/*

 * Copyright (c) 2016, 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

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 */

/*

 * @test

 * @modules java.base/jdk.internal.misc

 * @library /test/lib ..

 * @compile p2/c2.java

 * @compile p1/c1.java

 * @build sun.hotspot.WhiteBox

 * @compile/module=java.base java/lang/ModuleHelper.java

 * @run main ClassFileInstaller sun.hotspot.WhiteBox

 *                              sun.hotspot.WhiteBox$WhiteBoxPermission

 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI AccessCheckRead

 */

import static jdk.test.lib.Asserts.*;

public class AccessCheckRead {

    // Test that a class in a package in module_one cannot access a class in

    // a package in module_two if module_one cannot read module_two.

    public static void main(String args[]) throws Throwable {

        Object m1x, m2x;

        // Get the java.lang.Module object for module java.base.

        Class jlObject = Class.forName("java.lang.Object");

        Object jlObject_jlM = jlObject.getModule();

        assertNotNull(jlObject_jlM, "jlModule object of java.lang.Object should not be null");

        // Get the class loader for AccessCheckRead and assume it's also used to

        // load classes p1.c1 and p2.c2.

        ClassLoader this_cldr = AccessCheckRead.class.getClassLoader();

        // Define a module for p1.

        m1x = ModuleHelper.ModuleObject("module_one", this_cldr, new String[] { "p1" });

        assertNotNull(m1x, "Module should not be null");

        ModuleHelper.DefineModule(m1x, false, "9.0", "m1x/here", new String[] { "p1" });

        ModuleHelper.AddReadsModule(m1x, jlObject_jlM);

        // Define a module for p2.

        m2x = ModuleHelper.ModuleObject("module_two", this_cldr, new String[] { "p2" });

        assertNotNull(m2x, "Module should not be null");

        ModuleHelper.DefineModule(m2x, false, "9.0", "m2x/there", new String[] { "p2" });

        ModuleHelper.AddReadsModule(m2x, jlObject_jlM);

        // Make package p1 in m1x visible to everyone.

        ModuleHelper.AddModuleExportsToAll(m1x, "p1");

        Class p1_c1_class = Class.forName("p1.c1");

        // p1.c1's ctor tries to call a method in p2.c2, but p1's module

        // cannot read p2's module.  So should get IllegalAccessError.

        try {

            p1_c1_class.newInstance();

            throw new RuntimeException("Failed to get IAE (m1x can't read m2x)");

        } catch (IllegalAccessError e) {

            System.out.println(e.getMessage());

            if (!e.getMessage().contains("does not read") ||

                e.getMessage().contains("strict")) {

                throw new RuntimeException("Wrong message: " + e.getMessage());

            }

        }

    }

}