/**
* 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.rt.security.xacml;
import java.util.UUID;
import org.joda.time.DateTime;
import org.opensaml.Configuration;
import org.opensaml.common.SAMLObjectBuilder;
import org.opensaml.common.SAMLVersion;
import org.opensaml.saml2.core.Issuer;
import org.opensaml.xacml.XACMLObjectBuilder;
import org.opensaml.xacml.ctx.RequestType;
import org.opensaml.xacml.profile.saml.SAMLProfileConstants;
import org.opensaml.xacml.profile.saml.XACMLAuthzDecisionQueryType;
import org.opensaml.xml.XMLObjectBuilderFactory;
/**
* A set of utility methods to construct XACML SAML Request statements, based on the
* SAML 2.0 profile of XACML v2.0 specification.
*/
public final class SamlRequestComponentBuilder {
private static volatile XACMLObjectBuilder<XACMLAuthzDecisionQueryType> xacmlAuthzDecisionQueryTypeBuilder;
private static volatile SAMLObjectBuilder<Issuer> issuerBuilder;
private static volatile XMLObjectBuilderFactory builderFactory = Configuration.getBuilderFactory();
private SamlRequestComponentBuilder() {
// complete
}
/**
* Create an AuthzDecisionQuery using the defaults
*/
public static XACMLAuthzDecisionQueryType createAuthzDecisionQuery(
String issuerValue,
RequestType request,
String namespace
) {
return createAuthzDecisionQuery(false, false, issuerValue, request, namespace);
}
@SuppressWarnings("unchecked")
public static XACMLAuthzDecisionQueryType createAuthzDecisionQuery(
boolean inputContextOnly,
boolean returnContext,
String issuerValue,
RequestType request,
String namespace
) {
if (xacmlAuthzDecisionQueryTypeBuilder == null) {
xacmlAuthzDecisionQueryTypeBuilder = (XACMLObjectBuilder<XACMLAuthzDecisionQueryType>)
builderFactory.getBuilder(XACMLAuthzDecisionQueryType.DEFAULT_ELEMENT_NAME_XACML20);
}
XACMLAuthzDecisionQueryType authzQuery =
xacmlAuthzDecisionQueryTypeBuilder.buildObject(
namespace,
XACMLAuthzDecisionQueryType.DEFAULT_ELEMENT_LOCAL_NAME,
SAMLProfileConstants.SAML20XACMLPROTOCOL_PREFIX
);
authzQuery.setID("_" + UUID.randomUUID().toString());
authzQuery.setVersion(SAMLVersion.VERSION_20);
authzQuery.setIssueInstant(new DateTime());
authzQuery.setInputContextOnly(Boolean.valueOf(inputContextOnly));
authzQuery.setReturnContext(Boolean.valueOf(returnContext));
if (issuerValue != null) {
Issuer issuer = createIssuer(issuerValue);
authzQuery.setIssuer(issuer);
}
authzQuery.setRequest(request);
return authzQuery;
}
/**
* Create an Issuer object
*
* @param issuerValue of type String
* @return an Issuer object
*/
@SuppressWarnings("unchecked")
public static Issuer createIssuer(String issuerValue) {
if (issuerBuilder == null) {
issuerBuilder = (SAMLObjectBuilder<Issuer>)
builderFactory.getBuilder(Issuer.DEFAULT_ELEMENT_NAME);
}
Issuer issuer = issuerBuilder.buildObject();
//
// The SAML authority that is making the claim(s) in the assertion. The issuer SHOULD
// be unambiguous to the intended relying parties.
issuer.setValue(issuerValue);
return issuer;
}
}