1 /* 2 * Copyright (C) 2012 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 "well_known_classes.h" 18 19 #include <stdlib.h> 20 21 #include <sstream> 22 23 #include <android-base/logging.h> 24 #include <android-base/stringprintf.h> 25 26 #include "entrypoints/quick/quick_entrypoints_enum.h" 27 #include "hidden_api.h" 28 #include "jni_internal.h" 29 #include "mirror/class.h" 30 #include "mirror/throwable.h" 31 #include "nativehelper/scoped_local_ref.h" 32 #include "obj_ptr-inl.h" 33 #include "scoped_thread_state_change-inl.h" 34 #include "thread-current-inl.h" 35 36 namespace art { 37 38 jclass WellKnownClasses::dalvik_annotation_optimization_CriticalNative; 39 jclass WellKnownClasses::dalvik_annotation_optimization_FastNative; 40 jclass WellKnownClasses::dalvik_system_BaseDexClassLoader; 41 jclass WellKnownClasses::dalvik_system_DelegateLastClassLoader; 42 jclass WellKnownClasses::dalvik_system_DexClassLoader; 43 jclass WellKnownClasses::dalvik_system_DexFile; 44 jclass WellKnownClasses::dalvik_system_DexPathList; 45 jclass WellKnownClasses::dalvik_system_DexPathList__Element; 46 jclass WellKnownClasses::dalvik_system_EmulatedStackFrame; 47 jclass WellKnownClasses::dalvik_system_PathClassLoader; 48 jclass WellKnownClasses::dalvik_system_VMRuntime; 49 jclass WellKnownClasses::java_lang_annotation_Annotation__array; 50 jclass WellKnownClasses::java_lang_BootClassLoader; 51 jclass WellKnownClasses::java_lang_ClassLoader; 52 jclass WellKnownClasses::java_lang_ClassNotFoundException; 53 jclass WellKnownClasses::java_lang_Daemons; 54 jclass WellKnownClasses::java_lang_Error; 55 jclass WellKnownClasses::java_lang_invoke_MethodHandle; 56 jclass WellKnownClasses::java_lang_invoke_VarHandle; 57 jclass WellKnownClasses::java_lang_IllegalAccessError; 58 jclass WellKnownClasses::java_lang_NoClassDefFoundError; 59 jclass WellKnownClasses::java_lang_Object; 60 jclass WellKnownClasses::java_lang_OutOfMemoryError; 61 jclass WellKnownClasses::java_lang_reflect_Constructor; 62 jclass WellKnownClasses::java_lang_reflect_Executable; 63 jclass WellKnownClasses::java_lang_reflect_Field; 64 jclass WellKnownClasses::java_lang_reflect_Method; 65 jclass WellKnownClasses::java_lang_reflect_Parameter; 66 jclass WellKnownClasses::java_lang_reflect_Parameter__array; 67 jclass WellKnownClasses::java_lang_reflect_Proxy; 68 jclass WellKnownClasses::java_lang_RuntimeException; 69 jclass WellKnownClasses::java_lang_StackOverflowError; 70 jclass WellKnownClasses::java_lang_String; 71 jclass WellKnownClasses::java_lang_StringFactory; 72 jclass WellKnownClasses::java_lang_System; 73 jclass WellKnownClasses::java_lang_Thread; 74 jclass WellKnownClasses::java_lang_ThreadGroup; 75 jclass WellKnownClasses::java_lang_Throwable; 76 jclass WellKnownClasses::java_nio_ByteBuffer; 77 jclass WellKnownClasses::java_nio_DirectByteBuffer; 78 jclass WellKnownClasses::java_util_ArrayList; 79 jclass WellKnownClasses::java_util_Collections; 80 jclass WellKnownClasses::java_util_function_Consumer; 81 jclass WellKnownClasses::libcore_reflect_AnnotationFactory; 82 jclass WellKnownClasses::libcore_reflect_AnnotationMember; 83 jclass WellKnownClasses::libcore_util_EmptyArray; 84 jclass WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk; 85 jclass WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer; 86 87 jmethodID WellKnownClasses::dalvik_system_BaseDexClassLoader_getLdLibraryPath; 88 jmethodID WellKnownClasses::dalvik_system_VMRuntime_runFinalization; 89 jmethodID WellKnownClasses::java_lang_Boolean_valueOf; 90 jmethodID WellKnownClasses::java_lang_Byte_valueOf; 91 jmethodID WellKnownClasses::java_lang_Character_valueOf; 92 jmethodID WellKnownClasses::java_lang_ClassLoader_loadClass; 93 jmethodID WellKnownClasses::java_lang_ClassNotFoundException_init; 94 jmethodID WellKnownClasses::java_lang_Daemons_requestHeapTrim; 95 jmethodID WellKnownClasses::java_lang_Daemons_start; 96 jmethodID WellKnownClasses::java_lang_Daemons_stop; 97 jmethodID WellKnownClasses::java_lang_Double_valueOf; 98 jmethodID WellKnownClasses::java_lang_Float_valueOf; 99 jmethodID WellKnownClasses::java_lang_Integer_valueOf; 100 jmethodID WellKnownClasses::java_lang_invoke_MethodHandle_invoke; 101 jmethodID WellKnownClasses::java_lang_invoke_MethodHandle_invokeExact; 102 jmethodID WellKnownClasses::java_lang_invoke_MethodHandles_lookup; 103 jmethodID WellKnownClasses::java_lang_invoke_MethodHandles_Lookup_findConstructor; 