})
protected Stanza handleSet(IQStanza stanza,
ServerRuntimeContext serverRuntimeContext,
SessionContext sessionContext) {
Entity serverJID = serviceConfiguration.getServerJID();
CollectionNode root = serviceConfiguration.getRootNode();
Entity sender = extractSenderJID(stanza, sessionContext);
String iqStanzaID = stanza.getAttributeValue("id");
StanzaBuilder sb = StanzaBuilder.createIQStanza(serverJID, sender, IQStanzaType.RESULT, iqStanzaID);
String nodeName = extractNodeName(stanza);
LeafNode node = root.find(nodeName);
if(node == null) {
return errorStanzaGenerator.generateNoNodeErrorStanza(sender, serverJID, stanza);
}
if(!node.isAuthorized(sender, PubSubPrivilege.DELETE)) {
return errorStanzaGenerator.generateInsufficientPrivilegesErrorStanza(sender, serverJID, stanza);
}
sendDeleteNotifications(serverRuntimeContext, sender, nodeName, node);
root.deleteNode(nodeName);
return new IQStanza(sb.build());
}