openaz-xacml-pdp/src/main/java/org/apache/openaz/xacml/pdp/policy/dom/DOMPolicySetIdReference.java

/*
 *  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
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 *  Unless required by applicable law or agreed to in writing,
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 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
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/*
 *                        AT&T - PROPRIETARY
 *          THIS FILE CONTAINS PROPRIETARY INFORMATION OF
 *        AT&T AND IS NOT TO BE DISCLOSED OR USED EXCEPT IN
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package org.apache.openaz.xacml.pdp.policy.dom;

import org.apache.openaz.xacml.pdp.policy.PolicySet;
import org.apache.openaz.xacml.pdp.policy.PolicySetIdReference;
import org.apache.openaz.xacml.std.StdStatusCode;
import org.apache.openaz.xacml.std.dom.DOMIdReferenceMatch;
import org.apache.openaz.xacml.std.dom.DOMProperties;
import org.apache.openaz.xacml.std.dom.DOMStructureException;
import org.w3c.dom.Node;

/**
 * DOMPolicySetIdReference extends {@link org.apache.openaz.xacml.pdp.policy.PolicySetIdReference} with
 * methods for creation from DOM {@link org.w3c.dom.Node}s.
 */
public class DOMPolicySetIdReference {
    protected DOMPolicySetIdReference() {
    }

    /**
     * Creates a new <code>PolicySetIdReference</code> parsed from the given <code>Node</code> representing a
     * XACML PolicySetIdReference element.
     *
     * @param nodePolicySetIdReference the <code>Node</code> representing the XACML PolicySetIdReference
     *            element
     * @return a new <code>PolicySetIdReference</code> parsed from the given <code>Node</code>
     * @throws DOMStructureException if there is an error parsing the <code>Node</code>
     */
    public static PolicySetIdReference newInstance(Node nodePolicySetIdReference, PolicySet policySetParent)
        throws DOMStructureException {
        PolicySetIdReference domPolicySetIdReference = new PolicySetIdReference(policySetParent);

        try {
            domPolicySetIdReference.setIdReferenceMatch(DOMIdReferenceMatch
                .newInstance(nodePolicySetIdReference));
        } catch (DOMStructureException ex) {
            domPolicySetIdReference.setStatus(StdStatusCode.STATUS_CODE_SYNTAX_ERROR, ex.getMessage());
            if (DOMProperties.throwsExceptions()) {
                throw ex;
            }
        }

        return domPolicySetIdReference;
    }

    public static boolean repair(Node nodePolicySetIdReference) throws DOMStructureException {
        return DOMIdReferenceMatch.repair(nodePolicySetIdReference);
    }
}