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1   /**
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements. See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership. The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License. You may obtain a copy of the License at
9    *
10   * http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied. See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
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.HttpsToken;
30  import org.w3c.dom.Element;
31  
32  import javax.xml.namespace.QName;
33  
34  public class HttpsTokenBuilder 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 claims = SPUtils.getFirstChildElement(element, spVersion.getSPConstants().getClaims());
50          final Element nestedPolicyElement = SPUtils.getFirstPolicyChildElement(element);
51  
52          Policy nestedPolicy = null;
53          if (nestedPolicyElement == null) {
54              nestedPolicy = new Policy();
55          } else {
56              nestedPolicy = factory.getPolicyEngine().getPolicy(nestedPolicyElement);
57          }
58  
59          boolean requireClientCert = false;
60          if (spVersion == SPConstants.SPVersion.SP11) {
61              String attr =
62                  SPUtils.getAttribute(element, new QName(null, SPConstants.REQUIRE_CLIENT_CERTIFICATE));
63              if ("true".equals(attr)) {
64                  requireClientCert = true;
65              }
66          }
67  
68          HttpsToken httpsToken = new HttpsToken(
69                  spVersion,
70                  spVersion.getSPConstants().getInclusionFromAttributeValue(includeTokenValue),
71                  issuer,
72                  issuerName,
73                  claims,
74                  nestedPolicy,
75                  requireClientCert
76          );
77  
78          httpsToken.setOptional(SPUtils.isOptional(element));
79          httpsToken.setIgnorable(SPUtils.isIgnorable(element));
80          return httpsToken;
81      }
82  
83      @Override
84      public QName[] getKnownElements() {
85          return new QName[]{SP13Constants.HTTPS_TOKEN, SP11Constants.HTTPS_TOKEN};
86      }
87  }