/**
* 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.namespace.QName;
import org.w3c.dom.Element;
import org.apache.cxf.helpers.DOMUtils;
import org.apache.cxf.ws.policy.PolicyBuilder;
import org.apache.cxf.ws.security.policy.SP11Constants;
import org.apache.cxf.ws.security.policy.SPConstants.SupportTokenType;
import org.apache.cxf.ws.security.policy.model.AlgorithmSuite;
import org.apache.cxf.ws.security.policy.model.SignedEncryptedElements;
import org.apache.cxf.ws.security.policy.model.SignedEncryptedParts;
import org.apache.cxf.ws.security.policy.model.SupportingToken;
import org.apache.cxf.ws.security.policy.model.Token;
import org.apache.neethi.Assertion;
import org.apache.neethi.AssertionBuilderFactory;
import org.apache.neethi.Policy;
import org.apache.neethi.builders.AssertionBuilder;
public class SupportingTokensBuilder implements AssertionBuilder<Element> {
PolicyBuilder builder;
public SupportingTokensBuilder(PolicyBuilder b) {
builder = b;
}
public QName[] getKnownElements() {
return new QName[]{SP11Constants.SUPPORTING_TOKENS,
SP11Constants.SIGNED_SUPPORTING_TOKENS,
SP11Constants.ENDORSING_SUPPORTING_TOKENS,
SP11Constants.SIGNED_ENDORSING_SUPPORTING_TOKENS};
}
public Assertion build(Element element, AssertionBuilderFactory factory)
throws IllegalArgumentException {
QName name = DOMUtils.getElementQName(element);
SupportingToken supportingToken = null;
if (SP11Constants.SUPPORTING_TOKENS.equals(name)) {
supportingToken = new SupportingToken(SupportTokenType.SUPPORTING_TOKEN_SUPPORTING,
SP11Constants.INSTANCE,
builder);
} else if (SP11Constants.SIGNED_SUPPORTING_TOKENS.equals(name)) {
supportingToken = new SupportingToken(SupportTokenType.SUPPORTING_TOKEN_SIGNED,
SP11Constants.INSTANCE,
builder);
} else if (SP11Constants.ENDORSING_SUPPORTING_TOKENS.equals(name)) {
supportingToken = new SupportingToken(SupportTokenType.SUPPORTING_TOKEN_ENDORSING,
SP11Constants.INSTANCE,
builder);
} else if (SP11Constants.SIGNED_ENDORSING_SUPPORTING_TOKENS.equals(name)) {
supportingToken = new SupportingToken(SupportTokenType.SUPPORTING_TOKEN_SIGNED_ENDORSING,
SP11Constants.INSTANCE,
builder);
}
Policy policy = builder.getPolicy(DOMUtils.getFirstElement(element));
policy = (Policy)policy.normalize(builder.getPolicyRegistry(), false);
for (Iterator iterator = policy.getAlternatives(); iterator.hasNext();) {
processAlternative((List)iterator.next(), supportingToken);
/*
* for the moment we will say there should be only one alternative
*/
break;
}
return supportingToken;
}
private void processAlternative(List assertions, SupportingToken supportingToken) {
for (Iterator iterator = assertions.iterator(); iterator.hasNext();) {
Assertion primitive = (Assertion)iterator.next();
QName qname = primitive.getName();
if (SP11Constants.ALGORITHM_SUITE.equals(qname)) {
supportingToken.setAlgorithmSuite((AlgorithmSuite)primitive);
} else if (SP11Constants.SIGNED_PARTS.equals(qname)) {
supportingToken.setSignedParts((SignedEncryptedParts)primitive);
} else if (SP11Constants.SIGNED_ELEMENTS.equals(qname)) {
supportingToken.setSignedElements((SignedEncryptedElements)primitive);
} else if (SP11Constants.ENCRYPTED_PARTS.equals(qname)) {
supportingToken.setEncryptedParts((SignedEncryptedParts)primitive);
} else if (SP11Constants.ENCRYPTED_ELEMENTS.equals(qname)) {
supportingToken.setEncryptedElements((SignedEncryptedElements)primitive);
} else if (primitive instanceof Token) {
supportingToken.addToken((Token)primitive);
}
}
}
}