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
Java_art_Test984_getFirstObsoleteMethod984(JNIEnv * env,jclass)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