Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 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 | #include "class.h" |
| 18 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 19 | #include "art_field-inl.h" |
| 20 | #include "art_method-inl.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 21 | #include "class-inl.h" |
| 22 | #include "class_linker.h" |
| 23 | #include "class_loader.h" |
| 24 | #include "dex_cache.h" |
Ian Rogers | 4f6ad8a | 2013-03-18 15:27:28 -0700 | [diff] [blame] | 25 | #include "dex_file-inl.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 26 | #include "gc/accounting/card_table-inl.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 27 | #include "object-inl.h" |
| 28 | #include "object_array-inl.h" |
| 29 | #include "object_utils.h" |
| 30 | #include "runtime.h" |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 31 | #include "handle_scope-inl.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 32 | #include "thread.h" |
| 33 | #include "throwable.h" |
| 34 | #include "utils.h" |
| 35 | #include "well_known_classes.h" |
| 36 | |
| 37 | namespace art { |
| 38 | namespace mirror { |
| 39 | |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 40 | Class* Class::java_lang_Class_ = nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 41 | |
| 42 | void Class::SetClassClass(Class* java_lang_Class) { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 43 | CHECK(java_lang_Class_ == nullptr) << java_lang_Class_ << " " << java_lang_Class; |
| 44 | CHECK(java_lang_Class != nullptr); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 45 | java_lang_Class_ = java_lang_Class; |
| 46 | } |
| 47 | |
| 48 | void Class::ResetClass() { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 49 | CHECK(java_lang_Class_ != nullptr); |
| 50 | java_lang_Class_ = nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 51 | } |
| 52 | |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 53 | void Class::VisitRoots(RootCallback* callback, void* arg) { |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 54 | if (java_lang_Class_ != nullptr) { |
Mathieu Chartier | 815873e | 2014-02-13 18:02:13 -0800 | [diff] [blame] | 55 | callback(reinterpret_cast<mirror::Object**>(&java_lang_Class_), arg, 0, kRootStickyClass); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 56 | } |
| 57 | } |
| 58 | |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 59 | void Class::SetStatus(Status new_status, Thread* self) { |
| 60 | Status old_status = GetStatus(); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 61 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 62 | bool class_linker_initialized = class_linker != nullptr && class_linker->IsInitialized(); |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 63 | if (LIKELY(class_linker_initialized)) { |
| 64 | if (UNLIKELY(new_status <= old_status && new_status != kStatusError)) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 65 | LOG(FATAL) << "Unexpected change back of class status for " << PrettyClass(this) << " " |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 66 | << old_status << " -> " << new_status; |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 67 | } |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 68 | if (new_status >= kStatusResolved || old_status >= kStatusResolved) { |
| 69 | // When classes are being resolved the resolution code should hold the lock. |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 70 | CHECK_EQ(GetLockOwnerThreadId(), self->GetThreadId()) |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 71 | << "Attempt to change status of class while not holding its lock: " |
| 72 | << PrettyClass(this) << " " << old_status << " -> " << new_status; |
| 73 | } |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 74 | } |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 75 | if (UNLIKELY(new_status == kStatusError)) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 76 | CHECK_NE(GetStatus(), kStatusError) |
| 77 | << "Attempt to set as erroneous an already erroneous class " << PrettyClass(this); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 78 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 79 | // Stash current exception. |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 80 | StackHandleScope<3> hs(self); |
| 81 | ThrowLocation old_throw_location; |
| 82 | Handle<mirror::Throwable> old_exception(hs.NewHandle(self->GetException(&old_throw_location))); |
| 83 | CHECK(old_exception.Get() != nullptr); |
| 84 | Handle<mirror::Object> old_throw_this_object(hs.NewHandle(old_throw_location.GetThis())); |
| 85 | Handle<mirror::ArtMethod> old_throw_method(hs.NewHandle(old_throw_location.GetMethod())); |
| 86 | uint32_t old_throw_dex_pc = old_throw_location.GetDexPc(); |
Sebastien Hertz | 9f10203 | 2014-05-23 08:59:42 +0200 | [diff] [blame] | 87 | bool is_exception_reported = self->IsExceptionReportedToInstrumentation(); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 88 | // clear exception to call FindSystemClass |
| 89 | self->ClearException(); |
| 90 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 91 | Class* eiie_class = class_linker->FindSystemClass(self, |
| 92 | "Ljava/lang/ExceptionInInitializerError;"); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 93 | CHECK(!self->IsExceptionPending()); |
| 94 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 95 | // Only verification errors, not initialization problems, should set a verify error. |
| 96 | // This is to ensure that ThrowEarlierClassFailure will throw NoClassDefFoundError in that case. |
| 97 | Class* exception_class = old_exception->GetClass(); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 98 | if (!eiie_class->IsAssignableFrom(exception_class)) { |
| 99 | SetVerifyErrorClass(exception_class); |
| 100 | } |
| 101 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 102 | // Restore exception. |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 103 | ThrowLocation gc_safe_throw_location(old_throw_this_object.Get(), old_throw_method.Get(), |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 104 | old_throw_dex_pc); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 105 | self->SetException(gc_safe_throw_location, old_exception.Get()); |
