001    /*
002     * Copyright (c) 2000 - 2006 The Legion Of The Bouncy Castle (http://www.bouncycastle.org)
003     * 
004     * Permission is hereby granted, free of charge, to any person obtaining a copy of this
005     * software and associated documentation files (the "Software"), to deal in the Software
006     * without restriction, including without limitation the rights to use, copy, modify,
007     * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
008     * permit persons to whom the Software is furnished to do so, subject to the following
009     * conditions:
010     * 
011     * The above copyright notice and this permission notice shall be included in all copies
012     * or substantial portions of the Software.
013     * 
014     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
015     * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
016     * PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
017     * FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
018     * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
019     * DEALINGS IN THE SOFTWARE.
020     * 
021     */
022    
023    package org.apache.directory.shared.asn1.der;
024    
025    
026    /**
027     * DER Boolean object.
028     */
029    public class DERBoolean extends DERObject
030    {
031        private static final byte[] trueArray =
032            { ( byte ) 0xff };
033    
034        private static final byte[] falseArray =
035            { ( byte ) 0x00 };
036    
037        public static final DERBoolean TRUE = new DERBoolean( trueArray );
038    
039        public static final DERBoolean FALSE = new DERBoolean( falseArray );
040    
041    
042        /**
043         * Basic DERObject constructor.
044         */
045        public DERBoolean(byte[] value)
046        {
047            super( BOOLEAN, value );
048        }
049    
050    
051        /**
052         * Static factory method, type-conversion operator.
053         */
054        public static DERBoolean valueOf( boolean value )
055        {
056            return ( value ? TRUE : FALSE );
057        }
058    
059    
060        /**
061         * Lazy accessor
062         * 
063         * @return boolean value
064         */
065        public boolean isTrue()
066        {
067            return value[0] == ( byte ) 0xff;
068        }
069    }