AbstractSamlObjectBuilder.java 文件源码

/**
 * Convert the received jdom doc to a Document element.
 *
 * @param doc the doc
 * @return the org.w3c.dom. document
 */
private org.w3c.dom.Document toDom(final Document doc) {
    try {
        final XMLOutputter xmlOutputter = new XMLOutputter();
        final StringWriter elemStrWriter = new StringWriter();
        xmlOutputter.output(doc, elemStrWriter);
        final byte[] xmlBytes = elemStrWriter.toString().getBytes(Charset.defaultCharset());
        final DocumentBuilderFactory dbf = DocumentBuilderFactory
                .newInstance();
        dbf.setNamespaceAware(true);
        return dbf.newDocumentBuilder().parse(
                new ByteArrayInputStream(xmlBytes));
    } catch (final Exception e) {
        logger.trace(e.getMessage(), e);
        return null;
    }
}