| /* |
| * Copyright (c) 2015, 2016, 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 8025692 |
| * @modules java.base/jdk.internal.misc |
| * java.management |
| * @library /test/lib |
| * @compile TestLogTouchedMethods.java PrintTouchedMethods.java |
| * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+LogTouchedMethods PrintTouchedMethods |
| */ |
| |
| import java.io.File; |
| import java.util.List; |
| import jdk.test.lib.process.ProcessTools; |
| import jdk.test.lib.process.OutputAnalyzer; |
| import jdk.test.lib.JDKToolFinder; |
| |
| public class PrintTouchedMethods { |
| |
| public static void main(String args[]) throws Exception { |
| String[] javaArgs1 = {"-XX:-UnlockDiagnosticVMOptions", "-XX:+LogTouchedMethods", "-XX:+PrintTouchedMethodsAtExit", "TestLogTouchedMethods"}; |
| ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(javaArgs1); |
| |
| // UnlockDiagnostic turned off, should fail |
| OutputAnalyzer output = new OutputAnalyzer(pb.start()); |
| output.shouldContain("Error: VM option 'LogTouchedMethods' is diagnostic and must be enabled via -XX:+UnlockDiagnosticVMOptions."); |
| output.shouldContain("Error: Could not create the Java Virtual Machine."); |
| |
| String[] javaArgs2 = {"-XX:+UnlockDiagnosticVMOptions", "-XX:+LogTouchedMethods", "-XX:+PrintTouchedMethodsAtExit", "TestLogTouchedMethods"}; |
| pb = ProcessTools.createJavaProcessBuilder(javaArgs2); |
| output = new OutputAnalyzer(pb.start()); |
| // check order: |
| // 1 "# Method::print_touched_methods version 1" is the first in first line |
| // 2 should contain TestLogMethods.methodA:()V |
| // 3 should not contain TestLogMethods.methodB:()V |
| // Repeat above for another run with -Xint |
| List<String> lines = output.asLines(); |
| |
| if (lines.size() < 1) { |
| throw new Exception("Empty output"); |
| } |
| |
| String first = lines.get(0); |
| if (!first.equals("# Method::print_touched_methods version 1")) { |
| throw new Exception("First line mismatch"); |
| } |
| |
| output.shouldContain("TestLogTouchedMethods.methodA:()V"); |
| output.shouldNotContain("TestLogTouchedMethods.methodB:()V"); |
| output.shouldHaveExitValue(0); |
| |
| String[] javaArgs3 = {"-XX:+UnlockDiagnosticVMOptions", "-Xint", "-XX:+LogTouchedMethods", "-XX:+PrintTouchedMethodsAtExit", "TestLogTouchedMethods"}; |
| pb = ProcessTools.createJavaProcessBuilder(javaArgs3); |
| output = new OutputAnalyzer(pb.start()); |
| lines = output.asLines(); |
| |
| if (lines.size() < 1) { |
| throw new Exception("Empty output"); |
| } |
| |
| first = lines.get(0); |
| if (!first.equals("# Method::print_touched_methods version 1")) { |
| throw new Exception("First line mismatch"); |
| } |
| |
| output.shouldContain("TestLogTouchedMethods.methodA:()V"); |
| output.shouldNotContain("TestLogTouchedMethods.methodB:()V"); |
| output.shouldHaveExitValue(0); |
| |
| String[] javaArgs4 = {"-XX:+UnlockDiagnosticVMOptions", "-Xint", "-XX:+LogTouchedMethods", "-XX:+PrintTouchedMethodsAtExit", "-XX:-TieredCompilation", "TestLogTouchedMethods"}; |
| pb = ProcessTools.createJavaProcessBuilder(javaArgs4); |
| output = new OutputAnalyzer(pb.start()); |
| lines = output.asLines(); |
| |
| if (lines.size() < 1) { |
| throw new Exception("Empty output"); |
| } |
| |
| first = lines.get(0); |
| if (!first.equals("# Method::print_touched_methods version 1")) { |
| throw new Exception("First line mismatch"); |
| } |
| |
| output.shouldContain("TestLogTouchedMethods.methodA:()V"); |
| output.shouldNotContain("TestLogTouchedMethods.methodB:()V"); |
| output.shouldHaveExitValue(0); |
| |
| // Test jcmd PrintTouchedMethods VM.print_touched_methods |
| String pid = Long.toString(ProcessTools.getProcessId()); |
| pb = new ProcessBuilder(); |
| pb.command(new String[] {JDKToolFinder.getJDKTool("jcmd"), pid, "VM.print_touched_methods"}); |
| output = new OutputAnalyzer(pb.start()); |
| try { |
| output.shouldContain("PrintTouchedMethods.main:([Ljava/lang/String;)V"); |
| } catch (RuntimeException e) { |
| output.shouldContain("Unknown diagnostic command"); |
| } |
| } |
| } |