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comparison agent/src/share/classes/sun/jvm/hotspot/debugger/SymbolLookup.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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1 /*
2 * Copyright 2000 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.
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 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 package sun.jvm.hotspot.debugger;
26
27 public interface SymbolLookup {
28 /** Looks up the given symbol in the context of the given object.
29
30 <P>
31
32 FIXME: we may want to hide the objectName so the user does not
33 have to specify it, but it isn't clear whether this will work
34 transparently with dbx.
35
36 <P>
37
38 FIXME: what happens if the address is not found? Throw
39 exception? Currently returns null. */
40 public Address lookup(String objectName, String symbol);
41
42 /** Looks up the given symbol in the context of the given object,
43 assuming that symbol refers to a Java object.
44
45 FIXME: still not sure whether this will be necessary. Seems that
46 lookup of static fields with type "oop" already works, since the
47 lookup routine returns the address of the oop (i.e., an
48 oopDesc**).
49
50 <P>
51
52 FIXME: we may want to hide the objectName so the user does not
53 have to specify it, but it isn't clear whether this will work
54 transparently with dbx.
55
56 <P>
57
58 FIXME: what happens if the address is not found? Throw
59 exception? Currently returns null. */
60 public OopHandle lookupOop(String objectName, String symbol);
61 }