001/** 002 * 003 * Copyright 2018 Paul Schaub. 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.ox.provider; 018 019import java.io.IOException; 020import java.text.ParseException; 021import java.util.Date; 022 023import org.jivesoftware.smack.packet.XmlEnvironment; 024import org.jivesoftware.smack.provider.ExtensionElementProvider; 025import org.jivesoftware.smack.util.ParserUtils; 026import org.jivesoftware.smack.xml.XmlPullParser; 027import org.jivesoftware.smack.xml.XmlPullParserException; 028 029import org.jivesoftware.smackx.ox.element.PublicKeysListElement; 030 031import org.pgpainless.key.OpenPgpV4Fingerprint; 032 033public final class PublicKeysListElementProvider extends ExtensionElementProvider<PublicKeysListElement> { 034 035 public static final PublicKeysListElementProvider TEST_INSTANCE = new PublicKeysListElementProvider(); 036 037 @Override 038 public PublicKeysListElement parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment) 039 throws XmlPullParserException, IOException, ParseException { 040 041 PublicKeysListElement.Builder builder = PublicKeysListElement.builder(); 042 043 while (true) { 044 045 XmlPullParser.TagEvent tag = parser.nextTag(); 046 String name; 047 048 switch (tag) { 049 case START_ELEMENT: 050 name = parser.getName(); 051 if (PublicKeysListElement.PubkeyMetadataElement.ELEMENT.equals(name)) { 052 String finger = parser.getAttributeValue(null, 053 PublicKeysListElement.PubkeyMetadataElement.ATTR_V4_FINGERPRINT); 054 String dt = parser.getAttributeValue(null, 055 PublicKeysListElement.PubkeyMetadataElement.ATTR_DATE); 056 OpenPgpV4Fingerprint fingerprint = new OpenPgpV4Fingerprint(finger); 057 Date date = ParserUtils.getDateFromXep82String(dt); 058 builder.addMetadata(new PublicKeysListElement.PubkeyMetadataElement(fingerprint, date)); 059 } 060 break; 061 062 case END_ELEMENT: 063 name = parser.getName(); 064 if (name.equals(PublicKeysListElement.ELEMENT)) { 065 return builder.build(); 066 } 067 break; 068 069 default: 070 // Catch all for incomplete switch (MissingCasesInEnumSwitch) statement. 071 break; 072 } 073 } 074 } 075}