jdk-24/test/jdk/java/lang/ClassLoader/exeNullCallerClassLoaderTest/NullCallerClassLoaderTest.java
Tim Prinzing a6f8a386ef 8281000: ClassLoader::registerAsParallelCapable throws NPE if caller is null
Reviewed-by: erikj, ihse, mchung, bchristi
2022-02-17 17:34:39 +00:00

72 lines
2.7 KiB
Java

/*
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* 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
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*
* 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
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*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
/**
* @test
* @bug 8281000
* @summary Test uses custom launcher that starts VM using JNI that verifies
* ClassLoader.registerAsParallelCapable with null caller class
* throws an IllegalCallerException.
* @library /test/lib
* @requires os.family != "aix"
* @run main/native NullCallerClassLoaderTest
*/
// Test disabled on AIX since we cannot invoke the JVM on the primordial thread.
import java.io.File;
import java.util.Map;
import jdk.test.lib.Platform;
import jdk.test.lib.process.OutputAnalyzer;
import java.io.IOException;
import java.nio.file.Path;
import java.nio.file.Paths;
public class NullCallerClassLoaderTest {
public static void main(String[] args) throws IOException {
Path launcher = Path.of(System.getProperty("test.nativepath"), "NullCallerClassLoaderTest");
ProcessBuilder pb = new ProcessBuilder(launcher.toString());
Map<String, String> env = pb.environment();
String libDir = Platform.libDir().toString();
String vmDir = Platform.jvmLibDir().toString();
// set up shared library path
String sharedLibraryPathEnvName = Platform.sharedLibraryPathVariableName();
env.compute(sharedLibraryPathEnvName,
(k, v) -> (v == null) ? libDir : v + File.pathSeparator + libDir);
env.compute(sharedLibraryPathEnvName,
(k, v) -> (v == null) ? vmDir : v + File.pathSeparator + vmDir);
System.out.println("Launching: " + launcher + " shared library path: " +
env.get(sharedLibraryPathEnvName));
new OutputAnalyzer(pb.start())
.outputTo(System.out)
.errorTo(System.err)
.shouldHaveExitValue(0);
}
}