Mercurial > hg > release > thermostat-1.0
view client/swing/src/main/java/com/redhat/thermostat/client/swing/internal/vmlist/controller/DecoratorListener.java @ 1412:a0592d702416
Update copyright year in release branch.
reviewed-by: neugens
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2014-June/009965.html
PR1821
author | Jon VanAlten <jon.vanalten@redhat.com> |
---|---|
date | Tue, 03 Jun 2014 11:55:56 -0600 |
parents | 6e5580aa0165 |
children |
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/* * Copyright 2012-2014 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat 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, or (at your * option) any later version. * * Thermostat 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 Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.client.swing.internal.vmlist.controller; import java.util.ArrayList; import java.util.Collections; import java.util.List; import java.util.concurrent.CopyOnWriteArrayList; import java.util.logging.Level; import java.util.logging.Logger; import com.redhat.thermostat.common.ActionEvent; import com.redhat.thermostat.common.ActionListener; import com.redhat.thermostat.common.Ordered; import com.redhat.thermostat.common.OrderedComparator; import com.redhat.thermostat.common.ThermostatExtensionRegistry; import com.redhat.thermostat.common.ThermostatExtensionRegistry.Action; import com.redhat.thermostat.common.utils.LoggingUtils; /** * */ public class DecoratorListener<D extends Ordered> extends DecoratorNotifier implements ActionListener<ThermostatExtensionRegistry.Action> { private static final Logger logger = LoggingUtils.getLogger(DecoratorListener.class); private CopyOnWriteArrayList<D> decorators; private Class<D> type; public DecoratorListener(Class<D> type) { decorators = new CopyOnWriteArrayList<>(); this.type = type; } @Override public void actionPerformed(ActionEvent<Action> actionEvent) { Object payload = actionEvent.getPayload(); if (!type.isAssignableFrom(payload.getClass())) { // be permissive, but log this logger.log(Level.WARNING, "Dropping unexpected payload type: " + payload.getClass().getName()); } else { @SuppressWarnings("unchecked") D labelDecorator = (D) payload; decorators.add(labelDecorator); switch (actionEvent.getActionId()) { case SERVICE_ADDED: fireDecorationAdded(); break; case SERVICE_REMOVED: fireDecorationRemoved(); break; default: fireDecorationChanged(); break; } } } public List<D> getDecorators() { List<D> result = new ArrayList<>(decorators); Collections.sort(result, new OrderedComparator<D>()); return result; } }