ASN1OutputStream


1   /*
2    *  SSL-Explorer
3    *
4    *  Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
5    *
6    *  This program is free software; you can redistribute it and/or
7    *  modify it under the terms of the GNU General Public License
8    *  as published by the Free Software Foundation; either version 2 of
9    *  the License, or (at your option) any later version.
10   *  This program is distributed in the hope that it will be useful,
11   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
12   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   *  GNU General Public License for more details.
14   *
15   *  You should have received a copy of the GNU General Public
16   *  License along with this program; if not, write to the Free Software
17   *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18   */
19              
20  package com.maverick.crypto.asn1;
21  
22  import java.io.IOException  ;
23  import java.io.OutputStream  ;
24  
25  public class ASN1OutputStream
26      extends DEROutputStream
27  {
28      public ASN1OutputStream(
29          OutputStream      os)
30      {
31          super(os);
32      }
33  
34      public void writeObject(
35          Object      obj)
36          throws IOException  
37      {
38          if (obj == null)
39          {
40              writeNull();
41          }
42          else if (obj instanceof DERObject)
43          {
44              ((DERObject)obj).encode(this);
45          }
46          else if (obj instanceof DEREncodable)
47          {
48              ((DEREncodable)obj).getDERObject().encode(this);
49          }
50          else
51          {
52              throw new IOException  ("object not ASN1Encodable");
53          }
54      }
55  }
56
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