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; 023 024import org.jivesoftware.smackx.rsm.packet.RSMSet; 025 026import org.xmlpull.v1.XmlPullParser; 027import org.xmlpull.v1.XmlPullParserException; 028 029public class RSMSetProvider extends ExtensionElementProvider<RSMSet> { 030 031 public static final RSMSetProvider INSTANCE = new RSMSetProvider(); 032 033 @Override 034 public RSMSet parse(XmlPullParser parser, int initialDepth) 035 throws XmlPullParserException, IOException { 036 String after = null; 037 String before = null; 038 int count = -1; 039 int index = -1; 040 String last = null; 041 int max = -1; 042 String firstString = null; 043 int firstIndex = -1; 044 045 outerloop: while (true) { 046 int event = parser.next(); 047 switch (event) { 048 case XmlPullParser.START_TAG: 049 String name = parser.getName(); 050 switch (name) { 051 case "after": 052 after = parser.nextText(); 053 break; 054 case "before": 055 before = parser.nextText(); 056 break; 057 case "count": 058 count = ParserUtils.getIntegerFromNextText(parser); 059 break; 060 case "first": 061 firstIndex = ParserUtils.getIntegerAttribute(parser, 062 "index", -1); 063 firstString = parser.nextText(); 064 break; 065 case "index": 066 index = ParserUtils.getIntegerFromNextText(parser); 067 break; 068 case "last": 069 last = parser.nextText(); 070 break; 071 case "max": 072 max = ParserUtils.getIntegerFromNextText(parser); 073 break; 074 } 075 break; 076 case XmlPullParser.END_TAG: 077 if (parser.getDepth() == initialDepth) { 078 break outerloop; 079 } 080 } 081 } 082 return new RSMSet(after, before, count, index, last, max, firstString, 083 firstIndex); 084 } 085 086}