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 "base/logging.h" 24 #include "mirror/class.h" 25 #include "mirror/throwable.h" 26 #include "ScopedLocalRef.h" 27 #include "scoped_thread_state_change.h" 28 #include "thread-inl.h" 29 30 namespace art { 31 32 jclass WellKnownClasses::com_android_dex_Dex; 33 jclass WellKnownClasses::dalvik_system_DexFile; 34 jclass WellKnownClasses::dalvik_system_DexPathList; 35 jclass WellKnownClasses::dalvik_system_DexPathList__Element; 36 jclass WellKnownClasses::dalvik_system_PathClassLoader; 37 jclass WellKnownClasses::dalvik_system_VMRuntime; 38 jclass WellKnownClasses::java_lang_annotation_Annotation__array; 39 jclass WellKnownClasses::java_lang_BootClassLoader; 40 jclass WellKnownClasses::java_lang_ClassLoader; 41 jclass WellKnownClasses::java_lang_ClassNotFoundException; 42 jclass WellKnownClasses::java_lang_Daemons; 43 jclass WellKnownClasses::java_lang_Error; 44 jclass WellKnownClasses::java_lang_ExceptionInInitializerError; 45 jclass WellKnownClasses::java_lang_IllegalAccessError; 46 jclass WellKnownClasses::java_lang_NoClassDefFoundError; 47 jclass WellKnownClasses::java_lang_Object; 48 jclass WellKnownClasses::java_lang_OutOfMemoryError; 49 jclass WellKnownClasses::java_lang_reflect_AbstractMethod; 50 jclass WellKnownClasses::java_lang_reflect_Constructor; 51 jclass WellKnownClasses::java_lang_reflect_Field; 52 jclass WellKnownClasses::java_lang_reflect_Method; 53 jclass WellKnownClasses::java_lang_reflect_Proxy; 54 jclass WellKnownClasses::java_lang_RuntimeException; 55 jclass WellKnownClasses::java_lang_StackOverflowError; 56 jclass WellKnownClasses::java_lang_String; 57 jclass WellKnownClasses::java_lang_StringFactory; 58 jclass WellKnownClasses::java_lang_System; 59 jclass WellKnownClasses::java_lang_Thread; 60 jclass WellKnownClasses::java_lang_Thread__UncaughtExceptionHandler; 61 jclass WellKnownClasses::java_lang_ThreadGroup; 62 jclass WellKnownClasses::java_lang_Throwable; 63 jclass WellKnownClasses::java_nio_DirectByteBuffer; 64 jclass WellKnownClasses::java_util_ArrayList; 65 jclass WellKnownClasses::java_util_Collections; 66 jclass WellKnownClasses::libcore_reflect_AnnotationFactory; 67 jclass WellKnownClasses::libcore_reflect_AnnotationMember; 68 jclass WellKnownClasses::libcore_util_EmptyArray; 69 jclass WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk; 70 jclass WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer; 71 72 jmethodID WellKnownClasses::com_android_dex_Dex_create; 73 jmethodID WellKnownClasses::dalvik_system_VMRuntime_runFinalization; 74 jmethodID WellKnownClasses::java_lang_Boolean_valueOf; 75 jmethodID WellKnownClasses::java_lang_Byte_valueOf; 76 jmethodID WellKnownClasses::java_lang_Character_valueOf; 77 jmethodID WellKnownClasses::java_lang_ClassLoader_loadClass; 78 jmethodID WellKnownClasses::java_lang_ClassNotFoundException_init; 79 jmethodID WellKnownClasses::java_lang_Daemons_requestHeapTrim; 80 jmethodID WellKnownClasses::java_lang_Daemons_start; 81 jmethodID WellKnownClasses::java_lang_Daemons_stop; 82 jmethodID WellKnownClasses::java_lang_Double_valueOf; 83 jmethodID WellKnownClasses::java_lang_Float_valueOf; 84 jmethodID WellKnownClasses::java_lang_Integer_valueOf; 85 jmethodID WellKnownClasses::java_lang_Long_valueOf; 86 jmethodID WellKnownClasses::java_lang_ref_FinalizerReference_add; 87 jmethodID WellKnownClasses::java_lang_ref_ReferenceQueue_add; 88 jmethodID WellKnownClasses::java_lang_reflect_Proxy_invoke; 89 jmethodID WellKnownClasses::java_lang_Runtime_nativeLoad; 90 jmethodID WellKnownClasses::java_lang_Short_valueOf; 