Sebastien Hertz | 9f10203 | 2014-05-23 08:59:42 +0200 | [diff] [blame] | 106 | self->SetExceptionReportedToInstrumentation(is_exception_reported); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 107 | } |
Ian Rogers | 03dbc04 | 2014-06-02 14:24:56 -0700 | [diff] [blame] | 108 | COMPILE_ASSERT(sizeof(Status) == sizeof(uint32_t), size_of_status_not_uint32); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 109 | if (Runtime::Current()->IsActiveTransaction()) { |
Ian Rogers | 03dbc04 | 2014-06-02 14:24:56 -0700 | [diff] [blame] | 110 | SetField32Volatile<true>(OFFSET_OF_OBJECT_MEMBER(Class, status_), new_status); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 111 | } else { |
Ian Rogers | 03dbc04 | 2014-06-02 14:24:56 -0700 | [diff] [blame] | 112 | SetField32Volatile<false>(OFFSET_OF_OBJECT_MEMBER(Class, status_), new_status); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 113 | } |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 114 | // Classes that are being resolved or initialized need to notify waiters that the class status |
| 115 | // changed. See ClassLinker::EnsureResolved and ClassLinker::WaitForInitializeClass. |
| 116 | if ((old_status >= kStatusResolved || new_status >= kStatusResolved) && |
| 117 | class_linker_initialized) { |
| 118 | NotifyAll(self); |
| 119 | } |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 120 | } |
| 121 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 122 | void Class::SetDexCache(DexCache* new_dex_cache) { |
Ian Rogers | b0fa5dc | 2014-04-28 16:47:08 -0700 | [diff] [blame] | 123 | SetFieldObject<false>(OFFSET_OF_OBJECT_MEMBER(Class, dex_cache_), new_dex_cache); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 124 | } |
| 125 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 126 | void Class::SetClassSize(uint32_t new_class_size) { |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 127 | if (kIsDebugBuild && (new_class_size < GetClassSize())) { |
| 128 | DumpClass(LOG(ERROR), kDumpClassFullDetail); |
| 129 | CHECK_GE(new_class_size, GetClassSize()) << " class=" << PrettyTypeOf(this); |
| 130 | } |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 131 | // Not called within a transaction. |
Ian Rogers | b0fa5dc | 2014-04-28 16:47:08 -0700 | [diff] [blame] | 132 | SetField32<false>(OFFSET_OF_OBJECT_MEMBER(Class, class_size_), new_class_size); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 133 | } |
| 134 | |
| 135 | // Return the class' name. The exact format is bizarre, but it's the specified behavior for |
| 136 | // Class.getName: keywords for primitive types, regular "[I" form for primitive arrays (so "int" |
| 137 | // but "[I"), and arrays of reference types written between "L" and ";" but with dots rather than |
| 138 | // slashes (so "java.lang.String" but "[Ljava.lang.String;"). Madness. |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 139 | String* Class::ComputeName(Handle<Class> h_this) { |
| 140 | String* name = h_this->GetName(); |
Mathieu Chartier | 692fafd | 2013-11-29 17:24:40 -0800 | [diff] [blame] | 141 | if (name != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 142 | return name; |
| 143 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 144 | std::string descriptor(h_this->GetDescriptor()); |
Mathieu Chartier | 692fafd | 2013-11-29 17:24:40 -0800 | [diff] [blame] | 145 | Thread* self = Thread::Current(); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 146 | if ((descriptor[0] != 'L') && (descriptor[0] != '[')) { |
| 147 | // The descriptor indicates that this is the class for |
| 148 | // a primitive type; special-case the return value. |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 149 | const char* c_name = nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 150 | switch (descriptor[0]) { |
| 151 | case 'Z': c_name = "boolean"; break; |
| 152 | case 'B': c_name = "byte"; break; |
| 153 | case 'C': c_name = "char"; break; |
| 154 | case 'S': c_name = "short"; break; |
| 155 | case 'I': c_name = "int"; break; |
| 156 | case 'J': c_name = "long"; break; |
| 157 | case 'F': c_name = "float"; break; |
| 158 | case 'D': c_name = "double"; break; |
| 159 | case 'V': c_name = "void"; break; |
| 160 | default: |
| 161 | LOG(FATAL) << "Unknown primitive type: " << PrintableChar(descriptor[0]); |
| 162 | } |
Mathieu Chartier | 692fafd | 2013-11-29 17:24:40 -0800 | [diff] [blame] | 163 | name = String::AllocFromModifiedUtf8(self, c_name); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 164 | } else { |
| 165 | // Convert the UTF-8 name to a java.lang.String. The name must use '.' to separate package |
| 166 | // components. |
| 167 | if (descriptor.size() > 2 && descriptor[0] == 'L' && descriptor[descriptor.size() - 1] == ';') { |
| 168 | descriptor.erase(0, 1); |
| 169 | descriptor.erase(descriptor.size() - 1); |
| 170 | } |
| 171 | std::replace(descriptor.begin(), descriptor.end(), '/', '.'); |
Mathieu Chartier | 692fafd | 2013-11-29 17:24:40 -0800 | [diff] [blame] | 172 | name = String::AllocFromModifiedUtf8(self, descriptor.c_str()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 173 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 174 | h_this->SetName(name); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 175 | return name; |
| 176 | } |
| 177 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 178 | void Class::DumpClass(std::ostream& os, int flags) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 179 | if ((flags & kDumpClassFullDetail) == 0) { |
| 180 | os << PrettyClass(this); |
| 181 | if ((flags & kDumpClassClassLoader) != 0) { |
| 182 | os << ' ' << GetClassLoader(); |
| 183 | } |
| 184 | if ((flags & kDumpClassInitialized) != 0) { |
| 185 | os << ' ' << GetStatus(); |
| 186 | } |
| 187 | os << "\n"; |
| 188 | return; |
| 189 | } |
| 190 | |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 191 | Thread* self = Thread::Current(); |
| 192 | StackHandleScope<2> hs(self); |
| 193 | Handle<mirror::Class> h_this(hs.NewHandle(this)); |
| 194 | Handle<mirror::Class> h_super(hs.NewHandle(GetSuperClass())); |
