Here you can find the source of tail(String path)
public static String tail(String path)
//package com.java2s; /**//from w ww .ja v a 2 s . c o m * Licensed to the zk9131 under one or more contributor license agreements. * See the NOTICE file distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { public static final String SEP = "/"; public static String tail(String path) { int sepIdx = path.indexOf(SEP); if (sepIdx == -1) { return ""; } return path.substring(sepIdx + 1); } }