91 jmethodID WellKnownClasses::java_lang_String_init; 92 jmethodID WellKnownClasses::java_lang_String_init_B; 93 jmethodID WellKnownClasses::java_lang_String_init_BI; 94 jmethodID WellKnownClasses::java_lang_String_init_BII; 95 jmethodID WellKnownClasses::java_lang_String_init_BIII; 96 jmethodID WellKnownClasses::java_lang_String_init_BIIString; 97 jmethodID WellKnownClasses::java_lang_String_init_BString; 98 jmethodID WellKnownClasses::java_lang_String_init_BIICharset; 99 jmethodID WellKnownClasses::java_lang_String_init_BCharset; 100 jmethodID WellKnownClasses::java_lang_String_init_C; 101 jmethodID WellKnownClasses::java_lang_String_init_CII; 102 jmethodID WellKnownClasses::java_lang_String_init_IIC; 103 jmethodID WellKnownClasses::java_lang_String_init_String; 104 jmethodID WellKnownClasses::java_lang_String_init_StringBuffer; 105 jmethodID WellKnownClasses::java_lang_String_init_III; 106 jmethodID WellKnownClasses::java_lang_String_init_StringBuilder; 107 jmethodID WellKnownClasses::java_lang_StringFactory_newEmptyString; 108 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromBytes_B; 109 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromBytes_BI; 110 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromBytes_BII; 111 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromBytes_BIII; 112 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromBytes_BIIString; 113 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromBytes_BString; 114 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromBytes_BIICharset; 115 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromBytes_BCharset; 116 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromChars_C; 117 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromChars_CII; 118 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromChars_IIC; 119 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromString; 120 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromStringBuffer; 121 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromCodePoints; 122 jmethodID WellKnownClasses::java_lang_StringFactory_newStringFromStringBuilder; 123 jmethodID WellKnownClasses::java_lang_System_runFinalization = nullptr; 124 jmethodID WellKnownClasses::java_lang_Thread_init; 125 jmethodID WellKnownClasses::java_lang_Thread_run; 126 jmethodID WellKnownClasses::java_lang_Thread__UncaughtExceptionHandler_uncaughtException; 127 jmethodID WellKnownClasses::java_lang_ThreadGroup_removeThread; 128 jmethodID WellKnownClasses::java_nio_DirectByteBuffer_init; 129 jmethodID WellKnownClasses::libcore_reflect_AnnotationFactory_createAnnotation; 130 jmethodID WellKnownClasses::libcore_reflect_AnnotationMember_init; 131 jmethodID WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_broadcast; 132 jmethodID WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_dispatch; 133 134 jfieldID WellKnownClasses::dalvik_system_DexFile_cookie; 135 jfieldID WellKnownClasses::dalvik_system_DexFile_fileName; 136 jfieldID WellKnownClasses::dalvik_system_PathClassLoader_pathList; 137 jfieldID WellKnownClasses::dalvik_system_DexPathList_dexElements; 138 jfieldID WellKnownClasses::dalvik_system_DexPathList__Element_dexFile; 139 jfieldID WellKnownClasses::java_lang_Thread_daemon; 140 jfieldID WellKnownClasses::java_lang_Thread_group; 141 jfieldID WellKnownClasses::java_lang_Thread_lock; 142 jfieldID WellKnownClasses::java_lang_Thread_name; 143 jfieldID WellKnownClasses::java_lang_Thread_priority; 144 jfieldID WellKnownClasses::java_lang_Thread_uncaughtHandler; 145 jfieldID