Here you can find the source of showErrorMessage(Component theParent, String theMessage)
public static void showErrorMessage(Component theParent, String theMessage)
//package com.java2s; /**//from w ww.j ava 2 s . co m * * The contents of this file are subject to the Mozilla Public License Version 1.1 * (the "License"); you may not use this file except in compliance with the License. * You may obtain a copy of the License at http://www.mozilla.org/MPL * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the * specific language governing rights and limitations under the License. * * The Initial Developer of the Original Code is University Health Network. Copyright (C) * 2001. All Rights Reserved. * * Alternatively, the contents of this file may be used under the terms of the * GNU General Public License (the "GPL"), in which case the provisions of the GPL are * applicable instead of those above. If you wish to allow use of your version of this * file only under the terms of the GPL and not to allow others to use your version * of this file under the MPL, indicate your decision by deleting the provisions above * and replace them with the notice and other provisions required by the GPL License. * If you do not delete the provisions above, a recipient may use your version of * this file under either the MPL or the GPL. */ import java.awt.Component; import javax.swing.JOptionPane; public class Main { public static void showErrorMessage(Component theParent, String theMessage) { JOptionPane.showMessageDialog(theParent, theMessage, "hUnit", JOptionPane.ERROR_MESSAGE); } }