UnblockContactsIQProvider.java

  1. /**
  2.  *
  3.  * Copyright 2016 Fernando Ramirez
  4.  *
  5.  * Licensed under the Apache License, Version 2.0 (the "License");
  6.  * you may not use this file except in compliance with the License.
  7.  * You may obtain a copy of the License at
  8.  *
  9.  *     http://www.apache.org/licenses/LICENSE-2.0
  10.  *
  11.  * Unless required by applicable law or agreed to in writing, software
  12.  * distributed under the License is distributed on an "AS IS" BASIS,
  13.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14.  * See the License for the specific language governing permissions and
  15.  * limitations under the License.
  16.  */
  17. package org.jivesoftware.smackx.blocking.provider;

  18. import java.io.IOException;
  19. import java.util.ArrayList;
  20. import java.util.List;

  21. import org.jivesoftware.smack.packet.IqData;
  22. import org.jivesoftware.smack.packet.XmlEnvironment;
  23. import org.jivesoftware.smack.provider.IqProvider;
  24. import org.jivesoftware.smack.xml.XmlPullParser;
  25. import org.jivesoftware.smack.xml.XmlPullParserException;

  26. import org.jivesoftware.smackx.blocking.element.UnblockContactsIQ;

  27. import org.jxmpp.jid.Jid;
  28. import org.jxmpp.jid.impl.JidCreate;

  29. /**
  30.  * Unblock contact IQ provider class.
  31.  *
  32.  * @author Fernando Ramirez
  33.  * @see <a href="http://xmpp.org/extensions/xep-0191.html">XEP-0191: Blocking
  34.  *      Command</a>
  35.  */
  36. public class UnblockContactsIQProvider extends IqProvider<UnblockContactsIQ> {

  37.     @Override
  38.     public UnblockContactsIQ parse(XmlPullParser parser, int initialDepth, IqData iqData, XmlEnvironment xmlEnvironment) throws XmlPullParserException, IOException {
  39.         List<Jid> jids = null;

  40.         outerloop: while (true) {
  41.             XmlPullParser.Event eventType = parser.next();
  42.             switch (eventType) {
  43.             case START_ELEMENT:
  44.                 if (parser.getName().equals("item")) {
  45.                     if (jids == null) {
  46.                         jids = new ArrayList<>();
  47.                     }
  48.                     jids.add(JidCreate.from(parser.getAttributeValue("", "jid")));
  49.                 }
  50.                 break;

  51.             case END_ELEMENT:
  52.                 if (parser.getDepth() == initialDepth) {
  53.                     break outerloop;
  54.                 }
  55.                 break;

  56.             default:
  57.                 // Catch all for incomplete switch (MissingCasesInEnumSwitch) statement.
  58.                 break;
  59.             }
  60.         }

  61.         return new UnblockContactsIQ(jids);
  62.     }

  63. }