| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.servicemix.kernel.gshell.core.commands; |
| |
| import java.lang.management.ClassLoadingMXBean; |
| import java.lang.management.GarbageCollectorMXBean; |
| import java.lang.management.ManagementFactory; |
| import java.lang.management.MemoryMXBean; |
| import java.lang.management.OperatingSystemMXBean; |
| import java.lang.management.RuntimeMXBean; |
| import java.lang.management.ThreadMXBean; |
| import java.lang.reflect.Method; |
| import java.text.DecimalFormat; |
| import java.text.DecimalFormatSymbols; |
| import java.text.NumberFormat; |
| import java.util.Locale; |
| |
| import org.apache.geronimo.gshell.ansi.AnsiCode; |
| import org.apache.geronimo.gshell.ansi.AnsiRenderer; |
| import org.apache.geronimo.gshell.command.CommandAction; |
| import org.apache.geronimo.gshell.command.CommandContext; |
| import org.apache.geronimo.gshell.io.IO; |
| import org.apache.servicemix.kernel.gshell.core.ServiceMixBranding; |
| import org.codehaus.plexus.util.StringUtils; |
| |
| public class InfoAction implements CommandAction { |
| |
| private ServiceMixBranding branding; |
| |
| private IO io; |
| |
| private AnsiRenderer renderer = new AnsiRenderer(); |
| private NumberFormat fmtI = new DecimalFormat("###,###", new DecimalFormatSymbols(Locale.ENGLISH)); |
| private NumberFormat fmtD = new DecimalFormat("###,##0.000", new DecimalFormatSymbols(Locale.ENGLISH)); |
| |
| public InfoAction(ServiceMixBranding branding) { |
| this.branding = branding; |
| } |
| |
| public Object execute(CommandContext context) throws Exception { |
| int maxNameLen; |
| |
| RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean(); |
| OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean(); |
| ThreadMXBean threads = ManagementFactory.getThreadMXBean(); |
| MemoryMXBean mem = ManagementFactory.getMemoryMXBean(); |
| ClassLoadingMXBean cl = ManagementFactory.getClassLoadingMXBean(); |
| io = context.getIo(); |
| |
| // |
| // print ServiceMix informations |
| // |
| maxNameLen = 25; |
| io.out.println("ServiceMix"); |
| printValue("ServiceMix home", maxNameLen, System.getProperty("servicemix.home")); |
| printValue("ServiceMix base", maxNameLen, System.getProperty("servicemix.base")); |
| printValue("ServiceMix Kernel version", maxNameLen, branding.getParent().getVersion()); |
| |
| if (branding.getApplicationName() != null && branding.getApplicationVersion() != null) { |
| printValue(branding.getApplicationName() + " version", maxNameLen, branding.getApplicationVersion()); |
| } |
| io.out.println(); |
| |
| io.out.println("JVM"); |
| printValue("Java Virtual Machine", maxNameLen, runtime.getVmName() + " version " + runtime.getVmVersion()); |
| printValue("Vendor", maxNameLen, runtime.getVmVendor()); |
| printValue("Uptime", maxNameLen, printDuration(runtime.getUptime())); |
| try { |
| printValue("Process CPU time", maxNameLen, printDuration(getSunOsValueAsLong(os, "getProcessCpuTime") / 1000000)); |
| } catch (Throwable t) {} |
| printValue("Total compile time", maxNameLen, printDuration(ManagementFactory.getCompilationMXBean().getTotalCompilationTime())); |
| |
| io.out.println("Threads"); |
| printValue("Live threads", maxNameLen, Integer.toString(threads.getThreadCount())); |
| printValue("Daemon threads", maxNameLen, Integer.toString(threads.getDaemonThreadCount())); |
| printValue("Peak", maxNameLen, Integer.toString(threads.getPeakThreadCount())); |
| printValue("Total started", maxNameLen, Long.toString(threads.getTotalStartedThreadCount())); |
| |
| io.out.println("Memory"); |
