class/Novell.Directory.Ldap/Novell.Directory.Ldap.Events.Edir/MonitorEventRequest.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.Events.Edir.MonitorEventRequest.cs
  25 //
  26 // Author:
  27 //   Anil Bhatia (banil@novell.com)
  28 //
  29 // (C) 2003 Novell, Inc (http://www.novell.com)
  30 //
  31
  32
  33 using System;
  34 using System.IO;
  35
  36 using Novell.Directory.Ldap.Utilclass;
  37 using Novell.Directory.Ldap.Asn1;
  38
  39 namespace Novell.Directory.Ldap.Events.Edir
  40 {
  41   /// <summary>
  42   /// This class denotes the mechanism to specify the event of interest.
  43   /// </summary>
  44   public class MonitorEventRequest : LdapExtendedOperation
  45   {
  46     static MonitorEventRequest()
  47     {
  48       /*
  49        * Register the extendedresponse class which is returned by the
  50        * server in response to a MonitorEventRequest
  51        */
  52       try
  53       {
  54         LdapExtendedResponse.register(EventOids.NLDAP_MONITOR_EVENTS_RESPONSE,
  55                                       Type.GetType("Novell.Directory.Ldap.Events.Edir.MonitorEventResponse", true));
  56       }
  57       catch(TypeLoadException e)
  58       {
  59         // TODO: put something in the Debug...
  60       }
  61       catch(Exception e)
  62       {
  63         // TODO: put something in the Debug...
  64       }
  65
  66       //Also try to register EdirEventIntermediateResponse
  67       try
  68       {
  69         LdapIntermediateResponse.register(EventOids.NLDAP_EVENT_NOTIFICATION,
  70                                           Type.GetType("Novell.Directory.Ldap.Events.Edir.EdirEventIntermediateResponse", true));
  71       }
  72       catch(TypeLoadException e)
  73       {
  74         // TODO: put something in the Debug...
  75       }
  76       catch(Exception e)
  77       {
  78         // TODO: put something in the Debug...
  79       }
  80     } // end of static constructor
  81
  82     public MonitorEventRequest(EdirEventSpecifier[] specifiers) :
  83       base(EventOids.NLDAP_MONITOR_EVENTS_REQUEST, null)
  84     {
  85       if ((specifiers == null))
  86       {
  87         throw new ArgumentException(ExceptionMessages.PARAM_ERROR);
  88       }
  89
  90       MemoryStream encodedData = new MemoryStream();
  91       LBEREncoder encoder = new LBEREncoder();
  92
  93       Asn1Sequence asnSequence = new Asn1Sequence();
  94       try
  95       {
  96         asnSequence.add(new Asn1Integer(specifiers.Length));
  97
  98         Asn1Set asnSet = new Asn1Set();
  99         bool bFiltered = false;
 100         for (int nIndex = 0; nIndex < specifiers.Length; nIndex++)
 101         {
 102           Asn1Sequence specifierSequence = new Asn1Sequence();
 103           specifierSequence.add(new Asn1Integer((int)(specifiers[nIndex].EventType)));
 104           specifierSequence.add(new Asn1Enumerated((int)(specifiers[nIndex].EventResultType)));
 105           if (0 == nIndex)
 106           {
 107             bFiltered = (null != specifiers[nIndex].EventFilter);
 108             if (bFiltered)
 109               setID(EventOids.NLDAP_FILTERED_MONITOR_EVENTS_REQUEST);
 110           }
 111
 112           if (bFiltered)
 113           {
 114             // A filter is expected
 115             if (null == specifiers[nIndex].EventFilter)
 116               throw new ArgumentException("Filter cannot be null,for Filter events");
 117
 118             specifierSequence.add(new Asn1OctetString(specifiers[nIndex].EventFilter));
 119           }
 120           else
 121           {
 122             // No filter is expected
 123             if (null != specifiers[nIndex].EventFilter)
 124               throw new ArgumentException("Filter cannot be specified for non Filter events");
 125           }
 126
 127           asnSet.add(specifierSequence);
 128         }
 129
 130         asnSequence.add(asnSet);
 131         asnSequence.encode(encoder, encodedData);
 132       }
 133       catch(Exception e)
 134       {
 135         throw new LdapException(ExceptionMessages.ENCODING_ERROR,
 136                                 LdapException.ENCODING_ERROR,
 137                                 null);
 138       }
 139
 140       setValue(SupportClass.ToSByteArray(encodedData.ToArray()));
 141     } // end of the constructor MonitorEventRequest
 142   }
 143 }