Java Path File Check nio isFileWritable(final Path file)

Description

Checks if an output file can be written.

License

Open Source License

Parameter

Parameter	Description
file	Output file to write

Return

True if the file can be written, false otherwise.

Declaration

public static boolean isFileWritable(final Path file) 

Method Source Code

//package com.java2s;
/*/*from  w  w w. j a v  a  2s . c  om*/
========================================================================
SchemaCrawler
http://www.schemacrawler.com
Copyright (c) 2000-2017, Sualeh Fatehi <sualeh@hotmail.com>.
All rights reserved.
------------------------------------------------------------------------
    
SchemaCrawler 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.
    
SchemaCrawler and the accompanying materials are made available under
the terms of the Eclipse Public License v1.0, GNU General Public License
v3 or GNU Lesser General Public License v3.
    
You may elect to redistribute this code under any of these licenses.
    
The Eclipse Public License is available at:
http://www.eclipse.org/legal/epl-v10.html
    
The GNU General Public License v3 and the GNU Lesser General Public
License v3 are available at:
http://www.gnu.org/licenses/
    
========================================================================
*/

import static java.nio.file.Files.exists;
import static java.nio.file.Files.isDirectory;

import static java.nio.file.Files.isWritable;

import java.nio.file.Path;

public class Main {
    /**
     * Checks if an output file can be written. The file does not need to
     * exist.
     *
     * @param file
     *        Output file to write
     * @return True if the file can be written, false otherwise.
     */
    public static boolean isFileWritable(final Path file) {
        if (file == null) {
            return false;
        }
        if (isDirectory(file)) {
            return false;
        }
        final Path parentPath = file.getParent();
        if (parentPath == null || !exists(parentPath) || !isDirectory(parentPath) || !isWritable(parentPath)) {
            return false;
        }
        return true;
    }
}

Related

1. isExcluded(Set excludes, Path path)
2. isFile(final String path)
3. isFile(Path file)
4. isFileHidden(Path file)
5. isFileSymLink(File path)
6. isFolder(Path path)
7. isHidden(final Path path)
8. isHidden(Path path)
9. isHidden(Path path)