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The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.4.

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package org.bouncycastle.asn1.cms;

import java.math.BigInteger;

import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Integer;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.x500.X500Name;
import org.bouncycastle.asn1.x509.Certificate;
import org.bouncycastle.asn1.x509.X509CertificateStructure;
import org.bouncycastle.asn1.x509.X509Name;

/**
 * RFC 5652: IssuerAndSerialNumber object.
 * 
 *  
 * IssuerAndSerialNumber ::= SEQUENCE {
 *     issuer Name,
 *     serialNumber CertificateSerialNumber
 * }
 *
 * CertificateSerialNumber ::= INTEGER  -- See RFC 5280
 *


 */
public class IssuerAndSerialNumber
    extends ASN1Object
{
    private X500Name    name;
    private ASN1Integer  serialNumber;

    /**
     * Return an IssuerAndSerialNumber object from the given object.
     *

* Accepted inputs: * * null → null * {@link IssuerAndSerialNumber} object * {@link org.bouncycastle.asn1.ASN1Sequence#getInstance(java.lang.Object) ASN1Sequence} input formats with IssuerAndSerialNumber structure inside * * * @param obj the object we want converted. * @exception IllegalArgumentException if the object cannot be converted. */ public static IssuerAndSerialNumber getInstance( Object obj) { if (obj instanceof IssuerAndSerialNumber) { return (IssuerAndSerialNumber)obj; } else if (obj != null) { return new IssuerAndSerialNumber(ASN1Sequence.getInstance(obj)); } return null; } /** * @deprecated use getInstance() method. */ public IssuerAndSerialNumber( ASN1Sequence seq) { this.name = X500Name.getInstance(seq.getObjectAt(0)); this.serialNumber = (ASN1Integer)seq.getObjectAt(1); } public IssuerAndSerialNumber( Certificate certificate) { this.name = certificate.getIssuer(); this.serialNumber = certificate.getSerialNumber(); } /** * @deprecated use constructor taking Certificate */ public IssuerAndSerialNumber( X509CertificateStructure certificate) { this.name = certificate.getIssuer(); this.serialNumber = certificate.getSerialNumber(); } public IssuerAndSerialNumber( X500Name name, BigInteger serialNumber) { this.name = name; this.serialNumber = new ASN1Integer(serialNumber); } /** * @deprecated use X500Name constructor */ public IssuerAndSerialNumber( X509Name name, BigInteger serialNumber) { this.name = X500Name.getInstance(name); this.serialNumber = new ASN1Integer(serialNumber); } /** * @deprecated use X500Name constructor */ public IssuerAndSerialNumber( X509Name name, ASN1Integer serialNumber) { this.name = X500Name.getInstance(name); this.serialNumber = serialNumber; } public X500Name getName() { return name; } public ASN1Integer getSerialNumber() { return serialNumber; } public ASN1Primitive toASN1Primitive() { ASN1EncodableVector v = new ASN1EncodableVector(2); v.add(name); v.add(serialNumber); return new DERSequence(v); } }