OptionalValidity.java :  » Security » Bouncy-Castle » org » bouncycastle » asn1 » crmf » Java Open Source

Java Open Source » Security » Bouncy Castle 
Bouncy Castle » org » bouncycastle » asn1 » crmf » OptionalValidity.java
package org.bouncycastle.asn1.crmf;

import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DERObject;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.x509.Time;

import java.util.Enumeration;

public class OptionalValidity
    extends ASN1Encodable
{
    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, false);
            }
            else
            {
                notAfter = Time.getInstance(tObj, false);
            }
        }
    }

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

        if (o instanceof ASN1Sequence)
        {
            return new OptionalValidity((ASN1Sequence)o);
        }

        throw new IllegalArgumentException("Invalid object: " + o.getClass().getName());
    }

    /**
     * <pre>
     * OptionalValidity ::= SEQUENCE {
     *                        notBefore  [0] Time OPTIONAL,
     *                        notAfter   [1] Time OPTIONAL } --at least one MUST be present
     * </pre>
     * @return a basic ASN.1 object representation.
     */
    public DERObject toASN1Object()
    {
        ASN1EncodableVector v = new ASN1EncodableVector();

        v.add(notBefore);
        v.add(notAfter);

        return new DERSequence(v);
    }
}
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.