hotspot/test/runtime/modules/AccessCheckJavaBase.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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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
 * accompanied this code).
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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
 * @modules java.base/jdk.internal.misc
 * @library /test/lib ..
 * @compile p2/c2.java
 * @build sun.hotspot.WhiteBox
 * @compile/module=java.base java/lang/reflect/ModuleHelper.java
 * @run main ClassFileInstaller sun.hotspot.WhiteBox
 *                              sun.hotspot.WhiteBox$WhiteBoxPermission
 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI AccessCheckJavaBase
 */

import java.lang.reflect.Module;
import static jdk.test.lib.Asserts.*;

public class AccessCheckJavaBase {

    // Test that a class defined to module2 always can read java.base.
    public static void main(String args[]) throws Throwable {
        // Get the class loader for AccessCheckJavaBase and assume it's also used to
        // load class p2.c2.
        ClassLoader this_cldr = AccessCheckJavaBase.class.getClassLoader();

        // Define a module for p2.
        Object m2 = ModuleHelper.ModuleObject("module2", this_cldr, new String[] { "p2" });
        assertNotNull(m2, "Module should not be null");
        ModuleHelper.DefineModule(m2, "9.0", "m2/there", new String[] { "p2" });

        // p2.c2 can read its superclass java.lang.Object defined within java.base
        try {
            Class p2_c2_class = Class.forName("p2.c2");
        } catch (IllegalAccessError e) {
            throw new RuntimeException("Test Failed" + e.getMessage());
        }
    }
}