001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements. See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership. The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied. See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 *
019 */
020 package org.apache.directory.server.kerberos.shared.io.encoder;
021
022
023 import org.apache.directory.server.kerberos.shared.messages.value.AuthorizationData;
024 import org.apache.directory.server.kerberos.shared.messages.value.AuthorizationDataEntry;
025 import org.apache.directory.shared.asn1.der.DERInteger;
026 import org.apache.directory.shared.asn1.der.DEROctetString;
027 import org.apache.directory.shared.asn1.der.DERSequence;
028 import org.apache.directory.shared.asn1.der.DERTaggedObject;
029
030
031 /**
032 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
033 * @version $Rev: 587531 $, $Date: 2007-10-23 17:59:10 +0300 (Tue, 23 Oct 2007) $
034 */
035 public class AuthorizationDataEncoder
036 {
037 /**
038 * AuthorizationData ::= SEQUENCE OF SEQUENCE {
039 * ad-type[0] INTEGER,
040 * ad-data[1] OCTET STRING
041 * }
042 */
043 protected static DERSequence encode( AuthorizationData data )
044 {
045 DERSequence outerSequence = new DERSequence();
046
047 for ( AuthorizationDataEntry entry: data.getEntries() )
048 {
049 DERSequence sequence = new DERSequence();
050 sequence.add( new DERTaggedObject( 0, DERInteger.valueOf( entry.getAdType().getOrdinal() ) ) );
051 sequence.add( new DERTaggedObject( 1, new DEROctetString( entry.getAdData() ) ) );
052 outerSequence.add( sequence );
053 }
054
055 return outerSequence;
056 }
057 }