Tue, 09 Oct 2012 10:09:34 -0700
7197424: update copyright year to match last edit in jdk8 hotspot repository
Summary: Update copyright year to 2012 for relevant files
Reviewed-by: dholmes, coleenp
1 /*
2 * Copyright (c) 1999, 2012, 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.
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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
25 #include "precompiled.hpp"
26 #include "classfile/javaClasses.hpp"
27 #include "memory/universe.inline.hpp"
28 #include "runtime/reflectionUtils.hpp"
30 KlassStream::KlassStream(instanceKlassHandle klass, bool local_only, bool classes_only) {
31 _klass = klass;
32 if (classes_only) {
33 _interfaces = Universe::the_empty_klass_array();
34 } else {
35 _interfaces = klass->transitive_interfaces();
36 }
37 _interface_index = _interfaces->length();
38 _local_only = local_only;
39 _classes_only = classes_only;
40 }
42 bool KlassStream::eos() {
43 if (index() >= 0) return false;
44 if (_local_only) return true;
45 if (!_klass->is_interface() && _klass->super() != NULL) {
46 // go up superclass chain (not for interfaces)
47 _klass = _klass->super();
48 } else {
49 if (_interface_index > 0) {
50 _klass = _interfaces->at(--_interface_index);
51 } else {
52 return true;
53 }
54 }
55 _index = length();
56 next();
57 return eos();
58 }
61 GrowableArray<FilteredField*> *FilteredFieldsMap::_filtered_fields =
62 new (ResourceObj::C_HEAP, mtInternal) GrowableArray<FilteredField*>(3,true);
65 void FilteredFieldsMap::initialize() {
66 int offset;
67 offset = java_lang_Throwable::get_backtrace_offset();
68 _filtered_fields->append(new FilteredField(SystemDictionary::Throwable_klass(), offset));
69 // The latest version of vm may be used with old jdk.
70 if (JDK_Version::is_gte_jdk16x_version()) {
71 // The following class fields do not exist in
72 // previous version of jdk.
73 offset = sun_reflect_ConstantPool::oop_offset();
74 _filtered_fields->append(new FilteredField(SystemDictionary::reflect_ConstantPool_klass(), offset));
75 offset = sun_reflect_UnsafeStaticFieldAccessorImpl::base_offset();
76 _filtered_fields->append(new FilteredField(SystemDictionary::reflect_UnsafeStaticFieldAccessorImpl_klass(), offset));
77 }
78 }
80 int FilteredFieldStream::field_count() {
81 int numflds = 0;
82 for (;!eos(); next()) {
83 numflds++;
84 }
85 return numflds;
86 }