104 jmethodID WellKnownClasses::java_lang_Long_valueOf; 105 jmethodID WellKnownClasses::java_lang_ref_FinalizerReference_add; 106 jmethodID WellKnownClasses::java_lang_ref_ReferenceQueue_add; 107 jmethodID WellKnownClasses::java_lang_reflect_Parameter_init; 108 jmethodID WellKnownClasses::java_lang_reflect_Proxy_invoke; 109 jmethodID WellKnownClasses::java_lang_Runtime_nativeLoad; 110 jmethodID WellKnownClasses::java_lang_Short_valueOf; 111 jmethodID WellKnownClasses::java_lang_String_charAt; 112 jmethodID WellKnownClasses::java_lang_System_runFinalization = nullptr; 113 jmethodID WellKnownClasses::java_lang_Thread_dispatchUncaughtException; 114 jmethodID WellKnownClasses::java_lang_Thread_init; 115 jmethodID WellKnownClasses::java_lang_Thread_run; 116 jmethodID WellKnownClasses::java_lang_ThreadGroup_add; 117 jmethodID WellKnownClasses::java_lang_ThreadGroup_removeThread; 118 jmethodID WellKnownClasses::java_nio_DirectByteBuffer_init; 119 jmethodID WellKnownClasses::java_util_function_Consumer_accept; 120 jmethodID WellKnownClasses::libcore_reflect_AnnotationFactory_createAnnotation; 121 jmethodID WellKnownClasses::libcore_reflect_AnnotationMember_init; 122 jmethodID WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_broadcast; 123 jmethodID WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_dispatch; 124 125 jfieldID WellKnownClasses::dalvik_system_DexFile_cookie; 126 jfieldID WellKnownClasses::dalvik_system_DexFile_fileName; 127 jfieldID WellKnownClasses::dalvik_system_BaseDexClassLoader_pathList; 128 jfieldID WellKnownClasses::dalvik_system_DexPathList_dexElements; 129 jfieldID WellKnownClasses::dalvik_system_DexPathList__Element_dexFile; 130 jfieldID WellKnownClasses::dalvik_system_VMRuntime_nonSdkApiUsageConsumer; 131 jfieldID WellKnownClasses::java_lang_Thread_daemon; 132 jfieldID WellKnownClasses::java_lang_Thread_group; 133 jfieldID WellKnownClasses::java_lang_Thread_lock; 134 jfieldID WellKnownClasses::java_lang_Thread_name; 135 jfieldID WellKnownClasses::java_lang_Thread_priority; 136 jfieldID WellKnownClasses::java_lang_Thread_nativePeer; 137 jfieldID WellKnownClasses::java_lang_ThreadGroup_groups; 138 jfieldID WellKnownClasses::java_lang_ThreadGroup_ngroups; 139 jfieldID WellKnownClasses::java_lang_ThreadGroup_mainThreadGroup; 140 jfieldID WellKnownClasses::java_lang_ThreadGroup_name; 141 jfieldID WellKnownClasses::java_lang_ThreadGroup_parent; 142 jfieldID WellKnownClasses::java_lang_ThreadGroup_systemThreadGroup; 143 jfieldID WellKnownClasses::java_lang_Throwable_cause; 144 jfieldID WellKnownClasses::java_lang_Throwable_detailMessage; 145 jfieldID WellKnownClasses::java_lang_Throwable_stackTrace; 146 jfieldID WellKnownClasses::java_lang_Throwable_stackState; 147 jfieldID WellKnownClasses::java_lang_Throwable_suppressedExceptions; 148 jfieldID WellKnownClasses::java_lang_reflect_Executable_artMethod; 149 jfieldID WellKnownClasses::java_lang_reflect_Proxy_h; 150 jfieldID WellKnownClasses::java_nio_ByteBuffer_address; 151 jfieldID WellKnownClasses::java_nio_ByteBuffer_hb; 152 jfieldID WellKnownClasses::java_nio_ByteBuffer_isReadOnly; 153 jfieldID WellKnownClasses::java_nio_ByteBuffer_limit; 154 jfieldID WellKnownClasses::java_nio_ByteBuffer_offset; 155 jfieldID WellKnownClasses::java_nio_DirectByteBuffer_capacity; 156 jfieldID WellKnownClasses::java_nio_DirectByteBuffer_effectiveDirectAddress; 157 jfieldID WellKnownClasses::java_util_ArrayList_array; 158 jfieldID WellKnownClasses::java_util_ArrayList_size; 159 jfieldID WellKnownClasses::java_util_Collections_EMPTY_LIST; 160 jfieldID WellKnownClasses::libcore_util_EmptyArray_STACK_TRACE_ELEMENT; 161 jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_data; 162 jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_length; 163 jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_offset; 164 jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_type; 165 166 static jclass CacheClass(JNIEnv* env, const char* jni_class_name) { 167 ScopedLocalRef<jclass> c(env, env->FindClass(jni_class_name)); 168 if (c.get() == nullptr) { 169 LOG(FATAL) << "Couldn't find class: " << jni_class_name; 170 } 171 return reinterpret_cast<jclass>(env->NewGlobalRef(c.get())); 172 } 173 174 static jfieldID CacheField(JNIEnv* env, jclass c, bool is_static, 175 const char* name, const char* signature) { 176 jfieldID fid = is_static ? env->GetStaticFieldID(c, name, signature) : 177 