1 /* 2 * Copyright (C) 2017 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 "android-base/macros.h" 18 #include "jni.h" 19 #include "jvmti.h" 20 21 // Test infrastructure 22 #include "test_env.h" 23 24 #include "jvmti_helper.h" 25 #include "scoped_local_ref.h" 26 27 namespace art { 28 namespace Test984ObsoleteInvoke { 29 30 static constexpr size_t kNumFrames = 30; 31 32 extern "C" JNIEXPORT jobject JNICALL Java_art_Test984_getFirstObsoleteMethod984(JNIEnv* env, 33 jclass) { 34 jthread cur; 35 jint frame_count; 36 jvmtiFrameInfo frames[kNumFrames]; 37 // jint cur_start = 0; 38 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->GetCurrentThread(&cur))) { 39 // ERROR 40 return nullptr; 41 } 42 if (JvmtiErrorToException(env, jvmti_env, 43 jvmti_env->GetStackTrace(cur, 44 0, 45 kNumFrames, 46 frames, 47 &frame_count))) { 48 // ERROR 49 return nullptr; 50 } 51 for (jint i = 0; i < frame_count; i++) { 52 jmethodID method = frames[i].method; 53 jboolean is_obsolete = false; 54 if (JvmtiErrorToException(env, jvmti_env, jvmti_env->IsMethodObsolete(method, &is_obsolete))) { 55 // ERROR 56 return nullptr; 57 } 58 if (is_obsolete) { 59 return env->ToReflectedMethod(env->FindClass("java/lang/reflect/Method"), 60 method, 61 JNI_TRUE); 62 } 63 } 64 ScopedLocalRef<jclass> rt_exception(env, env->FindClass("java/lang/RuntimeException")); 65 env->ThrowNew(rt_exception.get(), "Unable to find obsolete method!"); 66 return nullptr; 67 } 68 69 } // namespace Test984ObsoleteInvoke 70 } // namespace art 71