| 195 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 196 | os << "----- " << (IsInterface() ? "interface" : "class") << " " |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 197 | << "'" << GetDescriptor() << "' cl=" << GetClassLoader() << " -----\n", |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 198 | os << " objectSize=" << SizeOf() << " " |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 199 | << "(" << (h_super.Get() != nullptr ? h_super->SizeOf() : -1) << " from super)\n", |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 200 | os << StringPrintf(" access=0x%04x.%04x\n", |
| 201 | GetAccessFlags() >> 16, GetAccessFlags() & kAccJavaFlagsMask); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 202 | if (h_super.Get() != nullptr) { |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 203 | os << " super='" << PrettyClass(h_super.Get()) << "' (cl=" << h_super->GetClassLoader() |
| 204 | << ")\n"; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 205 | } |
| 206 | if (IsArrayClass()) { |
| 207 | os << " componentType=" << PrettyClass(GetComponentType()) << "\n"; |
| 208 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 209 | const size_t num_direct_interfaces = NumDirectInterfaces(); |
| 210 | if (num_direct_interfaces > 0) { |
| 211 | os << " interfaces (" << num_direct_interfaces << "):\n"; |
| 212 | for (size_t i = 0; i < num_direct_interfaces; ++i) { |
| 213 | Class* interface = GetDirectInterface(self, h_this, i); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 214 | const ClassLoader* cl = interface->GetClassLoader(); |
| 215 | os << StringPrintf(" %2zd: %s (cl=%p)\n", i, PrettyClass(interface).c_str(), cl); |
| 216 | } |
| 217 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 218 | // After this point, this may have moved due to GetDirectInterface. |
| 219 | os << " vtable (" << h_this->NumVirtualMethods() << " entries, " |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 220 | << (h_super.Get() != nullptr ? h_super->NumVirtualMethods() : 0) << " in super):\n"; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 221 | for (size_t i = 0; i < NumVirtualMethods(); ++i) { |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 222 | os << StringPrintf(" %2zd: %s\n", i, |
| 223 | PrettyMethod(h_this->GetVirtualMethodDuringLinking(i)).c_str()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 224 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 225 | os << " direct methods (" << h_this->NumDirectMethods() << " entries):\n"; |
| 226 | for (size_t i = 0; i < h_this->NumDirectMethods(); ++i) { |
| 227 | os << StringPrintf(" %2zd: %s\n", i, PrettyMethod(h_this->GetDirectMethod(i)).c_str()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 228 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 229 | if (h_this->NumStaticFields() > 0) { |
| 230 | os << " static fields (" << h_this->NumStaticFields() << " entries):\n"; |
| 231 | if (h_this->IsResolved() || h_this->IsErroneous()) { |
| 232 | for (size_t i = 0; i < h_this->NumStaticFields(); ++i) { |
| 233 | os << StringPrintf(" %2zd: %s\n", i, PrettyField(h_this->GetStaticField(i)).c_str()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 234 | } |
| 235 | } else { |
| 236 | os << " <not yet available>"; |
| 237 | } |
| 238 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 239 | if (h_this->NumInstanceFields() > 0) { |
| 240 | os << " instance fields (" << h_this->NumInstanceFields() << " entries):\n"; |
| 241 | if (h_this->IsResolved() || h_this->IsErroneous()) { |
| 242 | for (size_t i = 0; i < h_this->NumInstanceFields(); ++i) { |
| 243 | os << StringPrintf(" %2zd: %s\n", i, PrettyField(h_this->GetInstanceField(i)).c_str()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 244 | } |
| 245 | } else { |
| 246 | os << " <not yet available>"; |
| 247 | } |
| 248 | } |
| 249 | } |
| 250 | |
| 251 | void Class::SetReferenceInstanceOffsets(uint32_t new_reference_offsets) { |
| 252 | if (new_reference_offsets != CLASS_WALK_SUPER) { |
| 253 | // Sanity check that the number of bits set in the reference offset bitmap |
| 254 | // agrees with the number of references |
| 255 | size_t count = 0; |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 256 | for (Class* c = this; c != nullptr; c = c->GetSuperClass()) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 257 | count += c->NumReferenceInstanceFieldsDuringLinking(); |
| 258 | } |
Vladimir Marko | 8194963 | 2014-05-02 11:53:22 +0100 | [diff] [blame] | 259 | CHECK_EQ((size_t)POPCOUNT(new_reference_offsets), count); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 260 | } |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 261 | // Not called within a transaction. |
| 262 | SetField32<false>(OFFSET_OF_OBJECT_MEMBER(Class, reference_instance_offsets_), |
Ian Rogers | b0fa5dc | 2014-04-28 16:47:08 -0700 | [diff] [blame] | 263 | new_reference_offsets); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 264 | } |
| 265 | |
| 266 | void Class::SetReferenceStaticOffsets(uint32_t new_reference_offsets) { |
| 267 | if (new_reference_offsets != CLASS_WALK_SUPER) { |
| 268 | // Sanity check that the number of bits set in the reference offset bitmap |
| 269 | // agrees with the number of references |
Vladimir Marko | 8194963 | 2014-05-02 11:53:22 +0100 | [diff] [blame] | 270 | CHECK_EQ((size_t)POPCOUNT(new_reference_offsets), |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 271 | NumReferenceStaticFieldsDuringLinking()); |
| 272 | } |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 273 | // Not called within a transaction. |
| 274 | SetField32<false>(OFFSET_OF_OBJECT_MEMBER(Class, reference_static_offsets_), |
Ian Rogers | b0fa5dc | 2014-04-28 16:47:08 -0700 | [diff] [blame] | 275 | new_reference_offsets); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 276 | } |
| 277 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 278 | bool Class::IsInSamePackage(const StringPiece& descriptor1, const StringPiece& descriptor2) { |
| 279 | size_t i = 0; |
| 280 | while (descriptor1[i] != '\0' && descriptor1[i] == descriptor2[i]) { |
| 281 | ++i; |
| 282 | } |
| 283 | if (descriptor1.find('/', i) != StringPiece::npos || |
