// ignore
}
});
// Listen for disco#items requests and answer with an empty result
PacketFilter packetFilter = new PacketTypeFilter(DiscoverItems.class);
PacketListener packetListener = new PacketListener() {
public void processPacket(Packet packet) {
DiscoverItems discoverItems = (DiscoverItems) packet;
// Send back the items defined in the client if the request is of type GET
if (discoverItems != null && discoverItems.getType() == IQ.Type.GET) {
DiscoverItems response = new DiscoverItems();
response.setType(IQ.Type.RESULT);
response.setTo(discoverItems.getFrom());
response.setPacketID(discoverItems.getPacketID());
response.setNode(discoverItems.getNode());
// Add the defined items related to the requested node. Look for
// the NodeInformationProvider associated with the requested node.
NodeInformationProvider nodeInformationProvider =
getNodeInformationProvider(discoverItems.getNode());
if (nodeInformationProvider != null) {
// Specified node was found
List<DiscoverItems.Item> items = nodeInformationProvider.getNodeItems();
if (items != null) {
for (DiscoverItems.Item item : items) {
response.addItem(item);
}
}
} else if(discoverItems.getNode() != null) {
// Return <item-not-found/> error since client doesn't contain
// the specified node
response.setType(IQ.Type.ERROR);
response.setError(new XMPPError(XMPPError.Condition.item_not_found));
}
connection.sendPacket(response);
}
}
};
connection.addPacketListener(packetListener, packetFilter);
// Listen for disco#info requests and answer the client's supported features
// To add a new feature as supported use the #addFeature message
packetFilter = new PacketTypeFilter(DiscoverInfo.class);
packetListener = new PacketListener() {
public void processPacket(Packet packet) {
DiscoverInfo discoverInfo = (DiscoverInfo) packet;
// Answer the client's supported features if the request is of the GET type
if (discoverInfo != null && discoverInfo.getType() == IQ.Type.GET) {