mcs/class/Novell.Directory.Ldap/Novell.Directory.Ldap.Asn1/Asn1Choice.cs

   1 /******************************************************************************
   2 * The MIT License
   3 * Copyright (c) 2003 Novell Inc.  www.novell.com
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining  a copy
   6 * of this software and associated documentation files (the Software), to deal
   7 * in the Software without restriction, including  without limitation the rights
   8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   9 * copies of the Software, and to  permit persons to whom the Software is
  10 * furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice shall be included in
  13 * all copies or substantial portions of the Software.
  14 *
  15 * THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21 * SOFTWARE.
  22 *******************************************************************************/
  23 //
  24 // Novell.Directory.Ldap.Asn1.Asn1Choice.cs
  25 //
  26 // Author:
  27 //   Sunil Kumar (Sunilk@novell.com)
  28 //
  29 // (C) 2003 Novell, Inc (http://www.novell.com)
  30 //
  31
  32 using System;
  33
  34 namespace Novell.Directory.Ldap.Asn1
  35 {
  36
  37         /// <summary> The Asn1Choice object represents the choice of any Asn1Object. All
  38         /// Asn1Object methods are delegated to the object this Asn1Choice contains.
  39         /// </summary>
  40         /* Can a CHOICE contain anything BUT a TAGGED Type?
  41         */
  42         public class Asn1Choice:Asn1Object
  43         {
  44                 /// <summary> Sets the CHOICE value stored in this Asn1Choice.
  45                 ///
  46                 /// </summary>
  47                 /// <param name="content">The Asn1Object that this Asn1Choice will
  48                 /// encode.  Since all Asn1 objects are derived from Asn1Object
  49                 /// any basic type can be passed in.
  50                 /// </param>
  51                 [CLSCompliantAttribute(false)]
  52                 virtual protected internal Asn1Object ChoiceValue
  53                 {
  54                         set
  55                         {
  56                                 this.content = value;
  57                                 return ;
  58                         }
  59
  60                 }
  61
  62                 private Asn1Object content;
  63
  64                 /* Constructors for Asn1Choice
  65                 */
  66
  67                 /// <summary> Constructs an Asn1Choice object using an Asn1Object value.
  68                 ///
  69                 /// </summary>
  70                 /// <param name="content">The Asn1Object that this Asn1Choice will
  71                 /// encode.  Since all Asn1 objects are derived from Asn1Object
  72                 /// any basic type can be passed in.
  73                 /// </param>
  74                 public Asn1Choice(Asn1Object content):base(null)
  75                 {
  76                         this.content = content;
  77                         return ;
  78                 }
  79
  80                 /// <summary> No arg Constructor. This is used by Filter, who subsequently sets the
  81                 /// content after parsing the RFC 2254 Search Filter String.
  82                 /// </summary>
  83                 protected internal Asn1Choice():base(null)
  84                 {
  85                         this.content = null;
  86                         return ;
  87                 }
  88
  89                 /* Asn1Object implementation
  90                 */
  91
  92
  93                 /// <summary> Call this method to encode the contents of this Asn1Choice
  94                 /// instance into the specified output stream using the
  95                 /// specified encoder object.
  96                 ///
  97                 /// </summary>
  98                 /// <param name="enc">Encoder object to use when encoding self.
  99                 ///
 100                 /// </param>
 101                 /// <param name="out">The output stream onto which the encoded byte
 102                 /// stream is written.
 103                 /// </param>
 104                 public override void  encode(Asn1Encoder enc, System.IO.Stream out_Renamed)
 105                 {
 106                         content.encode(enc, out_Renamed);
 107                         return ;
 108                 }
 109
 110                 /* Asn1Choice specific methods
 111                 */
 112
 113                 /// <summary> Returns the CHOICE value stored in this Asn1Choice
 114                 /// as an Asn1Object.
 115                 /// </summary>
 116                 public Asn1Object choiceValue()
 117                 {
 118                         return content;
 119                 }
 120
 121                 /// <summary> This method will return the Asn1Identifier of the
 122                 /// encoded Asn1Object.We  override the parent method
 123                 /// as the identifier of an Asn1Choice depends on the
 124                 /// type of the object encoded by this Asn1Choice.
 125                 /// </summary>
 126                 public override Asn1Identifier getIdentifier()
 127                 {
 128                         return content.getIdentifier();
 129                 }
 130
 131                 /// <summary> Sets the identifier of the contained Asn1Object. We
 132                 /// override the parent method as the identifier of
 133                 /// an Asn1Choice depends on the type of the object
 134                 /// encoded by this Asn1Choice.
 135                 /// </summary>
 136                 public override void  setIdentifier(Asn1Identifier id)
 137                 {
 138                         content.setIdentifier(id);
 139                         return ;
 140                 }
 141
 142                 /// <summary> Return a String representation of this Asn1Object.</summary>
 143                 public override System.String ToString()
 144                 {
 145                         return content.ToString();
 146                 }
 147         }
 148 }