Java Is Locked Folder isLockDir(File dir)

Description

DOCUMENT ME!

License

Open Source License

Parameter

Parameter	Description
dir	DOCUMENT ME!

Return

DOCUMENT ME!

Declaration

public static boolean isLockDir(File dir) throws IOException 

Method Source Code

//package com.java2s;
/*//from   w w w .  j  a v  a2s  .co  m
* Copyright (C) 2006 Jordi Marqu?s Ferr?
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file DUROTY.txt.
*
* Author: Jordi Marqu?s Ferr?
* c/Mallorca 295 principal B 08037 Barcelona Spain
* Phone: +34 625397324
*/

import java.io.File;
import java.io.IOException;

public class Main {
    /**
     * DOCUMENT ME!
     */
    public static final String FILE_IS_UNLOCK = "is.unlock";

    /**
     * DOCUMENT ME!
     *
     * @param dir DOCUMENT ME!
     *
     * @return DOCUMENT ME!
     */
    public static boolean isLockDir(File dir) throws IOException {
        boolean lock = true;

        if (dir == null) {
            throw new IOException("The dir is null");
        }

        if (!dir.exists()) {
            throw new IOException("The dir don't exist");
        }

        if (dir.isDirectory()) {
            File[] children = dir.listFiles();

            if (children == null) {
                throw new IOException("The dir is empty");
            }

            for (int i = 0; i < children.length; i++) {
                if (children[i].getName().equals("is.unlock")) {
                    lock = false;

                    break;
                }
            }

            return lock;
        } else {
            if (dir.getName().equals(FILE_IS_UNLOCK)) {
                return false;
            } else {
                return true;
            }
        }
    }
}