xternalLink">isSupported</a>, <a href="https://docs.oracle.com/javase/8/docs/api/org/w3c/dom/Node.html?is-external=true#lookupNamespaceURI(java.lang.String)" title="class or interface in org.w3c.dom" class="externalLink">lookupNamespaceURI</a>, <a href="https://docs.oracle.com/javase/8/docs/api/org/w3c/dom/Node.html?is-external=true#lookupPrefix(java.lang.String)" title="class or interface in org.w3c.dom" class="externalLink">lookupPrefix</a>, <a href="https://docs.oracle.com/javase/8/docs/api/org/w3c/dom/N