/**
* Returns the number of offline messages for the user of the connection.
*
* @return the number of offline messages for the user of the connection.
* @throws XMPPException If the user is not allowed to make this request or the server does not
* support offline message retrieval.
*/
public int getMessageCount() throws XMPPException {
DiscoverInfo info =
ServiceDiscoveryManager.getInstanceFor(connection).discoverInfo(null, namespace);
Form extendedInfo = Form.getFormFrom(info);
if (extendedInfo != null) {
String value = (String) extendedInfo.getField("number_of_messages").getValues().next();
return Integer.parseInt(value);
}
return 0;
}
RoomInfo(DiscoverInfo info) {
super();
this.room = info.getFrom();
// Get the information based on the discovered features
this.membersOnly = info.containsFeature("muc_membersonly");
this.moderated = info.containsFeature("muc_moderated");
this.nonanonymous = info.containsFeature("muc_nonanonymous");
this.passwordProtected = info.containsFeature("muc_passwordprotected");
this.persistent = info.containsFeature("muc_persistent");
// Get the information based on the discovered extended information
Form form = Form.getFormFrom(info);
if (form != null) {
this.description = form.getField("muc#roominfo_description").getValues().next();
Iterator<String> values = form.getField("muc#roominfo_subject").getValues();
if (values.hasNext()) {
this.subject = values.next();
} else {
this.subject = "";
}
this.occupantsCount =
Integer.parseInt(form.getField("muc#roominfo_occupants").getValues().next());
}
}
/**
* Creates a node with specified configuration.
*
* <p>Note: This is the only way to create a collection node.
*
* @param name The name of the node, which must be unique within the pubsub service
* @param config The configuration for the node
* @return The node that was created
* @exception XMPPException
*/
public Node createNode(String name, Form config) throws XMPPException {
PubSub request =
createPubsubPacket(to, Type.SET, new NodeExtension(PubSubElementType.CREATE, name));
boolean isLeafNode = true;
if (config != null) {
request.addExtension(new FormNode(FormNodeType.CONFIGURE, config));
FormField nodeTypeField = config.getField(ConfigureNodeFields.node_type.getFieldName());
if (nodeTypeField != null)
isLeafNode = nodeTypeField.getValues().next().equals(NodeType.leaf.toString());
}
// Errors will cause exceptions in getReply, so it only returns
// on success.
sendPubsubPacket(con, to, Type.SET, request);
Node newNode = isLeafNode ? new LeafNode(con, name) : new CollectionNode(con, name);
newNode.setTo(to);
nodeMap.put(newNode.getId(), newNode);
return newNode;
}