Here you can find the source of error(Component parent, String message)
static void error(Component parent, String message)
//package com.java2s; /* ============================================================ * JRobin : Pure java implementation of RRDTool's functionality * ============================================================ * * Project Info: http://www.jrobin.org//from w w w. j a va2 s . c o m * Project Lead: Sasa Markovic (saxon@jrobin.org); * * (C) Copyright 2003, by Sasa Markovic. * * Developers: Sasa Markovic (saxon@jrobin.org) * Arne Vandamme (cobralord@jrobin.org) * * This library is free software; you can redistribute it and/or modify it under the terms * of the GNU Lesser General Public License as published by the Free Software Foundation; * either version 2.1 of the License, or (at your option) any later version. * * This library 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License along with this * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, MA 02111-1307, USA. */ import javax.swing.*; import java.awt.*; public class Main { static void error(Component parent, String message) { JOptionPane.showMessageDialog(parent, message, "Error", JOptionPane.ERROR_MESSAGE); } }