Here you can find the source of print(Collection collection, String delim)
public static String print(Collection collection, String delim)
//package com.java2s; /*/*from w ww.ja va 2 s .c o m*/ * Copyright (c) 2007-2010 Concurrent, Inc. All Rights Reserved. * * Project and contact information: http://www.cascading.org/ * * This file is part of the Cascading project. * * Cascading 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. * * Cascading 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 Cascading. If not, see <http://www.gnu.org/licenses/>. */ import java.util.Collection; public class Main { public static String print(Collection collection, String delim) { StringBuffer buffer = new StringBuffer(); print(buffer, collection, delim); return buffer.toString(); } public static void print(StringBuffer buffer, Collection collection, String delim) { int count = 0; for (Object s : collection) { if (count != 0) buffer.append(delim); buffer.append("["); buffer.append(s); buffer.append("]"); count++; } } }