Main.java Source code

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//package com.java2s;
/**
 * Copyright (C) 2014  Marius MOULIS <moulis.marius@gmail.com>
 * 
 * This file is part of MQTT Client.
 *
 *   MQTT Client 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.
 *
 *   MQTT Client 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 MQTT Client.  If not, see <http://www.gnu.org/licenses/>.
 * 
 */

public class Main {
    public static final boolean isNullOrEmpty(String stg) {
        return (stg == null || stg.isEmpty() || "".equals(stg.trim().replaceAll("\\s", "")));
    }
}