Main.java Source code

Introduction

Here is the source code for Main.java

Source

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

import java.io.File;

import android.text.TextUtils;

public class Main {
    /**
     * Get folder name from the path
     * 
     * @param filePath
     *            The path of the file
     * @return String The folder path
     * @see <pre>
     *      getFolderName(null)               =   null
     *      getFolderName("")                 =   ""
     *      getFolderName("   ")              =   ""
     *      getFolderName("a.mp3")            =   ""
     *      getFolderName("a.b.rmvb")         =   ""
     *      getFolderName("abc")              =   ""
     *      getFolderName("/home/admin")      =   "/home"
     *      getFolderName("/home/admin/a.txt/b.mp3")  =   "/home/admin/a.txt"
     * </pre>
     */
    public static String getFolderName(String filePath) {

        if (TextUtils.isEmpty(filePath)) {
            return filePath;
        }

        int filePosi = filePath.lastIndexOf(File.separator);
        if (filePosi == -1) {
            return "";
        }
        return filePath.substring(0, filePosi);
    }
}