1d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen/** 2d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * $RCSfile$ 3d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * $Revision$ 4d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * $Date$ 5d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * 6d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * Copyright 2003-2007 Jive Software. 7d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * 8d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); 9d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * you may not use this file except in compliance with the License. 10d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * You may obtain a copy of the License at 11d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * 12d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * http://www.apache.org/licenses/LICENSE-2.0 13d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * 14d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * Unless required by applicable law or agreed to in writing, software 15d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * distributed under the License is distributed on an "AS IS" BASIS, 16d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * See the License for the specific language governing permissions and 18d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * limitations under the License. 19d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen */ 20d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 21d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenpackage org.jivesoftware.smackx.provider; 22d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 23d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport java.text.ParseException; 24d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport java.util.Date; 25d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 26d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.packet.Packet; 27d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.packet.PacketExtension; 28d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.provider.PacketExtensionProvider; 29d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.util.StringUtils; 30d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smackx.packet.DelayInformation; 31d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.xmlpull.v1.XmlPullParser; 32d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 33d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen/** 34d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * The DelayInformationProvider parses DelayInformation packets. 35d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * 36d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * @author Gaston Dombiak 37d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * @author Henning Staib 38d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen */ 39d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenpublic class DelayInformationProvider implements PacketExtensionProvider { 40d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 41d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen public PacketExtension parseExtension(XmlPullParser parser) throws Exception { 42d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen String stampString = (parser.getAttributeValue("", "stamp")); 43d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen Date stamp = null; 44d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 45d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen try { 46d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen stamp = StringUtils.parseDate(stampString); 47d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen } 48d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen catch (ParseException parseExc) { 49d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen /* 50d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * if date could not be parsed but XML is valid, don't shutdown 51d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * connection by throwing an exception instead set timestamp to epoch 52d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * so that it is obviously wrong. 53d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen */ 54d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen if (stamp == null) { 55d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen stamp = new Date(0); 56d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen } 57d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen } 58d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 59d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 60d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen DelayInformation delayInformation = new DelayInformation(stamp); 61d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen delayInformation.setFrom(parser.getAttributeValue("", "from")); 62d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen String reason = parser.nextText(); 63d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 64d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen /* 65d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * parser.nextText() returns empty string if there is no reason. 66d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * DelayInformation API specifies that null should be returned in that 67d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * case. 68d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen */ 69d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen reason = "".equals(reason) ? null : reason; 70d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen delayInformation.setReason(reason); 71d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 72d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen return delayInformation; 73d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen } 74d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen} 75