Mercurial > hg > release > thermostat-1.6
view vm-cpu/client-core/src/main/java/com/redhat/thermostat/vm/cpu/client/core/internal/VmCpuController.java @ 2049:a92d602216ad
Update copyright license headers for 2017
PR3290
Reviewed-by: jerboaa
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2017-January/021974.html
author | Andrew Azores <aazores@redhat.com> |
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date | Tue, 17 Jan 2017 12:19:56 -0500 |
parents | 8942de6227a9 |
children |
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/* * Copyright 2012-2017 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.vm.cpu.client.core.internal; import java.util.ArrayList; import java.util.List; import java.util.concurrent.TimeUnit; import com.redhat.thermostat.client.core.controllers.InformationServiceController; import com.redhat.thermostat.client.core.views.BasicView.Action; import com.redhat.thermostat.client.core.views.UIComponent; import com.redhat.thermostat.client.core.experimental.Duration; import com.redhat.thermostat.client.core.experimental.TimeRangeController; import com.redhat.thermostat.common.ActionEvent; import com.redhat.thermostat.common.ActionListener; import com.redhat.thermostat.common.ApplicationService; import com.redhat.thermostat.common.NotImplementedException; import com.redhat.thermostat.common.Timer; import com.redhat.thermostat.common.Timer.SchedulingType; import com.redhat.thermostat.common.model.Range; import com.redhat.thermostat.shared.locale.LocalizedString; import com.redhat.thermostat.shared.locale.Translate; import com.redhat.thermostat.storage.core.VmRef; import com.redhat.thermostat.storage.model.DiscreteTimeData; import com.redhat.thermostat.vm.cpu.client.core.VmCpuView; import com.redhat.thermostat.vm.cpu.client.core.VmCpuViewProvider; import com.redhat.thermostat.vm.cpu.client.core.VmCpuView.UserAction; import com.redhat.thermostat.vm.cpu.client.locale.LocaleResources; import com.redhat.thermostat.vm.cpu.common.VmCpuStatDAO; import com.redhat.thermostat.vm.cpu.common.model.VmCpuStat; public class VmCpuController implements InformationServiceController<VmRef> { private static final Translate<LocaleResources> translator = LocaleResources.createLocalizer(); private final VmRef ref; private final VmCpuStatDAO dao; private final VmCpuView view; private final Timer timer; private Duration userDesiredDuration; private TimeRangeController<VmCpuStat, VmRef> timeRangeController; public VmCpuController(ApplicationService appSvc, VmCpuStatDAO vmCpuStatDao, VmRef ref, VmCpuViewProvider provider) { this.ref = ref; dao = vmCpuStatDao; timer = appSvc.getTimerFactory().createTimer(); timer.setAction(new Runnable() { @Override public void run() { updateData(); } }); timer.setTimeUnit(TimeUnit.SECONDS); timer.setDelay(5); timer.setInitialDelay(0); timer.setSchedulingType(SchedulingType.FIXED_RATE); view = provider.createView(); view.addActionListener(new ActionListener<VmCpuView.Action>() { @Override public void actionPerformed(ActionEvent<Action> actionEvent) { switch (actionEvent.getActionId()) { case HIDDEN: stop(); break; case VISIBLE: start(); break; default: throw new NotImplementedException("unknown event : " + actionEvent.getActionId()); } } }); view.addUserActionListener(new ActionListener<VmCpuView.UserAction>() { @Override public void actionPerformed(ActionEvent<UserAction> actionEvent) { switch (actionEvent.getActionId()) { case USER_CHANGED_TIME_RANGE: Duration duration = view.getUserDesiredDuration(); userDesiredDuration = duration; view.setVisibleDataRange(duration.value, duration.unit); break; default: throw new AssertionError("Unhandled action type"); } } }); userDesiredDuration = view.getUserDesiredDuration(); timeRangeController = new TimeRangeController<>(); } private void start() { timer.start(); } private void updateData() { VmCpuStat oldest = dao.getOldest(ref); VmCpuStat newest = dao.getNewest(ref); // Do nothing when there is no data if (oldest == null || newest == null) { return; } final List<DiscreteTimeData<? extends Number>> data = new ArrayList<>(); Range<Long> newAvailableRange = new Range<>(oldest.getTimeStamp(), newest.getTimeStamp()); TimeRangeController.StatsSupplier<VmCpuStat, VmRef> singleValueSupplier = new TimeRangeController.StatsSupplier<VmCpuStat, VmRef>() { @Override public List<VmCpuStat> getStats(final VmRef ref, final long since, final long to) { return dao.getVmCpuStats(ref, since, to); } }; TimeRangeController.SingleArgRunnable<VmCpuStat> runnable = new TimeRangeController.SingleArgRunnable<VmCpuStat>() { @Override public void run(VmCpuStat arg) { data.add(new DiscreteTimeData<>(arg.getTimeStamp(), arg.getCpuLoad())); } }; timeRangeController.update(userDesiredDuration, newAvailableRange, singleValueSupplier, ref, runnable); view.setAvailableDataRange(timeRangeController.getAvailableRange()); view.addData(data); } private void stop() { timer.stop(); } @Override public UIComponent getView() { return (UIComponent) view; } @Override public LocalizedString getLocalizedName() { return translator.localize(LocaleResources.VM_INFO_TAB_CPU); } }