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1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *  
10   *    http://www.apache.org/licenses/LICENSE-2.0
11   *  
12   *  Unless required by applicable law or agreed to in writing,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License. 
18   *  
19   */
20  package org.apache.directory.api.ldap.model.message.extended;
21  
22  
23  import org.apache.directory.api.i18n.I18n;
24  import org.apache.directory.api.ldap.model.message.ExtendedResponseImpl;
25  import org.apache.directory.api.ldap.model.message.ResultCodeEnum;
26  import org.apache.directory.api.util.Strings;
27  
28  
29  /**
30   * An extended operation intended for notifying clients of upcoming
31   * disconnection for the Extended response. 
32   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
33   */
34  public final class ExtendedNoDResponse extends ExtendedResponseImpl
35  {
36      /** The serial version UID */
37      static final long serialVersionUID = 2L;
38  
39      /** The OID of the NotiveOfDisconnect extended operation. */
40      public static final String EXTENSION_OID = NoticeOfDisconnect.EXTENSION_OID;
41  
42      /** The single instance with unavailable result code. */
43      public static final ExtendedNoDResponse UNAVAILABLE = new ExtendedNoDResponse( ResultCodeEnum.UNAVAILABLE );
44  
45      /** The single instance with protocolError result code. */
46      public static final ExtendedNoDResponse PROTOCOLERROR = new ExtendedNoDResponse( ResultCodeEnum.PROTOCOL_ERROR );
47  
48      /** The single instance with strongAuthRequired result code. */
49      public static final ExtendedNoDResponse STRONGAUTHREQUIRED = new ExtendedNoDResponse(
50          ResultCodeEnum.STRONG_AUTH_REQUIRED );
51  
52  
53      /**
54       * Creates a new instance of NoticeOfDisconnect.
55       */
56      private ExtendedNoDResponse( ResultCodeEnum rcode )
57      {
58          super( EXTENSION_OID );
59  
60          switch ( rcode )
61          {
62              case UNAVAILABLE:
63                  break;
64  
65              case PROTOCOL_ERROR:
66                  break;
67  
68              case STRONG_AUTH_REQUIRED:
69                  break;
70  
71              default:
72                  throw new IllegalArgumentException( I18n.err( I18n.ERR_04166, ResultCodeEnum.UNAVAILABLE,
73                      ResultCodeEnum.PROTOCOL_ERROR, ResultCodeEnum.STRONG_AUTH_REQUIRED ) );
74          }
75  
76          super.getLdapResult().setDiagnosticMessage( rcode.toString() + ": The server will disconnect!" );
77          super.getLdapResult().setMatchedDn( null );
78          super.getLdapResult().setResultCode( rcode );
79      }
80  
81  
82      // ------------------------------------------------------------------------
83      // ExtendedResponse Interface Method Implementations
84      // ------------------------------------------------------------------------
85      /**
86       * Gets the reponse OID specific encoded response values.
87       * 
88       * @return the response specific encoded response values.
89       */
90      public byte[] getResponse()
91      {
92          return Strings.EMPTY_BYTES;
93      }
94  
95  
96      /**
97       * Gets the OID uniquely identifying this extended response (a.k.a. its
98       * name).
99       * 
100      * @return the OID of the extended response type.
101      */
102     @Override
103     public String getResponseName()
104     {
105         return EXTENSION_OID;
106     }
107 }