WellKnownClasses::java_lang_Thread_nativePeer; 146 jfieldID WellKnownClasses::java_lang_ThreadGroup_groups; 147 jfieldID WellKnownClasses::java_lang_ThreadGroup_ngroups; 148 jfieldID WellKnownClasses::java_lang_ThreadGroup_mainThreadGroup; 149 jfieldID WellKnownClasses::java_lang_ThreadGroup_name; 150 jfieldID WellKnownClasses::java_lang_ThreadGroup_parent; 151 jfieldID WellKnownClasses::java_lang_ThreadGroup_systemThreadGroup; 152 jfieldID WellKnownClasses::java_lang_Throwable_cause; 153 jfieldID WellKnownClasses::java_lang_Throwable_detailMessage; 154 jfieldID WellKnownClasses::java_lang_Throwable_stackTrace; 155 jfieldID WellKnownClasses::java_lang_Throwable_stackState; 156 jfieldID WellKnownClasses::java_lang_Throwable_suppressedExceptions; 157 jfieldID WellKnownClasses::java_lang_reflect_AbstractMethod_artMethod; 158 jfieldID WellKnownClasses::java_lang_reflect_Proxy_h; 159 jfieldID WellKnownClasses::java_nio_DirectByteBuffer_capacity; 160 jfieldID WellKnownClasses::java_nio_DirectByteBuffer_effectiveDirectAddress; 161 jfieldID WellKnownClasses::java_util_ArrayList_array; 162 jfieldID WellKnownClasses::java_util_ArrayList_size; 163 jfieldID WellKnownClasses::java_util_Collections_EMPTY_LIST; 164 jfieldID WellKnownClasses::libcore_util_EmptyArray_STACK_TRACE_ELEMENT; 165 jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_data; 166 jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_length; 167 jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_offset; 168 jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_type; 169 170 static jclass CacheClass(JNIEnv* env, const char* jni_class_name) { 171 ScopedLocalRef<jclass> c(env, env->FindClass(jni_class_name)); 172 if (c.get() == nullptr) { 173 LOG(FATAL) << "Couldn't find class: " << jni_class_name; 174 } 175 return reinterpret_cast<jclass>(env->NewGlobalRef(c.get())); 176 } 177 178 static jfieldID CacheField(JNIEnv* env, jclass c, bool is_static, 179 const char* name, const char* signature) { 180 jfieldID fid = is_static ? env->GetStaticFieldID(c, name, signature) : 181 env->GetFieldID(c, name, signature); 182 if (fid == nullptr) { 183 ScopedObjectAccess soa(env); 184 if (soa.Self()->IsExceptionPending()) { 185 LOG(INTERNAL_FATAL) << soa.Self()->GetException()->Dump() << '\n'; 186 } 187 std::ostringstream os; 188 WellKnownClasses::ToClass(c)->DumpClass(os, mirror::Class::kDumpClassFullDetail); 189 LOG(FATAL) << "Couldn't find field \"" << name << "\" with signature \"" << signature << "\": " 190 << os.str(); 191 } 192 return fid; 193 } 194 195 jmethodID CacheMethod(JNIEnv* env, jclass c, bool is_static, 196 const char* name, const char* signature) { 197 jmethodID mid = is_static ? env->GetStaticMethodID(c, name, signature) : 198 env->GetMethodID(c, name, signature); 199 if (mid == nullptr) { 200 ScopedObjectAccess soa(env); 201 if (soa.Self()->IsExceptionPending()) { 202 LOG(INTERNAL_FATAL) << soa.Self()->GetException()->Dump() << '\n'; 203 } 204 std::ostringstream os; 205 WellKnownClasses::ToClass(c)->DumpClass(os, mirror::Class::kDumpClassFullDetail); 206 LOG(FATAL) << "Couldn't find method \"" << name << "\" with signature \"" << signature << "\": " 207 << os.str(); 208 } 209 return mid; 210 } 211 212 static jmethodID CachePrimitiveBoxingMethod(JNIEnv* env, char prim_name, const char* boxed_name) { 213 ScopedLocalRef<jclass> boxed_class(env, env->FindClass(boxed_name)); 214 return CacheMethod(env, boxed_class.get(), true, "valueOf", 215 StringPrintf("(%c)L%s;", prim_name, boxed_name).c_str()); 216 } 217 218 void WellKnownClasses::Init(JNIEnv* env) { 