AbstractSchemaValidationTube.java 文件源码

/**
 * Adds inscope namespaces as attributes to  <xsd:schema> fragment nodes.
 *
 * @param nss namespace context info
 * @param elem that is patched with inscope namespaces
 */
private @Nullable void patchDOMFragment(NamespaceSupport nss, Element elem) {
    NamedNodeMap atts = elem.getAttributes();
    for( Enumeration en = nss.getPrefixes(); en.hasMoreElements(); ) {
        String prefix = (String)en.nextElement();

        for( int i=0; i<atts.getLength(); i++ ) {
            Attr a = (Attr)atts.item(i);
            if (!"xmlns".equals(a.getPrefix()) || !a.getLocalName().equals(prefix)) {
                if (LOGGER.isLoggable(Level.FINE)) {
                    LOGGER.log(Level.FINE, "Patching with xmlns:{0}={1}", new Object[]{prefix, nss.getURI(prefix)});
                }
                elem.setAttributeNS(XMLConstants.XMLNS_ATTRIBUTE_NS_URI, "xmlns:"+prefix, nss.getURI(prefix));
            }
        }
    }
}