Mercurial > hg > release > thermostat-1.2
view client/cli/src/main/java/com/redhat/thermostat/client/cli/internal/VMInfoCommand.java @ 1660:c6ae78b6f3ac
[Thermostat 1.2] Update copyright year to 2015
Reviewed-by: omajid
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2015-March/013127.html
PR2273
author | Severin Gehwolf <sgehwolf@redhat.com> |
---|---|
date | Wed, 11 Mar 2015 15:07:27 +0100 |
parents | 17bebd72844e |
children |
line wrap: on
line source
/* * Copyright 2012-2015 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.cli.internal; import java.io.PrintStream; import java.util.Collection; import java.util.Date; import org.osgi.framework.BundleContext; import org.osgi.framework.FrameworkUtil; import org.osgi.framework.ServiceReference; import com.redhat.thermostat.client.cli.HostVMArguments; import com.redhat.thermostat.common.cli.AbstractCommand; import com.redhat.thermostat.common.cli.CommandContext; import com.redhat.thermostat.common.cli.CommandException; import com.redhat.thermostat.common.cli.TableRenderer; import com.redhat.thermostat.shared.locale.Translate; import com.redhat.thermostat.storage.core.HostRef; import com.redhat.thermostat.storage.core.VmRef; import com.redhat.thermostat.storage.dao.AgentInfoDAO; import com.redhat.thermostat.storage.dao.DAOException; import com.redhat.thermostat.storage.dao.VmInfoDAO; import com.redhat.thermostat.storage.model.AgentInformation; import com.redhat.thermostat.storage.model.VmInfo; public class VMInfoCommand extends AbstractCommand { private static final Translate<LocaleResources> translator = LocaleResources.createLocalizer(); private static final String STATUS_RUNNING = translator.localize(LocaleResources.VM_STATUS_RUNNING).getContents(); private static final String STATUS_UNKNOWN = translator.localize(LocaleResources.VM_STATUS_UNKNOWN).getContents(); private final BundleContext context; public VMInfoCommand() { this(FrameworkUtil.getBundle(VMInfoCommand.class).getBundleContext()); } /** For tests only */ VMInfoCommand(BundleContext context) { this.context = context; } @Override public void run(CommandContext ctx) throws CommandException { ServiceReference agentsDAORef = context.getServiceReference(AgentInfoDAO.class.getName()); requireNonNull(agentsDAORef, translator.localize(LocaleResources.AGENT_SERVICE_UNAVAILABLE)); AgentInfoDAO agentsDAO = (AgentInfoDAO) context.getService(agentsDAORef); ServiceReference vmsDAORef = context.getServiceReference(VmInfoDAO.class.getName()); requireNonNull(vmsDAORef, translator.localize(LocaleResources.VM_SERVICE_UNAVAILABLE)); VmInfoDAO vmsDAO = (VmInfoDAO) context.getService(vmsDAORef); HostVMArguments hostVMArgs = new HostVMArguments(ctx.getArguments(), true, false); HostRef host = hostVMArgs.getHost(); VmRef vm = hostVMArgs.getVM(); AgentInformation agentInfo = agentsDAO.getAgentInformation(host); try { if (vm != null) { getAndPrintVMInfo(ctx, agentInfo, vmsDAO, vm); } else { getAndPrintAllVMInfo(ctx, agentInfo, vmsDAO, host); } } catch (DAOException ex) { ctx.getConsole().getError().println(ex.getMessage()); } finally { context.ungetService(vmsDAORef); } } private void getAndPrintAllVMInfo(CommandContext ctx, AgentInformation agentInfo, VmInfoDAO vmsDAO, HostRef host) { Collection<VmRef> vms = vmsDAO.getVMs(host); for (VmRef vm : vms) { getAndPrintVMInfo(ctx, agentInfo, vmsDAO, vm); } } private void getAndPrintVMInfo(CommandContext ctx, AgentInformation agentInfo, VmInfoDAO vmsDAO, VmRef vm) { VmInfo vmInfo = vmsDAO.getVmInfo(vm); TableRenderer table = new TableRenderer(2); table.printLine(translator.localize(LocaleResources.VM_INFO_VM_ID).getContents(), vmInfo.getVmId()); table.printLine(translator.localize(LocaleResources.VM_INFO_PROCESS_ID).getContents(), String.valueOf(vmInfo.getVmPid())); table.printLine(translator.localize(LocaleResources.VM_INFO_START_TIME).getContents(), new Date(vmInfo.getStartTimeStamp()).toString()); table.printLine(translator.localize(LocaleResources.VM_INFO_STOP_TIME).getContents(), getVmStopTimeForDisplay(agentInfo, vmInfo)); printUserInfo(vmInfo, table); table.printLine(translator.localize(LocaleResources.VM_INFO_MAIN_CLASS).getContents(), vmInfo.getMainClass()); table.printLine(translator.localize(LocaleResources.VM_INFO_COMMAND_LINE).getContents(), vmInfo.getJavaCommandLine()); table.printLine(translator.localize(LocaleResources.VM_INFO_JAVA_VERSION).getContents(), vmInfo.getJavaVersion()); table.printLine(translator.localize(LocaleResources.VM_INFO_VIRTUAL_MACHINE).getContents(), vmInfo.getVmName()); table.printLine(translator.localize(LocaleResources.VM_INFO_VM_ARGUMENTS).getContents(), vmInfo.getVmArguments()); PrintStream out = ctx.getConsole().getOutput(); table.render(out); } private String getVmStopTimeForDisplay(AgentInformation agentInfo, VmInfo vmInfo) { switch (vmInfo.isAlive(agentInfo)) { case RUNNING: return STATUS_RUNNING; case EXITED: return new Date(vmInfo.getStopTimeStamp()).toString(); case UNKNOWN: return STATUS_UNKNOWN; default: throw new AssertionError("Unknown VM status"); } } private void printUserInfo(VmInfo vmInfo, TableRenderer table) { // Check if we have valid user info long uid = vmInfo.getUid(); String user; if (uid >= 0) { user = String.valueOf(uid); String username = vmInfo.getUsername(); if (username != null) { user += "(" + username + ")"; } } else { user = translator.localize(LocaleResources.VM_INFO_USER_UNKNOWN).getContents(); } table.printLine(translator.localize(LocaleResources.VM_INFO_USER).getContents(), user); } }