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.util.asn1.x509;
019    
020    import org.apache.geronimo.util.asn1.ASN1OctetString;
021    import org.apache.geronimo.util.asn1.DERBoolean;
022    
023    /**
024     * an object for the elements in the X.509 V3 extension block.
025     */
026    public class X509Extension
027    {
028        boolean             critical;
029        ASN1OctetString      value;
030    
031        public X509Extension(
032            DERBoolean              critical,
033            ASN1OctetString         value)
034        {
035            this.critical = critical.isTrue();
036            this.value = value;
037        }
038    
039        public X509Extension(
040            boolean                 critical,
041            ASN1OctetString         value)
042        {
043            this.critical = critical;
044            this.value = value;
045        }
046    
047        public boolean isCritical()
048        {
049            return critical;
050        }
051    
052        public ASN1OctetString getValue()
053        {
054            return value;
055        }
056    
057        public int hashCode()
058        {
059            if (this.isCritical())
060            {
061                return this.getValue().hashCode();
062            }
063    
064    
065            return ~this.getValue().hashCode();
066        }
067    
068        public boolean equals(
069            Object  o)
070        {
071            if (o == null || !(o instanceof X509Extension))
072            {
073                return false;
074            }
075    
076            X509Extension   other = (X509Extension)o;
077    
078            return other.getValue().equals(this.getValue())
079                && (other.isCritical() == this.isCritical());
080        }
081    }