68 lines
2.1 KiB
Java
68 lines
2.1 KiB
Java
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/*
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* Created on 27/07/2003
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*
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*/
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package org.jivesoftware.smackx.provider;
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import org.jivesoftware.smack.packet.PacketExtension;
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import org.jivesoftware.smack.provider.PacketExtensionProvider;
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import org.jivesoftware.smackx.packet.*;
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import org.xmlpull.v1.XmlPullParser;
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/**
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*
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* The RosterExchangeProvider parses RosterExchange packets.
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*
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* @author Gaston Dombiak
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*/
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public class RosterExchangeProvider implements PacketExtensionProvider {
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/**
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* Creates a new RosterExchangeProvider.
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* ProviderManager requires that every PacketExtensionProvider has a public, no-argument constructor
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*/
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public RosterExchangeProvider() {
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}
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/**
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* Parses a RosterExchange packet (extension sub-packet).
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*
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* @param parser the XML parser, positioned at the starting element of the extension.
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* @return a PacketExtension.
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* @throws Exception if a parsing error occurs.
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*/
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public PacketExtension parseExtension(XmlPullParser parser)
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throws Exception {
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RosterExchange rosterExchange = new RosterExchange();
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boolean done = false;
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RosterExchange.Item item = null;
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while (!done) {
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int eventType = parser.next();
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if (eventType == XmlPullParser.START_TAG) {
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if (parser.getName().equals("item")) {
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String jid = parser.getAttributeValue("", "jid");
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String name = parser.getAttributeValue("", "name");
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// Create packet.
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item = new RosterExchange.Item(jid, name);
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}
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if (parser.getName().equals("group")) {
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String groupName = parser.nextText();
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item.addGroupName(groupName);
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}
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} else if (eventType == XmlPullParser.END_TAG) {
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if (parser.getName().equals("item")) {
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rosterExchange.addRosterItem(item);
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}
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if (parser.getName().equals("x")) {
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done = true;
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}
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}
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}
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return rosterExchange;
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}
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}
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