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annotate agent/src/share/classes/sun/jvm/hotspot/types/basic/VtblAccess.java @ 14223:de6a9e811145
8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Summary: Copyright year updated for files modified during 2013
Reviewed-by: twisti, iveresov
author | mikael |
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date | Tue, 24 Dec 2013 11:48:39 -0800 |
parents | c18cbe5936b8 |
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0 | 1 /* |
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2 * Copyright (c) 2000, 2002, Oracle and/or its affiliates. All rights reserved. |
0 | 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. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.types.basic; | |
26 | |
27 import sun.jvm.hotspot.debugger.*; | |
28 import sun.jvm.hotspot.types.*; | |
29 | |
30 /** This interface is designed to allow a platform-specific | |
31 implementation of the TypeDataBase.isOfType() method, while | |
32 leaving the rest of the basic.* package platform independent. */ | |
33 | |
34 public interface VtblAccess { | |
35 /** This is the necessarily platform-specific implementation. | |
36 Attempt to return the address of the vtbl for the given | |
37 polymorphic C++ type. This value will be used when searching | |
38 nearby memory to implement isOfType() in as platform-independent | |
39 a manner as possible. Returns null if this value was not | |
40 available for the given type, which might indicate that the type | |
41 was not polymorphic or that an error occurred while trying to | |
42 find the symbol. Note that this method does not support multiple | |
43 inheritance. */ | |
44 public Address getVtblForType(Type type); | |
45 | |
46 /** Clear any cached values from symbol lookups in the target | |
47 process. It is important that this mechanism be fast and for | |
48 that reason the default implementation memoizes type-to-vtbl | |
49 mappings. However, if the target process is resumed, these | |
50 mappings may become invalid. */ | |
51 public void clearCaches(); | |
52 } |