Java XML JAXB Unmarshaller unmarshalXmlToObject(String xmlFilePath, Class<T> clazz)

Description

Consumes the contents of the specified XML file, and creates a new Java object of the specified class that will contain the consumed contents.

License

Open Source License

Parameter

Parameter	Description
xmlFilePath	an absolute or relative path to the XML file
clazz	the target class

Exception

Parameter	Description
JAXBException	an exception
FileNotFoundException	an exception

Return

an object of the target class that is initialized with the contents of the specified XML file

Declaration

public static <T> T unmarshalXmlToObject(String xmlFilePath, Class<T> clazz)
        throws FileNotFoundException, JAXBException

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2009, 2011 The University of Memphis.  All rights reserved. 
 * This program and the accompanying materials are made available 
 * under the terms of the LIDA Software Framework Non-Commercial License v1.0 
 * which accompanies this distribution, and is available at
 * http://ccrg.cs.memphis.edu/assets/papers/2010/LIDA-framework-non-commercial-v1.0.pdf
 *******************************************************************************/

import java.io.FileNotFoundException;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;

import javax.xml.bind.Unmarshaller;

public class Main {
    /**//from  w ww  .j  a  va2  s .com
     * Consumes the contents of the specified XML file, and creates a new Java
     * object of the specified class that will contain the consumed contents.
     * 
     * @param xmlFilePath
     *            an absolute or relative path to the XML file
     * @param clazz
     *            the target class
     * @return an object of the target class that is initialized with the
     *         contents of the specified XML file
     * @throws JAXBException
     * @throws FileNotFoundException
     */
    public static <T> T unmarshalXmlToObject(String xmlFilePath, Class<T> clazz)
            throws FileNotFoundException, JAXBException {
        if (clazz == null) {
            return null;
        }

        JAXBContext jaxbContext = JAXBContext.newInstance(clazz);

        Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();

        @SuppressWarnings("unchecked")
        T result = (T) jaxbUnmarshaller.unmarshal(new java.io.FileInputStream(xmlFilePath));

        return result;
    }
}

Java XML JAXB Unmarshaller unmarshalXmlToObject(String xmlFilePath, Class clazz)