219 com_android_dex_Dex = CacheClass(env, "com/android/dex/Dex"); 220 dalvik_system_DexFile = CacheClass(env, "dalvik/system/DexFile"); 221 dalvik_system_DexPathList = CacheClass(env, "dalvik/system/DexPathList"); 222 dalvik_system_DexPathList__Element = CacheClass(env, "dalvik/system/DexPathList$Element"); 223 dalvik_system_PathClassLoader = CacheClass(env, "dalvik/system/PathClassLoader"); 224 dalvik_system_VMRuntime = CacheClass(env, "dalvik/system/VMRuntime"); 225 226 java_lang_annotation_Annotation__array = CacheClass(env, "[Ljava/lang/annotation/Annotation;"); 227 java_lang_BootClassLoader = CacheClass(env, "java/lang/BootClassLoader"); 228 java_lang_ClassLoader = CacheClass(env, "java/lang/ClassLoader"); 229 java_lang_ClassNotFoundException = CacheClass(env, "java/lang/ClassNotFoundException"); 230 java_lang_Daemons = CacheClass(env, "java/lang/Daemons"); 231 java_lang_Object = CacheClass(env, "java/lang/Object"); 232 java_lang_OutOfMemoryError = CacheClass(env, "java/lang/OutOfMemoryError"); 233 java_lang_Error = CacheClass(env, "java/lang/Error"); 234 java_lang_ExceptionInInitializerError = CacheClass(env, "java/lang/ExceptionInInitializerError"); 235 java_lang_IllegalAccessError = CacheClass(env, "java/lang/IllegalAccessError"); 236 java_lang_NoClassDefFoundError = CacheClass(env, "java/lang/NoClassDefFoundError"); 237 java_lang_reflect_AbstractMethod = CacheClass(env, "java/lang/reflect/AbstractMethod"); 238 java_lang_reflect_Constructor = CacheClass(env, "java/lang/reflect/Constructor"); 239 java_lang_reflect_Field = CacheClass(env, "java/lang/reflect/Field"); 240 java_lang_reflect_Method = CacheClass(env, "java/lang/reflect/Method"); 241 java_lang_reflect_Proxy = CacheClass(env, "java/lang/reflect/Proxy"); 242 java_lang_RuntimeException = CacheClass(env, "java/lang/RuntimeException"); 243 java_lang_StackOverflowError = CacheClass(env, "java/lang/StackOverflowError"); 244 java_lang_String = CacheClass(env, "java/lang/String"); 245 java_lang_StringFactory = CacheClass(env, "java/lang/StringFactory"); 246 java_lang_System = CacheClass(env, "java/lang/System"); 247 java_lang_Thread = CacheClass(env, "java/lang/Thread"); 248 java_lang_Thread__UncaughtExceptionHandler = CacheClass(env, 249 "java/lang/Thread$UncaughtExceptionHandler"); 250 java_lang_ThreadGroup = CacheClass(env, "java/lang/ThreadGroup"); 251 java_lang_Throwable = CacheClass(env, "java/lang/Throwable"); 252 java_nio_DirectByteBuffer = CacheClass(env, "java/nio/DirectByteBuffer"); 253 java_util_ArrayList = CacheClass(env, "java/util/ArrayList"); 254 java_util_Collections = CacheClass(env, "java/util/Collections"); 255 libcore_reflect_AnnotationFactory = CacheClass(env, "libcore/reflect/AnnotationFactory"); 256 libcore_reflect_AnnotationMember = CacheClass(env, "libcore/reflect/AnnotationMember"); 257 libcore_util_EmptyArray = CacheClass(env, "libcore/util/EmptyArray"); 258 org_apache_harmony_dalvik_ddmc_Chunk = CacheClass(env, "org/apache/harmony/dalvik/ddmc/Chunk"); 259 org_apache_harmony_dalvik_ddmc_DdmServer = CacheClass(env, "org/apache/harmony/dalvik/ddmc/DdmServer"); 260 261 dalvik_system_VMRuntime_runFinalization = CacheMethod(env, dalvik_system_VMRuntime, true, "runFinalization", "(J)V"); 262 com_android_dex_Dex_create = CacheMethod(env, com_android_dex_Dex, true, "create", "(Ljava/nio/ByteBuffer;)Lcom/android/dex/Dex;"); 263 java_lang_ClassNotFoundException_init = CacheMethod(env, java_lang_ClassNotFoundException, false, "<init>", "(Ljava/lang/String;Ljava/lang/Throwable;)V"); 264 java_lang_ClassLoader_loadClass = CacheMethod(env, java_lang_ClassLoader, false, "loadClass", "(Ljava/lang/String;)Ljava/lang/Class;"); 265 266 java_lang_Daemons_requestHeapTrim = CacheMethod(env, java_lang_Daemons, true, "requestHeapTrim", "()V"); 267 java_lang_Daemons_start = CacheMethod(env, java_lang_Daemons, true, "start", "()V"); 268 java_lang_Daemons_stop = CacheMethod(env, java_lang_Daemons, true, "stop", "()V"); 269 270 ScopedLocalRef<jclass> java_lang_ref_FinalizerReference(env, env->FindClass("java/lang/ref/FinalizerReference")); 271 java_lang_ref_FinalizerReference_add = CacheMethod(env, java_lang_ref_FinalizerReference.get(), true, "add", "(Ljava/lang/Object;)V"); 272 ScopedLocalRef<jclass> java_lang_ref_ReferenceQueue(env, env->FindClass("java/lang/ref/ReferenceQueue")); 273 java_lang_ref_ReferenceQueue_add = CacheMethod(env, java_lang_ref_ReferenceQueue.get(), true, "add", "(Ljava/lang/ref/Reference;)V"); 274 275 java_lang_reflect_Proxy_invoke = CacheMethod(env, java_lang_reflect_Proxy, true, "invoke", "(Ljava/lang/reflect/Proxy;Ljava/lang/reflect/Method;[Ljava/lang/Object;)Ljava/lang/Object;"); 276 java_lang_Thread_init = CacheMethod(env, java_lang_Thread, false, "<init>", "(Ljava/lang/ThreadGroup;Ljava/lang/String;IZ)V"); 277 java_lang_Thread_run = CacheMethod(env, java_lang_Thread, false, "run", "()V"); 278 java_lang_Thread__UncaughtExceptionHandler_uncaughtException = CacheMethod(env, java_lang_Thread__UncaughtExceptionHandler, false, "uncaughtException", "(Ljava/lang/Thread;Ljava/lang/Throwable;)V"); 279 java_lang_ThreadGroup_removeThread = CacheMethod(env, java_lang_ThreadGroup, false, "threadTerminated", "(Ljava/lang/Thread;)V"); 280 java_nio_DirectByteBuffer_init = CacheMethod(env, java_nio_DirectByteBuffer, false, "<init>", "(JI)V"); 281 libcore_reflect_AnnotationFactory_createAnnotation = CacheMethod(env, libcore_reflect_AnnotationFactory, true, "createAnnotation", "(Ljava/lang/Class;[Llibcore/reflect/AnnotationMember;)Ljava/lang/annotation/Annotation;"); 282 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"); 283 org_apache_harmony_dalvik_ddmc_DdmServer_broadcast = CacheMethod(env, org_apache_harmony_dalvik_ddmc_DdmServer, true, "broadcast", "(I)V"); 284 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;"); 285 286 java_lang_String_init = CacheMethod(env, java_lang_String, false, "<init>", "()V"); 287 java_lang_String_init_B = CacheMethod(env, java_lang_String, false, "<init>", "([B)V"); 288 java_lang_String_init_BI = CacheMethod(env, java_lang_String, false, "<init>", "([BI)V"); 289 java_lang_String_init_BII = CacheMethod(env, java_lang_String, false, "<init>", "([BII)V"); 290 java_lang_String_init_BIII = CacheMethod(env, java_lang_String, false, "<init>", "([BIII)V"); 291 java_lang_String_init_BIIString = CacheMethod(env, java_lang_String, false, "<init>", 292 "([BIILjava/lang/String;)V"); 293 java_lang_String_init_BString = CacheMethod(env, java_lang_String, false, "<init>", 294 "([BLjava/lang/String;)V"); 295 java_lang_String_init_BIICharset = CacheMethod(env, java_lang_String, false, "<init>", 296 "([BIILjava/nio/charset/Charset;)V"); 297 java_lang_String_init_BCharset = CacheMethod(env, java_lang_String, false, "<init>", 298 "([BLjava/nio/charset/Charset;)V"); 299 java_lang_String_init_C = CacheMethod(env, java_lang_String, false, "<init>", "([C)V"); 300 java_lang_String_init_CII = CacheMethod(env, java_lang_String, false, "<init>", "([CII)V"); 301 java_lang_String_init_IIC = CacheMethod(env, java_lang_String, false, "<init>", "(II[C)V"); 302 java_lang_String_init_String = CacheMethod(env, java_lang_String, false, "<init>", 