67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "base/time_utils.h"
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#include "base/utils.h"
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#include "jni/jni_env_ext.h"
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#include "jni/jni_internal.h"
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#include "jni.h"
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#include <stdio.h>
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namespace art {
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static void MaybePrintTime() {
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constexpr bool kPrintTime = false;
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if (kPrintTime) {
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printf("At %u msecs:", static_cast<int>(MilliTime()));
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}
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}
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extern "C" [[noreturn]] JNIEXPORT void JNICALL Java_Main_monitorShutdown(
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JNIEnv* env, jclass klass ATTRIBUTE_UNUSED) {
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bool found_shutdown = false;
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bool found_runtime_deleted = false;
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JNIEnvExt* const extEnv = down_cast<JNIEnvExt*>(env);
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while (true) {
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if (!found_shutdown && env->functions == GetRuntimeShutdownNativeInterface()) {
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found_shutdown = true;
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MaybePrintTime();
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printf("Saw RuntimeShutdownFunctions\n");
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fflush(stdout);
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}
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if (!found_runtime_deleted && extEnv->IsRuntimeDeleted()) {
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found_runtime_deleted = true;
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MaybePrintTime();
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printf("Saw RuntimeDeleted\n");
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fflush(stdout);
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}
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if (found_shutdown && found_runtime_deleted) {
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// All JNI calls should now get rerouted to SleepForever();
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(void) env->NewByteArray(17);
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printf("Unexpectedly returned from JNI call\n");
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fflush(stdout);
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SleepForever();
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}
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}
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}
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} // namespace art
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