This commit is contained in:
Jiangli Zhou 2015-08-05 05:28:04 +02:00
commit 0b408e7136
3 changed files with 214 additions and 0 deletions

View File

@ -0,0 +1,86 @@
/*
* Copyright (c) 2015, 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.
*/
/*
* @summary Simple jar builder
* Input: jarName className1 className2 ...
* do not specify extensions, just the names
* E.g. prot_domain ProtDomainA ProtDomainB
* Output: A jar containing compiled classes, placed in a test classes folder
*/
import jdk.test.lib.*;
import java.io.File;
import java.util.ArrayList;
import sun.tools.jar.Main;
public class BasicJarBuilder {
private static final String classDir = System.getProperty("test.classes");
public static void build(String jarName, String ...classNames)
throws Exception {
createSimpleJar(classDir, classDir + File.separator + jarName +
".jar", classNames);
}
private static void createSimpleJar(String jarclassDir, String jarName,
String[] classNames) throws Exception {
ArrayList<String> args = new ArrayList<String>();
args.add("cf");
args.add(jarName);
addClassArgs(args, jarclassDir, classNames);
createJar(args);
}
private static void addClassArgs(ArrayList<String> args, String jarclassDir,
String[] classNames) {
for (String name : classNames) {
args.add("-C");
args.add(jarclassDir);
args.add(name + ".class");
}
}
private static void createJar(ArrayList<String> args) {
Main jarTool = new Main(System.out, System.err, "jar");
if (!jarTool.run(args.toArray(new String[1]))) {
throw new RuntimeException("jar operation failed");
}
}
// helpers
public static String getTestJar(String jar) {
File dir = new File(System.getProperty("test.classes", "."));
File jarFile = new File(dir, jar);
if (!jarFile.exists()) {
throw new RuntimeException("Cannot find " + jarFile.getPath());
}
if (!jarFile.isFile()) {
throw new RuntimeException("Not a regular file: " + jarFile.getPath());
}
return jarFile.getPath();
}
}

View File

@ -0,0 +1,79 @@
/*
* Copyright (c) 2015, 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 Check to make sure that shared strings in the bootstrap CDS archive
* are actually shared
* Feature support: G1GC only, compressed oops/kptrs, 64-bit os, not on windows
* @requires (sun.arch.data.model != "32") & (os.family != "windows")
* @requires (vm.opt.UseCompressedOops == null) | (vm.opt.UseCompressedOops == true)
* @requires (vm.gc=="G1" | vm.gc=="null")
* @library /testlibrary /../../test/lib
* @modules java.base/sun.misc
* java.management
* @build SharedStringsWb SharedStrings BasicJarBuilder
* @run main ClassFileInstaller sun.hotspot.WhiteBox
* @run main SharedStrings
*/
import jdk.test.lib.*;
public class SharedStrings {
public static void main(String[] args) throws Exception {
BasicJarBuilder.build("whitebox", "sun/hotspot/WhiteBox");
ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
"-XX:+UnlockDiagnosticVMOptions",
"-XX:SharedArchiveFile=./SharedStrings.jsa",
"-XX:+PrintSharedSpaces",
// Needed for bootclasspath match, for CDS to work with WhiteBox API
"-Xbootclasspath/a:" + BasicJarBuilder.getTestJar("whitebox.jar"),
"-Xshare:dump");
new OutputAnalyzer(pb.start())
.shouldContain("Loading classes to share")
.shouldContain("Shared string table stats")
.shouldHaveExitValue(0);
pb = ProcessTools.createJavaProcessBuilder(
"-XX:+UnlockDiagnosticVMOptions",
"-XX:SharedArchiveFile=./SharedStrings.jsa",
// these are required modes for shared strings
"-XX:+UseCompressedOops", "-XX:+UseG1GC",
// needed for access to white box test API
"-Xbootclasspath/a:" + BasicJarBuilder.getTestJar("whitebox.jar"),
"-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
"-Xshare:on", "-showversion", "SharedStringsWb");
OutputAnalyzer output = new OutputAnalyzer(pb.start());
try {
output.shouldContain("sharing");
output.shouldHaveExitValue(0);
} catch (RuntimeException e) {
output.shouldContain("Unable to use shared archive");
output.shouldHaveExitValue(1);
}
}
}

View File

@ -0,0 +1,49 @@
/*
* Copyright (c) 2013, 2015, 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.
*/
import sun.hotspot.WhiteBox;
// This class is used by the test SharedStrings.java
// It should be launched in CDS mode
public class SharedStringsWb {
public static void main(String[] args) throws Exception {
WhiteBox wb = WhiteBox.getWhiteBox();
if (wb.areSharedStringsIgnored()) {
System.out.println("Shared strings are ignored, assuming PASS");
return;
}
// The string "java" is known to be interened and added to CDS archive
String s = "java";
String internedS = s.intern();
if (wb.isShared(internedS)) {
System.out.println("Found shared string, result: PASS");
} else {
throw new RuntimeException("String is not shared, result: FAIL");
}
}
}