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 import static jdk.test.lib.Asserts.assertTrue; 29 30 import java.util.ArrayList; 31 import java.util.List; 32 import java.util.stream.Collectors; 33 34 import jdk.jfr.Recording; 35 import jdk.jfr.consumer.RecordedEvent; 36 import jdk.test.lib.Platform; 37 import jdk.test.lib.jfr.EventNames; 38 import jdk.test.lib.jfr.Events; 39 40 /** 41 * @test 42 * @key jfr 43 * 44 * @library /lib / 45 * @run main/othervm jdk.jfr.event.runtime.TestNativeLibrariesEvent 46 */ 47 public class TestNativeLibrariesEvent { 48 49 private final static String EVENT_NAME = EventNames.NativeLibrary; 50 51 public static void main(String[] args) throws Throwable { 52 Recording recording = new Recording(); 53 recording.enable(EVENT_NAME); 54 recording.start(); 55 recording.stop(); 56 57 List<String> expectedLibs = getExpectedLibs(); 58 for (RecordedEvent event : Events.fromRecording(recording)) { 59 System.out.println("Event:" + event); 60 long unsignedTopAddress = event.getValue("topAddress"); 61 long unsignedBaseAddress = event.getValue("baseAddress"); 62 assertValidAddresses(unsignedBaseAddress, unsignedTopAddress); 63 String lib = Events.assertField(event, "name").notEmpty().getValue(); 64 for (String expectedLib : new ArrayList<>(expectedLibs)) { 65 if (lib.contains(expectedLib)) { 66 expectedLibs.remove(expectedLib); 67 } 68 } 69 } 70 assertTrue(expectedLibs.isEmpty(), "Missing libraries:" + expectedLibs.stream().collect(Collectors.joining(", "))); 71 } 72 73 private static List<String> getExpectedLibs() throws Throwable { 74 String libTemplate = null; 75 if (Platform.isSolaris()) { 76 libTemplate = "lib%s.so"; 77 } else if (Platform.isWindows()) { 78 libTemplate = "%s.dll"; 79 } else if (Platform.isOSX()) { 80 libTemplate = "lib%s.dylib"; 81 } else if (Platform.isLinux()) { 82 libTemplate = "lib%s.so"; 83 } 84 if (libTemplate == null) { 85 throw new Exception("Unsupported OS"); 86 } 87 88 List<String> libs = new ArrayList<String>(); 89 String[] names = { "jvm", "java", "zip" }; 90 for (String name : names) { 91 libs.add(String.format(libTemplate, name)); 92 } 93 return libs; 94 } 95 96 private static void assertValidAddresses(long unsignedBaseAddress, long unsignedTopAddress) throws Exception { 97 if (unsignedTopAddress != 0) { // guard against missing value (0) 98 if (Long.compareUnsigned(unsignedTopAddress, unsignedBaseAddress) < 0) { 99 throw new Exception("Top address " + Long.toHexString(unsignedTopAddress) + " is below base addess " + Long.toHexString(unsignedBaseAddress)); 100 } 101 } 102 } 103 }