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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   *    https://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.extras.controls.ad;
21  
22  import java.util.EnumSet;
23  import java.util.Set;
24  
25  /**
26   * The flags used in the AdDirSync response.
27   *
28   * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
29   */
30  public enum AdDirSyncResponseFlag
31  {
32      /** The Object Security flag */
33      LDAP_DIRSYNC_OBJECT_SECURITY( 0x0001, "Object Security" ),
34  
35      /** The Ancestors First Order flag */
36      LDAP_DIRSYNC_ANCESTORS_FIRST_ORDER( 0x0800, "Ancestors First Order" ),
37      
38      /** The Public Data Only flag */
39      LDAP_DIRSYNC_PUBLIC_DATA_ONLY( 0x2000, "Public Data Only" ),
40      
41      /** The Incremental Values flag */
42      LDAP_DIRSYNC_INCREMENTAL_VALUES( 0x80000000, "Incremental Values" );
43  
44      /** The int value */
45      private int value;
46  
47      /** The string description **/
48      private String description;
49      
50      /** 
51       * A private constructor that associates a value and description to each flag
52       * 
53       * @param value The AdDirSync integer value
54       * @param description The AdDirSync description
55       **/
56      AdDirSyncResponseFlag( int value, String description )
57      {
58          this.value = value;
59          this.description = description;
60      }
61      
62      
63      /**
64       * @return The associated value of a given flag
65       */
66      public int getValue()
67      {
68          return value;
69      }
70      
71      
72      /**
73       * @see Object#toString()
74       */
75      @Override
76      public String toString()
77      {
78          return this.description;
79      }
80  
81  
82      /**
83       * Get back the combination of flags associated with a given value
84       * @param value The integer value
85       * @return a set of all flags associated with the integer value
86       */
87      public static Set<AdDirSyncResponseFlag> getFlags( int value )
88      {
89          EnumSet<AdDirSyncResponseFlag> result = EnumSet.noneOf( AdDirSyncResponseFlag.class );
90          for ( AdDirSyncResponseFlag flag : EnumSet.allOf( AdDirSyncResponseFlag.class ) )
91          {
92              if ( ( flag.getValue() & value ) == flag.getValue() )
93              {
94                  result.add( flag );
95              }
96          }
97          return result;
98      }
99  
100 
101     /**
102      * Get back the bitmask (as an integer) associated with the given flags
103      * @param flags The AdDirSync flags
104      * @return a bitmask in integer form associated with the set of flags
105      */
106     public static int getBitmask( Set<AdDirSyncResponseFlag> flags )
107     {
108         int mask = 0;
109         
110         for ( AdDirSyncResponseFlag flag : flags )
111         {
112             mask += flag.getValue();
113         }
114         
115         return mask;
116     }
117 }