Java File Name Get getFileName(String filePath)

Description

An OS independent getName alternative.

License

Apache License

Parameter

Parameter	Description
filePath	the file path as a string

Return

the file name, or the complete path of no file name is detected

Declaration

public static String getFileName(String filePath) 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.io.*;

public class Main {
    /**//w ww  . j ava 2  s.  c o m
     * An OS independent getName alternative. Useful if the path is provided as
     * a hardcoded string and opened in a different OS.
     *
     * @param filePath the file path as a string
     * @return the file name, or the complete path of no file name is detected
     */
    public static String getFileName(String filePath) {

        String tempFileName = filePath;

        int slash1 = tempFileName.lastIndexOf("/");
        int slash2 = tempFileName.lastIndexOf("\\");

        int lastSlashIndex = Math.max(slash1, slash2);

        if (lastSlashIndex != -1) {
            tempFileName = tempFileName.substring(lastSlashIndex + 1);
        }

        return tempFileName;
    }

    /**
     * An OS independent getName alternative. Useful if the path is provided as
     * a hardcoded string and opened in a different OS.
     *
     * @param file the file
     * @return the file name, or the complete path of no file name is detected
     */
    public static String getFileName(File file) {
        return getFileName(file.getAbsolutePath());
    }
}

Related

1. getFileName(String absolutePath)
2. getFileName(String completePath)
3. getFileName(String dir, String name)
4. getFileName(String f)
5. getFileName(String fileName)
6. getFileName(String filePath)
7. getFileName(String filepath)
8. getFileName(String filePath)
9. getFileName(String filePath)