Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

public class Main {
    /**
     * Get the file extension of the file so data type can be identified
     * @param url the url of the file address
     * @return the file extension
     */
    public static String getFileExtension(String url) {
        String extension = url.substring(url.lastIndexOf(".") + 1);
        extension = extension.toLowerCase();
        return extension;
    }
}