Mon, 18 Jun 2012 12:29:21 -0700
7176856: add the JRE name to the error log
Reviewed-by: coleenp, jrose, kvn, twisti
Contributed-by: Krystal Mok <sajia@taobao.com>
duke@435 | 1 | /* |
trims@2708 | 2 | * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
stefank@2314 | 25 | #ifndef SHARE_VM_RUNTIME_FIELDDESCRIPTOR_HPP |
stefank@2314 | 26 | #define SHARE_VM_RUNTIME_FIELDDESCRIPTOR_HPP |
stefank@2314 | 27 | |
stefank@2314 | 28 | #include "oops/constantPoolOop.hpp" |
stefank@2314 | 29 | #include "oops/klassOop.hpp" |
stefank@2314 | 30 | #include "oops/oop.inline.hpp" |
coleenp@2497 | 31 | #include "oops/symbol.hpp" |
stefank@2314 | 32 | #include "runtime/fieldType.hpp" |
stefank@2314 | 33 | #include "utilities/accessFlags.hpp" |
stefank@2314 | 34 | #include "utilities/constantTag.hpp" |
stefank@2314 | 35 | |
duke@435 | 36 | // A fieldDescriptor describes the attributes of a single field (instance or class variable). |
duke@435 | 37 | // It needs the class constant pool to work (because it only holds indices into the pool |
duke@435 | 38 | // rather than the actual info). |
duke@435 | 39 | |
duke@435 | 40 | class fieldDescriptor VALUE_OBJ_CLASS_SPEC { |
duke@435 | 41 | private: |
duke@435 | 42 | AccessFlags _access_flags; |
never@3137 | 43 | int _index; // the field index |
duke@435 | 44 | constantPoolHandle _cp; |
duke@435 | 45 | |
never@3137 | 46 | // update the access_flags for the field in the klass |
never@3137 | 47 | void update_klass_field_access_flag() { |
never@3137 | 48 | instanceKlass* ik = instanceKlass::cast(field_holder()); |
never@3137 | 49 | ik->field(index())->set_access_flags(_access_flags.as_short()); |
never@3137 | 50 | } |
never@3137 | 51 | |
never@3137 | 52 | FieldInfo* field() const { |
never@3137 | 53 | instanceKlass* ik = instanceKlass::cast(field_holder()); |
never@3137 | 54 | return ik->field(_index); |
never@3137 | 55 | } |
never@3137 | 56 | |
duke@435 | 57 | public: |
never@3137 | 58 | Symbol* name() const { |
never@3137 | 59 | return field()->name(_cp); |
never@3137 | 60 | } |
never@3137 | 61 | Symbol* signature() const { |
never@3137 | 62 | return field()->signature(_cp); |
never@3137 | 63 | } |
duke@435 | 64 | klassOop field_holder() const { return _cp->pool_holder(); } |
duke@435 | 65 | constantPoolOop constants() const { return _cp(); } |
duke@435 | 66 | AccessFlags access_flags() const { return _access_flags; } |
duke@435 | 67 | oop loader() const; |
duke@435 | 68 | // Offset (in words) of field from start of instanceOop / klassOop |
never@3137 | 69 | int offset() const { return field()->offset(); } |
jiangli@3803 | 70 | Symbol* generic_signature() const; |
duke@435 | 71 | int index() const { return _index; } |
duke@435 | 72 | typeArrayOop annotations() const; |
duke@435 | 73 | |
duke@435 | 74 | // Initial field value |
never@3137 | 75 | bool has_initial_value() const { return field()->initval_index() != 0; } |
never@3137 | 76 | int initial_value_index() const { return field()->initval_index(); } |
duke@435 | 77 | constantTag initial_value_tag() const; // The tag will return true on one of is_int(), is_long(), is_single(), is_double() |
duke@435 | 78 | jint int_initial_value() const; |
duke@435 | 79 | jlong long_initial_value() const; |
duke@435 | 80 | jfloat float_initial_value() const; |
duke@435 | 81 | jdouble double_initial_value() const; |
duke@435 | 82 | oop string_initial_value(TRAPS) const; |
duke@435 | 83 | |
duke@435 | 84 | // Field signature type |
duke@435 | 85 | BasicType field_type() const { return FieldType::basic_type(signature()); } |
duke@435 | 86 | |
duke@435 | 87 | // Access flags |
never@3137 | 88 | bool is_public() const { return access_flags().is_public(); } |
never@3137 | 89 | bool is_private() const { return access_flags().is_private(); } |
never@3137 | 90 | bool is_protected() const { return access_flags().is_protected(); } |
duke@435 | 91 | bool is_package_private() const { return !is_public() && !is_private() && !is_protected(); } |
duke@435 | 92 | |
never@3137 | 93 | bool is_static() const { return access_flags().is_static(); } |
never@3137 | 94 | bool is_final() const { return access_flags().is_final(); } |
never@3137 | 95 | bool is_volatile() const { return access_flags().is_volatile(); } |
never@3137 | 96 | bool is_transient() const { return access_flags().is_transient(); } |
duke@435 | 97 | |
never@3137 | 98 | bool is_synthetic() const { return access_flags().is_synthetic(); } |
duke@435 | 99 | |
never@3137 | 100 | bool is_field_access_watched() const { return access_flags().is_field_access_watched(); } |
duke@435 | 101 | bool is_field_modification_watched() const |
never@3137 | 102 | { return access_flags().is_field_modification_watched(); } |
never@3137 | 103 | |
never@3137 | 104 | void set_is_field_access_watched(const bool value) { |
never@3137 | 105 | _access_flags.set_is_field_access_watched(value); |
never@3137 | 106 | update_klass_field_access_flag(); |
never@3137 | 107 | } |
never@3137 | 108 | |
never@3137 | 109 | void set_is_field_modification_watched(const bool value) { |
never@3137 | 110 | _access_flags.set_is_field_modification_watched(value); |
never@3137 | 111 | update_klass_field_access_flag(); |
never@3137 | 112 | } |
duke@435 | 113 | |
duke@435 | 114 | // Initialization |
duke@435 | 115 | void initialize(klassOop k, int index); |
duke@435 | 116 | |
duke@435 | 117 | |
duke@435 | 118 | void print_on(outputStream* st) const PRODUCT_RETURN; |
duke@435 | 119 | void print_on_for(outputStream* st, oop obj) PRODUCT_RETURN; |
duke@435 | 120 | }; |
stefank@2314 | 121 | |
stefank@2314 | 122 | #endif // SHARE_VM_RUNTIME_FIELDDESCRIPTOR_HPP |