/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.cxf.ws.security.policy.builders;
import java.util.Iterator;
import java.util.List;
import javax.xml.bind.JAXBException;
import javax.xml.namespace.QName;
import org.w3c.dom.Element;
import org.apache.cxf.helpers.DOMUtils;
import org.apache.cxf.ws.addressing.EndpointReferenceType;
import org.apache.cxf.ws.addressing.VersionTransformer;
import org.apache.cxf.ws.policy.PolicyBuilder;
import org.apache.cxf.ws.policy.PolicyConstants;
import org.apache.cxf.ws.security.policy.SP11Constants;
import org.apache.cxf.ws.security.policy.SP12Constants;
import org.apache.cxf.ws.security.policy.SPConstants;
import org.apache.cxf.ws.security.policy.model.IssuedToken;
import org.apache.neethi.Assertion;
import org.apache.neethi.AssertionBuilderFactory;
import org.apache.neethi.Policy;
import org.apache.neethi.builders.AssertionBuilder;
public class IssuedTokenBuilder implements AssertionBuilder<Element> {
PolicyBuilder builder;
public IssuedTokenBuilder(PolicyBuilder b) {
builder = b;
}
public QName[] getKnownElements() {
return new QName[]{SP11Constants.ISSUED_TOKEN, SP12Constants.ISSUED_TOKEN};
}
public Assertion build(Element element, AssertionBuilderFactory factory)
throws IllegalArgumentException {
SPConstants consts = SP11Constants.SP_NS.equals(element.getNamespaceURI())
? SP11Constants.INSTANCE : SP12Constants.INSTANCE;
IssuedToken issuedToken = new IssuedToken(consts);
issuedToken.setOptional(PolicyConstants.isOptional(element));
issuedToken.setIgnorable(PolicyConstants.isIgnorable(element));
String includeAttr = DOMUtils.getAttribute(element, consts.getIncludeToken());
if (includeAttr != null) {
issuedToken.setInclusion(consts.getInclusionFromAttributeValue(includeAttr));
}
Element child = DOMUtils.getFirstElement(element);
while (child != null) {
String ln = child.getLocalName();
if (SPConstants.ISSUER.equals(ln)) {
try {
EndpointReferenceType epr = VersionTransformer.parseEndpointReference(child);
issuedToken.setIssuerEpr(epr);
} catch (JAXBException e) {
throw new IllegalArgumentException(e);
}
} else if (SPConstants.REQUEST_SECURITY_TOKEN_TEMPLATE.equals(ln)) {
issuedToken.setRstTemplate(child);
} else if (org.apache.neethi.Constants.ELEM_POLICY.equals(ln)) {
Policy policy = builder.getPolicy(child);
policy = (Policy)policy.normalize(builder.getPolicyRegistry(), false);
for (Iterator iterator = policy.getAlternatives(); iterator.hasNext();) {
processAlternative((List)iterator.next(), issuedToken);
break; // since there should be only one alternative ..
}
}
child = DOMUtils.getNextElement(child);
}
return issuedToken;
}
private void processAlternative(List assertions, IssuedToken parent) {
Assertion assertion;
QName name;
for (Iterator iterator = assertions.iterator(); iterator.hasNext();) {
assertion = (Assertion)iterator.next();
name = assertion.getName();
if (SPConstants.REQUIRE_DERIVED_KEYS.equals(name.getLocalPart())) {
parent.setDerivedKeys(true);
} else if (SPConstants.REQUIRE_EXTERNAL_REFERENCE.equals(name.getLocalPart())) {
parent.setRequireExternalReference(true);
} else if (SPConstants.REQUIRE_INTERNAL_REFERENCE.equals(name.getLocalPart())) {
parent.setRequireInternalReference(true);
}
}
}
}