env->GetFieldID(c, name, signature); 178 if (fid == nullptr) { 179 ScopedObjectAccess soa(env); 180 if (soa.Self()->IsExceptionPending()) { 181 LOG(FATAL_WITHOUT_ABORT) << soa.Self()->GetException()->Dump(); 182 } 183 std::ostringstream os; 184 WellKnownClasses::ToClass(c)->DumpClass(os, mirror::Class::kDumpClassFullDetail); 185 LOG(FATAL) << "Couldn't find field \"" << name << "\" with signature \"" << signature << "\": " 186 << os.str(); 187 } 188 return fid; 189 } 190 191 static jmethodID CacheMethod(JNIEnv* env, jclass c, bool is_static, 192 const char* name, const char* signature) { 193 jmethodID mid = is_static ? env->GetStaticMethodID(c, name, signature) : 194 env->GetMethodID(c, name, signature); 195 if (mid == nullptr) { 196 ScopedObjectAccess soa(env); 197 if (soa.Self()->IsExceptionPending()) { 198 LOG(FATAL_WITHOUT_ABORT) << soa.Self()->GetException()->Dump(); 199 } 200 std::ostringstream os; 201 WellKnownClasses::ToClass(c)->DumpClass(os, mirror::Class::kDumpClassFullDetail); 202 LOG(FATAL) << "Couldn't find method \"" << name << "\" with signature \"" << signature << "\": " 203 << os.str(); 204 } 205 return mid; 206 } 207 208 static jmethodID CacheMethod(JNIEnv* env, const char* klass, bool is_static, 209 const char* name, const char* signature) { 210 ScopedLocalRef<jclass> java_class(env, env->FindClass(klass)); 211 return CacheMethod(env, java_class.get(), is_static, name, signature); 212 } 213 214 static jmethodID CachePrimitiveBoxingMethod(JNIEnv* env, char prim_name, const char* boxed_name) { 215 ScopedLocalRef<jclass> boxed_class(env, env->FindClass(boxed_name)); 216 return CacheMethod(env, boxed_class.get(), true, "valueOf", 217 android::base::StringPrintf("(%c)L%s;", prim_name, boxed_name).c_str()); 218 } 219 220 #define STRING_INIT_LIST(V) \ 221 V(java_lang_String_init, "()V", newEmptyString, "newEmptyString", "()Ljava/lang/String;", NewEmptyString) \ 222 V(java_lang_String_init_B, "([B)V", newStringFromBytes_B, "newStringFromBytes", "([B)Ljava/lang/String;", NewStringFromBytes_B) \ 223 V(java_lang_String_init_BI, "([BI)V", newStringFromBytes_BI, "newStringFromBytes", "([BI)Ljava/lang/String;", NewStringFromBytes_BI) \ 224 V(java_lang_String_init_BII, "([BII)V", newStringFromBytes_BII, "newStringFromBytes", "([BII)Ljava/lang/String;", NewStringFromBytes_BII) \ 225 V(java_lang_String_init_BIII, "([BIII)V", newStringFromBytes_BIII, "newStringFromBytes", "([BIII)Ljava/lang/String;", NewStringFromBytes_BIII) \ 226 V(java_lang_String_init_BIIString, "([BIILjava/lang/String;)V", newStringFromBytes_BIIString, "newStringFromBytes", "([BIILjava/lang/String;)Ljava/lang/String;", NewStringFromBytes_BIIString) \ 227 V(java_lang_String_init_BString, "([BLjava/lang/String;)V", newStringFromBytes_BString, "newStringFromBytes", "([BLjava/lang/String;)Ljava/lang/String;", NewStringFromBytes_BString) \ 228 V(java_lang_String_init_BIICharset, "([BIILjava/nio/charset/Charset;)V", newStringFromBytes_BIICharset, "newStringFromBytes", "([BIILjava/nio/charset/Charset;)Ljava/lang/String;", NewStringFromBytes_BIICharset) \ 229 V(java_lang_String_init_BCharset, "([BLjava/nio/charset/Charset;)V", newStringFromBytes_BCharset, "newStringFromBytes", "([BLjava/nio/charset/Charset;)Ljava/lang/String;", NewStringFromBytes_BCharset) \ 230 V(java_lang_String_init_C, "([C)V", newStringFromChars_C, "newStringFromChars", "([C)Ljava/lang/String;", NewStringFromChars_C) \ 231 V(java_lang_String_init_CII, "([CII)V", newStringFromChars_CII, "newStringFromChars", "([CII)Ljava/lang/String;", NewStringFromChars_CII) \ 232 V(java_lang_String_init_IIC, "(II[C)V", newStringFromChars_IIC, "newStringFromChars", "(II[C)Ljava/lang/String;", NewStringFromChars_IIC) \ 233 V(java_lang_String_init_String, "(Ljava/lang/String;)V", newStringFromString, "newStringFromString", "(Ljava/lang/String;)Ljava/lang/String;", NewStringFromString) \ 234 V(java_lang_String_init_StringBuffer, "(Ljava/lang/StringBuffer;)V", newStringFromStringBuffer, "newStringFromStringBuffer", "(Ljava/lang/StringBuffer;)Ljava/lang/String;", NewStringFromStringBuffer) \ 235 V(java_lang_String_init_III, "([III)V", newStringFromCodePoints, "newStringFromCodePoints", "([III)Ljava/lang/String;", NewStringFromCodePoints) \ 236 V(java_lang_String_init_StringBuilder, "(Ljava/lang/StringBuilder;)V", newStringFromStringBuilder, "newStringFromStringBuilder", "(Ljava/lang/StringBuilder;)Ljava/lang/String;", NewStringFromStringBuilder) \ 