org.bouncycastle.asn1.crmf.CertTemplate Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of bcutil-debug-jdk18on Show documentation
The Bouncy Castle Java APIs for ASN.1 extension and utility APIs used to support bcpkix and bctls. This jar contains APIs for JDK 1.8 and up.
There is a newer version: 1.78.1
Show newest version
package org.bouncycastle.asn1.crmf;

import java.util.Enumeration;

import org.bouncycastle.asn1.ASN1BitString;
import org.bouncycastle.asn1.ASN1Integer;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.x500.X500Name;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
import org.bouncycastle.asn1.x509.Extensions;
import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;

public class CertTemplate
    extends ASN1Object
{
    private ASN1Sequence seq;

    private ASN1Integer version;
    private ASN1Integer serialNumber;
    private AlgorithmIdentifier signingAlg;
    private X500Name issuer;
    private OptionalValidity validity;
    private X500Name subject;
    private SubjectPublicKeyInfo publicKey;
    private ASN1BitString issuerUID;
    private ASN1BitString subjectUID;
    private Extensions extensions;

    private CertTemplate(ASN1Sequence seq)
    {
        this.seq = seq;

        Enumeration en = seq.getObjects();
        while (en.hasMoreElements())
        {
            ASN1TaggedObject tObj = (ASN1TaggedObject)en.nextElement();

            switch (tObj.getTagNo())
            {
            case 0:
                version = ASN1Integer.getInstance(tObj, false);
                break;
            case 1:
                serialNumber = ASN1Integer.getInstance(tObj, false);
                break;
            case 2:
                signingAlg = AlgorithmIdentifier.getInstance(tObj, false);
                break;
            case 3:
                issuer = X500Name.getInstance(tObj, true); // CHOICE
                break;
            case 4:
                validity = OptionalValidity.getInstance(ASN1Sequence.getInstance(tObj, false));
                break;
            case 5:
                subject = X500Name.getInstance(tObj, true); // CHOICE
                break;
            case 6:
                publicKey = SubjectPublicKeyInfo.getInstance(tObj, false);
                break;
            case 7:
                issuerUID = ASN1BitString.getInstance(tObj, false);
                break;
            case 8:
                subjectUID = ASN1BitString.getInstance(tObj, false);
                break;
            case 9:
                extensions = Extensions.getInstance(tObj, false);
                break;
            default:
                throw new IllegalArgumentException("unknown tag: " + tObj.getTagNo());
            }
        }
    }

    public static CertTemplate getInstance(Object o)
    {
        if (o instanceof CertTemplate)
        {
            return (CertTemplate)o;
        }
        else if (o != null)
        {
            return new CertTemplate(ASN1Sequence.getInstance(o));
        }

        return null;
    }

    /**
     * Return Version - -1 if not set.
     *
     * @return Version value.
     */
    public int getVersion()
    {
        if (version != null)
        {
            return version.intValueExact();
        }

        return -1;
    }

    public ASN1Integer getSerialNumber()
    {
        return serialNumber;
    }

    public AlgorithmIdentifier getSigningAlg()
    {
        return signingAlg;
    }

    public X500Name getIssuer()
    {
        return issuer;
    }

    public OptionalValidity getValidity()
    {
        return validity;
    }

    public X500Name getSubject()
    {
        return subject;
    }

    public SubjectPublicKeyInfo getPublicKey()
    {
        return publicKey;
    }

    public ASN1BitString getIssuerUID()
    {
        return issuerUID;
    }

    public ASN1BitString getSubjectUID()
    {
        return subjectUID;
    }

    public Extensions getExtensions()
    {
        return extensions;
    }

    /**
     *      *  CertTemplate ::= SEQUENCE {
     *      version      [0] Version               OPTIONAL,
     *      serialNumber [1] INTEGER               OPTIONAL,
     *      signingAlg   [2] AlgorithmIdentifier   OPTIONAL,
     *      issuer       [3] Name                  OPTIONAL,
     *      validity     [4] OptionalValidity      OPTIONAL,
     *      subject      [5] Name                  OPTIONAL,
     *      publicKey    [6] SubjectPublicKeyInfo  OPTIONAL,
     *      issuerUID    [7] UniqueIdentifier      OPTIONAL,
     *      subjectUID   [8] UniqueIdentifier      OPTIONAL,
     *      extensions   [9] Extensions            OPTIONAL }
     * 
     * @return a basic ASN.1 object representation.
     */
    public ASN1Primitive toASN1Primitive()
    {
        return seq;
    }
}