Java tutorial
//package com.java2s; /** * Odoo, Open Source Management Solution * Copyright (C) 2012-today Odoo SA (<http:www.odoo.com>) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version * * This program 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 Affero General Public License for more details * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http:www.gnu.org/licenses/> * * Created on 22/4/15 11:27 AM */ import android.os.Bundle; public class Main { public static boolean hasKey(Bundle bundle, String key) { return (bundle != null && bundle.containsKey(key)); } }