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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  
21  package org.apache.directory.api.ldap.extras.controls.vlv_impl;
22  
23  
24  import org.apache.directory.api.asn1.ber.AbstractContainer;
25  import org.apache.directory.api.ldap.codec.api.LdapApiService;
26  import org.apache.directory.api.ldap.extras.controls.vlv.VirtualListViewResponse;
27  
28  
29  /**
30   * A container for the VLV response control.
31   *
32   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
33   */
34  public class VirtualListViewResponseContainer extends AbstractContainer
35  {
36      private VirtualListViewResponseDecorator control;
37  
38      private LdapApiService codec;
39  
40  
41      /**
42       * Creates a new VirtualListViewResponseContainer object.
43       *
44       * @param codec The LDAP Service to use
45       */
46      public VirtualListViewResponseContainer( LdapApiService codec )
47      {
48          super();
49          this.codec = codec;
50          setGrammar( VirtualListViewResponseGrammar.getInstance() );
51          setTransition( VirtualListViewResponseStates.START_STATE );
52      }
53  
54  
55      /**
56       * Creates a new VirtualListViewResponseContainer object.
57       *
58       * @param control The VLV control to decorate
59       * @param codec The LDAP Service to use
60       */
61      public VirtualListViewResponseContainer( VirtualListViewResponseDecorator control, LdapApiService codec )
62      {
63          this( codec );
64          decorate( control );
65      }
66  
67  
68      /**
69       * @return The decorated VLV control
70       */
71      public VirtualListViewResponseDecorator getDecorator()
72      {
73          return control;
74      }
75  
76  
77      /**
78       * Decorate a VLV control
79       *  
80       * @param control The VLV control to decorate
81       */
82      public void decorate( VirtualListViewResponse control )
83      {
84          if ( control instanceof VirtualListViewResponseDecorator )
85          {
86              this.control = ( VirtualListViewResponseDecorator ) control;
87          }
88          else
89          {
90              this.control = new VirtualListViewResponseDecorator( codec, control );
91          }
92      }
93  
94  
95      /**
96       * Set the VLV control
97       * 
98       * @param control The VLV control
99       */
100     public void setVirtualListViewResponseControl( VirtualListViewResponseDecorator control )
101     {
102         this.control = control;
103     }
104 
105 
106     /**
107      * {@inheritDoc}
108      */
109     @Override
110     public void clean()
111     {
112         super.clean();
113         control = null;
114     }
115 }