {
                    throw ex;
                }
            });
        }
        return result;
    }