237 238 #define STATIC_STRING_INIT(init_runtime_name, init_signature, new_runtime_name, ...) \ 239 static ArtMethod* init_runtime_name; \ 240 static ArtMethod* new_runtime_name; 241 STRING_INIT_LIST(STATIC_STRING_INIT) 242 #undef STATIC_STRING_INIT 243 244 void WellKnownClasses::InitStringInit(JNIEnv* env) { 245 ScopedObjectAccess soa(Thread::Current()); 246 #define LOAD_STRING_INIT(init_runtime_name, init_signature, new_runtime_name, \ 247 new_java_name, new_signature, ...) \ 248 init_runtime_name = jni::DecodeArtMethod( \ 249 CacheMethod(env, java_lang_String, false, "<init>", init_signature)); \ 250 new_runtime_name = jni::DecodeArtMethod( \ 251 CacheMethod(env, java_lang_StringFactory, true, new_java_name, new_signature)); 252 STRING_INIT_LIST(LOAD_STRING_INIT) 253 #undef LOAD_STRING_INIT 254 } 255 256 void Thread::InitStringEntryPoints() { 257 QuickEntryPoints* qpoints = &tlsPtr_.quick_entrypoints; 258 #define SET_ENTRY_POINT(init_runtime_name, init_signature, new_runtime_name, \ 259 new_java_name, new_signature, entry_point_name) \ 260 qpoints->p ## entry_point_name = reinterpret_cast<void(*)()>(new_runtime_name); 261 STRING_INIT_LIST(SET_ENTRY_POINT) 262 #undef SET_ENTRY_POINT 263 } 264 265 ArtMethod* WellKnownClasses::StringInitToStringFactory(ArtMethod* string_init) { 266 #define TO_STRING_FACTORY(init_runtime_name, init_signature, new_runtime_name, \ 267 new_java_name, new_signature, entry_point_name) \ 268 if (string_init == (init_runtime_name)) { \ 269 return (new_runtime_name); \ 270 } 271 STRING_INIT_LIST(TO_STRING_FACTORY) 272 #undef TO_STRING_FACTORY 273 LOG(FATAL) << "Could not find StringFactory method for String.<init>"; 274 return nullptr; 275 } 276 277 uint32_t WellKnownClasses::StringInitToEntryPoint(ArtMethod* string_init) { 278 #define TO_ENTRY_POINT(init_runtime_name, init_signature, new_runtime_name, \ 279 new_java_name, new_signature, entry_point_name) \ 280 if (string_init == (init_runtime_name)) { \ 281 return kQuick ## entry_point_name; \ 282 } 283 STRING_INIT_LIST(TO_ENTRY_POINT) 284 #undef TO_ENTRY_POINT 285 LOG(FATAL) << "Could not find StringFactory method for String.<init>"; 286 return 0; 287 } 288 #undef STRING_INIT_LIST 289 290 void WellKnownClasses::Init(JNIEnv* env) { 291 hiddenapi::ScopedHiddenApiEnforcementPolicySetting hiddenapi_exemption( 292 hiddenapi::EnforcementPolicy::kNoChecks); 293 294 dalvik_annotation_optimization_CriticalNative = 295 CacheClass(env, "dalvik/annotation/optimization/CriticalNative"); 296 dalvik_annotation_optimization_FastNative = CacheClass(env, "dalvik/annotation/optimization/FastNative"); 297 dalvik_system_BaseDexClassLoader = CacheClass(env, "dalvik/system/BaseDexClassLoader"); 298 dalvik_system_DelegateLastClassLoader = CacheClass(env, "dalvik/system/DelegateLastClassLoader"); 299 dalvik_system_DexClassLoader = CacheClass(env, "dalvik/system/DexClassLoader"); 300 dalvik_system_DexFile = CacheClass(env, "dalvik/system/DexFile"); 301 dalvik_system_DexPathList = CacheClass(env, "dalvik/system/DexPathList"); 302 dalvik_system_DexPathList__Element = CacheClass(env, "dalvik/system/DexPathList$Element"); 303 dalvik_system_EmulatedStackFrame = CacheClass(env, "dalvik/system/EmulatedStackFrame"); 304 dalvik_system_PathClassLoader = CacheClass(env, "dalvik/system/PathClassLoader"); 305 dalvik_system_VMRuntime = CacheClass(env, "dalvik/system/VMRuntime"); 306 307 java_lang_annotation_Annotation__array = CacheClass(env, "[Ljava/lang/annotation/Annotation;"); 308 java_lang_BootClassLoader = CacheClass(env, "java/lang/BootClassLoader"); 309 java_lang_ClassLoader = CacheClass(env, "java/lang/ClassLoader"); 310 java_lang_ClassNotFoundException = CacheClass(env, "java/lang/ClassNotFoundException"); 311 java_lang_Daemons = CacheClass(env, "java/lang/Daemons"); 312 java_lang_Object = CacheClass(env, "java/lang/Object"); 313 java_lang_OutOfMemoryError = CacheClass(env, "java/lang/OutOfMemoryError"); 314 java_lang_Error = CacheClass(env, "java/lang/Error"); 315 java_lang_IllegalAccessError = CacheClass(env, "java/lang/IllegalAccessError"); 316 java_lang_invoke_MethodHandle = CacheClass(env, "java/lang/invoke/MethodHandle"); 317 java_lang_invoke_VarHandle = CacheClass(env, "java/lang/invoke/VarHandle"); 318 java_lang_NoClassDefFoundError = CacheClass(env, "java/lang/NoClassDefFoundError"); 319 java_lang_reflect_Constructor = CacheClass(env, "java/lang/reflect/Constructor"); 