Java tutorial
/* * * Daylight Chart * http://sualeh.github.io/DaylightChart * Copyright (c) 2007-2016, Sualeh Fatehi. * * 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. * * 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. * */ package daylightchart.gui.actions; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.KeyStroke; import org.apache.commons.lang3.StringUtils; import daylightchart.gui.util.BareBonesBrowserLaunch; import daylightchart.gui.util.GuiAction; abstract class BaseBrowserAction extends GuiAction { private static final long serialVersionUID = 4002590686393404496L; BaseBrowserAction(final String text, final String url) { this(text, null, null, url); } BaseBrowserAction(final String text, final String iconResource, final String shortcutKey, final String url) { super(text, iconResource); if (StringUtils.isNotBlank(shortcutKey)) { setShortcutKey(KeyStroke.getKeyStroke(shortcutKey)); } addActionListener(new ActionListener() { @Override public void actionPerformed(final ActionEvent actionevent) { BareBonesBrowserLaunch.openURL(url); } }); } }