Here you can find the source of requiredParams(JsonObject map, String... params)
public static boolean requiredParams(JsonObject map, String... params)
//package com.java2s; /*// w w w .j av a2s.c o m * This file is part of Hakbot Origin Controller. * * Hakbot Origin Controller 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. * * Hakbot Origin Controller 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 * Hakbot Origin Controller. If not, see http://www.gnu.org/licenses/. */ import javax.json.JsonObject; public class Main { /** * Checks if the parameters specified (which are required) are used as * keys in the specified map */ public static boolean requiredParams(JsonObject map, String... params) { for (String param : params) { if (!map.containsKey(param)) { return false; } } return true; } }