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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 * 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.

 *

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import java.security.AccessControlContext;

import java.security.AccessController;

import java.security.DomainCombiner;

import java.security.PrivilegedAction;

import java.security.ProtectionDomain;

import jdk.internal.misc.SharedSecrets;

/*

 * @test

 * @bug 8064331

 * @summary Make sure that JavaSecurityAccess.doIntersectionPrivilege()

 *          is not dropping the information about the domain combiner of

 *          the stack ACC

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

 */

public class PreserveCombinerTest {

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

        final DomainCombiner dc = new DomainCombiner() {

            @Override

            public ProtectionDomain[] combine(ProtectionDomain[] currentDomains, ProtectionDomain[] assignedDomains) {

                return currentDomains; // basically a no-op

            }

        };

        // Get an instance of the saved ACC

        AccessControlContext saved = AccessController.getContext();

        // Simulate the stack ACC with a DomainCombiner attached

        AccessControlContext stack = new AccessControlContext(AccessController.getContext(), dc);

        // Now try to run JavaSecurityAccess.doIntersectionPrivilege() and assert

        // whether the DomainCombiner from the stack ACC is preserved

        boolean ret = SharedSecrets.getJavaSecurityAccess().doIntersectionPrivilege(new PrivilegedAction<Boolean>() {

            @Override

            public Boolean run() {

                return dc == AccessController.getContext().getDomainCombiner();

            }

        }, stack, saved);

        if (!ret) {

            System.exit(1);

        }

    }

}