Saves a java object to a xml file. - Java XML

Java examples for XML:JAXB

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Description

Saves a java object to a xml file.

Demo Code

/**//from w w w  .  jav  a 2 s. co  m
 *  Copyright 2009 Welocalize, Inc. 
 *  
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  
 *  You may obtain a copy of the License at 
 *  http://www.apache.org/licenses/LICENSE-2.0
 *  
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  
 */
//package com.java2s;

import java.io.FileWriter;
import java.io.IOException;

import javax.xml.bind.JAXBContext;

import javax.xml.bind.Marshaller;

public class Main {
    public static void main(String[] argv) throws Exception {
        Object ob = "java2s.com";
        String filePath = "java2s.com";
        save(ob, filePath);
    }

    /**
     * Saves a java object to a xml file. If the file has been exist, it will be
     * covered.
     * 
     * @param ob
     *            The java object to save. Can't be null.
     * @param filePath
     *            The path of xml file.
     */
    public static void save(Object ob, String filePath) {
        FileWriter fw = null;
        try {
            JAXBContext context = JAXBContext.newInstance(ob.getClass());
            Marshaller m = context.createMarshaller();
            m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
            fw = new FileWriter(filePath);
            m.marshal(ob, fw);
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (fw != null) {
                try {
                    fw.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
}

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