PropertiesFile.java

/*
 * Copyright (C) 2005-2012 NAUMEN. All rights reserved.
 *
 * This file may be distributed and/or modified under the terms of the
 * GNU General Public License version 2 as published by the Free Software
 * Foundation and appearing in the file LICENSE.GPL included in the
 * packaging of this file.
 *
 */
package ru.naumen.servacc.settings;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.InvalidPropertiesFormatException;
import java.util.Properties;

public class PropertiesFile extends Properties
{
    private static final long serialVersionUID = 8932887805597715912L;
    private Boolean isXML = false;
    private File file;

    public PropertiesFile(File file)
    {
        this.file = file;
    }

    public void load() throws IOException
    {
        try
        {
            this.loadFromXML(new FileInputStream(file));
        }
        catch (InvalidPropertiesFormatException e)
        {
            super.load(new FileInputStream(file));
        }
    }

    public void loadFromXML(InputStream in) throws IOException
    {
        super.loadFromXML(in);
        isXML = true;
    }

    public void store() throws IOException
    {
        String comment = "This file is auto-generated. DO NOT EDIT IT MANUALLY";
        try (OutputStream os = new FileOutputStream(file)) {
            if (isXML)
            {
                super.storeToXML(os, comment);
            }
            else
            {
                super.store(os, comment);
            }
        }
    }
}