| 284 | descriptor2.find('/', i) != StringPiece::npos) { |
| 285 | return false; |
| 286 | } else { |
| 287 | return true; |
| 288 | } |
| 289 | } |
| 290 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 291 | bool Class::IsInSamePackage(Class* that) { |
| 292 | Class* klass1 = this; |
| 293 | Class* klass2 = that; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 294 | if (klass1 == klass2) { |
| 295 | return true; |
| 296 | } |
| 297 | // Class loaders must match. |
| 298 | if (klass1->GetClassLoader() != klass2->GetClassLoader()) { |
| 299 | return false; |
| 300 | } |
| 301 | // Arrays are in the same package when their element classes are. |
| 302 | while (klass1->IsArrayClass()) { |
| 303 | klass1 = klass1->GetComponentType(); |
| 304 | } |
| 305 | while (klass2->IsArrayClass()) { |
| 306 | klass2 = klass2->GetComponentType(); |
| 307 | } |
Anwar Ghuloum | 9fa3f20 | 2013-03-26 14:32:54 -0700 | [diff] [blame] | 308 | // trivial check again for array types |
| 309 | if (klass1 == klass2) { |
| 310 | return true; |
| 311 | } |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 312 | // Compare the package part of the descriptor string. |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 313 | return IsInSamePackage(klass1->GetDescriptor().c_str(), klass2->GetDescriptor().c_str()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 314 | } |
| 315 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 316 | bool Class::IsStringClass() const { |
| 317 | return this == String::GetJavaLangString(); |
| 318 | } |
| 319 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 320 | bool Class::IsThrowableClass() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 321 | return WellKnownClasses::ToClass(WellKnownClasses::java_lang_Throwable)->IsAssignableFrom(this); |
| 322 | } |
| 323 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 324 | void Class::SetClassLoader(ClassLoader* new_class_loader) { |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 325 | if (Runtime::Current()->IsActiveTransaction()) { |
Ian Rogers | b0fa5dc | 2014-04-28 16:47:08 -0700 | [diff] [blame] | 326 | SetFieldObject<true>(OFFSET_OF_OBJECT_MEMBER(Class, class_loader_), new_class_loader); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 327 | } else { |
Ian Rogers | b0fa5dc | 2014-04-28 16:47:08 -0700 | [diff] [blame] | 328 | SetFieldObject<false>(OFFSET_OF_OBJECT_MEMBER(Class, class_loader_), new_class_loader); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 329 | } |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 330 | } |
| 331 | |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 332 | ArtMethod* Class::FindInterfaceMethod(const StringPiece& name, const StringPiece& signature) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 333 | // Check the current class before checking the interfaces. |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 334 | ArtMethod* method = FindDeclaredVirtualMethod(name, signature); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 335 | if (method != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 336 | return method; |
| 337 | } |
| 338 | |
| 339 | int32_t iftable_count = GetIfTableCount(); |
| 340 | IfTable* iftable = GetIfTable(); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 341 | for (int32_t i = 0; i < iftable_count; ++i) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 342 | method = iftable->GetInterface(i)->FindDeclaredVirtualMethod(name, signature); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 343 | if (method != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 344 | return method; |
| 345 | } |
| 346 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 347 | return nullptr; |
| 348 | } |
| 349 | |
| 350 | ArtMethod* Class::FindInterfaceMethod(const StringPiece& name, const Signature& signature) { |
| 351 | // Check the current class before checking the interfaces. |
| 352 | ArtMethod* method = FindDeclaredVirtualMethod(name, signature); |
| 353 | if (method != nullptr) { |
| 354 | return method; |
| 355 | } |
| 356 | |
| 357 | int32_t iftable_count = GetIfTableCount(); |
| 358 | IfTable* iftable = GetIfTable(); |
| 359 | for (int32_t i = 0; i < iftable_count; ++i) { |
| 360 | method = iftable->GetInterface(i)->FindDeclaredVirtualMethod(name, signature); |
| 361 | if (method != nullptr) { |
| 362 | return method; |
| 363 | } |
| 364 | } |
| 365 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 366 | } |
| 367 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 368 | ArtMethod* Class::FindInterfaceMethod(const DexCache* dex_cache, uint32_t dex_method_idx) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 369 | // Check the current class before checking the interfaces. |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 370 | ArtMethod* method = FindDeclaredVirtualMethod(dex_cache, dex_method_idx); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 371 | if (method != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 372 | return method; |
| 373 | } |
| 374 | |
| 375 | int32_t iftable_count = GetIfTableCount(); |
| 376 | IfTable* iftable = GetIfTable(); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 377 | for (int32_t i = 0; i < iftable_count; ++i) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 378 | method = iftable->GetInterface(i)->FindDeclaredVirtualMethod(dex_cache, dex_method_idx); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 379 | if (method != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 380 | return method; |
| 381 | } |
| 382 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 383 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 384 | } |
| 385 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 386 | ArtMethod* Class::FindDeclaredDirectMethod(const StringPiece& name, const StringPiece& signature) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 387 | for (size_t i = 0; i < NumDirectMethods(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 388 | ArtMethod* method = GetDirectMethod(i); |
Mathieu Chartier | bfd9a43 | 2014-05-21 17:43:44 -0700 | [diff] [blame] | 389 | if (name == method->GetName() && method->GetSignature() == signature) { |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 390 | return method; |
