Mercurial > hg > release > thermostat-0.15
view storage/core/src/main/java/com/redhat/thermostat/storage/monitor/internal/HostMonitorAction.java @ 1255:ae64ab3629ca
Host monitor API
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-August/007969.html
reviewed-by: jerboaa
author | Mario Torre <neugens.limasoftware@gmail.com> |
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date | Wed, 18 Sep 2013 10:17:35 +0200 |
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/* * Copyright 2012, 2013 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.storage.monitor.internal; import java.util.ArrayList; import java.util.Collection; import com.redhat.thermostat.common.ActionNotifier; import com.redhat.thermostat.storage.core.HostRef; import com.redhat.thermostat.storage.core.VmRef; import com.redhat.thermostat.storage.dao.VmInfoDAO; import com.redhat.thermostat.storage.model.VmInfo; import com.redhat.thermostat.storage.monitor.HostMonitor; import com.redhat.thermostat.storage.monitor.HostMonitor.Action; class HostMonitorAction extends MonitorAction<VmRef, HostMonitor.Action> { private VmInfoDAO vmsDao; private HostRef host; public HostMonitorAction(ActionNotifier<Action> notifier, VmInfoDAO vmsDao, HostRef host) { super(notifier); this.host = host; this.vmsDao = vmsDao; } @Override protected Action getAddAction() { return HostMonitor.Action.VM_ADDED; } @Override protected Action getRemoveAction() { return HostMonitor.Action.VM_REMOVED; } @Override protected Collection<VmRef> getNewReferences() { Collection<VmRef> vms = vmsDao.getVMs(host); Collection<VmRef> livingVMS = new ArrayList<>(); for (VmRef vm : vms) { VmInfo vmInfo = vmsDao.getVmInfo(vm); if (vmInfo.isAlive()) { livingVMS.add(vm); } } return livingVMS; } }