1 package org.opentrafficsim.xml.bindings;
2
3 import javax.management.modelmbean.XMLParseException;
4 import javax.xml.bind.annotation.adapters.XmlAdapter;
5
6 import org.djutils.reflection.ClassUtil;
7
8 /**
9 * StaticFieldNameAdapter converts between the XML String for a class name and the Class object. <br>
10 * <p>
11 * Copyright (c) 2013-2019 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
12 * BSD-style license. See <a href="http://opentrafficsim.org/node/13">OpenTrafficSim License</a>.
13 * <p>
14 * @version $Revision$, $LastChangedDate$, by $Author$, initial version Apr 5, 2019 <br>
15 * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
16 * @author <a href="http://www.tudelft.nl/pknoppers">Peter Knoppers</a>
17 * @author <a href="http://www.transport.citg.tudelft.nl">Wouter Schakel</a>
18 */
19 public class StaticFieldNameAdapter extends XmlAdapter<String, Object>
20 {
21
22 /** {@inheritDoc} */
23 @Override
24 public Object unmarshal(final String field) throws Exception
25 {
26 int dot = field.lastIndexOf(".");
27 String className = field.substring(0, dot);
28 String fieldName = field.substring(dot + 1);
29 return ClassUtil.resolveField(Class.forName(className), fieldName).get(null);
30 }
31
32 /** {@inheritDoc} */
33 @Override
34 public String marshal(final Object v) throws Exception
35 {
36 throw new XMLParseException("Unable to marshal an object to it's original static field location.");
37 }
38
39 }