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Java example source code file (NotificationFilterSupport.java)
The NotificationFilterSupport.java Java example source code/* * Copyright (c) 1999, 2006, 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 javax.management; import java.util.List; import java.util.Vector; /** * Provides an implementation of the {@link javax.management.NotificationFilter} interface. * The filtering is performed on the notification type attribute. * <P> * Manages a list of enabled notification types. * A method allows users to enable/disable as many notification types as required. * <P> * Then, before sending a notification to a listener registered with a filter, * the notification broadcaster compares this notification type with all notification types * enabled by the filter. The notification will be sent to the listener * only if its filter enables this notification type. * <P> * Example: * <BLOCKQUOTE> * <PRE> * NotificationFilterSupport myFilter = new NotificationFilterSupport(); * myFilter.enableType("my_example.my_type"); * myBroadcaster.addListener(myListener, myFilter, null); * </PRE> * </BLOCKQUOTE> * The listener <CODE>myListener will only receive notifications the type of which equals/starts with "my_example.my_type". * * @see javax.management.NotificationBroadcaster#addNotificationListener * * @since 1.5 */ public class NotificationFilterSupport implements NotificationFilter { /* Serial version */ private static final long serialVersionUID = 6579080007561786969L; /** * @serial {@link Vector} that contains the enabled notification types. * The default value is an empty vector. */ private List<String> enabledTypes = new Vector
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