320 java_lang_reflect_Executable = CacheClass(env, "java/lang/reflect/Executable"); 321 java_lang_reflect_Field = CacheClass(env, "java/lang/reflect/Field"); 322 java_lang_reflect_Method = CacheClass(env, "java/lang/reflect/Method"); 323 java_lang_reflect_Parameter = CacheClass(env, "java/lang/reflect/Parameter"); 324 java_lang_reflect_Parameter__array = CacheClass(env, "[Ljava/lang/reflect/Parameter;"); 325 java_lang_reflect_Proxy = CacheClass(env, "java/lang/reflect/Proxy"); 326 java_lang_RuntimeException = CacheClass(env, "java/lang/RuntimeException"); 327 java_lang_StackOverflowError = CacheClass(env, "java/lang/StackOverflowError"); 328 java_lang_String = CacheClass(env, "java/lang/String"); 329 java_lang_StringFactory = CacheClass(env, "java/lang/StringFactory"); 330 java_lang_System = CacheClass(env, "java/lang/System"); 331 java_lang_Thread = CacheClass(env, "java/lang/Thread"); 332 java_lang_ThreadGroup = CacheClass(env, "java/lang/ThreadGroup"); 333 java_lang_Throwable = CacheClass(env, "java/lang/Throwable"); 334 java_nio_ByteBuffer = CacheClass(env, "java/nio/ByteBuffer"); 335 java_nio_DirectByteBuffer = CacheClass(env, "java/nio/DirectByteBuffer"); 336 java_util_ArrayList = CacheClass(env, "java/util/ArrayList"); 337 java_util_Collections = CacheClass(env, "java/util/Collections"); 338 java_util_function_Consumer = CacheClass(env, "java/util/function/Consumer"); 339 libcore_reflect_AnnotationFactory = CacheClass(env, "libcore/reflect/AnnotationFactory"); 340 libcore_reflect_AnnotationMember = CacheClass(env, "libcore/reflect/AnnotationMember"); 341 libcore_util_EmptyArray = CacheClass(env, "libcore/util/EmptyArray"); 342 org_apache_harmony_dalvik_ddmc_Chunk = CacheClass(env, "org/apache/harmony/dalvik/ddmc/Chunk"); 343 org_apache_harmony_dalvik_ddmc_DdmServer = CacheClass(env, "org/apache/harmony/dalvik/ddmc/DdmServer"); 344 345 dalvik_system_BaseDexClassLoader_getLdLibraryPath = CacheMethod(env, dalvik_system_BaseDexClassLoader, false, "getLdLibraryPath", "()Ljava/lang/String;"); 346 dalvik_system_VMRuntime_runFinalization = CacheMethod(env, dalvik_system_VMRuntime, true, "runFinalization", "(J)V"); 347 java_lang_ClassNotFoundException_init = CacheMethod(env, java_lang_ClassNotFoundException, false, "<init>", "(Ljava/lang/String;Ljava/lang/Throwable;)V"); 348 java_lang_ClassLoader_loadClass = CacheMethod(env, java_lang_ClassLoader, false, "loadClass", "(Ljava/lang/String;)Ljava/lang/Class;"); 349 350 java_lang_Daemons_requestHeapTrim = CacheMethod(env, java_lang_Daemons, true, "requestHeapTrim", "()V"); 351 java_lang_Daemons_start = CacheMethod(env, java_lang_Daemons, true, "start", "()V"); 352 java_lang_Daemons_stop = CacheMethod(env, java_lang_Daemons, true, "stop", "()V"); 353 java_lang_invoke_MethodHandle_invoke = CacheMethod(env, java_lang_invoke_MethodHandle, false, "invoke", "([Ljava/lang/Object;)Ljava/lang/Object;"); 354 java_lang_invoke_MethodHandle_invokeExact = CacheMethod(env, java_lang_invoke_MethodHandle, false, "invokeExact", "([Ljava/lang/Object;)Ljava/lang/Object;"); 355 java_lang_invoke_MethodHandles_lookup = CacheMethod(env, "java/lang/invoke/MethodHandles", true, "lookup", "()Ljava/lang/invoke/MethodHandles$Lookup;"); 356 java_lang_invoke_MethodHandles_Lookup_findConstructor = CacheMethod(env, "java/lang/invoke/MethodHandles$Lookup", false, "findConstructor", "(Ljava/lang/Class;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/MethodHandle;"); 357 358 java_lang_ref_FinalizerReference_add = CacheMethod(env, "java/lang/ref/FinalizerReference", true, "add", "(Ljava/lang/Object;)V"); 359 java_lang_ref_ReferenceQueue_add = CacheMethod(env, "java/lang/ref/ReferenceQueue", true, "add", "(Ljava/lang/ref/Reference;)V"); 360 361 java_lang_reflect_Parameter_init = CacheMethod(env, java_lang_reflect_Parameter, false, "<init>", "(Ljava/lang/String;ILjava/lang/reflect/Executable;I)V"); 362 java_lang_String_charAt = CacheMethod(env, java_lang_String, false, "charAt", "(I)C"); 363 java_lang_Thread_dispatchUncaughtException = CacheMethod(env, java_lang_Thread, false, "dispatchUncaughtException", "(Ljava/lang/Throwable;)V"); 364 java_lang_Thread_init = CacheMethod(env, java_lang_Thread, false, "<init>", "(Ljava/lang/ThreadGroup;Ljava/lang/String;IZ)V"); 365 java_lang_Thread_run = CacheMethod(env, java_lang_Thread, false, "run", "()V"); 366 java_lang_ThreadGroup_add = CacheMethod(env, java_lang_ThreadGroup, false, "add", "(Ljava/lang/Thread;)V"); 