001/** 002 * 003 * Copyright © 2014-2016 Florian Schmaus 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 */ 017package org.jivesoftware.smackx.rsm.provider; 018 019import java.io.IOException; 020 021import org.jivesoftware.smack.provider.ExtensionElementProvider; 022import org.jivesoftware.smack.util.ParserUtils; 023import org.jivesoftware.smackx.rsm.packet.RSMSet; 024import org.xmlpull.v1.XmlPullParser; 025import org.xmlpull.v1.XmlPullParserException; 026 027public class RSMSetProvider extends ExtensionElementProvider<RSMSet> { 028 029 public static final RSMSetProvider INSTANCE = new RSMSetProvider(); 030 031 @Override 032 public RSMSet parse(XmlPullParser parser, int initialDepth) 033 throws XmlPullParserException, IOException { 034 String after = null; 035 String before = null; 036 int count = -1; 037 int index = -1; 038 String last = null; 039 int max = -1; 040 String firstString = null; 041 int firstIndex = -1; 042 043 outerloop: while (true) { 044 int event = parser.next(); 045 switch (event) { 046 case XmlPullParser.START_TAG: 047 String name = parser.getName(); 048 switch (name) { 049 case "after": 050 after = parser.nextText(); 051 break; 052 case "before": 053 before = parser.nextText(); 054 break; 055 case "count": 056 count = ParserUtils.getIntegerFromNextText(parser); 057 break; 058 case "first": 059 firstIndex = ParserUtils.getIntegerAttribute(parser, 060 "index", -1); 061 firstString = parser.nextText(); 062 break; 063 case "index": 064 index = ParserUtils.getIntegerFromNextText(parser); 065 break; 066 case "last": 067 last = parser.nextText(); 068 break; 069 case "max": 070 max = ParserUtils.getIntegerFromNextText(parser); 071 break; 072 } 073 break; 074 case XmlPullParser.END_TAG: 075 if (parser.getDepth() == initialDepth) { 076 break outerloop; 077 } 078 } 079 } 080 return new RSMSet(after, before, count, index, last, max, firstString, 081 firstIndex); 082 } 083 084}