author | tonyp |
Thu, 22 Jul 2010 10:27:41 -0400 | |
changeset 6248 | 2e661807cef0 |
parent 5547 | f4b087cbb361 |
child 7397 | 5b173b4ca846 |
permissions | -rw-r--r-- |
1 | 1 |
/* |
5547
f4b087cbb361
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
4571
diff
changeset
|
2 |
* Copyright (c) 1999, 2006, Oracle and/or its affiliates. All rights reserved. |
1 | 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 |
* |
|
5547
f4b087cbb361
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
4571
diff
changeset
|
19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
f4b087cbb361
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
4571
diff
changeset
|
20 |
* or visit www.oracle.com if you need additional information or have any |
f4b087cbb361
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
4571
diff
changeset
|
21 |
* questions. |
1 | 22 |
* |
23 |
*/ |
|
24 |
||
25 |
#include "incls/_precompiled.incl" |
|
26 |
#include "incls/_reflectionUtils.cpp.incl" |
|
27 |
||
28 |
KlassStream::KlassStream(instanceKlassHandle klass, bool local_only, bool classes_only) { |
|
29 |
_klass = klass; |
|
30 |
if (classes_only) { |
|
31 |
_interfaces = Universe::the_empty_system_obj_array(); |
|
32 |
} else { |
|
33 |
_interfaces = klass->transitive_interfaces(); |
|
34 |
} |
|
35 |
_interface_index = _interfaces->length(); |
|
36 |
_local_only = local_only; |
|
37 |
_classes_only = classes_only; |
|
38 |
} |
|
39 |
||
40 |
bool KlassStream::eos() { |
|
41 |
if (index() >= 0) return false; |
|
42 |
if (_local_only) return true; |
|
43 |
if (!_klass->is_interface() && _klass->super() != NULL) { |
|
44 |
// go up superclass chain (not for interfaces) |
|
45 |
_klass = _klass->super(); |
|
46 |
} else { |
|
47 |
if (_interface_index > 0) { |
|
48 |
_klass = klassOop(_interfaces->obj_at(--_interface_index)); |
|
49 |
} else { |
|
50 |
return true; |
|
51 |
} |
|
52 |
} |
|
53 |
_index = length(); |
|
54 |
next(); |
|
55 |
return eos(); |
|
56 |
} |
|
57 |
||
58 |
||
59 |
GrowableArray<FilteredField*> *FilteredFieldsMap::_filtered_fields = |
|
60 |
new (ResourceObj::C_HEAP) GrowableArray<FilteredField*>(3,true); |
|
61 |
||
62 |
||
63 |
void FilteredFieldsMap::initialize() { |
|
64 |
int offset; |
|
65 |
offset = java_lang_Throwable::get_backtrace_offset(); |
|
4571 | 66 |
_filtered_fields->append(new FilteredField(SystemDictionary::Throwable_klass(), offset)); |
1 | 67 |
// The latest version of vm may be used with old jdk. |
68 |
if (JDK_Version::is_gte_jdk16x_version()) { |
|
69 |
// The following class fields do not exist in |
|
70 |
// previous version of jdk. |
|
71 |
offset = sun_reflect_ConstantPool::cp_oop_offset(); |
|
4571 | 72 |
_filtered_fields->append(new FilteredField(SystemDictionary::reflect_ConstantPool_klass(), offset)); |
1 | 73 |
offset = sun_reflect_UnsafeStaticFieldAccessorImpl::base_offset(); |
4571 | 74 |
_filtered_fields->append(new FilteredField(SystemDictionary::reflect_UnsafeStaticFieldAccessorImpl_klass(), offset)); |
1 | 75 |
} |
76 |
} |
|
77 |
||
78 |
int FilteredFieldStream::field_count() { |
|
79 |
int numflds = 0; |
|
80 |
for (;!eos(); next()) { |
|
81 |
numflds++; |
|
82 |
} |
|
83 |
return numflds; |
|
84 |
} |