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

Go to download

Show more of this group Show more artifacts with this name
Show all versions of bouncycastle Show documentation

The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.5 and up. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.

There is a newer version: 1.2.2.1-jre17

Show newest version

package org.bouncycastle.asn1.crmf;

import java.util.Enumeration;

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;
import org.bouncycastle.asn1.x509.Time;

public class OptionalValidity
    extends ASN1Object
{
    private Time notBefore;
    private Time notAfter;

    private OptionalValidity(ASN1Sequence seq)
    {
        Enumeration en = seq.getObjects();
        while (en.hasMoreElements())
        {
            ASN1TaggedObject tObj = (ASN1TaggedObject)en.nextElement();

            if (tObj.getTagNo() == 0)
            {
                notBefore = Time.getInstance(tObj, true);
            }
            else
            {
                notAfter = Time.getInstance(tObj, true);
            }
        }
    }

    public static OptionalValidity getInstance(Object o)
    {
        if (o instanceof OptionalValidity)
        {
            return (OptionalValidity)o;
        }

        if (o != null)
        {
            return new OptionalValidity(ASN1Sequence.getInstance(o));
        }

        return null;
    }

    public OptionalValidity(Time notBefore, Time notAfter)
    {
        if (notBefore == null && notAfter == null)
        {
            throw new IllegalArgumentException("at least one of notBefore/notAfter must not be null.");
        }

        this.notBefore = notBefore;
        this.notAfter = notAfter;
    }

    public Time getNotBefore()
    {
        return notBefore;
    }

    public Time getNotAfter()
    {
        return notAfter;
    }

    /**
     *      * OptionalValidity ::= SEQUENCE {
     *                        notBefore  [0] Time OPTIONAL,
     *                        notAfter   [1] Time OPTIONAL } --at least one MUST be present
     * 
     * @return a basic ASN.1 object representation.
     */
    public ASN1Primitive toASN1Primitive()
    {
        ASN1EncodableVector v = new ASN1EncodableVector(2);

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

        if (notAfter != null)
        {
            v.add(new DERTaggedObject(true, 1, notAfter));
        }

        return new DERSequence(v);
    }
}