| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "well_known_classes.h" |
| |
| #include <stdlib.h> |
| |
| #include "logging.h" |
| #include "ScopedLocalRef.h" |
| |
| namespace art { |
| |
| jclass WellKnownClasses::com_android_dex_Dex; |
| jclass WellKnownClasses::java_lang_ClassLoader; |
| jclass WellKnownClasses::java_lang_ClassNotFoundException; |
| jclass WellKnownClasses::java_lang_Daemons; |
| jclass WellKnownClasses::java_lang_Error; |
| jclass WellKnownClasses::java_lang_ExceptionInInitializerError; |
| jclass WellKnownClasses::java_lang_reflect_InvocationHandler; |
| jclass WellKnownClasses::java_lang_reflect_Method; |
| jclass WellKnownClasses::java_lang_reflect_Proxy; |
| jclass WellKnownClasses::java_lang_reflect_UndeclaredThrowableException; |
| jclass WellKnownClasses::java_lang_Thread; |
| jclass WellKnownClasses::java_nio_ReadWriteDirectByteBuffer; |
| jclass WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk; |
| jclass WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer; |
| |
| jmethodID WellKnownClasses::com_android_dex_Dex_create; |
| jmethodID WellKnownClasses::java_lang_ClassNotFoundException_init; |
| jmethodID WellKnownClasses::java_lang_Daemons_requestHeapTrim; |
| jmethodID WellKnownClasses::java_lang_Daemons_start; |
| jmethodID WellKnownClasses::java_lang_reflect_InvocationHandler_invoke; |
| jmethodID WellKnownClasses::java_lang_Thread_init; |
| jmethodID WellKnownClasses::java_nio_ReadWriteDirectByteBuffer_init; |
| jmethodID WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_broadcast; |
| jmethodID WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_dispatch; |
| |
| jfieldID WellKnownClasses::java_lang_reflect_Proxy_h; |
| jfieldID WellKnownClasses::java_nio_ReadWriteDirectByteBuffer_capacity; |
| jfieldID WellKnownClasses::java_nio_ReadWriteDirectByteBuffer_effectiveDirectAddress; |
| jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_data; |
| jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_length; |
| jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_offset; |
| jfieldID WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_type; |
| |
| static jclass CacheClass(JNIEnv* env, const char* jni_class_name) { |
| ScopedLocalRef<jclass> c(env, env->FindClass(jni_class_name)); |
| if (c.get() == NULL) { |
| LOG(FATAL) << "Couldn't find class: " << jni_class_name; |
| } |
| return reinterpret_cast<jclass>(env->NewGlobalRef(c.get())); |
| } |
| |
| static jfieldID CacheField(JNIEnv* env, jclass c, const char* name, const char* signature) { |
| jfieldID fid = env->GetFieldID(c, name, signature); |
| if (fid == NULL) { |
| LOG(FATAL) << "Couldn't find field \"" << name << "\" with signature \"" << signature << "\""; |
| } |
| return fid; |
| } |
| |
| static jmethodID CacheMethod(JNIEnv* env, jclass c, bool is_static, const char* name, const char* signature) { |
| jmethodID mid = is_static ? env->GetStaticMethodID(c, name, signature) : env->GetMethodID(c, name, signature); |
| if (mid == NULL) { |
| LOG(FATAL) << "Couldn't find method \"" << name << "\" with signature \"" << signature << "\""; |
| } |
| return mid; |
| } |
| |
| void WellKnownClasses::Init(JNIEnv* env) { |
| com_android_dex_Dex = CacheClass(env, "com/android/dex/Dex"); |
| java_lang_ClassLoader = CacheClass(env, "java/lang/ClassLoader"); |
| java_lang_ClassNotFoundException = CacheClass(env, "java/lang/ClassNotFoundException"); |
| java_lang_Daemons = CacheClass(env, "java/lang/Daemons"); |
| java_lang_Error = CacheClass(env, "java/lang/Error"); |
| java_lang_ExceptionInInitializerError = CacheClass(env, "java/lang/ExceptionInInitializerError"); |
| java_lang_reflect_InvocationHandler = CacheClass(env, "java/lang/reflect/InvocationHandler"); |
| java_lang_reflect_Method = CacheClass(env, "java/lang/reflect/Method"); |
| java_lang_reflect_Proxy = CacheClass(env, "java/lang/reflect/Proxy"); |
| java_lang_reflect_UndeclaredThrowableException = CacheClass(env, "java/lang/reflect/UndeclaredThrowableException"); |
| java_lang_Thread = CacheClass(env, "java/lang/Thread"); |
| java_nio_ReadWriteDirectByteBuffer = CacheClass(env, "java/nio/ReadWriteDirectByteBuffer"); |
| org_apache_harmony_dalvik_ddmc_Chunk = CacheClass(env, "org/apache/harmony/dalvik/ddmc/Chunk"); |
| org_apache_harmony_dalvik_ddmc_DdmServer = CacheClass(env, "org/apache/harmony/dalvik/ddmc/DdmServer"); |
| |
| com_android_dex_Dex_create = CacheMethod(env, com_android_dex_Dex, true, "create", "(Ljava/nio/ByteBuffer;)Lcom/android/dex/Dex;"); |
| java_lang_ClassNotFoundException_init = CacheMethod(env, java_lang_ClassNotFoundException, false, "<init>", "(Ljava/lang/String;Ljava/lang/Throwable;)V"); |
| java_lang_Daemons_requestHeapTrim = CacheMethod(env, java_lang_Daemons, true, "requestHeapTrim", "()V"); |
| java_lang_Daemons_start = CacheMethod(env, java_lang_Daemons, true, "start", "()V"); |
| java_lang_reflect_InvocationHandler_invoke = CacheMethod(env, java_lang_reflect_InvocationHandler, false, "invoke", "(Ljava/lang/Object;Ljava/lang/reflect/Method;[Ljava/lang/Object;)Ljava/lang/Object;"); |
| java_lang_Thread_init = CacheMethod(env, java_lang_Thread, false, "<init>", "(Ljava/lang/ThreadGroup;Ljava/lang/String;IZ)V"); |
| java_nio_ReadWriteDirectByteBuffer_init = CacheMethod(env, java_nio_ReadWriteDirectByteBuffer, false, "<init>", "(II)V"); |
| org_apache_harmony_dalvik_ddmc_DdmServer_broadcast = CacheMethod(env, org_apache_harmony_dalvik_ddmc_DdmServer, true, "broadcast", "(I)V"); |
| 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;"); |
| |
| java_lang_reflect_Proxy_h = CacheField(env, java_lang_reflect_Proxy, "h", "Ljava/lang/reflect/InvocationHandler;"); |
| java_nio_ReadWriteDirectByteBuffer_capacity = CacheField(env, java_nio_ReadWriteDirectByteBuffer, "capacity", "I"); |
| java_nio_ReadWriteDirectByteBuffer_effectiveDirectAddress = CacheField(env, java_nio_ReadWriteDirectByteBuffer, "effectiveDirectAddress", "I"); |
| org_apache_harmony_dalvik_ddmc_Chunk_data = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, "data", "[B"); |
| org_apache_harmony_dalvik_ddmc_Chunk_length = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, "length", "I"); |
| org_apache_harmony_dalvik_ddmc_Chunk_offset = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, "offset", "I"); |
| org_apache_harmony_dalvik_ddmc_Chunk_type = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, "type", "I"); |
| } |
| |
| } // namespace art |