| 391 | } |
| 392 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 393 | return nullptr; |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 394 | } |
| 395 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 396 | ArtMethod* Class::FindDeclaredDirectMethod(const StringPiece& name, const Signature& signature) { |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 397 | for (size_t i = 0; i < NumDirectMethods(); ++i) { |
| 398 | ArtMethod* method = GetDirectMethod(i); |
Mathieu Chartier | bfd9a43 | 2014-05-21 17:43:44 -0700 | [diff] [blame] | 399 | if (name == method->GetName() && signature == method->GetSignature()) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 400 | return method; |
| 401 | } |
| 402 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 403 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 404 | } |
| 405 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 406 | ArtMethod* Class::FindDeclaredDirectMethod(const DexCache* dex_cache, uint32_t dex_method_idx) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 407 | if (GetDexCache() == dex_cache) { |
| 408 | for (size_t i = 0; i < NumDirectMethods(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 409 | ArtMethod* method = GetDirectMethod(i); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 410 | if (method->GetDexMethodIndex() == dex_method_idx) { |
| 411 | return method; |
| 412 | } |
| 413 | } |
| 414 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 415 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 416 | } |
| 417 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 418 | ArtMethod* Class::FindDirectMethod(const StringPiece& name, const StringPiece& signature) { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 419 | for (Class* klass = this; klass != nullptr; klass = klass->GetSuperClass()) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 420 | ArtMethod* method = klass->FindDeclaredDirectMethod(name, signature); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 421 | if (method != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 422 | return method; |
| 423 | } |
| 424 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 425 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 426 | } |
| 427 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 428 | ArtMethod* Class::FindDirectMethod(const StringPiece& name, const Signature& signature) { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 429 | for (Class* klass = this; klass != nullptr; klass = klass->GetSuperClass()) { |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 430 | ArtMethod* method = klass->FindDeclaredDirectMethod(name, signature); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 431 | if (method != nullptr) { |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 432 | return method; |
| 433 | } |
| 434 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 435 | return nullptr; |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 436 | } |
| 437 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 438 | ArtMethod* Class::FindDirectMethod(const DexCache* dex_cache, uint32_t dex_method_idx) { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 439 | for (Class* klass = this; klass != nullptr; klass = klass->GetSuperClass()) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 440 | ArtMethod* method = klass->FindDeclaredDirectMethod(dex_cache, dex_method_idx); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 441 | if (method != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 442 | return method; |
| 443 | } |
| 444 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 445 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 446 | } |
| 447 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 448 | ArtMethod* Class::FindDeclaredVirtualMethod(const StringPiece& name, const StringPiece& signature) { |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 449 | for (size_t i = 0; i < NumVirtualMethods(); ++i) { |
| 450 | ArtMethod* method = GetVirtualMethod(i); |
Mathieu Chartier | bfd9a43 | 2014-05-21 17:43:44 -0700 | [diff] [blame] | 451 | if (name == method->GetName() && method->GetSignature() == signature) { |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 452 | return method; |
| 453 | } |
| 454 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 455 | return nullptr; |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 456 | } |
| 457 | |
Mathieu Chartier | bfd9a43 | 2014-05-21 17:43:44 -0700 | [diff] [blame] | 458 | ArtMethod* Class::FindDeclaredVirtualMethod(const StringPiece& name, const Signature& signature) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 459 | for (size_t i = 0; i < NumVirtualMethods(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 460 | ArtMethod* method = GetVirtualMethod(i); |
Mathieu Chartier | bfd9a43 | 2014-05-21 17:43:44 -0700 | [diff] [blame] | 461 | if (name == method->GetName() && signature == method->GetSignature()) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 462 | return method; |
| 463 | } |
| 464 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 465 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 466 | } |
| 467 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 468 | ArtMethod* Class::FindDeclaredVirtualMethod(const DexCache* dex_cache, uint32_t dex_method_idx) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 469 | if (GetDexCache() == dex_cache) { |
| 470 | for (size_t i = 0; i < NumVirtualMethods(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 471 | ArtMethod* method = GetVirtualMethod(i); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 472 | if (method->GetDexMethodIndex() == dex_method_idx) { |
| 473 | return method; |
| 474 | } |
| 475 | } |
| 476 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 477 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 478 | } |
