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1   /**
2    * This file Copyright (c) 2003-2010 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.content2bean.impl;
35  
36  import info.magnolia.cms.core.SystemProperty;
37  import info.magnolia.content2bean.Content2BeanTransformer;
38  
39  import java.util.Iterator;
40  import java.util.Properties;
41  
42  import info.magnolia.objectfactory.ClassFactory;
43  import info.magnolia.objectfactory.Classes;
44  import org.apache.commons.lang.StringUtils;
45  import org.slf4j.Logger;
46  import org.slf4j.LoggerFactory;
47  
48  
49  /**
50   * @author philipp
51   * @version $Id: PropertiesBasedTypeMapping.java 32667 2010-03-13 00:37:06Z gjoseph $
52   *
53   */
54  public class PropertiesBasedTypeMapping extends TypeMappingImpl {
55  
56      private static Logger log = LoggerFactory.getLogger(PropertiesBasedTypeMapping.class);
57  
58      public PropertiesBasedTypeMapping() {
59          Properties properties = SystemProperty.getProperties();
60          for (Iterator<Object> iterator = properties.keySet().iterator(); iterator.hasNext();) {
61              String key = (String) iterator.next();
62              if(key.endsWith(".transformer")){
63                  String className = StringUtils.removeEnd(key, ".transformer");
64                  String transformerClassName = properties.getProperty(key);
65                  try {
66                      final ClassFactory cl = Classes.getClassFactory();
67                      final Class<?> beanClass = cl.forName(className);
68                      final Class<Content2BeanTransformer> transformerClass = cl.forName(transformerClassName);
69                      final Content2BeanTransformer transformer = cl.newInstance(transformerClass);
70  
71                      getTypeDescriptor(beanClass).setTransformer(transformer);
72                      log.debug("Registered custom transformer [{}] for [{}]", className, transformerClassName);
73                  } catch (Exception e) {
74                      log.error("Can't register custom transformer for [" + className + "]", e);
75                  }
76              }
77          }
78  
79      }
80  }