001    /**
002     *  Licensed to the Apache Software Foundation (ASF) under one or more
003     *  contributor license agreements.  See the NOTICE file distributed with
004     *  this work for additional information regarding copyright ownership.
005     *  The ASF licenses this file to You under the Apache License, Version 2.0
006     *  (the "License"); you may not use this file except in compliance with
007     *  the License.  You may obtain a copy of the License at
008     *
009     *     http://www.apache.org/licenses/LICENSE-2.0
010     *
011     *  Unless required by applicable law or agreed to in writing, software
012     *  distributed under the License is distributed on an "AS IS" BASIS,
013     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     *  See the License for the specific language governing permissions and
015     *  limitations under the License.
016     */
017    
018    package org.apache.geronimo.crypto.asn1.x509;
019    
020    import org.apache.geronimo.crypto.asn1.ASN1Encodable;
021    import org.apache.geronimo.crypto.asn1.ASN1Sequence;
022    import org.apache.geronimo.crypto.asn1.ASN1TaggedObject;
023    import org.apache.geronimo.crypto.asn1.DERObject;
024    import org.apache.geronimo.crypto.asn1.DERSequence;
025    
026    public class GeneralNames
027        extends ASN1Encodable
028    {
029        ASN1Sequence            seq;
030    
031        public static GeneralNames getInstance(
032            Object  obj)
033        {
034            if (obj == null || obj instanceof GeneralNames)
035            {
036                return (GeneralNames)obj;
037            }
038    
039            if (obj instanceof ASN1Sequence)
040            {
041                return new GeneralNames((ASN1Sequence)obj);
042            }
043    
044            throw new IllegalArgumentException("illegal object in getInstance: " + obj.getClass().getName());
045        }
046    
047        public static GeneralNames getInstance(
048            ASN1TaggedObject obj,
049            boolean          explicit)
050        {
051            return getInstance(ASN1Sequence.getInstance(obj, explicit));
052        }
053    
054        /**
055         * Construct a GeneralNames object containing one GeneralName.
056         *
057         * @param name the name to be contained.
058         */
059        public GeneralNames(
060            GeneralName  name)
061        {
062            this.seq = new DERSequence(name);
063        }
064    
065        public GeneralNames(
066            ASN1Sequence  seq)
067        {
068            this.seq = seq;
069        }
070    
071        public GeneralName[] getNames()
072        {
073            GeneralName[]   names = new GeneralName[seq.size()];
074    
075            for (int i = 0; i != seq.size(); i++)
076            {
077                names[i] = GeneralName.getInstance(seq.getObjectAt(i));
078            }
079    
080            return names;
081        }
082    
083        /**
084         * Produce an object suitable for an ASN1OutputStream.
085         * <pre>
086         * GeneralNames ::= SEQUENCE SIZE {1..MAX} OF GeneralName
087         * </pre>
088         */
089        public DERObject toASN1Object()
090        {
091            return seq;
092        }
093    }