Here you can find the source of nvl(T... values)
@SafeVarargs public static <T> T nvl(T... values)
//package com.java2s; /************************************************************************** OmegaT - Computer Assisted Translation (CAT) tool with fuzzy matching, translation memory, keyword search, glossaries, and translation leveraging into updated projects. // w ww . j av a2s. co m Copyright (C) 2000-2006 Keith Godfrey and Maxym Mykhalchuk 2007 Didier Briel and Tiago Saboga 2007 Zoltan Bartko - bartkozoltan@bartkozoltan.com 2008 Andrzej Sawula 2010-2013 Alex Buloichik 2015 Zoltan Bartko, Aaron Madlon-Kay 2016 Aaron Madlon-Kay Home page: http://www.omegat.org/ Support center: http://groups.yahoo.com/group/OmegaT/ This file is part of OmegaT. OmegaT is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. OmegaT 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. **************************************************************************/ public class Main { /** * Returns first not null object from list, or null if all values is null. */ @SafeVarargs public static <T> T nvl(T... values) { for (T val : values) { if (val != null) { return val; } } return null; } }