UpdatedDepthFactory


1   /* Copyright (C) 2004 - 2006  db4objects Inc.  http://www.db4o.com
2   
3   This file is part of the db4o open source object database.
4   
5   db4o is free software; you can redistribute it and/or modify it under
6   the terms of version 2 of the GNU General Public License as published
7   by the Free Software Foundation and as clarified by db4objects' GPL 
8   interpretation policy, available at
9   http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10  Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11  Suite 350, San Mateo, CA 94403, USA.
12  
13  db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14  WARRANTY; without even the implied warranty of MERCHANTABILITY or
15  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
16  for more details.
17  
18  You should have received a copy of the GNU General Public License along
19  with this program; if not, write to the Free Software Foundation, Inc.,
20  59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */
21  package com.db4o.config.annotations.reflect;
22  
23  import java.lang.annotation.Annotation  ;
24  import java.lang.reflect.AnnotatedElement  ;
25  
26  import com.db4o.config.annotations.UpdatedDepth;
27  
28  /**
29   * @exclude
30   */
31  public class UpdatedDepthFactory implements Db4oConfiguratorFactory {
32  
33      public Db4oConfigurator configuratorFor(AnnotatedElement   element,
34              Annotation   annotation) {
35          
36          if (!annotation.annotationType().equals(UpdatedDepth.class)) {
37              return null;
38          }
39          String   className=null;
40          
41          if(element instanceof Class  ) {
42              className=((Class  )element).getName();
43          }
44          
45          int updateDepth= ((UpdatedDepth) annotation).value();
46          return new UpdatedDepthConfigurator(className, updateDepth);
47      }
48  
49  }
50
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