Here you can find the source of toJsonArrays(String... strings)
protected static String[] toJsonArrays(String... strings)
//package com.java2s; /**// www . j a v a2s . co m * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library 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 Lesser General Public License for more * details. */ public class Main { protected static String[] toJsonArrays(String... strings) { String[] jsonArrays = new String[strings.length]; for (int i = 0; i < strings.length; i++) { jsonArrays[i] = "[\"" + strings[i] + "\"]"; } return jsonArrays; } }