1 /* 2 * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.jfr.event.runtime; 27 28 29 30 import java.lang.management.ManagementFactory; 31 import java.lang.management.RuntimeMXBean; 32 import java.util.List; 33 import java.util.stream.Collectors; 34 35 import jdk.jfr.Recording; 36 import jdk.jfr.consumer.RecordedEvent; 37 import jdk.test.lib.Asserts; 38 import jdk.test.lib.jfr.EventNames; 39 import jdk.test.lib.jfr.Events; 40 41 /** 42 * The test will verify that JVM Information event values are delivered 43 * and compare them with the RuntimeMXBean's values. 44 */ 45 public class TestVMInfoEvent { 46 private final static String EVENT_NAME = EventNames.JVMInformation; 47 48 public static void main(String[] args) throws Exception { 49 RuntimeMXBean mbean = ManagementFactory.getRuntimeMXBean(); 50 Recording recording = new Recording(); 51 recording.enable(EVENT_NAME); 52 recording.start(); 53 recording.stop(); 54 55 List<RecordedEvent> events = Events.fromRecording(recording); 56 Events.hasEvents(events); 57 for (RecordedEvent event : events) { 58 System.out.println("Event:" + event); 59 Events.assertField(event, "jvmName").equal(mbean.getVmName()); 60 String jvmVersion = Events.assertField(event, "jvmVersion").notEmpty().getValue(); 61 if (!jvmVersion.contains(mbean.getVmVersion())) { 62 Asserts.fail(String.format("%s does not contain %s", jvmVersion, mbean.getVmVersion())); 63 } 64 65 String jvmArgs = Events.assertField(event, "jvmArguments").notNull().getValue(); 66 String jvmFlags = Events.assertField(event, "jvmFlags").notNull().getValue(); 67 String eventArgs = (jvmFlags.trim() + " " + jvmArgs).trim(); 68 String beanArgs = mbean.getInputArguments().stream().collect(Collectors.joining(" ")); 69 Asserts.assertEquals(eventArgs, beanArgs, "Wrong inputArgs"); 70 71 final String javaCommand = mbean.getSystemProperties().get("sun.java.command"); 72 Events.assertField(event, "javaArguments").equal(javaCommand); 73 Events.assertField(event, "jvmStartTime").equal(mbean.getStartTime()); 74 } 75 } 76 77 }