Android File Link Check isSymlink(File file)

Description

is Symlink

License

Open Source License

Declaration

public static boolean isSymlink(File file) throws IOException 

Method Source Code

//package com.java2s;
/**/* w  w w  . ja  v a  2 s .co m*/
 * Android Micro Web Server
 * Copyright (C) 2011  ScR4tCh
 * Contact scr4tch@scr4tch.org

 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 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 Lesser GNU General Public License for more details.

 * You should have received a copy of the GNU Lesser General Public License along with this program; if not, see <http://www.gnu.org/licenses/>.
 */

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

public class Main {
    public static boolean isSymlink(File file) throws IOException {
        if (file == null)
            throw new NullPointerException("File must not be null");

        File canon;

        if (file.getParent() == null) {
            canon = file;
        } else {
            File canonDir = file.getParentFile().getCanonicalFile();
            canon = new File(canonDir, file.getName());
        }

        return !canon.getCanonicalFile().equals(canon.getAbsoluteFile());
    }
}

Related

1. isSymbolicLink(File parent, String name)