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1   /*
2    * Copyright 2004-2005 The Apache Software Foundation or its licensors,
3    *                     as applicable.
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  package org.apache.portals.graffito.jcr.persistence.atomictypeconverter.impl;
19  
20  import javax.jcr.Value;
21  import javax.jcr.ValueFactory;
22  
23  import org.apache.portals.graffito.jcr.exception.IncorrectAtomicTypeException;
24  import org.apache.portals.graffito.jcr.persistence.atomictypeconverter.AtomicTypeConverter;
25  
26  /***
27   * Boolean Type Converter
28   * 
29   * @author <a href="mailto:christophe.lombart@gmail.com">Christophe Lombart</a>
30   * @author <a href='mailto:the_mindstorm[at]evolva[dot]ro'>Alexandru Popescu</a>
31   */
32  public class BooleanTypeConverterImpl implements AtomicTypeConverter
33  {
34  	/***
35  	 * 
36  	 * @see org.apache.portals.graffito.jcr.persistence.atomictypeconverter.AtomicTypeConverter#getValue(java.lang.Object)
37  	 */
38  	public Value getValue(ValueFactory valueFactory, Object propValue)
39  	{
40  		if (propValue == null)
41  		{
42  			return null;
43  		}
44  		boolean value = ((Boolean) propValue).booleanValue();
45  		return valueFactory.createValue(value);
46  	}
47  	
48  
49      /***
50       * 
51       * @see org.apache.portals.graffito.jcr.persistence.atomictypeconverter.AtomicTypeConverter#getObject(javax.jcr.Value)
52       */
53  	public Object getObject(Value value)
54      {
55      	try
56      	{
57  		    return new Boolean(value.getBoolean());
58  		}
59  		catch (Exception e)
60  		{
61  			throw new IncorrectAtomicTypeException("Impossible to convert the value : " + value.toString()  , e);
62  		}
63      }
64  	
65  	/***
66  	 * 
67  	 * @see org.apache.portals.graffito.jcr.persistence.atomictypeconverter.AtomicTypeConverter#getStringValue(java.lang.Object)
68  	 */
69  	public String getStringValue(Object object)
70  	{
71  		return ((Boolean) object).booleanValue() ? "true()" : "false()"; 
72  	}
73  
74  }