001 /* 002 * Copyright (c) 2000 - 2006 The Legion Of The Bouncy Castle (http://www.bouncycastle.org) 003 * 004 * Permission is hereby granted, free of charge, to any person obtaining a copy of this 005 * software and associated documentation files (the "Software"), to deal in the Software 006 * without restriction, including without limitation the rights to use, copy, modify, 007 * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to 008 * permit persons to whom the Software is furnished to do so, subject to the following 009 * conditions: 010 * 011 * The above copyright notice and this permission notice shall be included in all copies 012 * or substantial portions of the Software. 013 * 014 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 015 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 016 * PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE 017 * FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 018 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 019 * DEALINGS IN THE SOFTWARE. 020 * 021 */ 022 023 package org.apache.directory.shared.asn1.der; 024 025 026 import java.io.ByteArrayOutputStream; 027 import java.io.IOException; 028 import java.util.Enumeration; 029 import java.util.Vector; 030 031 032 /** 033 * A DER encoded set object 034 */ 035 public class DERSet implements DEREncodable 036 { 037 protected Vector<DEREncodable> set = new Vector<DEREncodable>(); 038 039 040 public Enumeration<DEREncodable> getObjects() 041 { 042 return set.elements(); 043 } 044 045 046 public DEREncodable getObjectAt( int index ) 047 { 048 return ( DEREncodable ) set.elementAt( index ); 049 } 050 051 052 public int size() 053 { 054 return set.size(); 055 } 056 057 058 public void add( DEREncodable obj ) 059 { 060 set.addElement( obj ); 061 } 062 063 064 public void encode( ASN1OutputStream out ) throws IOException 065 { 066 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 067 ASN1OutputStream aos = new ASN1OutputStream( baos ); 068 069 Enumeration<DEREncodable> e = getObjects(); 070 071 while ( e.hasMoreElements() ) 072 { 073 aos.writeObject( e.nextElement() ); 074 } 075 076 aos.close(); 077 078 byte[] bytes = baos.toByteArray(); 079 080 out.writeEncoded( DERObject.SET | DERObject.CONSTRUCTED, bytes ); 081 } 082 }