URL url = loader.getResource("fieldCustomConverterParam.xml");
Document document = XMLParserFactory.getInstance().createParser().parse(url.openStream());
parser = new XMLParser();
MappingFileData mappings = parser.read(document);
assertNotNull("The mappings should not be null", mappings);
List<ClassMap> mapping = mappings.getClassMaps();
assertNotNull("The list of mappings should not be null", mapping);
assertEquals("There should be one mapping", 3, mapping.size());