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Viewing changes to src/org/bouncycastle/asn1/crmf/OptionalValidity.java

  • Committer: Brian Thomason
  • Date: 2011-12-20 17:20:32 UTC
  • Revision ID: brian.thomason@canonical.com-20111220172032-rdtm13jgdxtksacr
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src/org/bouncycastle/asn1/crmf/OptionalValidity.java
 
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package org.bouncycastle.asn1.crmf;
 
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import org.bouncycastle.asn1.ASN1Encodable;
 
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import org.bouncycastle.asn1.ASN1EncodableVector;
 
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import org.bouncycastle.asn1.ASN1Sequence;
 
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import org.bouncycastle.asn1.ASN1TaggedObject;
 
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import org.bouncycastle.asn1.DERObject;
 
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import org.bouncycastle.asn1.DERSequence;
 
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import org.bouncycastle.asn1.DERTaggedObject;
 
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import org.bouncycastle.asn1.x509.Time;
 
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import java.util.Enumeration;
 
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public class OptionalValidity
 
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    extends ASN1Encodable
 
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{
 
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    private Time notBefore;
 
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    private Time notAfter;
 
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    private OptionalValidity(ASN1Sequence seq)
 
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    {
 
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        Enumeration en = seq.getObjects();
 
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        while (en.hasMoreElements())
 
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        {
 
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            ASN1TaggedObject tObj = (ASN1TaggedObject)en.nextElement();
 
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            if (tObj.getTagNo() == 0)
 
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            {
 
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                notBefore = Time.getInstance(tObj, true);
 
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            }
 
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            else
 
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            {
 
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                notAfter = Time.getInstance(tObj, true);
 
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            }
 
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        }
 
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    }
 
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    public static OptionalValidity getInstance(Object o)
 
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    {
 
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        if (o instanceof OptionalValidity)
 
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        {
 
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            return (OptionalValidity)o;
 
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        }
 
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        if (o instanceof ASN1Sequence)
 
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        {
 
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            return new OptionalValidity((ASN1Sequence)o);
 
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        }
 
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        throw new IllegalArgumentException("Invalid object: " + o.getClass().getName());
 
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    }
 
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    /**
 
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     * <pre>
 
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     * OptionalValidity ::= SEQUENCE {
 
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     *                        notBefore  [0] Time OPTIONAL,
 
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     *                        notAfter   [1] Time OPTIONAL } --at least one MUST be present
 
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     * </pre>
 
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     * @return a basic ASN.1 object representation.
 
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     */
 
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    public DERObject toASN1Object()
 
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    {
 
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        ASN1EncodableVector v = new ASN1EncodableVector();
 
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        if (notBefore != null)
 
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        {
 
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            v.add(new DERTaggedObject(true, 0, notBefore));
 
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        }
 
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        if (notAfter != null)
 
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        {
 
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            v.add(new DERTaggedObject(true, 1, notAfter));
 
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        }
 
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        return new DERSequence(v);
 
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    }
 
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}