Java tutorial
package example; import java.util.HashMap; import java.util.Map; import javax.xml.bind.JAXBContext; import javax.xml.bind.JAXBIntrospector; import javax.xml.namespace.QName; public class Main { public static void main(String[] args) throws Exception { Class[] classes = new Class[3]; classes[0] = A.class; classes[1] = B.class; classes[2] = C.class; JAXBContext jc = JAXBContext.newInstance(classes); JAXBIntrospector ji = jc.createJAXBIntrospector(); Map<QName, Class> classByQName = new HashMap<QName, Class>(classes.length); for (Class clazz : classes) { QName qName = ji.getElementName(clazz.newInstance()); if (null != qName) { classByQName.put(qName, clazz); } } QName qName = new QName("http://www.example.com", "EH"); System.out.println(classByQName.get(qName)); } }