| /* |
| * Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * @test |
| * @bug 8192985 |
| * @summary Test the clhsdb 'scanoops' command |
| * @requires vm.hasSA |
| * @library /test/lib |
| * @run main/othervm/timeout=1200 ClhsdbScanOops |
| */ |
| |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.ArrayList; |
| import jdk.test.lib.Utils; |
| import jdk.test.lib.apps.LingeredApp; |
| import jtreg.SkippedException; |
| |
| public class ClhsdbScanOops { |
| |
| private static void testWithGcType(String gc) throws Exception { |
| |
| LingeredApp theApp = null; |
| |
| try { |
| ClhsdbLauncher test = new ClhsdbLauncher(); |
| List<String> vmArgs = new ArrayList<String>(); |
| vmArgs.add(gc); |
| theApp = LingeredApp.startApp(vmArgs); |
| |
| System.out.println ("Started LingeredApp with the GC option " + gc + |
| " and pid " + theApp.getPid()); |
| |
| // Run the 'universe' command to get the address ranges |
| List<String> cmds = List.of("universe"); |
| |
| String universeOutput = test.run(theApp.getPid(), cmds, null, null); |
| |
| if (universeOutput == null) { |
| LingeredApp.stopApp(theApp); |
| throw new SkippedException("attach permission issues"); |
| } |
| |
| cmds = new ArrayList<String>(); |
| Map<String, List<String>> expStrMap = new HashMap<>(); |
| Map<String, List<String>> unExpStrMap = new HashMap<>(); |
| |
| String startAddress = null; |
| String endAddress = null; |
| String[] snippets = null; |
| |
| if (gc.contains("UseParallelGC")) { |
| snippets = universeOutput.split("eden = "); |
| } else { |
| snippets = universeOutput.split("eden \\["); |
| } |
| String[] words = snippets[1].split(","); |
| // Get the addresses from Eden |
| startAddress = words[0].replace("[", ""); |
| endAddress = words[1]; |
| String cmd = "scanoops " + startAddress + " " + endAddress; |
| cmds.add(cmd); |
| |
| expStrMap.put(cmd, List.of |
| ("java/lang/Object", "java/lang/Class", "java/lang/Thread", |
| "java/lang/String", "[B", "[I")); |
| |
| // Test the 'type' option also |
| // scanoops <start addr> <end addr> java/lang/String |
| // Ensure that only the java/lang/String oops are printed. |
| cmd = cmd + " java/lang/String"; |
| cmds.add(cmd); |
| expStrMap.put(cmd, List.of("java/lang/String")); |
| unExpStrMap.put(cmd, List.of("java/lang/Thread")); |
| |
| test.run(theApp.getPid(), cmds, expStrMap, unExpStrMap); |
| } catch (SkippedException e) { |
| throw e; |
| } catch (Exception ex) { |
| throw new RuntimeException("Test ERROR " + ex, ex); |
| } finally { |
| LingeredApp.stopApp(theApp); |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| System.out.println("Starting the ClhsdbScanOops test"); |
| testWithGcType("-XX:+UseParallelGC"); |
| testWithGcType("-XX:+UseSerialGC"); |
| System.out.println("Test PASSED"); |
| } |
| } |