303 "(Ljava/lang/String;)V"); 304 java_lang_String_init_StringBuffer = CacheMethod(env, java_lang_String, false, "<init>", 305 "(Ljava/lang/StringBuffer;)V"); 306 java_lang_String_init_III = CacheMethod(env, java_lang_String, false, "<init>", "([III)V"); 307 java_lang_String_init_StringBuilder = CacheMethod(env, java_lang_String, false, "<init>", 308 "(Ljava/lang/StringBuilder;)V"); 309 java_lang_StringFactory_newEmptyString = CacheMethod(env, java_lang_StringFactory, true, 310 "newEmptyString", "()Ljava/lang/String;"); 311 java_lang_StringFactory_newStringFromBytes_B = CacheMethod(env, java_lang_StringFactory, true, 312 "newStringFromBytes", "([B)Ljava/lang/String;"); 313 java_lang_StringFactory_newStringFromBytes_BI = CacheMethod(env, java_lang_StringFactory, true, 314 "newStringFromBytes", "([BI)Ljava/lang/String;"); 315 java_lang_StringFactory_newStringFromBytes_BII = CacheMethod(env, java_lang_StringFactory, true, 316 "newStringFromBytes", "([BII)Ljava/lang/String;"); 317 java_lang_StringFactory_newStringFromBytes_BIII = CacheMethod(env, java_lang_StringFactory, true, 318 "newStringFromBytes", "([BIII)Ljava/lang/String;"); 319 java_lang_StringFactory_newStringFromBytes_BIIString = CacheMethod(env, java_lang_StringFactory, 320 true, "newStringFromBytes", "([BIILjava/lang/String;)Ljava/lang/String;"); 321 java_lang_StringFactory_newStringFromBytes_BString = CacheMethod(env, java_lang_StringFactory, 322 true, "newStringFromBytes", "([BLjava/lang/String;)Ljava/lang/String;"); 323 java_lang_StringFactory_newStringFromBytes_BIICharset = CacheMethod(env, java_lang_StringFactory, 324 true, "newStringFromBytes", "([BIILjava/nio/charset/Charset;)Ljava/lang/String;"); 325 java_lang_StringFactory_newStringFromBytes_BCharset = CacheMethod(env, java_lang_StringFactory, 326 true, "newStringFromBytes", "([BLjava/nio/charset/Charset;)Ljava/lang/String;"); 327 java_lang_StringFactory_newStringFromChars_C = CacheMethod(env, java_lang_StringFactory, true, 328 "newStringFromChars", "([C)Ljava/lang/String;"); 329 java_lang_StringFactory_newStringFromChars_CII = CacheMethod(env, java_lang_StringFactory, true, 330 "newStringFromChars", "([CII)Ljava/lang/String;"); 331 java_lang_StringFactory_newStringFromChars_IIC = CacheMethod(env, java_lang_StringFactory, true, 332 "newStringFromChars", "(II[C)Ljava/lang/String;"); 333 java_lang_StringFactory_newStringFromString = CacheMethod(env, java_lang_StringFactory, true, 334 "newStringFromString", "(Ljava/lang/String;)Ljava/lang/String;"); 335 java_lang_StringFactory_newStringFromStringBuffer = CacheMethod(env, java_lang_StringFactory, 336 true, "newStringFromStringBuffer", "(Ljava/lang/StringBuffer;)Ljava/lang/String;"); 337 java_lang_StringFactory_newStringFromCodePoints = CacheMethod(env, java_lang_StringFactory, 338 true, "newStringFromCodePoints", "([III)Ljava/lang/String;"); 339 java_lang_StringFactory_newStringFromStringBuilder = CacheMethod(env, java_lang_StringFactory, 340 true, "newStringFromStringBuilder", "(Ljava/lang/StringBuilder;)Ljava/lang/String;"); 341 342 dalvik_system_DexFile_cookie = CacheField(env, dalvik_system_DexFile, false, "mCookie", "Ljava/lang/Object;"); 343 dalvik_system_DexFile_fileName = CacheField(env, dalvik_system_DexFile, false, "mFileName", "Ljava/lang/String;"); 344 dalvik_system_PathClassLoader_pathList = CacheField(env, dalvik_system_PathClassLoader, false, "pathList", "Ldalvik/system/DexPathList;"); 345 dalvik_system_DexPathList_dexElements = CacheField(env, dalvik_system_DexPathList, false, "dexElements", "[Ldalvik/system/DexPathList$Element;"); 