/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.keycloak.adapters.saml.config.parsers;
import org.keycloak.adapters.saml.config.Key;
import org.keycloak.saml.common.exceptions.ParsingException;
import org.keycloak.saml.common.parsers.AbstractParser;
import org.keycloak.saml.common.util.StaxParserUtil;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLEventReader;
import javax.xml.stream.events.EndElement;
import javax.xml.stream.events.StartElement;
import javax.xml.stream.events.XMLEvent;
import java.util.LinkedList;
import java.util.List;
/**
* @author <a href="mailto:bill@burkecentral.com">Bill Burke</a>
* @version $Revision: 1 $
*/
public class KeysXmlParser extends AbstractParser {
@Override
public Object parse(XMLEventReader xmlEventReader) throws ParsingException {
StartElement startElement = StaxParserUtil.getNextStartElement(xmlEventReader);
StaxParserUtil.validate(startElement, ConfigXmlConstants.KEYS_ELEMENT);
List<Key> keys = new LinkedList<>();
while (xmlEventReader.hasNext()) {
XMLEvent xmlEvent = StaxParserUtil.peek(xmlEventReader);
if (xmlEvent == null)
break;
if (xmlEvent instanceof EndElement) {
EndElement endElement = (EndElement) StaxParserUtil.getNextEvent(xmlEventReader);
String endElementName = StaxParserUtil.getEndElementName(endElement);
if (endElementName.equals(ConfigXmlConstants.KEYS_ELEMENT))
break;
else
throw logger.parserUnknownEndElement(endElementName);
}
startElement = StaxParserUtil.peekNextStartElement(xmlEventReader);
if (startElement == null)
break;
String tag = StaxParserUtil.getStartElementName(startElement);
if (tag.equals(ConfigXmlConstants.KEY_ELEMENT)) {
KeyXmlParser parser = new KeyXmlParser();
Key key = (Key)parser.parse(xmlEventReader);
keys.add(key);
} else {
StaxParserUtil.bypassElementBlock(xmlEventReader, tag);
}
}
return keys;
}
@Override
public boolean supports(QName qname) {
return false;
}
}