jdk-24/test/jdk/java/lang/reflect/exeCallerAccessTest/CallerAccessTest.java

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/**
 * @test
 * @bug 8221530
 * @summary Test uses custom launcher that starts VM using JNI that verifies
 *          reflection API with null caller class
 * @library /test/lib
 * @requires os.family != "aix"
 * @run main/native CallerAccessTest
 */

// 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 CallerAccessTest {
    public static void main(String[] args) throws IOException {
        Path launcher = Paths.get(System.getProperty("test.nativepath"), "CallerAccessTest");
        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()).shouldHaveExitValue(0);
    }
}