Java tutorial
//package com.java2s; //License from project: Open Source License public class Main { public static String getFileNameWithExtention(String url) { String fileName; int slashIndex = url.lastIndexOf("/"); int qIndex = url.lastIndexOf("?"); if (qIndex > slashIndex) {//if has parameters fileName = url.substring(slashIndex + 1, qIndex); } else { fileName = url.substring(slashIndex + 1); } return fileName; } }