J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2005-2006 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package com.sun.jdi; |
| 27 | |
| 28 | /** |
| 29 | * Information about a monitor owned by a thread. |
| 30 | * |
| 31 | * @author Swamy Venkataramanappa |
| 32 | * @since 1.6 |
| 33 | */ |
| 34 | |
| 35 | public interface MonitorInfo extends Mirror { |
| 36 | |
| 37 | /** |
| 38 | * Returns the {@link ObjectReference} object for the monitor. |
| 39 | * @return the {@link ObjectReference} object for the monitor. |
| 40 | * @throws InvalidStackFrameException if the associated stack |
| 41 | * frame has become invalid. Once the frame's thread is resumed, |
| 42 | * the stack frame is no longer valid. |
| 43 | * @see ThreadReference#ownedMonitorsAndFrames |
| 44 | * @since 1.6 |
| 45 | */ |
| 46 | public ObjectReference monitor(); |
| 47 | |
| 48 | /** |
| 49 | * Returns the stack depth at which this monitor was |
| 50 | * acquired by the owning thread. Returns -1 if the |
| 51 | * implementation cannot determine the stack depth |
| 52 | * (e.g., for monitors acquired by JNI MonitorEnter). |
| 53 | * @return the stack depth at which this monitor was |
| 54 | * acquired by the owning thread. |
| 55 | * @throws InvalidStackFrameException if the associated stack |
| 56 | * frame has become invalid. Once the frame's thread is resumed, |
| 57 | * the stack frame is no longer valid. |
| 58 | * @see ThreadReference#ownedMonitorsAndFrames |
| 59 | */ |
| 60 | public int stackDepth(); |
| 61 | |
| 62 | /** |
| 63 | * Returns a {@link ThreadReference} object for the thread that |
| 64 | * owns the monitor. |
| 65 | * @return a {@link ThreadReference} object for the thread that |
| 66 | * owns the monitor. |
| 67 | * @throws InvalidStackFrameException if the associated stack |
| 68 | * frame has become invalid. Once the frame's thread is resumed, |
| 69 | * the stack frame is no longer valid. |
| 70 | * @see ThreadReference#frame |
| 71 | */ |
| 72 | ThreadReference thread(); |
| 73 | } |