| 479 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 480 | ArtMethod* Class::FindVirtualMethod(const StringPiece& name, const StringPiece& signature) { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 481 | for (Class* klass = this; klass != nullptr; klass = klass->GetSuperClass()) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 482 | ArtMethod* method = klass->FindDeclaredVirtualMethod(name, signature); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 483 | if (method != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 484 | return method; |
| 485 | } |
| 486 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 487 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 488 | } |
| 489 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 490 | ArtMethod* Class::FindVirtualMethod(const StringPiece& name, const Signature& signature) { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 491 | for (Class* klass = this; klass != nullptr; klass = klass->GetSuperClass()) { |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 492 | ArtMethod* method = klass->FindDeclaredVirtualMethod(name, signature); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 493 | if (method != nullptr) { |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 494 | return method; |
| 495 | } |
| 496 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 497 | return nullptr; |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 498 | } |
| 499 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 500 | ArtMethod* Class::FindVirtualMethod(const DexCache* dex_cache, uint32_t dex_method_idx) { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 501 | for (Class* klass = this; klass != nullptr; klass = klass->GetSuperClass()) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 502 | ArtMethod* method = klass->FindDeclaredVirtualMethod(dex_cache, dex_method_idx); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 503 | if (method != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 504 | return method; |
| 505 | } |
| 506 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 507 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 508 | } |
| 509 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 510 | ArtMethod* Class::FindClassInitializer() { |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 511 | for (size_t i = 0; i < NumDirectMethods(); ++i) { |
| 512 | ArtMethod* method = GetDirectMethod(i); |
Mathieu Chartier | bfd9a43 | 2014-05-21 17:43:44 -0700 | [diff] [blame] | 513 | if (method->IsClassInitializer()) { |
| 514 | DCHECK_STREQ(method->GetName(), "<clinit>"); |
| 515 | DCHECK_STREQ(method->GetSignature().ToString().c_str(), "()V"); |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 516 | return method; |
| 517 | } |
| 518 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 519 | return nullptr; |
Ian Rogers | d91d6d6 | 2013-09-25 20:26:14 -0700 | [diff] [blame] | 520 | } |
| 521 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 522 | ArtField* Class::FindDeclaredInstanceField(const StringPiece& name, const StringPiece& type) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 523 | // Is the field in this class? |
| 524 | // Interfaces are not relevant because they can't contain instance fields. |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 525 | for (size_t i = 0; i < NumInstanceFields(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 526 | ArtField* f = GetInstanceField(i); |
Mathieu Chartier | 61c5ebc | 2014-06-05 17:42:53 -0700 | [diff] [blame] | 527 | if (name == f->GetName() && type == f->GetTypeDescriptor()) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 528 | return f; |
| 529 | } |
| 530 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 531 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 532 | } |
| 533 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 534 | ArtField* Class::FindDeclaredInstanceField(const DexCache* dex_cache, uint32_t dex_field_idx) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 535 | if (GetDexCache() == dex_cache) { |
| 536 | for (size_t i = 0; i < NumInstanceFields(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 537 | ArtField* f = GetInstanceField(i); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 538 | if (f->GetDexFieldIndex() == dex_field_idx) { |
| 539 | return f; |
| 540 | } |
| 541 | } |
| 542 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 543 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 544 | } |
| 545 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 546 | ArtField* Class::FindInstanceField(const StringPiece& name, const StringPiece& type) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 547 | // Is the field in this class, or any of its superclasses? |
| 548 | // Interfaces are not relevant because they can't contain instance fields. |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 549 | for (Class* c = this; c != nullptr; c = c->GetSuperClass()) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 550 | ArtField* f = c->FindDeclaredInstanceField(name, type); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 551 | if (f != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 552 | return f; |
| 553 | } |
| 554 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 555 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 556 | } |
| 557 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 558 | ArtField* Class::FindInstanceField(const DexCache* dex_cache, uint32_t dex_field_idx) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 559 | // Is the field in this class, or any of its superclasses? |
| 560 | // Interfaces are not relevant because they can't contain instance fields. |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 561 | for (Class* c = this; c != nullptr; c = c->GetSuperClass()) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 562 | ArtField* f = c->FindDeclaredInstanceField(dex_cache, dex_field_idx); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 563 | if (f != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 564 | return f; |
| 565 | } |
| 566 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 567 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 568 | } |
