text: /*
   * 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 "jni_internal.h"
  #include "mirror/art_method.h"
  #include "mirror/art_method-inl.h"
  #include "mirror/class-inl.h"
  #include "mirror/object-inl.h"
  #include "mirror/object_array-inl.h"
  #include "mirror/proxy.h"
  #include "object_utils.h"
  #include "reflection.h"
  #include "scoped_thread_state_change.h"
  #include "well_known_classes.h"
  
  namespace art {
  
  static jobject Method_invoke(JNIEnv* env,
                               jobject javaMethod, jobject javaReceiver, jobject javaArgs) {
    ScopedObjectAccess soa(env);
    return InvokeMethod(soa, javaMethod, javaReceiver, javaArgs);
  }
  
  static jobject Method_getExceptionTypesNative(JNIEnv* env, jobject javaMethod) {
    ScopedObjectAccess soa(env);
    jobject art_method = soa.Env()->GetObjectField(
        javaMethod, WellKnownClasses::java_lang_reflect_AbstractMethod_artMethod);
  
    mirror::ArtMethod* proxy_method = soa.Decode<mirror::Object*>(art_method)->AsArtMethod();
    CHECK(proxy_method->GetDeclaringClass()->IsProxyClass());
    mirror::SynthesizedProxyClass* proxy_class =
        down_cast<mirror::SynthesizedProxyClass*>(proxy_method->GetDeclaringClass());
    int throws_index = -1;
    size_t num_virt_methods = proxy_class->NumVirtualMethods();
    for (size_t i = 0; i < num_virt_methods; i++) {
      if (proxy_class->GetVirtualMethod(i) == proxy_method) {
        throws_index = i;
        break;
      }
    }
    CHECK_NE(throws_index, -1);
    mirror::ObjectArray<mirror::Class>* declared_exceptions =
            proxy_class->GetThrows()->Get(throws_index);
    return soa.AddLocalReference<jobject>(declared_exceptions->Clone(soa.Self()));
  }
  
  static JNINativeMethod gMethods[] = {
    NATIVE_METHOD(Method, invoke, "(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;"),
    NATIVE_METHOD(Method, getExceptionTypesNative, "()[Ljava/lang/Class;"),
  };
  
  void register_java_lang_reflect_Method(JNIEnv* env) {
    REGISTER_NATIVE_METHODS("java/lang/reflect/Method");
  }
  
  }  // namespace art
  