367 java_lang_ThreadGroup_removeThread = CacheMethod(env, java_lang_ThreadGroup, false, "threadTerminated", "(Ljava/lang/Thread;)V"); 368 java_nio_DirectByteBuffer_init = CacheMethod(env, java_nio_DirectByteBuffer, false, "<init>", "(JI)V"); 369 java_util_function_Consumer_accept = CacheMethod(env, java_util_function_Consumer, false, "accept", "(Ljava/lang/Object;)V"); 370 libcore_reflect_AnnotationFactory_createAnnotation = CacheMethod(env, libcore_reflect_AnnotationFactory, true, "createAnnotation", "(Ljava/lang/Class;[Llibcore/reflect/AnnotationMember;)Ljava/lang/annotation/Annotation;"); 371 libcore_reflect_AnnotationMember_init = CacheMethod(env, libcore_reflect_AnnotationMember, false, "<init>", "(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Class;Ljava/lang/reflect/Method;)V"); 372 org_apache_harmony_dalvik_ddmc_DdmServer_broadcast = CacheMethod(env, org_apache_harmony_dalvik_ddmc_DdmServer, true, "broadcast", "(I)V"); 373 org_apache_harmony_dalvik_ddmc_DdmServer_dispatch = CacheMethod(env, org_apache_harmony_dalvik_ddmc_DdmServer, true, "dispatch", "(I[BII)Lorg/apache/harmony/dalvik/ddmc/Chunk;"); 374 375 dalvik_system_BaseDexClassLoader_pathList = CacheField(env, dalvik_system_BaseDexClassLoader, false, "pathList", "Ldalvik/system/DexPathList;"); 376 dalvik_system_DexFile_cookie = CacheField(env, dalvik_system_DexFile, false, "mCookie", "Ljava/lang/Object;"); 377 dalvik_system_DexFile_fileName = CacheField(env, dalvik_system_DexFile, false, "mFileName", "Ljava/lang/String;"); 378 dalvik_system_DexPathList_dexElements = CacheField(env, dalvik_system_DexPathList, false, "dexElements", "[Ldalvik/system/DexPathList$Element;"); 379 dalvik_system_DexPathList__Element_dexFile = CacheField(env, dalvik_system_DexPathList__Element, false, "dexFile", "Ldalvik/system/DexFile;"); 380 dalvik_system_VMRuntime_nonSdkApiUsageConsumer = CacheField(env, dalvik_system_VMRuntime, true, "nonSdkApiUsageConsumer", "Ljava/util/function/Consumer;"); 381 java_lang_Thread_daemon = CacheField(env, java_lang_Thread, false, "daemon", "Z"); 382 java_lang_Thread_group = CacheField(env, java_lang_Thread, false, "group", "Ljava/lang/ThreadGroup;"); 383 java_lang_Thread_lock = CacheField(env, java_lang_Thread, false, "lock", "Ljava/lang/Object;"); 384 java_lang_Thread_name = CacheField(env, java_lang_Thread, false, "name", "Ljava/lang/String;"); 385 java_lang_Thread_priority = CacheField(env, java_lang_Thread, false, "priority", "I"); 386 java_lang_Thread_nativePeer = CacheField(env, java_lang_Thread, false, "nativePeer", "J"); 387 java_lang_ThreadGroup_groups = CacheField(env, java_lang_ThreadGroup, false, "groups", "[Ljava/lang/ThreadGroup;"); 388 java_lang_ThreadGroup_ngroups = CacheField(env, java_lang_ThreadGroup, false, "ngroups", "I"); 389 java_lang_ThreadGroup_mainThreadGroup = CacheField(env, java_lang_ThreadGroup, true, "mainThreadGroup", "Ljava/lang/ThreadGroup;"); 390 java_lang_ThreadGroup_name = CacheField(env, java_lang_ThreadGroup, false, "name", "Ljava/lang/String;"); 391 java_lang_ThreadGroup_parent = CacheField(env, java_lang_ThreadGroup, false, "parent", "Ljava/lang/ThreadGroup;"); 392 java_lang_ThreadGroup_systemThreadGroup = CacheField(env, java_lang_ThreadGroup, true, "systemThreadGroup", "Ljava/lang/ThreadGroup;"); 393 java_lang_Throwable_cause = CacheField(env, java_lang_Throwable, false, "cause", "Ljava/lang/Throwable;"); 394 java_lang_Throwable_detailMessage = CacheField(env, java_lang_Throwable, false, "detailMessage", "Ljava/lang/String;"); 395 java_lang_Throwable_stackTrace = CacheField(env, java_lang_Throwable, false, "stackTrace", "[Ljava/lang/StackTraceElement;"); 396 java_lang_Throwable_stackState = CacheField(env, java_lang_Throwable, false, "backtrace", "Ljava/lang/Object;"); 397 java_lang_Throwable_suppressedExceptions = CacheField(env, java_lang_Throwable, false, "suppressedExceptions", "Ljava/util/List;"); 398 java_lang_reflect_Executable_artMethod = CacheField(env, java_lang_reflect_Executable, false, "artMethod", "J"); 399 java_nio_ByteBuffer_address = CacheField(env, java_nio_ByteBuffer, false, "address", "J"); 400 java_nio_ByteBuffer_hb = CacheField(env, java_nio_ByteBuffer, false, "hb", "[B"); 401 java_nio_ByteBuffer_isReadOnly = CacheField(env, java_nio_ByteBuffer, false, "isReadOnly", "Z"); 402 java_nio_ByteBuffer_limit = CacheField(env, java_nio_ByteBuffer, false, "limit", "I"); 403 