1 /* 2 * Copyright (c) 1998, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.jdi.request; 27 28 import com.sun.jdi.event.AccessWatchpointEvent; 29 import com.sun.jdi.event.EventQueue; 30 import com.sun.jdi.event.EventSet; 31 32 /** 33 * Request for notification when the contents of a field are accessed 34 * in the target VM. 35 * This event will be triggered when the specified field is accessed 36 * by Java programming language code or by a 37 * Java Native Interface (JNI) get function (<code>Get<Type>Field, 38 * GetStatic<Type>Field</code>). 39 * Access by JDI does not trigger this event. 40 * When an enabled AccessWatchpointRequest is satisfied, an 41 * {@link EventSet event set} containing an 42 * {@link AccessWatchpointEvent AccessWatchpointEvent} will be placed 43 * on the {@link EventQueue EventQueue}. 44 * The collection of existing ExceptionRequests is 45 * managed by the {@link EventRequestManager} 46 * The collection of existing watchpoints is 47 * managed by the {@link EventRequestManager}. 48 * <p> 49 * Note that the modification 50 * of a Field is not considered an access. 51 * 52 * @see ModificationWatchpointRequest 53 * @see EventQueue 54 * @see EventRequestManager 55 * 56 * @author Robert Field 57 * @since 1.3 58 */ 59 public interface AccessWatchpointRequest extends WatchpointRequest { 60 }