jdk-24/test/hotspot/jtreg/runtime/appcds/ProhibitedPackage.java

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/*
* Copyright (c) 2014, 2017, 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 AppCDS handling of prohibited package.
* AppCDS does not support uncompressed oops
* @requires (vm.opt.UseCompressedOops == null) | (vm.opt.UseCompressedOops == true)
* @library /test/lib
* @modules java.base/jdk.internal.misc
* java.management
* jdk.jartool/sun.tools.jar
* @compile test-classes/ProhibitedHelper.java test-classes/Prohibited.jasm
* @run main ProhibitedPackage
*/
import jdk.test.lib.Platform;
import jdk.test.lib.process.OutputAnalyzer;
public class ProhibitedPackage {
public static void main(String[] args) throws Exception {
JarBuilder.build("prohibited_pkg", "java/lang/Prohibited", "ProhibitedHelper");
String appJar = TestCommon.getTestJar("prohibited_pkg.jar");
// AppCDS for custom loader is only supported on linux-x64 and
// Solaris 64-bit platforms.
if ((Platform.isLinux() || Platform.isSolaris()) &&
Platform.is64bit()) {
String classlist[] = new String[] {
"java/lang/Object id: 1",
"java/lang/Prohibited id: 2 super: 1 source: " + appJar
};
// Make sure a class in a prohibited package for a custom loader
// will be ignored during dumping.
TestCommon.dump(appJar,
classlist,
"-XX:+PrintSystemDictionaryAtExit")
.shouldContain("Dumping")
.shouldNotContain("java.lang.Prohibited")
.shouldHaveExitValue(0);
}
// Make sure a class in a prohibited package for a non-custom loader
// will be ignored during dumping.
TestCommon.dump(appJar,
TestCommon.list("java/lang/Prohibited", "ProhibitedHelper"),
"-XX:+PrintSystemDictionaryAtExit")
.shouldContain("Dumping")
.shouldNotContain("java.lang.Prohibited")
.shouldHaveExitValue(0);
// Try loading the class in a prohibited package with various -Xshare
// modes. The class shouldn't be loaded and appropriate exceptions
// are expected.
OutputAnalyzer output;
// -Xshare:on
output = TestCommon.execCommon(
"-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
"-cp", appJar, "-Xlog:class+load=info", "ProhibitedHelper");
TestCommon.checkExec(output, "Prohibited package name: java.lang");
// -Xshare:auto
output = TestCommon.execAuto(
"-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
"-cp", appJar, "-Xlog:class+load=info", "ProhibitedHelper");
TestCommon.checkExec(output, "Prohibited package name: java.lang");
// -Xshare:off
output = TestCommon.execOff(
"-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
"-cp", appJar, "-Xlog:class+load=info", "ProhibitedHelper");
output.shouldContain("Prohibited package name: java.lang");
}
}