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19 package org.apache.wss4j.policy.builders;
20
21 import org.apache.neethi.Assertion;
22 import org.apache.neethi.AssertionBuilderFactory;
23 import org.apache.neethi.Policy;
24 import org.apache.neethi.builders.AssertionBuilder;
25 import org.apache.wss4j.policy.SP11Constants;
26 import org.apache.wss4j.policy.SP13Constants;
27 import org.apache.wss4j.policy.SPConstants;
28 import org.apache.wss4j.policy.SPUtils;
29 import org.apache.wss4j.policy.model.RelToken;
30 import org.w3c.dom.Element;
31
32 import javax.xml.namespace.QName;
33
34 public class RelTokenBuilder implements AssertionBuilder<Element> {
35
36 @Override
37 public Assertion build(Element element, AssertionBuilderFactory factory) throws IllegalArgumentException {
38
39 final SPConstants.SPVersion spVersion = SPConstants.SPVersion.getSPVersion(element.getNamespaceURI());
40 final String includeTokenValue = SPUtils.getAttribute(element, spVersion.getSPConstants().getIncludeToken());
41 final Element issuer = SPUtils.getFirstChildElement(element, spVersion.getSPConstants().getIssuer());
42 if (spVersion == SPConstants.SPVersion.SP11 && issuer != null) {
43 throw new IllegalArgumentException(SPConstants.ERR_INVALID_POLICY);
44 }
45 final String issuerName = SPUtils.getFirstChildElementText(element, spVersion.getSPConstants().getIssuerName());
46 if (spVersion == SPConstants.SPVersion.SP11 && issuerName != null) {
47 throw new IllegalArgumentException(SPConstants.ERR_INVALID_POLICY);
48 }
49 final Element nestedPolicyElement = SPUtils.getFirstPolicyChildElement(element);
50 final Element claims = SPUtils.getFirstChildElement(element, spVersion.getSPConstants().getClaims());
51 final Policy nestedPolicy =
52 nestedPolicyElement != null ? factory.getPolicyEngine().getPolicy(nestedPolicyElement) : new Policy();
53 RelToken relToken = new RelToken(
54 spVersion,
55 spVersion.getSPConstants().getInclusionFromAttributeValue(includeTokenValue),
56 issuer,
57 issuerName,
58 claims,
59 nestedPolicy
60 );
61 relToken.setOptional(SPUtils.isOptional(element));
62 relToken.setIgnorable(SPUtils.isIgnorable(element));
63 return relToken;
64 }
65
66 @Override
67 public QName[] getKnownElements() {
68 return new QName[]{SP13Constants.REL_TOKEN, SP11Constants.REL_TOKEN};
69 }
70 }