TimeProvider.java

  1. /**
  2.  *
  3.  * Copyright © 2014-2021 Florian Schmaus
  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.time.provider;

  18. import java.io.IOException;
  19. import java.text.ParseException;

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

  25. import org.jivesoftware.smackx.time.packet.Time;
  26. import org.jivesoftware.smackx.time.packet.TimeBuilder;

  27. public class TimeProvider extends IqProvider<Time> {

  28.     @Override
  29.     public Time parse(XmlPullParser parser, int initialDepth, IqData iqData, XmlEnvironment xmlEnvironment)
  30.                     throws XmlPullParserException, IOException, ParseException {
  31.         String utc = null, tzo = null;
  32.         TimeBuilder timeBuilder = Time.builder(iqData);

  33.         outerloop: while (true) {
  34.             XmlPullParser.Event eventType = parser.next();
  35.             switch (eventType) {
  36.             case START_ELEMENT:
  37.                 String name = parser.getName();
  38.                 switch (name) {
  39.                 case "utc":
  40.                     utc = parser.nextText();
  41.                     break;
  42.                 case "tzo":
  43.                     tzo = parser.nextText();
  44.                     break;
  45.                 }
  46.                 break;
  47.             case END_ELEMENT:
  48.                 if (parser.getDepth() == initialDepth) {
  49.                     break outerloop;
  50.                 }
  51.                 break;
  52.             default:
  53.                 break;
  54.             }
  55.         }

  56.         if (utc != null) {
  57.             timeBuilder.setUtcAndTzo(utc, tzo);
  58.         }

  59.         return timeBuilder.build();
  60.     }

  61. }