1 /* 2 * Copyright (c) 2017, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 import java.util.HashMap; 25 import java.util.List; 26 import java.util.Map; 27 28 import jdk.test.lib.apps.LingeredApp; 29 import jdk.test.lib.Platform; 30 31 /* 32 * @test 33 * @bug 8191538 34 * @summary Test clhsdb 'vmstructsdump' command 35 * @library /test/lib 36 * @run main/othervm ClhsdbVmStructsDump 37 */ 38 39 public class ClhsdbVmStructsDump { 40 41 public static void main(String[] args) throws Exception { 42 System.out.println("Starting ClhsdbVmStructsDump test"); 43 44 LingeredApp theApp = null; 45 try { 46 ClhsdbLauncher test = new ClhsdbLauncher(); 47 theApp = LingeredApp.startApp(); 48 System.out.println("Started LingeredApp with pid " + theApp.getPid()); 49 50 List<String> cmds = List.of("vmstructsdump"); 51 52 Map<String, List<String>> expStrMap = new HashMap<>(); 53 expStrMap.put("vmstructsdump", List.of( 54 "field ConstantPool _pool_holder InstanceKlass*", 55 "field InstanceKlass _methods Array<Method*>*", 56 "field InstanceKlass _constants ConstantPool*", 57 "field Klass _name Symbol*", 58 "type ClassLoaderData* null", 59 "type DictionaryEntry KlassHashtableEntry", 60 "field JavaThread _next JavaThread*", 61 "field JavaThread _osthread OSThread*", 62 "type TenuredGeneration CardGeneration", 63 "field JVMState _bci", 64 "type Universe null", 65 "type ConstantPoolCache MetaspaceObj")); 66 test.run(theApp.getPid(), cmds, expStrMap, null); 67 } catch (Exception ex) { 68 throw new RuntimeException("Test ERROR " + ex, ex); 69 } finally { 70 LingeredApp.stopApp(theApp); 71 } 72 System.out.println("Test PASSED"); 73 } 74 }