Here you can find the source of getCSV(Collection coll)
public static String getCSV(Collection coll)
//package com.java2s; /**/* ww w.j av a 2 s. co m*/ * Copyright 2013,2014 Johnathan E. James - haxwell.org - jj-ccs.com - quizki.com * * This file is part of Quizki. * * Quizki 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 2 of the License, or * (at your option) any later version. * * Quizki 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 Quizki. If not, see http://www.gnu.org/licenses. */ import java.util.Collection; import java.util.Iterator; public class Main { public static String getCSV(Collection coll) { StringBuffer sb = new StringBuffer(); Iterator iterator = coll.iterator(); while (iterator.hasNext()) { sb.append(iterator.next().toString()); if (iterator.hasNext()) sb.append(","); } return sb.toString(); } }