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      1 /**
      2  * $Revision$
      3  * $Date$
      4  *
      5  * Copyright 2003-2007 Jive Software.
      6  *
      7  * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
      8  * you may not use this file except in compliance with the License.
      9  * You may obtain a copy of the License at
     10  *
     11  *     http://www.apache.org/licenses/LICENSE-2.0
     12  *
     13  * Unless required by applicable law or agreed to in writing, software
     14  * distributed under the License is distributed on an "AS IS" BASIS,
     15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     16  * See the License for the specific language governing permissions and
     17  * limitations under the License.
     18  */
     19 
     20 package org.jivesoftware.smackx.workgroup.packet;
     21 
     22 import org.jivesoftware.smack.packet.IQ;
     23 import org.jivesoftware.smack.provider.IQProvider;
     24 import org.xmlpull.v1.XmlPullParser;
     25 
     26 /**
     27  * An IQProvider class which has savvy about the offer-revoke tag.<br>
     28  *
     29  * @author loki der quaeler
     30  */
     31 public class OfferRevokeProvider implements IQProvider {
     32 
     33     public IQ parseIQ (XmlPullParser parser) throws Exception {
     34         // The parser will be positioned on the opening IQ tag, so get the JID attribute.
     35         String userJID = parser.getAttributeValue("", "jid");
     36         // Default the userID to the JID.
     37         String userID = userJID;
     38         String reason = null;
     39         String sessionID = null;
     40         boolean done = false;
     41 
     42         while (!done) {
     43             int eventType = parser.next();
     44 
     45             if ((eventType == XmlPullParser.START_TAG) && parser.getName().equals("reason")) {
     46                 reason = parser.nextText();
     47             }
     48             else if ((eventType == XmlPullParser.START_TAG)
     49                          && parser.getName().equals(SessionID.ELEMENT_NAME)) {
     50                 sessionID = parser.getAttributeValue("", "id");
     51             }
     52             else if ((eventType == XmlPullParser.START_TAG)
     53                          && parser.getName().equals(UserID.ELEMENT_NAME)) {
     54                 userID = parser.getAttributeValue("", "id");
     55             }
     56             else if ((eventType == XmlPullParser.END_TAG) && parser.getName().equals(
     57                     "offer-revoke"))
     58             {
     59                 done = true;
     60             }
     61         }
     62 
     63         return new OfferRevokePacket(userJID, userID, reason, sessionID);
     64     }
     65 
     66     public class OfferRevokePacket extends IQ {
     67 
     68         private String userJID;
     69         private String userID;
     70         private String sessionID;
     71         private String reason;
     72 
     73         public OfferRevokePacket (String userJID, String userID, String cause, String sessionID) {
     74             this.userJID = userJID;
     75             this.userID = userID;
     76             this.reason = cause;
     77             this.sessionID = sessionID;
     78         }
     79 
     80         public String getUserJID() {
     81             return userJID;
     82         }
     83 
     84         public String getUserID() {
     85             return this.userID;
     86         }
     87 
     88         public String getReason() {
     89             return this.reason;
     90         }
     91 
     92         public String getSessionID() {
     93             return this.sessionID;
     94         }
     95 
     96         public String getChildElementXML () {
     97             StringBuilder buf = new StringBuilder();
     98             buf.append("<offer-revoke xmlns=\"http://jabber.org/protocol/workgroup\" jid=\"").append(userID).append("\">");
     99             if (reason != null) {
    100                 buf.append("<reason>").append(reason).append("</reason>");
    101             }
    102             if (sessionID != null) {
    103                 buf.append(new SessionID(sessionID).toXML());
    104             }
    105             if (userID != null) {
    106                 buf.append(new UserID(userID).toXML());
    107             }
    108             buf.append("</offer-revoke>");
    109             return buf.toString();
    110         }
    111     }
    112 }
    113