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89 lines
2.8 KiB
89 lines
2.8 KiB
/*
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* Copyright (C) 2013 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 <stdio.h>
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#include <string.h>
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#include "android-base/macros.h"
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#include "jni.h"
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#include "jvmti.h"
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// Test infrastructure
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#include "jvmti_helper.h"
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#include "test_env.h"
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namespace art {
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namespace Test908GcStartFinish {
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static size_t starts = 0;
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static size_t finishes = 0;
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static void JNICALL GarbageCollectionFinish(jvmtiEnv* ti_env ATTRIBUTE_UNUSED) {
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finishes++;
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}
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static void JNICALL GarbageCollectionStart(jvmtiEnv* ti_env ATTRIBUTE_UNUSED) {
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starts++;
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}
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extern "C" JNIEXPORT void JNICALL Java_art_Test908_setupGcCallback(
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JNIEnv* env, jclass klass ATTRIBUTE_UNUSED) {
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jvmtiEventCallbacks callbacks;
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memset(&callbacks, 0, sizeof(jvmtiEventCallbacks));
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callbacks.GarbageCollectionFinish = GarbageCollectionFinish;
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callbacks.GarbageCollectionStart = GarbageCollectionStart;
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jvmtiError ret = jvmti_env->SetEventCallbacks(&callbacks, sizeof(callbacks));
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JvmtiErrorToException(env, jvmti_env, ret);
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}
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extern "C" JNIEXPORT void JNICALL Java_art_Test908_enableGcTracking(JNIEnv* env,
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jclass klass ATTRIBUTE_UNUSED,
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jboolean enable) {
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jvmtiError ret = jvmti_env->SetEventNotificationMode(
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enable ? JVMTI_ENABLE : JVMTI_DISABLE,
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JVMTI_EVENT_GARBAGE_COLLECTION_START,
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nullptr);
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if (JvmtiErrorToException(env, jvmti_env, ret)) {
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return;
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}
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ret = jvmti_env->SetEventNotificationMode(
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enable ? JVMTI_ENABLE : JVMTI_DISABLE,
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JVMTI_EVENT_GARBAGE_COLLECTION_FINISH,
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nullptr);
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if (JvmtiErrorToException(env, jvmti_env, ret)) {
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return;
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}
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}
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extern "C" JNIEXPORT jint JNICALL Java_art_Test908_getGcStarts(JNIEnv* env ATTRIBUTE_UNUSED,
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jclass klass ATTRIBUTE_UNUSED) {
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jint result = static_cast<jint>(starts);
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starts = 0;
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return result;
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}
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extern "C" JNIEXPORT jint JNICALL Java_art_Test908_getGcFinishes(JNIEnv* env ATTRIBUTE_UNUSED,
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jclass klass ATTRIBUTE_UNUSED) {
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jint result = static_cast<jint>(finishes);
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finishes = 0;
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return result;
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}
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} // namespace Test908GcStartFinish
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} // namespace art
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