2 * Copyright (C) 2015 Roland Haeder
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 package org.mxchange.jcoreee;
19 import java.util.ResourceBundle;
23 * @author Roland Haeder<roland@mxchange.org>
25 public class BaseEeSystem {
29 private volatile ResourceBundle bundle;
32 * Protectd constructor
34 protected BaseEeSystem () {
35 // Load resource bundle
36 this.bundle = ResourceBundle.getBundle("org/mxchange/localization/bundle");
40 * Getter for message from given key
42 * @param key Key to get message from
45 protected String getMessageStringFromKey (final String key) {
46 // Is the bundle loaded?
47 if (this.getBundle() == null) {
49 throw new NullPointerException("bundle is null"); //NOI18N
53 return this.getBundle().getString(key);
57 * Getter for bundle instance
59 * @return Bundle instance
61 private ResourceBundle getBundle () {