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.ByteArrayOutputStream;
021    import java.io.IOException;
022    
023    public abstract class ASN1Encodable
024        implements DEREncodable
025    {
026        public byte[] getEncoded()
027            throws IOException
028        {
029            ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
030            ASN1OutputStream        aOut = new ASN1OutputStream(bOut);
031    
032            aOut.writeObject(this);
033    
034            return bOut.toByteArray();
035        }
036    
037        public int hashCode()
038        {
039            return this.toASN1Object().hashCode();
040        }
041    
042        public boolean equals(
043            Object  o)
044        {
045            if ((o == null) || !(o instanceof ASN1Encodable))
046            {
047                return false;
048            }
049    
050            ASN1Encodable other = (ASN1Encodable)o;
051    
052            return this.toASN1Object().equals(other.toASN1Object());
053        }
054    
055        public DERObject getDERObject()
056        {
057            return this.toASN1Object();
058        }
059    
060        public abstract DERObject toASN1Object();
061    }