--- a/test/hotspot/jtreg/runtime/appcds/MultiProcessSharing.java Mon Jul 29 18:31:18 2019 -0400
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,144 +0,0 @@
-/*
- * Copyright (c) 2015, 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
- * @summary Run multiple processes with the same archive, ensure they share
- *
- * @requires vm.cds
- * @library /test/lib
- * @modules java.base/jdk.internal.misc
- * java.management
- * jdk.jartool/sun.tools.jar
- * @build sun.hotspot.WhiteBox
- * @run driver ClassFileInstaller sun.hotspot.WhiteBox
- * @compile test-classes/MultiProcClass.java
- * @run driver MultiProcessSharing
- */
-
-import java.io.File;
-import jdk.test.lib.Asserts;
-import jdk.test.lib.Platform;
-import jdk.test.lib.process.OutputAnalyzer;
-import sun.hotspot.WhiteBox;
-
-
-public class MultiProcessSharing {
- static String useWbJar;
- static String sharedClass1Jar;
- static boolean checkPmap = false;
-
- public static void main(String[] args) throws Exception {
- String wbJar = JarBuilder.build(true, "WhiteBox", "sun/hotspot/WhiteBox");
- useWbJar = "-Xbootclasspath/a:" + wbJar;
- sharedClass1Jar = JarBuilder.build("shared_class1", "MultiProcClass");
-
- // create an archive
- OutputAnalyzer out = TestCommon.dump(sharedClass1Jar,
- TestCommon.list("MultiProcClass"), useWbJar);
- TestCommon.checkDump(out);
-
- // determine whether OK to use pmap for extra test verification
- long myPid = ProcessHandle.current().pid();
- checkPmap = (Platform.isLinux() && (MultiProcClass.runPmap(myPid, false) == 0));
- System.out.println("MultiProcessSharing: checkPmap is " + checkPmap);
-
- // use an archive in several processes concurrently
- int numProcesses = 3;
- Thread[] threads = new Thread[numProcesses];
- ProcessHandler[] processHandlers = new ProcessHandler[numProcesses];
- for (int i = 0; i < numProcesses; i++) {
- processHandlers[i] = new ProcessHandler(i);
- threads[i] = new Thread(processHandlers[i]);
- }
-
- for (Thread t : threads) {
- t.start();
- }
-
- for (Thread t : threads) {
- try {
- t.join();
- } catch (InterruptedException ie) {
- throw ie;
- }
- }
-
- // check results
- for (ProcessHandler ph : processHandlers) {
- TestCommon.checkExec(ph.out);
- if (checkPmap && !TestCommon.isUnableToMap(ph.out)) {
- checkPmapOutput(ph.out.getOutput());
- }
- }
- }
-
-
- static class ProcessHandler implements Runnable {
- int processNumber;
- OutputAnalyzer out;
-
- ProcessHandler(int processNumber) {
- this.processNumber = processNumber;
- }
-
- @Override
- public void run() {
- try {
- out = TestCommon.exec(sharedClass1Jar,
- "-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI", useWbJar,
- "MultiProcClass", "" + processNumber, "" + checkPmap);
- } catch (Exception e) {
- throw new RuntimeException("Error occurred when using archive, exec()" + e);
- }
- }
- }
-
-
- private static void checkPmapOutput(String stdio) {
- System.out.println("Checking pmap output ...");
- String[] lines = stdio.split("\n");
-
- boolean foundJsa = false;
- boolean foundReadOnlyJsaSection = false;
-
- for (String line : lines) {
- if (line.contains(TestCommon.getCurrentArchiveName()))
- System.out.println(line);
- foundJsa = true;
- if (line.contains("r--")) {
- foundReadOnlyJsaSection = true;
- }
-
- // On certain ARM platforms system maps r/o memory mapped files
- // as r/x; see JDK-8145694 for details
- if ( (Platform.isARM() || Platform.isAArch64()) && line.contains("r-x") ) {
- foundReadOnlyJsaSection = true;
- }
- }
-
- Asserts.assertTrue(foundJsa && foundReadOnlyJsaSection);
- }
-
-}