java_nio_ByteBuffer_offset = CacheField(env, java_nio_ByteBuffer, false, "offset", "I"); 404 java_nio_DirectByteBuffer_capacity = CacheField(env, java_nio_DirectByteBuffer, false, "capacity", "I"); 405 java_nio_DirectByteBuffer_effectiveDirectAddress = CacheField(env, java_nio_DirectByteBuffer, false, "address", "J"); 406 java_util_ArrayList_array = CacheField(env, java_util_ArrayList, false, "elementData", "[Ljava/lang/Object;"); 407 java_util_ArrayList_size = CacheField(env, java_util_ArrayList, false, "size", "I"); 408 java_util_Collections_EMPTY_LIST = CacheField(env, java_util_Collections, true, "EMPTY_LIST", "Ljava/util/List;"); 409 libcore_util_EmptyArray_STACK_TRACE_ELEMENT = CacheField(env, libcore_util_EmptyArray, true, "STACK_TRACE_ELEMENT", "[Ljava/lang/StackTraceElement;"); 410 org_apache_harmony_dalvik_ddmc_Chunk_data = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "data", "[B"); 411 org_apache_harmony_dalvik_ddmc_Chunk_length = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "length", "I"); 412 org_apache_harmony_dalvik_ddmc_Chunk_offset = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "offset", "I"); 413 org_apache_harmony_dalvik_ddmc_Chunk_type = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "type", "I"); 414 415 java_lang_Boolean_valueOf = CachePrimitiveBoxingMethod(env, 'Z', "java/lang/Boolean"); 416 java_lang_Byte_valueOf = CachePrimitiveBoxingMethod(env, 'B', "java/lang/Byte"); 417 java_lang_Character_valueOf = CachePrimitiveBoxingMethod(env, 'C', "java/lang/Character"); 418 java_lang_Double_valueOf = CachePrimitiveBoxingMethod(env, 'D', "java/lang/Double"); 419 java_lang_Float_valueOf = CachePrimitiveBoxingMethod(env, 'F', "java/lang/Float"); 420 java_lang_Integer_valueOf = CachePrimitiveBoxingMethod(env, 'I', "java/lang/Integer"); 421 java_lang_Long_valueOf = CachePrimitiveBoxingMethod(env, 'J', "java/lang/Long"); 422 java_lang_Short_valueOf = CachePrimitiveBoxingMethod(env, 'S', "java/lang/Short"); 423 424 InitStringInit(env); 425 Thread::Current()->InitStringEntryPoints(); 426 } 427 428 void WellKnownClasses::LateInit(JNIEnv* env) { 429 ScopedLocalRef<jclass> java_lang_Runtime(env, env->FindClass("java/lang/Runtime")); 430 // CacheField and CacheMethod will initialize their classes. Classes below 431 // have clinit sections that call JNI methods. Late init is required 432 // to make sure these JNI methods are available. 433 java_lang_Runtime_nativeLoad = 434 CacheMethod(env, java_lang_Runtime.get(), true, "nativeLoad", 435 "(Ljava/lang/String;Ljava/lang/ClassLoader;)" 436 "Ljava/lang/String;"); 437 java_lang_reflect_Proxy_invoke = 438 CacheMethod(env, java_lang_reflect_Proxy, true, "invoke", 439 "(Ljava/lang/reflect/Proxy;Ljava/lang/reflect/Method;" 440 "[Ljava/lang/Object;)Ljava/lang/Object;"); 441 java_lang_reflect_Proxy_h = 442 CacheField(env, java_lang_reflect_Proxy, false, "h", 443 "Ljava/lang/reflect/InvocationHandler;"); 444 } 445 446 void WellKnownClasses::Clear() { 447 dalvik_annotation_optimization_CriticalNative = nullptr; 448 dalvik_annotation_optimization_FastNative = nullptr; 449 dalvik_system_BaseDexClassLoader = nullptr; 450 dalvik_system_DelegateLastClassLoader = nullptr; 451 dalvik_system_DexClassLoader = nullptr; 452 dalvik_system_DexFile = nullptr; 453 dalvik_system_DexPathList = nullptr; 454 dalvik_system_DexPathList__Element = nullptr; 455 dalvik_system_EmulatedStackFrame = nullptr; 456 dalvik_system_PathClassLoader = nullptr; 457 dalvik_system_VMRuntime = nullptr; 458 java_lang_annotation_Annotation__array = nullptr; 459 java_lang_BootClassLoader = nullptr; 460 java_lang_ClassLoader = nullptr; 461 java_lang_ClassNotFoundException = nullptr; 462 java_lang_Daemons = nullptr; 463 java_lang_Error = nullptr; 464 java_lang_IllegalAccessError = nullptr; 465 java_lang_invoke_MethodHandle = nullptr; 466 java_lang_invoke_VarHandle = nullptr; 467 java_lang_NoClassDefFoundError = nullptr; 468 java_lang_Object = nullptr; 469 java_lang_OutOfMemoryError = nullptr; 470 java_lang_reflect_Constructor = nullptr; 471 java_lang_reflect_Executable = nullptr; 472 java_lang_reflect_Field = nullptr; 473 java_lang_reflect_Method = nullptr; 474 java_lang_reflect_Parameter = nullptr; 475 java_lang_reflect_Parameter__array = nullptr; 476 java_lang_reflect_Proxy = nullptr; 477 java_lang_RuntimeException = nullptr; 478 java_lang_StackOverflowError = nullptr; 479 java_lang_String = nullptr; 480 