001/** 002 * 003 * Copyright © 2017 Grigory Fedorov 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.httpfileupload.provider; 018 019import org.jivesoftware.smack.provider.ExtensionElementProvider; 020import org.jivesoftware.smackx.httpfileupload.element.FileTooLargeError; 021import org.jivesoftware.smackx.httpfileupload.element.FileTooLargeError_V0_2; 022import org.xmlpull.v1.XmlPullParser; 023 024/** 025 * Provider for File Too Large error extension. 026 * 027 * @author Grigory Fedorov 028 * @see <a href="http://xmpp.org/extensions/xep-0363.html">XEP-0363: HTTP File Upload</a> 029 */ 030public class FileTooLargeErrorProvider extends ExtensionElementProvider<FileTooLargeError> { 031 032 @Override 033 public FileTooLargeError parse(XmlPullParser parser, int initialDepth) throws Exception { 034 final String namespace = parser.getNamespace(); 035 Long maxFileSize = null; 036 037 outerloop: while(true) { 038 int event = parser.next(); 039 040 switch (event) { 041 case XmlPullParser.START_TAG: 042 String name = parser.getName(); 043 switch(name) { 044 case "max-file-size": 045 maxFileSize = Long.valueOf(parser.nextText()); 046 break; 047 } 048 break; 049 case XmlPullParser.END_TAG: 050 if (parser.getDepth() == initialDepth) { 051 break outerloop; 052 } 053 break; 054 } 055 } 056 057 switch (namespace) { 058 case FileTooLargeError.NAMESPACE: 059 return new FileTooLargeError(maxFileSize); 060 case FileTooLargeError_V0_2.NAMESPACE: 061 return new FileTooLargeError_V0_2(maxFileSize); 062 default: 063 throw new AssertionError(); 064 } 065 } 066}