/* * Copyright (c) 2005, 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.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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. */ package com.sun.jmx.remote.security; import javax.management.Notification;import javax.management.ObjectName;import javax.security.auth.Subject; /** * <p>This interface allows to control remote access to the * {@code addNotificationListener} and {@code removeNotificationListener} * methods when the notification listener parameter is of type * {@code NotificationListener} and also allows to control remote access * to the notifications being forwarded to the interested remote listeners.</p> * * <p>An implementation of this interface can be supplied to a * {@code JMXConnectorServer} in the environment map through the * {@code com.sun.jmx.remote.notification.access.controller} * environment map property.</p> * * @since 1.6 */public interface NotificationAccessController {     /**     * This method is called when a remote     * {@link javax.management.remote.JMXConnector} invokes the method     * {@link javax.management.MBeanServerConnection#addNotificationListener(ObjectName,NotificationListener,NotificationFilter,Object)}.     *     * @param connectionId the {@code connectionId} of the remote client     * adding the listener.     * @param name the name of the MBean where the listener is to be added.     * @param subject the authenticated subject representing the remote client.     *     * @throws SecurityException if the remote client with the supplied     * authenticated subject does not have the rights to add a listener     * to the supplied MBean.     */    public void addNotificationListener(String connectionId,                                        ObjectName name,                                        Subject subject)        throws SecurityException;     /**     * This method is called when a remote     * {@link javax.management.remote.JMXConnector} invokes the method     * {@link javax.management.MBeanServerConnection#removeNotificationListener(ObjectName,NotificationListener)}     * or the method     * {@link javax.management.MBeanServerConnection#removeNotificationListener(ObjectName,NotificationListener,NotificationFilter,Object)}.     *     * @param connectionId the {@code connectionId} of the remote client     * removing the listener.     * @param name the name of the MBean where the listener is to be removed.     * @param subject the authenticated subject representing the remote client.     *     * @throws SecurityException if the remote client with the supplied     * authenticated subject does not have the rights to remove a listener     * from the supplied MBean.     */    public void removeNotificationListener(String connectionId,                                           ObjectName name,                                           Subject subject)        throws SecurityException;     /**     * This method is called before the     * {@link javax.management.remote.JMXConnectorServer}     * forwards the notification to the interested remote     * listener represented by the authenticated subject.     *     * @param connectionId the {@code connectionId} of the remote client     * receiving the notification.     * @param name the name of the MBean forwarding the notification.     * @param notification the notification to be forwarded to the interested     * remote listener.     * @param subject the authenticated subject representing the remote client.     *     * @throws SecurityException if the remote client with     * the supplied authenticated subject does not have the     * rights to receive the notification.     */    public void fetchNotification(String connectionId,                                  ObjectName name,                                  Notification notification,                                  Subject subject)        throws SecurityException;}