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      1 package org.bouncycastle.asn1;
      2 
      3 import java.io.IOException;
      4 import java.util.Enumeration;
      5 
      6 public class BERSequence
      7     extends DERSequence
      8 {
      9     /**
     10      * create an empty sequence
     11      */
     12     public BERSequence()
     13     {
     14     }
     15 
     16     /**
     17      * create a sequence containing one object
     18      */
     19     public BERSequence(
     20         DEREncodable    obj)
     21     {
     22         super(obj);
     23     }
     24 
     25     /**
     26      * create a sequence containing a vector of objects.
     27      */
     28     public BERSequence(
     29         ASN1EncodableVector   v)
     30     {
     31         super(v);
     32     }
     33 
     34     /*
     35      */
     36     void encode(
     37         DEROutputStream out)
     38         throws IOException
     39     {
     40         if (out instanceof ASN1OutputStream || out instanceof BEROutputStream)
     41         {
     42             out.write(SEQUENCE | CONSTRUCTED);
     43             out.write(0x80);
     44 
     45             Enumeration e = getObjects();
     46             while (e.hasMoreElements())
     47             {
     48                 out.writeObject(e.nextElement());
     49             }
     50 
     51             out.write(0x00);
     52             out.write(0x00);
     53         }
     54         else
     55         {
     56             super.encode(out);
     57         }
     58     }
     59 }
     60