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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright 2003-2007 Jive Software.
*
* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jivesoftware.smackx.provider;
import org.jivesoftware.smack.packet.*;
import org.jivesoftware.smack.provider.*;
import org.jivesoftware.smackx.packet.*;
import org.xmlpull.v1.XmlPullParser;
/**
* The MUCUserProvider parses packets with extended presence information about
* roles and affiliations.
*
* @author Gaston Dombiak
*/
public class MUCUserProvider implements PacketExtensionProvider {
/**
* Creates a new MUCUserProvider.
* ProviderManager requires that every PacketExtensionProvider has a public, no-argument
* constructor
*/
public MUCUserProvider() {
}
/**
* Parses a MUCUser packet (extension sub-packet).
*
* @param parser the XML parser, positioned at the starting element of the extension.
* @return a PacketExtension.
* @throws Exception if a parsing error occurs.
*/
public PacketExtension parseExtension(XmlPullParser parser) throws Exception {
MUCUser mucUser = new MUCUser();
boolean done = false;
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
if (parser.getName().equals("invite")) {
mucUser.setInvite(parseInvite(parser));
}
if (parser.getName().equals("item")) {
mucUser.setItem(parseItem(parser));
}
if (parser.getName().equals("password")) {
mucUser.setPassword(parser.nextText());
}
if (parser.getName().equals("status")) {
mucUser.setStatus(new MUCUser.Status(parser.getAttributeValue("", "code")));
}
if (parser.getName().equals("decline")) {
mucUser.setDecline(parseDecline(parser));
}
if (parser.getName().equals("destroy")) {
mucUser.setDestroy(parseDestroy(parser));
}
}
else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals("x")) {
done = true;
}
}
}
return mucUser;
}
private MUCUser.Item parseItem(XmlPullParser parser) throws Exception {
boolean done = false;
MUCUser.Item item =
new MUCUser.Item(
parser.getAttributeValue("", "affiliation"),
parser.getAttributeValue("", "role"));
item.setNick(parser.getAttributeValue("", "nick"));
item.setJid(parser.getAttributeValue("", "jid"));
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
if (parser.getName().equals("actor")) {
item.setActor(parser.getAttributeValue("", "jid"));
}
if (parser.getName().equals("reason")) {
item.setReason(parser.nextText());
}
}
else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals("item")) {
done = true;
}
}
}
return item;
}
private MUCUser.Invite parseInvite(XmlPullParser parser) throws Exception {
boolean done = false;
MUCUser.Invite invite = new MUCUser.Invite();
invite.setFrom(parser.getAttributeValue("", "from"));
invite.setTo(parser.getAttributeValue("", "to"));
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
if (parser.getName().equals("reason")) {
invite.setReason(parser.nextText());
}
}
else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals("invite")) {
done = true;
}
}
}
return invite;
}
private MUCUser.Decline parseDecline(XmlPullParser parser) throws Exception {
boolean done = false;
MUCUser.Decline decline = new MUCUser.Decline();
decline.setFrom(parser.getAttributeValue("", "from"));
decline.setTo(parser.getAttributeValue("", "to"));
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
if (parser.getName().equals("reason")) {
decline.setReason(parser.nextText());
}
}
else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals("decline")) {
done = true;
}
}
}
return decline;
}
private MUCUser.Destroy parseDestroy(XmlPullParser parser) throws Exception {
boolean done = false;
MUCUser.Destroy destroy = new MUCUser.Destroy();
destroy.setJid(parser.getAttributeValue("", "jid"));
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
if (parser.getName().equals("reason")) {
destroy.setReason(parser.nextText());
}
}
else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals("destroy")) {
done = true;
}
}
}
return destroy;
}
}
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