1 /*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #ifndef ART_RUNTIME_MIRROR_METHOD_TYPE_INL_H_
18 #define ART_RUNTIME_MIRROR_METHOD_TYPE_INL_H_
19
20 #include "method_type.h"
21
22 #include "base/casts.h"
23 #include "handle_scope-inl.h"
24 #include "mirror/object-inl.h"
25
26 namespace art HIDDEN {
27 namespace mirror {
28
RawMethodType(VariableSizedHandleScope * hs)29 inline RawMethodType::RawMethodType(VariableSizedHandleScope* hs)
30 : hs_(hs) {
31 DCHECK(hs != nullptr);
32 }
33
IsValid()34 inline bool RawMethodType::IsValid() const {
35 return hs_->Size() != 0u;
36 }
37
SetRType(ObjPtr<mirror::Class> rtype)38 inline void RawMethodType::SetRType(ObjPtr<mirror::Class> rtype) {
39 DCHECK(rtype != nullptr);
40 DCHECK_EQ(hs_->Size(), 0u);
41 hs_->NewHandle(rtype);
42 DCHECK_EQ(rtype, GetRType());
43 }
44
AddPType(ObjPtr<mirror::Class> ptype)45 inline void RawMethodType::AddPType(ObjPtr<mirror::Class> ptype) {
46 DCHECK(ptype != nullptr);
47 DCHECK_NE(hs_->Size(), 0u);
48 hs_->NewHandle(ptype);
49 DCHECK_NE(GetNumberOfPTypes(), 0);
50 DCHECK_EQ(GetPType(GetNumberOfPTypes() - 1), ptype);
51 }
52
GetNumberOfPTypes()53 inline int32_t RawMethodType::GetNumberOfPTypes() const {
54 DCHECK_NE(hs_->Size(), 0u);
55 return dchecked_integral_cast<int32_t>(hs_->Size() - 1u);
56 }
57
GetPType(int32_t i)58 inline ObjPtr<mirror::Class> RawMethodType::GetPType(int32_t i) const {
59 DCHECK_LT(i, GetNumberOfPTypes());
60 return hs_->GetHandle<mirror::Class>(i + 1).Get();
61 }
62
GetRType()63 inline ObjPtr<mirror::Class> RawMethodType::GetRType() const {
64 return GetRTypeHandle().Get();
65 }
66
GetRTypeHandle()67 inline Handle<mirror::Class> RawMethodType::GetRTypeHandle() const {
68 DCHECK_NE(hs_->Size(), 0u);
69 return hs_->GetHandle<mirror::Class>(0u);
70 }
71
GetPTypes()72 inline ObjPtr<ObjectArray<Class>> MethodType::GetPTypes() {
73 return GetFieldObject<ObjectArray<Class>>(OFFSET_OF_OBJECT_MEMBER(MethodType, p_types_));
74 }
75
GetNumberOfPTypes()76 inline int MethodType::GetNumberOfPTypes() {
77 return GetPTypes()->GetLength();
78 }
79
GetRType()80 inline ObjPtr<Class> MethodType::GetRType() {
81 return GetFieldObject<Class>(OFFSET_OF_OBJECT_MEMBER(MethodType, r_type_));
82 }
83
84 template <typename PTypesType>
PTypesAccessor(PTypesType p_types)85 inline MethodType::PTypesAccessor<PTypesType>::PTypesAccessor(PTypesType p_types)
86 : p_types_(p_types) {}
87
88 template <typename PTypesType>
GetLength()89 inline int32_t MethodType::PTypesAccessor<PTypesType>::GetLength() const {
90 return p_types_->GetLength();
91 }
92
93 template <typename PTypesType>
Get(int32_t i)94 inline ObjPtr<mirror::Class> MethodType::PTypesAccessor<PTypesType>::Get(int32_t i) const {
95 DCHECK_LT(i, GetLength());
96 return p_types_->GetWithoutChecks(i);
97 }
98
RawPTypesAccessor(RawMethodType method_type)99 inline MethodType::RawPTypesAccessor::RawPTypesAccessor(RawMethodType method_type)
100 : method_type_(method_type) {
101 DCHECK(method_type.IsValid());
102 }
103
GetLength()104 inline int32_t MethodType::RawPTypesAccessor::GetLength() const {
105 return method_type_.GetNumberOfPTypes();
106 }
107
Get(int32_t i)108 inline ObjPtr<mirror::Class> MethodType::RawPTypesAccessor::Get(int32_t i) const {
109 return method_type_.GetPType(i);
110 }
111
112 template <typename HandleScopeType>
NewHandlePTypes(Handle<MethodType> method_type,HandleScopeType * hs)113 inline MethodType::HandlePTypesAccessor MethodType::NewHandlePTypes(
114 Handle<MethodType> method_type, HandleScopeType* hs) {
115 Handle<ObjectArray<mirror::Class>> p_types = hs->NewHandle(method_type->GetPTypes());
116 return HandlePTypesAccessor(p_types);
117 }
118
119 template <typename HandleScopeType>
NewHandlePTypes(RawMethodType method_type,HandleScopeType * hs)120 inline MethodType::RawPTypesAccessor MethodType::NewHandlePTypes(
121 RawMethodType method_type, [[maybe_unused]] HandleScopeType* hs) {
122 return RawPTypesAccessor(method_type);
123 }
124
GetPTypes(ObjPtr<MethodType> method_type)125 inline MethodType::ObjPtrPTypesAccessor MethodType::GetPTypes(ObjPtr<MethodType> method_type) {
126 return ObjPtrPTypesAccessor(method_type->GetPTypes());
127 }
128
GetPTypes(Handle<MethodType> method_type)129 inline MethodType::ObjPtrPTypesAccessor MethodType::GetPTypes(Handle<MethodType> method_type) {
130 return GetPTypes(method_type.Get());
131 }
132
GetPTypes(RawMethodType method_type)133 inline MethodType::RawPTypesAccessor MethodType::GetPTypes(RawMethodType method_type) {
134 return RawPTypesAccessor(method_type);
135 }
136
GetRType(ObjPtr<MethodType> method_type)137 inline ObjPtr<mirror::Class> MethodType::GetRType(ObjPtr<MethodType> method_type) {
138 return method_type->GetRType();
139 }
140
GetRType(Handle<MethodType> method_type)141 inline ObjPtr<mirror::Class> MethodType::GetRType(Handle<MethodType> method_type) {
142 return GetRType(method_type.Get());
143 }
144
GetRType(RawMethodType method_type)145 inline ObjPtr<mirror::Class> MethodType::GetRType(RawMethodType method_type) {
146 return method_type.GetRType();
147 }
148
149 } // namespace mirror
150 } // namespace art
151
152 #endif // ART_RUNTIME_MIRROR_METHOD_TYPE_INL_H_
153