Here you can find the source of invokeNowOrLater(Runnable run)
public static void invokeNowOrLater(Runnable run)
//package com.java2s; /**//from w w w.j av a2 s .c o m * Strategy Engine for Programming Intelligent Agents (SEPIA) Copyright (C) 2012 Case Western Reserve University This file is part of SEPIA. SEPIA 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. SEPIA 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 SEPIA. If not, see <http://www.gnu.org/licenses/>. */ import javax.swing.SwingUtilities; public class Main { /** * Invokes {@code run} immediately if this is the * EDT; otherwise, the {@code Runnable} is invoked * on the EDT using {@code invokeLater}. */ public static void invokeNowOrLater(Runnable run) { if (SwingUtilities.isEventDispatchThread()) { run.run(); } else { SwingUtilities.invokeLater(run); } } }