/*

 * Copyright (c) 2003, 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @test

 * @bug 4943248

 * @summary Tests that NullPointerException is thrown when listener is null.

 * @author Daniel Fuchs

 * @run clean ConnectionListenerNullTest

 * @run build ConnectionListenerNullTest

 * @run main ConnectionListenerNullTest

 */

import javax.management.remote.JMXConnector;

import javax.management.remote.JMXServiceURL;

import javax.management.remote.JMXConnectorFactory;

import javax.management.Notification;

import javax.management.NotificationFilter;

import javax.management.NotificationListener;

import java.util.Map;

public class ConnectionListenerNullTest {

    static boolean isPresent(String cn) {

        try {

            Class.forName(cn);

            return true;

        } catch (ClassNotFoundException x) {

            return false;

        }

    }

    public static int test(String... urls) {

        int errCount = 0;

        for (int i=0;i<urls.length;i++) {

            try {

                final JMXServiceURL url = new JMXServiceURL(urls[i]);

                final JMXConnector c =

                    JMXConnectorFactory.newJMXConnector(url,(Map<String,String>)null);

                final NotificationListener nl = null;

                final NotificationFilter   nf = null;

                final Object               h  = null;

                System.out.println("Testing " + c.getClass().getName());

                try {

                    System.out.println(

                        "addConnectionNotificationListener(null,null,null)");

                    c.addConnectionNotificationListener(nl,nf,h);

                    throw new AssertionError("No exception raised");

                } catch (NullPointerException npe) {

                    // OK.

                }

                final NotificationListener listener = new

                   NotificationListener() {

                     public void handleNotification(Notification notification,

                                                   Object handback) {

                   }

                };

                c.addConnectionNotificationListener(listener,nf,h);

                try {

                    System.out.println(

                           "removeConnectionNotificationListener(null)");

                    c.removeConnectionNotificationListener(nl);

                    throw new AssertionError("No exception raised");

                } catch (NullPointerException npe) {

                    // OK.

                }

                try {

                    System.out.println(

                      "removeConnectionNotificationListener(null,null,null)");

                    c.removeConnectionNotificationListener(nl,nf,h);

                    throw new AssertionError("No exception raised");

                } catch (NullPointerException npe) {

                    // OK.

                }

                c.removeConnectionNotificationListener(listener);

                System.out.println(c.getClass().getName() +

                                   " successfully tested.");

            } catch (Exception x) {

                System.err.println("Unexpected exception for " +

                                   urls[i] + ": " + x);

                x.printStackTrace();

                errCount++;

            } catch (AssertionError e) {

                System.err.println("Unexpected assertion error for " +

                                   urls[i] + ": " + e);

                e.printStackTrace();

                errCount++;

            }

        }

        return errCount;

    }

    public static void main(String args[]) {

        int errCount = 0;

        // mandatory

        errCount += test("service:jmx:rmi://");

        // optional

        if (isPresent("javax.management.remote.rmi._RMIConnectionImpl_Tie"))

            errCount += test("service:jmx:iiop://");

        if (isPresent("javax.management.remote.generic.GenericConnector"))

            errCount += test("service:jmx:jmxmp://");

        if (errCount > 0) {

            throw new RuntimeException("ConnectionListenerNullTest failed: " +

                errCount + " error(s) reported.");

        }

        System.out.println("ConnectionListenerNullTest passed.");

    }

}