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/*
* Copyright (C) 2020 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 "base/time_utils.h"
#include "base/utils.h"
#include "jni/jni_env_ext.h"
#include "jni/jni_internal.h"
#include "jni.h"
#include <stdio.h>
namespace art {
static void MaybePrintTime() {
constexpr bool kPrintTime = false;
if (kPrintTime) {
printf("At %u msecs:", static_cast<int>(MilliTime()));
}
}
extern "C" [[noreturn]] JNIEXPORT void JNICALL Java_Main_monitorShutdown(
JNIEnv* env, jclass klass ATTRIBUTE_UNUSED) {
bool found_shutdown = false;
bool found_runtime_deleted = false;
JNIEnvExt* const extEnv = down_cast<JNIEnvExt*>(env);
while (true) {
if (!found_shutdown && env->functions == GetRuntimeShutdownNativeInterface()) {
found_shutdown = true;
MaybePrintTime();
printf("Saw RuntimeShutdownFunctions\n");
fflush(stdout);
}
if (!found_runtime_deleted && extEnv->IsRuntimeDeleted()) {
found_runtime_deleted = true;
MaybePrintTime();
printf("Saw RuntimeDeleted\n");
fflush(stdout);
}
if (found_shutdown && found_runtime_deleted) {
// All JNI calls should now get rerouted to SleepForever();
(void) env->NewByteArray(17);
printf("Unexpectedly returned from JNI call\n");
fflush(stdout);
SleepForever();
}
}
}
} // namespace art