| 569 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 570 | ArtField* Class::FindDeclaredStaticField(const StringPiece& name, const StringPiece& type) { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 571 | DCHECK(type != nullptr); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 572 | for (size_t i = 0; i < NumStaticFields(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 573 | ArtField* f = GetStaticField(i); |
Mathieu Chartier | 61c5ebc | 2014-06-05 17:42:53 -0700 | [diff] [blame] | 574 | if (name == f->GetName() && type == f->GetTypeDescriptor()) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 575 | return f; |
| 576 | } |
| 577 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 578 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 579 | } |
| 580 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 581 | ArtField* Class::FindDeclaredStaticField(const DexCache* dex_cache, uint32_t dex_field_idx) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 582 | if (dex_cache == GetDexCache()) { |
| 583 | for (size_t i = 0; i < NumStaticFields(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 584 | ArtField* f = GetStaticField(i); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 585 | if (f->GetDexFieldIndex() == dex_field_idx) { |
| 586 | return f; |
| 587 | } |
| 588 | } |
| 589 | } |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 590 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 591 | } |
| 592 | |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 593 | ArtField* Class::FindStaticField(Thread* self, Handle<Class> klass, const StringPiece& name, |
| 594 | const StringPiece& type) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 595 | // Is the field in this class (or its interfaces), or any of its |
| 596 | // superclasses (or their interfaces)? |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 597 | for (Class* k = klass.Get(); k != nullptr; k = k->GetSuperClass()) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 598 | // Is the field in this class? |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 599 | ArtField* f = k->FindDeclaredStaticField(name, type); |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 600 | if (f != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 601 | return f; |
| 602 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 603 | // Wrap k incase it moves during GetDirectInterface. |
| 604 | StackHandleScope<1> hs(self); |
| 605 | HandleWrapper<mirror::Class> h_k(hs.NewHandleWrapper(&k)); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 606 | // Is this field in any of this class' interfaces? |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 607 | for (uint32_t i = 0; i < h_k->NumDirectInterfaces(); ++i) { |
| 608 | StackHandleScope<1> hs(self); |
| 609 | Handle<mirror::Class> interface(hs.NewHandle(GetDirectInterface(self, h_k, i))); |
| 610 | f = FindStaticField(self, interface, name, type); |
| 611 | if (f != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 612 | return f; |
| 613 | } |
| 614 | } |
| 615 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 616 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 617 | } |
| 618 | |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 619 | ArtField* Class::FindStaticField(Thread* self, Handle<Class> klass, const DexCache* dex_cache, |
| 620 | uint32_t dex_field_idx) { |
| 621 | for (Class* k = klass.Get(); k != nullptr; k = k->GetSuperClass()) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 622 | // Is the field in this class? |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 623 | ArtField* f = k->FindDeclaredStaticField(dex_cache, dex_field_idx); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 624 | if (f != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 625 | return f; |
| 626 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 627 | // Wrap k incase it moves during GetDirectInterface. |
| 628 | StackHandleScope<1> hs(self); |
| 629 | HandleWrapper<mirror::Class> h_k(hs.NewHandleWrapper(&k)); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 630 | // Is this field in any of this class' interfaces? |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 631 | for (uint32_t i = 0; i < h_k->NumDirectInterfaces(); ++i) { |
| 632 | StackHandleScope<1> hs(self); |
| 633 | Handle<mirror::Class> interface(hs.NewHandle(GetDirectInterface(self, h_k, i))); |
| 634 | f = FindStaticField(self, interface, dex_cache, dex_field_idx); |
| 635 | if (f != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 636 | return f; |
| 637 | } |
| 638 | } |
| 639 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 640 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 641 | } |
| 642 | |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 643 | ArtField* Class::FindField(Thread* self, Handle<Class> klass, const StringPiece& name, |
| 644 | const StringPiece& type) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 645 | // Find a field using the JLS field resolution order |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 646 | for (Class* k = klass.Get(); k != nullptr; k = k->GetSuperClass()) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 647 | // Is the field in this class? |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 648 | ArtField* f = k->FindDeclaredInstanceField(name, type); |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 649 | if (f != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 650 | return f; |
| 651 | } |
| 652 | f = k->FindDeclaredStaticField(name, type); |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 653 | if (f != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 654 | return f; |
| 655 | } |
| 656 | // Is this field in any of this class' interfaces? |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 657 | StackHandleScope<1> hs(self); |
| 658 | HandleWrapper<mirror::Class> h_k(hs.NewHandleWrapper(&k)); |
| 659 | for (uint32_t i = 0; i < h_k->NumDirectInterfaces(); ++i) { |
| 660 | StackHandleScope<1> hs(self); |
| 661 | Handle<mirror::Class> interface(hs.NewHandle(GetDirectInterface(self, h_k, i))); |
| 662 | f = interface->FindStaticField(self, interface, name, type); |
| 663 | if (f != nullptr) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 664 | return f; |
