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1   package org.apache.ojb.odmg.locking;
2   
3   /* Copyright 2002-2005 The Apache Software Foundation
4    *
5    * Licensed under the Apache License, Version 2.0 (the "License");
6    * you may not use this file except in compliance with the License.
7    * You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  import org.apache.ojb.broker.util.factory.ConfigurableFactory;
19  
20  /**
21   * @deprecated 
22   */
23  public class LockMapFactory
24  {
25      private static LockMap LOCKMAP = null;
26  
27      /**
28       * get a lockManager instance. The implementation class is
29       * configured in the OJB properties file.
30       */
31      public synchronized static LockMap getLockMap()
32      {
33          if (LOCKMAP == null)
34          {
35              LOCKMAP = new Factory().createNewLockMap();
36          }
37          return LOCKMAP;
38      }
39  
40      /**
41       * Factory to create {@link LockMap} instances
42       */
43      private static class Factory extends ConfigurableFactory
44      {
45          protected String getConfigurationKey()
46          {
47              return "LockMapClass";
48          }
49  
50          LockMap createNewLockMap()
51          {
52              return (LockMap) this.createNewInstance();
53          }
54      }
55  }