Here you can find the source of invokeOnEventDispatchThreadIfRequired(final Runnable runnable)
static void invokeOnEventDispatchThreadIfRequired(final Runnable runnable)
//package com.java2s; /* Copyright (C) 2019 Matteo Hausner * * This program 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 2 of the License, or * (at your option) any later version./*from w ww . j av a2s . c om*/ * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ import javax.swing.SwingUtilities; public class Main { static void invokeOnEventDispatchThreadIfRequired(final Runnable runnable) { if (SwingUtilities.isEventDispatchThread()) runnable.run(); else SwingUtilities.invokeLater(runnable); } }