| 665 | } |
| 666 | } |
| 667 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 668 | return nullptr; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 669 | } |
| 670 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 671 | static void SetPreverifiedFlagOnMethods(mirror::ObjectArray<mirror::ArtMethod>* methods) |
Sebastien Hertz | 233ea8e | 2013-06-06 11:57:09 +0200 | [diff] [blame] | 672 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 673 | if (methods != nullptr) { |
Sebastien Hertz | 233ea8e | 2013-06-06 11:57:09 +0200 | [diff] [blame] | 674 | for (int32_t index = 0, end = methods->GetLength(); index < end; ++index) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 675 | mirror::ArtMethod* method = methods->GetWithoutChecks(index); |
Brian Carlstrom | 004644f | 2014-06-18 08:34:01 -0700 | [diff] [blame^] | 676 | DCHECK(method != nullptr); |
Ian Rogers | 1eb512d | 2013-10-18 15:42:20 -0700 | [diff] [blame] | 677 | if (!method->IsNative() && !method->IsAbstract()) { |
| 678 | method->SetPreverified(); |
| 679 | } |
Sebastien Hertz | 233ea8e | 2013-06-06 11:57:09 +0200 | [diff] [blame] | 680 | } |
| 681 | } |
| 682 | } |
| 683 | |
| 684 | void Class::SetPreverifiedFlagOnAllMethods() { |
| 685 | DCHECK(IsVerified()); |
| 686 | SetPreverifiedFlagOnMethods(GetDirectMethods()); |
| 687 | SetPreverifiedFlagOnMethods(GetVirtualMethods()); |
| 688 | } |
| 689 | |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 690 | std::string Class::GetDescriptor() { |
| 691 | if (UNLIKELY(IsArrayClass())) { |
| 692 | return GetArrayDescriptor(); |
| 693 | } else if (UNLIKELY(IsPrimitive())) { |
| 694 | return Primitive::Descriptor(GetPrimitiveType()); |
| 695 | } else if (UNLIKELY(IsProxyClass())) { |
| 696 | return Runtime::Current()->GetClassLinker()->GetDescriptorForProxy(this); |
| 697 | } else { |
| 698 | const DexFile& dex_file = GetDexFile(); |
| 699 | const DexFile::TypeId& type_id = dex_file.GetTypeId(GetClassDef()->class_idx_); |
| 700 | return dex_file.GetTypeDescriptor(type_id); |
| 701 | } |
| 702 | } |
| 703 | |
| 704 | std::string Class::GetArrayDescriptor() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 705 | return "[" + GetComponentType()->GetDescriptor(); |
| 706 | } |
| 707 | |
| 708 | const DexFile::ClassDef* Class::GetClassDef() { |
| 709 | uint16_t class_def_idx = GetDexClassDefIndex(); |
| 710 | if (class_def_idx == DexFile::kDexNoIndex16) { |
| 711 | return nullptr; |
| 712 | } |
| 713 | return &GetDexFile().GetClassDef(class_def_idx); |
| 714 | } |
| 715 | |
| 716 | uint32_t Class::NumDirectInterfaces() { |
| 717 | if (IsPrimitive()) { |
| 718 | return 0; |
| 719 | } else if (IsArrayClass()) { |
| 720 | return 2; |
| 721 | } else if (IsProxyClass()) { |
| 722 | mirror::SynthesizedProxyClass* proxy_class= |
| 723 | reinterpret_cast<mirror::SynthesizedProxyClass*>(this); |
| 724 | mirror::ObjectArray<mirror::Class>* interfaces = proxy_class->GetInterfaces(); |
| 725 | return interfaces != nullptr ? interfaces->GetLength() : 0; |
| 726 | } else { |
| 727 | const DexFile::TypeList* interfaces = GetInterfaceTypeList(); |
| 728 | if (interfaces == nullptr) { |
| 729 | return 0; |
| 730 | } else { |
| 731 | return interfaces->Size(); |
| 732 | } |
| 733 | } |
| 734 | } |
| 735 | |
| 736 | uint16_t Class::GetDirectInterfaceTypeIdx(uint32_t idx) { |
| 737 | DCHECK(!IsPrimitive()); |
| 738 | DCHECK(!IsArrayClass()); |
| 739 | return GetInterfaceTypeList()->GetTypeItem(idx).type_idx_; |
| 740 | } |
| 741 | |
| 742 | mirror::Class* Class::GetDirectInterface(Thread* self, Handle<mirror::Class> klass, uint32_t idx) { |
| 743 | DCHECK(klass.Get() != nullptr); |
| 744 | DCHECK(!klass->IsPrimitive()); |
| 745 | if (klass->IsArrayClass()) { |
| 746 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 747 | if (idx == 0) { |
| 748 | return class_linker->FindSystemClass(self, "Ljava/lang/Cloneable;"); |
| 749 | } else { |
| 750 | DCHECK_EQ(1U, idx); |
| 751 | return class_linker->FindSystemClass(self, "Ljava/io/Serializable;"); |
| 752 | } |
| 753 | } else if (klass->IsProxyClass()) { |
| 754 | mirror::SynthesizedProxyClass* proxy_class = |
| 755 | reinterpret_cast<mirror::SynthesizedProxyClass*>(klass.Get()); |
| 756 | mirror::ObjectArray<mirror::Class>* interfaces = proxy_class->GetInterfaces(); |
| 757 | DCHECK(interfaces != nullptr); |
| 758 | return interfaces->Get(idx); |
| 759 | } else { |
| 760 | uint16_t type_idx = klass->GetDirectInterfaceTypeIdx(idx); |
| 761 | mirror::Class* interface = klass->GetDexCache()->GetResolvedType(type_idx); |
| 762 | if (interface == nullptr) { |
| 763 | interface = Runtime::Current()->GetClassLinker()->ResolveType(klass->GetDexFile(), type_idx, |
| 764 | klass.Get()); |
| 765 | CHECK(interface != nullptr || self->IsExceptionPending()); |
| 766 | } |
| 767 | return interface; |
| 768 | } |
| 769 | } |
| 770 | |
| 771 | const char* Class::GetSourceFile() { |
| 772 | std::string descriptor(GetDescriptor()); |
| 773 | const DexFile& dex_file = GetDexFile(); |
| 774 | const DexFile::ClassDef* dex_class_def = GetClassDef(); |
Sebastien Hertz | 4206eb5 | 2014-06-05 10:15:45 +0200 | [diff] [blame] | 775 | if (dex_class_def == nullptr) { |
| 776 | // Generated classes have no class def. |
| 777 | return nullptr; |
| 778 | } |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 779 | return dex_file.GetSourceFile(*dex_class_def); |
| 780 | } |
| 781 | |
| 782 | std::string Class::GetLocation() { |
| 783 | mirror::DexCache* dex_cache = GetDexCache(); |
| 784 | if (dex_cache != nullptr && !IsProxyClass()) { |
| 785 | return dex_cache->GetLocation()->ToModifiedUtf8(); |
| 786 | } |
| 787 | // Arrays and proxies are generated and have no corresponding dex file location. |
| 788 | return "generated class"; |
| 789 | } |
| 790 | |
| 791 | const DexFile::TypeList* Class::GetInterfaceTypeList() { |
| 792 | const DexFile::ClassDef* class_def = GetClassDef(); |
| 793 | if (class_def == nullptr) { |
| 794 | return nullptr; |
| 795 | } |
| 796 | return GetDexFile().GetInterfacesList(*class_def); |
| 797 | } |
| 798 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 799 | } // namespace mirror |
| 800 | } // namespace art |