Here you can find the source of truncate(String s, int maxLength, boolean alignRight)
public static String truncate(String s, int maxLength, boolean alignRight)
//package com.java2s; /*// ww w . j a va2s .co m * Copyright 2016, OpenRemote Inc. * * See the CONTRIBUTORS.txt file in the distribution for a * full listing of individual contributors. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ public class Main { public static String truncate(String s, int maxLength, boolean alignRight) { if (s.length() <= maxLength) return s; return alignRight ? s.substring(s.length() - maxLength, s.length()) : s.substring(0, maxLength); } }