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 * Copyright (c) 2015, 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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 */

import java.security.AccessControlException;

import java.security.Permission;

import java.security.Policy;

import java.security.ProtectionDomain;

import java.util.List;

/*

 * @test

 * @bug     8042901

 * @summary Check permission for PlatformMBeanProvider Constructor

 * @modules java.management/sun.management.spi

 * @author  Shanliang Jiang

 */

public class PlatformMBeanProviderConstructorCheck {

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

        Policy origPolicy = Policy.getPolicy();

        SecurityManager origSM = System.getSecurityManager();

        try {

            System.out.println("---PlatformMBeanProviderConstructorCheck starting...");

            Policy.setPolicy(new MyPolicy());

            System.setSecurityManager(new SecurityManager());

            System.out.println("---PlatformMBeanProviderConstructorCheck Testing without permission...");

            try {

                new MyProvider();

                throw new RuntimeException("Does not get expected AccessControlException!");

            } catch (AccessControlException ace) {

                System.out.println("---PlatformMBeanProviderConstructorCheck got the expected exception: "

                        + ace);

            }

            System.out.println("---PlatformMBeanProviderConstructorCheck Testing with permission...");

            MyPolicy.allowed = true;

            new MyProvider();

            System.out.println("---PlatformMBeanProviderConstructorCheck PASSED!");

        } finally {

            System.setSecurityManager(origSM);

            Policy.setPolicy(origPolicy);

        }

    }

    private static class MyPolicy extends Policy {

        private static String permName = "sun.management.spi.PlatformMBeanProvider.subclass";

        private static boolean allowed = false;

        @Override

        public boolean implies(ProtectionDomain domain, Permission permission) {

            if (permName.equals(permission.getName())) {

                System.out.println("---MyPolicy-implies checks permission for "

                        +permName+" and returns "+allowed);

                return allowed;

            } else {

                return true;

            }

        }

    }

    private static class MyProvider extends sun.management.spi.PlatformMBeanProvider {

        @Override

        public List<PlatformComponent<?>> getPlatformComponentList() {

            return null;

        }

    }

}