001/** 002 * 003 * Copyright 2003-2007 Jive Software. 004 * 005 * Licensed under the Apache License, Version 2.0 (the "License"); 006 * you may not use this file except in compliance with the License. 007 * You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 018package org.jivesoftware.smackx.workgroup.packet; 019 020import java.io.IOException; 021import java.text.ParseException; 022import java.text.SimpleDateFormat; 023import java.util.ArrayList; 024import java.util.Date; 025import java.util.List; 026import java.util.TimeZone; 027 028import org.jivesoftware.smack.packet.IqData; 029import org.jivesoftware.smack.packet.XmlEnvironment; 030import org.jivesoftware.smack.provider.IqProvider; 031import org.jivesoftware.smack.util.ParserUtils; 032import org.jivesoftware.smack.xml.XmlPullParser; 033import org.jivesoftware.smack.xml.XmlPullParserException; 034 035import org.jxmpp.jid.Jid; 036 037/** 038 * An IQProvider for transcripts summaries. 039 * 040 * @author Gaston Dombiak 041 */ 042public class TranscriptsProvider extends IqProvider<Transcripts> { 043 044 @SuppressWarnings("DateFormatConstant") 045 private static final SimpleDateFormat UTC_FORMAT = new SimpleDateFormat("yyyyMMdd'T'HH:mm:ss"); 046 static { 047 UTC_FORMAT.setTimeZone(TimeZone.getTimeZone("GMT+0")); 048 } 049 050 @Override 051 public Transcripts parse(XmlPullParser parser, int initialDepth, IqData iqData, XmlEnvironment xmlEnvironment) 052 throws XmlPullParserException, IOException, TextParseException, ParseException { 053 Jid userID = ParserUtils.getJidAttribute(parser, "userID"); 054 List<Transcripts.TranscriptSummary> summaries = new ArrayList<>(); 055 056 boolean done = false; 057 while (!done) { 058 XmlPullParser.Event eventType = parser.next(); 059 if (eventType == XmlPullParser.Event.START_ELEMENT) { 060 if (parser.getName().equals("transcript")) { 061 Transcripts.TranscriptSummary summary = parseSummary(parser); 062 summaries.add(summary); 063 } 064 } 065 else if (eventType == XmlPullParser.Event.END_ELEMENT) { 066 if (parser.getName().equals("transcripts")) { 067 done = true; 068 } 069 } 070 } 071 072 return new Transcripts(userID, summaries); 073 } 074 075 private static Transcripts.TranscriptSummary parseSummary(XmlPullParser parser) 076 throws IOException, XmlPullParserException, ParseException { 077 String sessionID = parser.getAttributeValue("", "sessionID"); 078 Date joinTime = null; 079 Date leftTime = null; 080 List<Transcripts.AgentDetail> agents = new ArrayList<>(); 081 082 boolean done = false; 083 while (!done) { 084 XmlPullParser.Event eventType = parser.next(); 085 if (eventType == XmlPullParser.Event.START_ELEMENT) { 086 if (parser.getName().equals("joinTime")) { 087 synchronized (UTC_FORMAT) { 088 joinTime = UTC_FORMAT.parse(parser.nextText()); 089 } 090 } 091 else if (parser.getName().equals("leftTime")) { 092 synchronized (UTC_FORMAT) { 093 leftTime = UTC_FORMAT.parse(parser.nextText()); 094 } 095 } 096 else if (parser.getName().equals("agents")) { 097 agents = parseAgents(parser); 098 } 099 } 100 else if (eventType == XmlPullParser.Event.END_ELEMENT) { 101 if (parser.getName().equals("transcript")) { 102 done = true; 103 } 104 } 105 } 106 107 return new Transcripts.TranscriptSummary(sessionID, joinTime, leftTime, agents); 108 } 109 110 private static List<Transcripts.AgentDetail> parseAgents(XmlPullParser parser) 111 throws IOException, XmlPullParserException, ParseException { 112 List<Transcripts.AgentDetail> agents = new ArrayList<>(); 113 String agentJID = null; 114 Date joinTime = null; 115 Date leftTime = null; 116 117 boolean done = false; 118 while (!done) { 119 XmlPullParser.Event eventType = parser.next(); 120 if (eventType == XmlPullParser.Event.START_ELEMENT) { 121 if (parser.getName().equals("agentJID")) { 122 agentJID = parser.nextText(); 123 } 124 else if (parser.getName().equals("joinTime")) { 125 synchronized (UTC_FORMAT) { 126 joinTime = UTC_FORMAT.parse(parser.nextText()); 127 } 128 } 129 else if (parser.getName().equals("leftTime")) { 130 synchronized (UTC_FORMAT) { 131 leftTime = UTC_FORMAT.parse(parser.nextText()); 132 } 133 } 134 else if (parser.getName().equals("agent")) { 135 agentJID = null; 136 joinTime = null; 137 leftTime = null; 138 } 139 } 140 else if (eventType == XmlPullParser.Event.END_ELEMENT) { 141 if (parser.getName().equals("agents")) { 142 done = true; 143 } 144 else if (parser.getName().equals("agent")) { 145 agents.add(new Transcripts.AgentDetail(agentJID, joinTime, leftTime)); 146 } 147 } 148 } 149 return agents; 150 } 151}