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;
019    
020    import java.io.IOException;
021    import java.util.Enumeration;
022    
023    public class BERSet
024        extends DERSet
025    {
026        /**
027         * create an empty sequence
028         */
029        public BERSet()
030        {
031        }
032    
033        /**
034         * create a set containing one object
035         */
036        public BERSet(
037            DEREncodable    obj)
038        {
039            super(obj);
040        }
041    
042        /**
043         * @param v - a vector of objects making up the set.
044         */
045        public BERSet(
046            DEREncodableVector   v)
047        {
048            super(v, true);
049        }
050    
051        /**
052         * @param v - a vector of objects making up the set.
053         */
054        BERSet(
055            DEREncodableVector   v,
056            boolean              needsSorting)
057        {
058            super(v, needsSorting);
059        }
060    
061        /*
062         */
063        void encode(
064            DEROutputStream out)
065            throws IOException
066        {
067            if (out instanceof ASN1OutputStream || out instanceof BEROutputStream)
068            {
069                out.write(SET | CONSTRUCTED);
070                out.write(0x80);
071    
072                Enumeration e = getObjects();
073                while (e.hasMoreElements())
074                {
075                    out.writeObject(e.nextElement());
076                }
077    
078                out.write(0x00);
079                out.write(0x00);
080            }
081            else
082            {
083                super.encode(out);
084            }
085        }
086    }