diff options
Diffstat (limited to 'src/native/java_lang_Class.cc')
| -rw-r--r-- | src/native/java_lang_Class.cc | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/src/native/java_lang_Class.cc b/src/native/java_lang_Class.cc deleted file mode 100644 index a7296996da..0000000000 --- a/src/native/java_lang_Class.cc +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Copyright (C) 2008 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 "class_linker.h" -#include "dex_file-inl.h" -#include "jni_internal.h" -#include "nth_caller_visitor.h" -#include "mirror/class-inl.h" -#include "mirror/class_loader.h" -#include "mirror/object-inl.h" -#include "mirror/proxy.h" -#include "object_utils.h" -#include "scoped_thread_state_change.h" -#include "ScopedLocalRef.h" -#include "ScopedUtfChars.h" -#include "well_known_classes.h" - -namespace art { - -static mirror::Class* DecodeClass(const ScopedObjectAccess& soa, jobject java_class) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - mirror::Class* c = soa.Decode<mirror::Class*>(java_class); - DCHECK(c != NULL); - DCHECK(c->IsClass()); - // TODO: we could EnsureInitialized here, rather than on every reflective get/set or invoke . - // For now, we conservatively preserve the old dalvik behavior. A quick "IsInitialized" check - // every time probably doesn't make much difference to reflection performance anyway. - return c; -} - -// "name" is in "binary name" format, e.g. "dalvik.system.Debug$1". -static jclass Class_classForName(JNIEnv* env, jclass, jstring javaName, jboolean initialize, jobject javaLoader) { - ScopedObjectAccess soa(env); - ScopedUtfChars name(env, javaName); - if (name.c_str() == NULL) { - return NULL; - } - - // We need to validate and convert the name (from x.y.z to x/y/z). This - // is especially handy for array types, since we want to avoid - // auto-generating bogus array classes. - if (!IsValidBinaryClassName(name.c_str())) { - ThrowLocation throw_location = soa.Self()->GetCurrentLocationForThrow(); - soa.Self()->ThrowNewExceptionF(throw_location, "Ljava/lang/ClassNotFoundException;", - "Invalid name: %s", name.c_str()); - return NULL; - } - - std::string descriptor(DotToDescriptor(name.c_str())); - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(javaLoader); - ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); - mirror::Class* c = class_linker->FindClass(descriptor.c_str(), class_loader); - if (c == NULL) { - ScopedLocalRef<jthrowable> cause(env, env->ExceptionOccurred()); - env->ExceptionClear(); - jthrowable cnfe = reinterpret_cast<jthrowable>(env->NewObject(WellKnownClasses::java_lang_ClassNotFoundException, - WellKnownClasses::java_lang_ClassNotFoundException_init, - javaName, cause.get())); - env->Throw(cnfe); - return NULL; - } - if (initialize) { - class_linker->EnsureInitialized(c, true, true); - } - return soa.AddLocalReference<jclass>(c); -} - -static jint Class_getAnnotationDirectoryOffset(JNIEnv* env, jclass javaClass) { - ScopedObjectAccess soa(env); - mirror::Class* c = DecodeClass(soa, javaClass); - if (c->IsPrimitive() || c->IsArrayClass() || c->IsProxyClass()) { - return 0; // primitive, array and proxy classes don't have class definitions - } - const DexFile::ClassDef* class_def = ClassHelper(c).GetClassDef(); - if (class_def == NULL) { - return 0; // not found - } else { - return class_def->annotations_off_; - } -} - -static jobject Class_getDex(JNIEnv* env, jobject javaClass) { - ScopedObjectAccess soa(env); - mirror::Class* c = DecodeClass(soa, javaClass); - - mirror::DexCache* dex_cache = c->GetDexCache(); - if (dex_cache == NULL) { - return NULL; - } - const DexFile* dex_file = dex_cache->GetDexFile(); - if (dex_file == NULL) { - return NULL; - } - return dex_file->GetDexObject(env); -} - -static jstring Class_getNameNative(JNIEnv* env, jobject javaThis) { - ScopedObjectAccess soa(env); - mirror::Class* c = DecodeClass(soa, javaThis); - return soa.AddLocalReference<jstring>(c->ComputeName()); -} - -static jobjectArray Class_getProxyInterfaces(JNIEnv* env, jobject javaThis) { - ScopedObjectAccess soa(env); - mirror::SynthesizedProxyClass* c = - down_cast<mirror::SynthesizedProxyClass*>(DecodeClass(soa, javaThis)); - return soa.AddLocalReference<jobjectArray>(c->GetInterfaces()->Clone(soa.Self())); -} - -static JNINativeMethod gMethods[] = { - NATIVE_METHOD(Class, classForName, "(Ljava/lang/String;ZLjava/lang/ClassLoader;)Ljava/lang/Class;"), - NATIVE_METHOD(Class, getAnnotationDirectoryOffset, "()I"), - NATIVE_METHOD(Class, getDex, "()Lcom/android/dex/Dex;"), - NATIVE_METHOD(Class, getNameNative, "()Ljava/lang/String;"), - NATIVE_METHOD(Class, getProxyInterfaces, "()[Ljava/lang/Class;"), -}; - -void register_java_lang_Class(JNIEnv* env) { - REGISTER_NATIVE_METHODS("java/lang/Class"); -} - -} // namespace art |