Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Open Source License 

import java.io.File;

public class Main {
    public static String getFileExtension(File file) {
        return getFileExtension(file.getName());
    }

    public static String getFileExtension(String fileName) {
        int i = fileName.lastIndexOf('.');
        int p = Math.max(fileName.lastIndexOf('/'), fileName.lastIndexOf('\\'));
        if (i > p) {
            return fileName.substring(i + 1);
        }
        return "";
    }
}