java_lang_StringFactory = nullptr; 481 java_lang_System = nullptr; 482 java_lang_Thread = nullptr; 483 java_lang_ThreadGroup = nullptr; 484 java_lang_Throwable = nullptr; 485 java_util_ArrayList = nullptr; 486 java_util_Collections = nullptr; 487 java_nio_ByteBuffer = nullptr; 488 java_nio_DirectByteBuffer = nullptr; 489 libcore_reflect_AnnotationFactory = nullptr; 490 libcore_reflect_AnnotationMember = nullptr; 491 libcore_util_EmptyArray = nullptr; 492 org_apache_harmony_dalvik_ddmc_Chunk = nullptr; 493 org_apache_harmony_dalvik_ddmc_DdmServer = nullptr; 494 495 dalvik_system_BaseDexClassLoader_getLdLibraryPath = nullptr; 496 dalvik_system_VMRuntime_runFinalization = nullptr; 497 java_lang_Boolean_valueOf = nullptr; 498 java_lang_Byte_valueOf = nullptr; 499 java_lang_Character_valueOf = nullptr; 500 java_lang_ClassLoader_loadClass = nullptr; 501 java_lang_ClassNotFoundException_init = nullptr; 502 java_lang_Daemons_requestHeapTrim = nullptr; 503 java_lang_Daemons_start = nullptr; 504 java_lang_Daemons_stop = nullptr; 505 java_lang_Double_valueOf = nullptr; 506 java_lang_Float_valueOf = nullptr; 507 java_lang_Integer_valueOf = nullptr; 508 java_lang_invoke_MethodHandle_invoke = nullptr; 509 java_lang_invoke_MethodHandle_invokeExact = nullptr; 510 java_lang_invoke_MethodHandles_lookup = nullptr; 511 java_lang_invoke_MethodHandles_Lookup_findConstructor = nullptr; 512 java_lang_Long_valueOf = nullptr; 513 java_lang_ref_FinalizerReference_add = nullptr; 514 java_lang_ref_ReferenceQueue_add = nullptr; 515 java_lang_reflect_Parameter_init = nullptr; 516 java_lang_reflect_Proxy_invoke = nullptr; 517 java_lang_Runtime_nativeLoad = nullptr; 518 java_lang_Short_valueOf = nullptr; 519 java_lang_String_charAt = nullptr; 520 java_lang_System_runFinalization = nullptr; 521 java_lang_Thread_dispatchUncaughtException = nullptr; 522 java_lang_Thread_init = nullptr; 523 java_lang_Thread_run = nullptr; 524 java_lang_ThreadGroup_add = nullptr; 525 java_lang_ThreadGroup_removeThread = nullptr; 526 java_nio_DirectByteBuffer_init = nullptr; 527 libcore_reflect_AnnotationFactory_createAnnotation = nullptr; 528 libcore_reflect_AnnotationMember_init = nullptr; 529 org_apache_harmony_dalvik_ddmc_DdmServer_broadcast = nullptr; 530 org_apache_harmony_dalvik_ddmc_DdmServer_dispatch = nullptr; 531 532 dalvik_system_BaseDexClassLoader_pathList = nullptr; 533 dalvik_system_DexFile_cookie = nullptr; 534 dalvik_system_DexFile_fileName = nullptr; 535 dalvik_system_DexPathList_dexElements = nullptr; 536 dalvik_system_DexPathList__Element_dexFile = nullptr; 537 java_lang_reflect_Executable_artMethod = nullptr; 538 java_lang_reflect_Proxy_h = nullptr; 539 java_lang_Thread_daemon = nullptr; 540 java_lang_Thread_group = nullptr; 541 java_lang_Thread_lock = nullptr; 542 java_lang_Thread_name = nullptr; 543 java_lang_Thread_priority = nullptr; 544 java_lang_Thread_nativePeer = nullptr; 545 java_lang_ThreadGroup_groups = nullptr; 546 java_lang_ThreadGroup_ngroups = nullptr; 547 java_lang_ThreadGroup_mainThreadGroup = nullptr; 548 java_lang_ThreadGroup_name = nullptr; 549 java_lang_ThreadGroup_parent = nullptr; 550 java_lang_ThreadGroup_systemThreadGroup = nullptr; 551 java_lang_Throwable_cause = nullptr; 552 java_lang_Throwable_detailMessage = nullptr; 553 java_lang_Throwable_stackTrace = nullptr; 554 java_lang_Throwable_stackState = nullptr; 555 java_lang_Throwable_suppressedExceptions = nullptr; 556 java_nio_ByteBuffer_address = nullptr; 557 java_nio_ByteBuffer_hb = nullptr; 558 java_nio_ByteBuffer_isReadOnly = nullptr; 559 java_nio_ByteBuffer_limit = nullptr; 560 java_nio_ByteBuffer_offset = nullptr; 561 java_nio_DirectByteBuffer_capacity = nullptr; 562 java_nio_DirectByteBuffer_effectiveDirectAddress = nullptr; 563 java_util_ArrayList_array = nullptr; 564 java_util_ArrayList_size = nullptr; 565 java_util_Collections_EMPTY_LIST = nullptr; 566 libcore_util_EmptyArray_STACK_TRACE_ELEMENT = nullptr; 567 org_apache_harmony_dalvik_ddmc_Chunk_data = nullptr; 568 org_apache_harmony_dalvik_ddmc_Chunk_length = nullptr; 569 org_apache_harmony_dalvik_ddmc_Chunk_offset = nullptr; 570 org_apache_harmony_dalvik_ddmc_Chunk_type = nullptr; 571 } 572 573 ObjPtr<mirror::Class> WellKnownClasses::ToClass(jclass global_jclass) { 574 auto ret = ObjPtr<mirror::Class>::DownCast(Thread::Current()->DecodeJObject(global_jclass)); 575 DCHECK(!ret.IsNull()); 576 return ret; 577 } 578 579 } // namespace art 580