346 dalvik_system_DexPathList__Element_dexFile = CacheField(env, dalvik_system_DexPathList__Element, false, "dexFile", "Ldalvik/system/DexFile;"); 347 java_lang_Thread_daemon = CacheField(env, java_lang_Thread, false, "daemon", "Z"); 348 java_lang_Thread_group = CacheField(env, java_lang_Thread, false, "group", "Ljava/lang/ThreadGroup;"); 349 java_lang_Thread_lock = CacheField(env, java_lang_Thread, false, "lock", "Ljava/lang/Object;"); 350 java_lang_Thread_name = CacheField(env, java_lang_Thread, false, "name", "Ljava/lang/String;"); 351 java_lang_Thread_priority = CacheField(env, java_lang_Thread, false, "priority", "I"); 352 java_lang_Thread_uncaughtHandler = CacheField(env, java_lang_Thread, false, "uncaughtExceptionHandler", "Ljava/lang/Thread$UncaughtExceptionHandler;"); 353 java_lang_Thread_nativePeer = CacheField(env, java_lang_Thread, false, "nativePeer", "J"); 354 java_lang_ThreadGroup_groups = CacheField(env, java_lang_ThreadGroup, false, "groups", "[Ljava/lang/ThreadGroup;"); 355 java_lang_ThreadGroup_ngroups = CacheField(env, java_lang_ThreadGroup, false, "ngroups", "I"); 356 java_lang_ThreadGroup_mainThreadGroup = CacheField(env, java_lang_ThreadGroup, true, "mainThreadGroup", "Ljava/lang/ThreadGroup;"); 357 java_lang_ThreadGroup_name = CacheField(env, java_lang_ThreadGroup, false, "name", "Ljava/lang/String;"); 358 java_lang_ThreadGroup_parent = CacheField(env, java_lang_ThreadGroup, false, "parent", "Ljava/lang/ThreadGroup;"); 359 java_lang_ThreadGroup_systemThreadGroup = CacheField(env, java_lang_ThreadGroup, true, "systemThreadGroup", "Ljava/lang/ThreadGroup;"); 360 java_lang_Throwable_cause = CacheField(env, java_lang_Throwable, false, "cause", "Ljava/lang/Throwable;"); 361 java_lang_Throwable_detailMessage = CacheField(env, java_lang_Throwable, false, "detailMessage", "Ljava/lang/String;"); 362 java_lang_Throwable_stackTrace = CacheField(env, java_lang_Throwable, false, "stackTrace", "[Ljava/lang/StackTraceElement;"); 363 java_lang_Throwable_stackState = CacheField(env, java_lang_Throwable, false, "backtrace", "Ljava/lang/Object;"); 364 java_lang_Throwable_suppressedExceptions = CacheField(env, java_lang_Throwable, false, "suppressedExceptions", "Ljava/util/List;"); 365 java_lang_reflect_AbstractMethod_artMethod = CacheField(env, java_lang_reflect_AbstractMethod, false, "artMethod", "J"); 366 java_lang_reflect_Proxy_h = CacheField(env, java_lang_reflect_Proxy, false, "h", "Ljava/lang/reflect/InvocationHandler;"); 367 java_nio_DirectByteBuffer_capacity = CacheField(env, java_nio_DirectByteBuffer, false, "capacity", "I"); 368 java_nio_DirectByteBuffer_effectiveDirectAddress = CacheField(env, java_nio_DirectByteBuffer, false, "address", "J"); 369 java_util_ArrayList_array = CacheField(env, java_util_ArrayList, false, "elementData", "[Ljava/lang/Object;"); 370 java_util_ArrayList_size = CacheField(env, java_util_ArrayList, false, "size", "I"); 371 java_util_Collections_EMPTY_LIST = CacheField(env, java_util_Collections, true, "EMPTY_LIST", "Ljava/util/List;"); 372 libcore_util_EmptyArray_STACK_TRACE_ELEMENT = CacheField(env, libcore_util_EmptyArray, true, "STACK_TRACE_ELEMENT", "[Ljava/lang/StackTraceElement;"); 373 org_apache_harmony_dalvik_ddmc_Chunk_data = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "data", "[B"); 374 org_apache_harmony_dalvik_ddmc_Chunk_length = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "length", "I"); 375 org_apache_harmony_dalvik_ddmc_Chunk_offset = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "offset", "I"); 376 org_apache_harmony_dalvik_ddmc_Chunk_type = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "type", "I"); 377 378 java_lang_Boolean_valueOf = CachePrimitiveBoxingMethod(env, 'Z', "java/lang/Boolean"); 379 java_lang_Byte_valueOf = CachePrimitiveBoxingMethod(env, 'B', "java/lang/Byte"); 380 java_lang_Character_valueOf = CachePrimitiveBoxingMethod(env, 'C', "java/lang/Character"); 381 java_lang_Double_valueOf = CachePrimitiveBoxingMethod(env, 'D', "java/lang/Double"); 382 java_lang_Float_valueOf = CachePrimitiveBoxingMethod(env, 'F', "java/lang/Float"); 383 java_lang_Integer_valueOf = CachePrimitiveBoxingMethod(env, 'I', "java/lang/Integer"); 384 java_lang_Long_valueOf = CachePrimitiveBoxingMethod(env, 'J', "java/lang/Long"); 385 java_lang_Short_valueOf = CachePrimitiveBoxingMethod(env, 'S', "java/lang/Short"); 386 387 Thread::Current()->InitStringEntryPoints(); 388 } 389 390 void WellKnownClasses::LateInit(JNIEnv* env) { 391 ScopedLocalRef<jclass> java_lang_Runtime(env, env->FindClass("java/lang/Runtime")); 392 java_lang_Runtime_nativeLoad = 393 CacheMethod(env, java_lang_Runtime.get(), true, "nativeLoad", 394 "(Ljava/lang/String;Ljava/lang/ClassLoader;Ljava/lang/String;)" 395 "Ljava/lang/String;"); 396 } 397 398 mirror::Class* WellKnownClasses::ToClass(jclass global_jclass) { 399 return reinterpret_cast<mirror::Class*>(Thread::Current()->DecodeJObject(global_jclass)); 400 } 401 402 jmethodID WellKnownClasses::StringInitToStringFactoryMethodID(jmethodID string_init) { 403 // TODO: Prioritize ordering. 404 if (string_init == java_lang_String_init) { 405 return java_lang_StringFactory_newEmptyString; 406 } else if (string_init == java_lang_String_init_B) { 407 return java_lang_StringFactory_newStringFromBytes_B; 408 } else if (string_init == java_lang_String_init_BI) { 409 return java_lang_StringFactory_newStringFromBytes_BI; 410 } else if (string_init == java_lang_String_init_BII) { 411 return java_lang_StringFactory_newStringFromBytes_BII; 412 } else if (string_init == java_lang_String_init_BIII) { 413 return java_lang_StringFactory_newStringFromBytes_BIII; 414 } else if (string_init == java_lang_String_init_BIIString) { 415 return java_lang_StringFactory_newStringFromBytes_BIIString; 416 } else if (string_init == java_lang_String_init_BString) { 417 return java_lang_StringFactory_newStringFromBytes_BString; 418 } else if (string_init == java_lang_String_init_BIICharset) { 419 return java_lang_StringFactory_newStringFromBytes_BIICharset; 420 } else if (string_init == java_lang_String_init_BCharset) { 421 return java_lang_StringFactory_newStringFromBytes_BCharset; 422 } else if (string_init == java_lang_String_init_C) { 423 return java_lang_StringFactory_newStringFromChars_C; 424 } else if (string_init == java_lang_String_init_CII) { 425 return java_lang_StringFactory_newStringFromChars_CII; 426 } else if (string_init == java_lang_String_init_IIC) { 427 return java_lang_StringFactory_newStringFromChars_IIC; 428 } else if (string_init == java_lang_String_init_String) { 429 return java_lang_StringFactory_newStringFromString; 430 } else if (string_init == java_lang_String_init_StringBuffer) { 431 return java_lang_StringFactory_newStringFromStringBuffer; 432 } else if (string_init == java_lang_String_init_III) { 433 return java_lang_StringFactory_newStringFromCodePoints; 434 } else if (string_init == java_lang_String_init_StringBuilder) { 435 return java_lang_StringFactory_newStringFromStringBuilder; 436 } 437 LOG(FATAL) << "Could not find StringFactory method for String.<init>"; 438 return nullptr; 439 } 440 441 } // namespace art 442