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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  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  package org.apache.jetspeed.util.ojb;
18  
19  import org.apache.jetspeed.util.JetspeedLongObjectID;
20  import org.apache.ojb.broker.accesslayer.conversions.ConversionException;
21  import org.apache.ojb.broker.accesslayer.conversions.FieldConversion;
22  
23  /***
24    * <p style="font-weight: bold">
25   * ObjectRelationalBridge field conversion.
26   * </p>
27   * 
28   * Converts between <code>long</code> and <code>JetspeedLongObjectID</code>
29   * 
30   * @author <a href="mailto:weaver@apache.org">Scott T. Weaver</a>
31   */
32  public class ObjectIDtoLongFieldConversion implements FieldConversion
33  {
34  
35      /***
36       * @see org.apache.ojb.broker.accesslayer.conversions.FieldConversion#javaToSql(java.lang.Object)
37       */
38      public Object javaToSql(Object arg0) throws ConversionException
39      {
40          if (arg0 instanceof JetspeedLongObjectID)
41          {
42              return ((JetspeedLongObjectID)arg0).getLong();
43          }
44          return arg0;
45      }
46  
47      /***
48       * @see org.apache.ojb.broker.accesslayer.conversions.FieldConversion#sqlToJava(java.lang.Object)
49       */
50      public Object sqlToJava(Object arg0) throws ConversionException
51      {
52          if (arg0 instanceof Number)
53          {
54              return new JetspeedLongObjectID(((Number)arg0).longValue());
55          }
56          return arg0;
57      }
58  }