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      1 package org.bouncycastle.asn1.x509;
      2 
      3 import org.bouncycastle.asn1.ASN1Encodable;
      4 import org.bouncycastle.asn1.ASN1EncodableVector;
      5 import org.bouncycastle.asn1.ASN1Sequence;
      6 import org.bouncycastle.asn1.DERGeneralizedTime;
      7 import org.bouncycastle.asn1.DERObject;
      8 import org.bouncycastle.asn1.DERSequence;
      9 
     10 public class AttCertValidityPeriod
     11     extends ASN1Encodable
     12 {
     13     DERGeneralizedTime  notBeforeTime;
     14     DERGeneralizedTime  notAfterTime;
     15 
     16     public static AttCertValidityPeriod getInstance(
     17             Object  obj)
     18     {
     19         if (obj instanceof AttCertValidityPeriod)
     20         {
     21             return (AttCertValidityPeriod)obj;
     22         }
     23         else if (obj instanceof ASN1Sequence)
     24         {
     25             return new AttCertValidityPeriod((ASN1Sequence)obj);
     26         }
     27 
     28         throw new IllegalArgumentException("unknown object in factory: " + obj.getClass().getName());
     29     }
     30 
     31     public AttCertValidityPeriod(
     32         ASN1Sequence    seq)
     33     {
     34         if (seq.size() != 2)
     35         {
     36             throw new IllegalArgumentException("Bad sequence size: "
     37                     + seq.size());
     38         }
     39 
     40         notBeforeTime = DERGeneralizedTime.getInstance(seq.getObjectAt(0));
     41         notAfterTime = DERGeneralizedTime.getInstance(seq.getObjectAt(1));
     42     }
     43 
     44     /**
     45      * @param notBeforeTime
     46      * @param notAfterTime
     47      */
     48     public AttCertValidityPeriod(
     49         DERGeneralizedTime notBeforeTime,
     50         DERGeneralizedTime notAfterTime)
     51     {
     52         this.notBeforeTime = notBeforeTime;
     53         this.notAfterTime = notAfterTime;
     54     }
     55 
     56     public DERGeneralizedTime getNotBeforeTime()
     57     {
     58         return notBeforeTime;
     59     }
     60 
     61     public DERGeneralizedTime getNotAfterTime()
     62     {
     63         return notAfterTime;
     64     }
     65 
     66     /**
     67      * Produce an object suitable for an ASN1OutputStream.
     68      * <pre>
     69      *  AttCertValidityPeriod  ::= SEQUENCE {
     70      *       notBeforeTime  GeneralizedTime,
     71      *       notAfterTime   GeneralizedTime
     72      *  }
     73      * </pre>
     74      */
     75     public DERObject toASN1Object()
     76     {
     77         ASN1EncodableVector  v = new ASN1EncodableVector();
     78 
     79         v.add(notBeforeTime);
     80         v.add(notAfterTime);
     81 
     82         return new DERSequence(v);
     83     }
     84 }
     85