CipherFactoryBuilder


1   /*
2   
3      Derby - Class org.apache.derby.iapi.services.crypto.CipherFactoryBuilder
4   
5      Licensed to the Apache Software Foundation (ASF) under one or more
6      contributor license agreements.  See the NOTICE file distributed with
7      this work for additional information regarding copyright ownership.
8      The ASF licenses this file to you under the Apache License, Version 2.0
9      (the "License"); you may not use this file except in compliance with
10     the License.  You may obtain a copy of the License at
11  
12        http://www.apache.org/licenses/LICENSE-2.0
13  
14     Unless required by applicable law or agreed to in writing, software
15     distributed under the License is distributed on an "AS IS" BASIS,
16     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17     See the License for the specific language governing permissions and
18     limitations under the License.
19  
20  */
21  
22  
23  package org.apache.derby.iapi.services.crypto;
24  import org.apache.derby.iapi.error.StandardException;
25  import java.util.Properties  ;
26  
27  
28  /*
29   * Interface to create instances of the cipher factory 
30   * based on the user specified encryption properties.
31   */
32  
33  public interface CipherFactoryBuilder
34  {
35  
36      /**
37       * Create an instance of the cipher factory.
38       *
39       * @param create    true, if the database is getting configured 
40       *                  for encryption.
41       * @param props     encryption properties/attributes to use
42       *                  for creating the cipher factory.
43       * @param newAttrs  true, if cipher factory has to be created using 
44       *                  the new attributes specified by the user. 
45       *                 
46       */
47      public CipherFactory createCipherFactory(boolean create, 
48                                               Properties   props, 
49                                               boolean newAttrs) 
50          throws StandardException;
51  }
52
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