1 /* 2 * Copyright (c) 2017, 2019, 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 jtreg.SkippedException; 30 31 /** 32 * @test 33 * @bug 8190198 34 * @summary Test clhsdb printstatics command 35 * @requires vm.hasSA 36 * @library /test/lib 37 * @run main/othervm ClhsdbPrintStatics 38 */ 39 40 public class ClhsdbPrintStatics { 41 42 public static void main(String[] args) throws Exception { 43 System.out.println("Starting ClhsdbPrintStatics test"); 44 45 LingeredApp theApp = null; 46 try { 47 ClhsdbLauncher test = new ClhsdbLauncher(); 48 theApp = LingeredApp.startApp(); 49 System.out.println("Started LingeredApp with pid " + theApp.getPid()); 50 51 List<String> cmds = List.of( 52 "printstatics", "printstatics SystemDictionary", 53 "printstatics Threads", "printstatics Universe", 54 "printstatics JvmtiExport"); 55 56 Map<String, List<String>> expStrMap = new HashMap<>(); 57 expStrMap.put("printstatics", List.of( 58 "All known static fields", 59 "Abstract_VM_Version::_vm_major_version", 60 "ClassLoaderDataGraph::_head", 61 "JNIHandles::_weak_global_handles", "PerfMemory::_top", 62 "ObjectSynchronizer::gBlockList", 63 "java_lang_Class::_oop_size_offset", 64 "CodeCache::_scavenge_root_nmethods")); 65 expStrMap.put("printstatics SystemDictionary", List.of( 66 "Static fields of SystemDictionary", 67 "SystemDictionary::Class_klass_knum", 68 "SystemDictionary::ClassLoader_klass_knum", 69 "SystemDictionary::Object_klass_knum")); 70 expStrMap.put("printstatics Threads", List.of( 71 "Static fields of Threads", 72 "_number_of_threads", "_number_of_non_daemon_threads", 73 "JavaThread\\* Threads")); 74 expStrMap.put("printstatics Universe", List.of( 75 "Static fields of Universe", 76 "uintptr_t Universe::_verify_oop_mask", 77 "intptr_t Universe::_non_oop_bits", 78 "bool Universe::_fully_initialized")); 79 expStrMap.put("printstatics JvmtiExport", List.of( 80 "Static fields of JvmtiExport", 81 "bool JvmtiExport::_can_access_local_variables", 82 "bool JvmtiExport::_can_hotswap_or_post_breakpoint", 83 "bool JvmtiExport::_can_post_on_exceptions")); 84 85 test.run(theApp.getPid(), cmds, expStrMap, null); 86 } catch (SkippedException se) { 87 throw se; 88 } catch (Exception ex) { 89 throw new RuntimeException("Test ERROR " + ex, ex); 90 } finally { 91 LingeredApp.stopApp(theApp); 92 } 93 System.out.println("Test PASSED"); 94 } 95 }