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/*
* Copyright (c) 2024, Red Hat, Inc.
* 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 java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import tests.Helper;
/*
* @test
* @summary Verify JLI class generation in run-time image link mode
* @requires (vm.compMode != "Xcomp" & os.maxMemory >= 2g)
* @library ../../lib /test/lib
* @enablePreview
* @modules java.base/jdk.internal.jimage
* jdk.jlink/jdk.tools.jlink.internal
* jdk.jlink/jdk.tools.jlink.plugin
* jdk.jlink/jdk.tools.jimage
* @build tests.* jdk.test.lib.process.OutputAnalyzer
* jdk.test.lib.process.ProcessTools
* @run main/othervm -Xmx1g GenerateJLIClassesTest
*/
public class GenerateJLIClassesTest extends AbstractLinkableRuntimeTest {
public static void main(String[] args) throws Exception {
GenerateJLIClassesTest test = new GenerateJLIClassesTest();
test.run();
}
/*
* java.lang.invoke.BoundMethodHandle$Species_* classes get generated
* by the GenerateJLiClassesPlugin. This test ensures that potentially
* generated JLI classes from the run-time image don't populate to the
* target image in the run-time image based link mode.
*/
@Override
void runTest(Helper helper, boolean isLinkableRuntime) throws Exception {
Path baseFile = Files.createTempFile("base", "trace");
String species = "LLLLLLLLLLLLLLLLLLL";
String fileString = "[SPECIES_RESOLVE] java.lang.invoke.BoundMethodHandle$Species_" + species + " (salvaged)\n";
Files.write(baseFile, fileString.getBytes(StandardCharsets.UTF_8));
BaseJlinkSpecBuilder builder = new BaseJlinkSpecBuilder()
.helper(helper)
.addModule("java.base")
.name("jlink.jli-jmodless")
.validatingModule("java.base");
if (isLinkableRuntime) {
builder.setLinkableRuntime();
}
Path runtimeLinkableImage = createRuntimeLinkImage(builder.build());
// Finally attempt another jmodless link reducing modules to java.base only,
// and asking for specific jli classes.
jlinkUsingImage(new JlinkSpecBuilder()
.helper(helper)
.imagePath(runtimeLinkableImage)
.name("java.base-jli-derived")
.addModule("java.base")
.extraJlinkOpt("--generate-jli-classes=@" + baseFile.toString())
.expectedLocation("/java.base/java/lang/invoke/BoundMethodHandle$Species_" + species + ".class")
.expectedLocation("/java.base/java/lang/invoke/BoundMethodHandle$Species_L.class")
.unexpectedLocation("/java.base/java/lang/invoke/BoundMethodHandle$Species_" + species.substring(1) + ".class")
.unexpectedLocation("/java.base/java/lang/invoke/BoundMethodHandle$Species_LL.class")
.validatingModule("java.base")
.build());
}
}
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