org.bouncycastle.asn1.cms.SCVPReqRes Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of bcutil-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.cms;

import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.DERTaggedObject;

/**
 * RFC 5940:
 * Additional Cryptographic Message Syntax (CMS) Revocation Information Choices.
 * 
 * 
 * SCVPReqRes ::= SEQUENCE {
 *     request  [0] EXPLICIT ContentInfo OPTIONAL,
 *     response     ContentInfo }
 * 
 */
public class SCVPReqRes
    extends ASN1Object
{
    private final ContentInfo request;
    private final ContentInfo response;

    /**
     * Return a SCVPReqRes object from the given object.
     * 
     * Accepted inputs:
     * 

     *  null → null
     * 
 {@link SCVPReqRes} object
     * 
 {@link org.bouncycastle.asn1.ASN1Sequence#getInstance(java.lang.Object) ASN1Sequence} input formats with SCVPReqRes structure inside
     * 
     *
     * @param obj the object we want converted.
     * @exception IllegalArgumentException if the object cannot be converted.
     */
    public static SCVPReqRes getInstance(
        Object  obj)
    {
        if (obj instanceof SCVPReqRes)
        {
            return (SCVPReqRes)obj;
        }
        else if (obj != null)
        {
            return new SCVPReqRes(ASN1Sequence.getInstance(obj));
        }

        return null;
    }

    private SCVPReqRes(
        ASN1Sequence seq)
    {
        if (seq.getObjectAt(0) instanceof ASN1TaggedObject)
        {
            this.request = ContentInfo.getInstance(ASN1TaggedObject.getInstance(seq.getObjectAt(0)), true);
            this.response = ContentInfo.getInstance(seq.getObjectAt(1));
        }
        else
        {
            this.request = null;
            this.response = ContentInfo.getInstance(seq.getObjectAt(0));
        }
    }

    public SCVPReqRes(ContentInfo response)
    {
        this.request = null;       // use of this confuses earlier JDKs
        this.response = response;
    }

    public SCVPReqRes(ContentInfo request, ContentInfo response)
    {
        this.request = request;
        this.response = response;
    }

    public ContentInfo getRequest()
    {
        return request;
    }

    public ContentInfo getResponse()
    {
        return response;
    }

    /**
     * @return  the ASN.1 primitive representation.
     */
    public ASN1Primitive toASN1Primitive()
    {
        ASN1EncodableVector v = new ASN1EncodableVector(2);

        if (request != null)
        {
            v.add(new DERTaggedObject(true, 0, request));
        }

        v.add(response);

        return new DERSequence(v);
    }
}