1 package net.sourceforge.guacamole.net.basic.properties;
4 * Guacamole - Clientless Remote Desktop
5 * Copyright (C) 2010 Michael Jumper
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 import java.util.ArrayList;
22 import java.util.Collection;
23 import net.sourceforge.guacamole.GuacamoleException;
24 import net.sourceforge.guacamole.net.basic.GuacamoleClassLoader;
25 import net.sourceforge.guacamole.properties.GuacamoleProperty;
28 * A GuacamoleProperty whose value is a comma-separated list of class names,
29 * where each class will be used as a listener for events.
31 * @author Michael Jumper
33 public abstract class EventListenersProperty implements GuacamoleProperty<Collection<Class>> {
36 public Collection<Class> parseValue(String classNameList) throws GuacamoleException {
38 // If no property provided, return null.
39 if (classNameList == null)
43 String[] classNames = classNameList.split(",[\\s]*");
45 // Fill list of classes
46 Collection<Class> listeners = new ArrayList<Class>();
49 // Load all classes in list
50 for (String className : classNames) {
51 Class clazz = GuacamoleClassLoader.getInstance().loadClass(className);
56 catch (ClassNotFoundException e) {
57 throw new GuacamoleException("Listener class not found.", e);
59 catch (SecurityException e) {
60 throw new GuacamoleException("Security settings prevent loading of listener class.", e);