Java XML JAXB Unmarshaller unmarshal(org.w3c.dom.Element elem, Class c)

Description

unmarshal

License

Open Source License

Declaration

public static Object unmarshal(org.w3c.dom.Element elem, Class<?> c) throws JAXBException 

Method Source Code

//package com.java2s;
//## The MIT License

import java.util.concurrent.ConcurrentHashMap;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;

import javax.xml.bind.Unmarshaller;

public class Main {
    private static ConcurrentHashMap<Class<?>, JAXBContext> contextMap = new ConcurrentHashMap<Class<?>, JAXBContext>();

    public static Object unmarshal(org.w3c.dom.Element elem, Class<?> c) throws JAXBException {
        Object result = null;/* w w  w.ja  va 2 s.  c o m*/

        JAXBContext jc = getContext(c);
        Unmarshaller um = jc.createUnmarshaller();
        result = um.unmarshal(elem);

        return result;
    }

    private static JAXBContext getContext(Class<?> c) throws JAXBException {
        JAXBContext jc = contextMap.get(c);
        if (jc == null) {
            jc = JAXBContext.newInstance(c);
            contextMap.put(c, jc);
        }

        return jc;
    }
}

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