| printValue("Current heap size", maxNameLen, printSizeInKb(mem.getHeapMemoryUsage().getUsed())); |
| printValue("Maximum heap size", maxNameLen, printSizeInKb(mem.getHeapMemoryUsage().getMax())); |
| printValue("Committed heap size", maxNameLen, printSizeInKb(mem.getHeapMemoryUsage().getCommitted())); |
| printValue("Pending objects", maxNameLen, Integer.toString(mem.getObjectPendingFinalizationCount())); |
| for (GarbageCollectorMXBean gc : ManagementFactory.getGarbageCollectorMXBeans()) { |
| String val = "Name = '" + gc.getName() + "', Collections = " + gc.getCollectionCount() + ", Time = " + printDuration(gc.getCollectionTime()); |
| printValue("Garbage collector", maxNameLen, val); |
| } |
| |
| io.out.println("Classes"); |
| printValue("Current classes loaded", maxNameLen, printLong(cl.getLoadedClassCount())); |
| printValue("Total classes loaded", maxNameLen, printLong(cl.getTotalLoadedClassCount())); |
| printValue("Total classes unloaded", maxNameLen, printLong(cl.getUnloadedClassCount())); |
| |
| io.out.println("Operating system"); |
| printValue("Name", maxNameLen, os.getName() + " version " + os.getVersion()); |
| printValue("Architecture", maxNameLen, os.getArch()); |
| printValue("Processors", maxNameLen, Integer.toString(os.getAvailableProcessors())); |
| try { |
| printValue("Total physical memory", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getTotalPhysicalMemorySize"))); |
| printValue("Free physical memory", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getFreePhysicalMemorySize"))); |
| printValue("Committed virtual memory", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getCommittedVirtualMemorySize"))); |
| printValue("Total swap space", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getTotalSwapSpaceSize"))); |
| printValue("Free swap space", maxNameLen, printSizeInKb(getSunOsValueAsLong(os, "getFreeSwapSpaceSize"))); |
| } catch (Throwable t) {} |
| |
| return null; |
| } |
| |
| private long getSunOsValueAsLong(OperatingSystemMXBean os, String name) throws Exception { |
| Method mth = os.getClass().getMethod(name); |
| return (Long) mth.invoke(os); |
| } |
| |
| private String printLong(long i) { |
| return fmtI.format(i); |
| } |
| |
| private String printSizeInKb(double size) { |
| return fmtI.format((long) (size / 1024)) + " kbytes"; |
| } |
| |
| private String printDuration(double uptime) { |
| uptime /= 1000; |
| if (uptime < 60) { |
| return fmtD.format(uptime) + " seconds"; |
| } |
| uptime /= 60; |
| if (uptime < 60) { |
| long minutes = (long) uptime; |
| String s = fmtI.format(minutes) + (minutes > 1 ? " minutes" : " minute"); |
| return s; |
| } |
| uptime /= 60; |
| if (uptime < 24) { |
| long hours = (long) uptime; |
| long minutes = (long) ((uptime - hours) * 60); |
| String s = fmtI.format(hours) + (hours > 1 ? " hours" : " hour"); |
| if (minutes != 0) { |
| s += " " + fmtI.format(minutes) + (minutes > 1 ? " minutes" : "minute"); |
| } |
| return s; |
| } |
| uptime /= 24; |
| long days = (long) uptime; |
| long hours = (long) ((uptime - days) * 60); |
| String s = fmtI.format(days) + (days > 1 ? " days" : " day"); |
| if (hours != 0) { |
| s += " " + fmtI.format(hours) + (hours > 1 ? " hours" : "hour"); |
| } |
| return s; |
| } |
| |
| void printSysValue(String prop, int pad) { |
| printValue(prop, pad, System.getProperty(prop)); |
| } |
| |
| void printValue(String name, int pad, String value) { |
| io.out.println(" " + renderer.render(AnsiRenderer.encode(StringUtils.rightPad(name, pad), AnsiCode.BOLD)) + " " + value); |
| } |
| |
| } |