pkmacvalue.java

一个免费的CA,基于EJB平台的,老师叫我们测试,现把之共享出来让大家参考

// CMP implementation copyright (c) 2003 NOVOSEC AG (http://www.novosec.com)
//
// Author: Maik Stohn
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this 
// software and associated documentation files (the "Software"), to deal in the Software 
// without restriction, including without limitation the rights to use, copy, modify, merge, 
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons 
// to whom the Software is furnished to do so, subject to the following conditions: 
//
// The above copyright notice and this permission notice shall be included in all copies or 
// substantial portions of the Software. 
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 
// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 

package com.novosec.pkix.asn1.crmf;

import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DERBitString;
import org.bouncycastle.asn1.DEREncodable;
import org.bouncycastle.asn1.DERObject;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;

/**
 * ASN.1 structure DER En/DeCoder.
 *
 * <pre>
 *  PKMACValue ::= SEQUENCE {
 *   algId  AlgorithmIdentifier,  -- algorithm value shall be PasswordBasedMac {1 2 840 113533 7 66 13} parameter value is PBMParameter
 *   value  BIT STRING }
 *
 * </pre>
 */
public class PKMACValue implements DEREncodable
{
    AlgorithmIdentifier algId;
    DERBitString        value;

    public static PKMACValue getInstance( ASN1TaggedObject obj, boolean explicit )
    {
        return getInstance(ASN1Sequence.getInstance(obj, explicit));
    }

    public static PKMACValue getInstance( Object obj )
    {
        if (obj instanceof PKMACValue)
        {
            return (PKMACValue)obj;
        }
        else if (obj instanceof ASN1Sequence)
        {
            return new PKMACValue((ASN1Sequence)obj);
        }

        throw new IllegalArgumentException("unknown object in factory");
    }
	
    public PKMACValue( ASN1Sequence seq )
    {
      this.algId = AlgorithmIdentifier.getInstance(seq.getObjectAt(0));
      this.value = DERBitString.getInstance(seq.getObjectAt(1));
    }

    public PKMACValue( AlgorithmIdentifier algId, DERBitString value )
    {
      this.algId = algId;
      this.value = value;
    }

    public AlgorithmIdentifier getAlgId()
    {
        return algId;
    }

    public DERBitString getValue()
    {
        return value;
    }

    public DERObject getDERObject()
    {
        ASN1EncodableVector  v = new ASN1EncodableVector();

        v.add( algId );
        v.add( value );

        return new DERSequence(v);
    }

    public String toString()
    {
      return "PKMACValue: (algId = " + this.getAlgId() + ", value = " + this.getValue() + ")";
    }
}