Java File Name Get getFileNameAndExt(String s)

Description

Get the file name with it's extension from a string Added by JG 2017

License

Open Source License

Return

file name ex: file.f

Declaration

public static String getFileNameAndExt(String s) 

Method Source Code

//package com.java2s;
/*//from w w w. j a v  a 2  s .  c  om
*  Armadillo Workflow Platform v1.0
*  A simple pipeline system for phylogenetic analysis
*
*  Copyright (C) 2009-2011  Etienne Lord, Mickael Leclercq
*
*  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 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
*  GNU General Public License for more details.
*
*  You should have received a copy of the GNU General Public License
*  along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

import java.io.File;

import java.io.IOException;

import java.io.PrintWriter;

public class Main {
    public PrintWriter log;
    public boolean log_open = false;

    /**
     * Get the file name with it's extension from a string
     * Added by JG 2017
     * @in string path ex: ./path/to/file/file.f
     * @return file name ex: file.f
     */
    public static String getFileNameAndExt(String s) {
        if (s != "") {
            String tmp = getCanonicalPath(s);
            int pos1 = tmp.lastIndexOf(File.separator);
            int pos2 = tmp.length();
            if (pos1 > 0 && pos2 > pos1 + 1)
                return tmp.substring(pos1 + 1, pos2);
        }
        return s;
    }

    /**
     * Get the canonical path from string
     * Added by JG 2016
     * @param s path ex: ./path/to/file/file.f
     * @return CanonicalPath ex: /home/user/path/to/file/file.f
     */
    public static String getCanonicalPath(String s) {
        File f = new File(s);
        try {
            s = f.getCanonicalPath();
        } catch (IOException ex) {
            System.out.println("Get Canonical Path Failed!");
            System.out.println(ex);
            ex.printStackTrace();
        }
        return s;
    }

    public void println(String str) {
        if (log_open)
            log.println(str);
    }
}

Related

1. getFileName(String s)
2. getFileName(String s)
3. getFileName(String s)
4. getFileName(String template, String className, String packageName)
5. getFileName(String url, String basePath)
6. getFileNameArrayFromDirectory(String directoryLocation)
7. getFileNameFilter(final String endsWith)
8. getFilenameFilter(final String extension)
9. getFilenameFilter(final String pFilter, final boolean pExclude)