71 lines
2.7 KiB
C++
71 lines
2.7 KiB
C++
/*
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* Copyright (C) 2019, 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 <jni.h>
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#include <log/log.h>
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#include <stats_event.h>
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#include <stats_pull_atom_callback.h>
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#include <chrono>
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#include <thread>
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using std::this_thread::sleep_for;
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namespace {
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static int32_t sAtomTag;
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static int32_t sPullReturnVal;
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static int64_t sLatencyMillis;
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static int32_t sAtomsPerPull;
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static int32_t sNumPulls = 0;
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static AStatsManager_PullAtomCallbackReturn pullAtomCallback(int32_t atomTag, AStatsEventList* data,
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void* /*cookie*/) {
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sNumPulls++;
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sleep_for(std::chrono::milliseconds(sLatencyMillis));
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for (int i = 0; i < sAtomsPerPull; i++) {
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AStatsEvent* event = AStatsEventList_addStatsEvent(data);
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AStatsEvent_setAtomId(event, atomTag);
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AStatsEvent_writeInt64(event, (int64_t) sNumPulls);
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AStatsEvent_build(event);
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}
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return sPullReturnVal;
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}
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extern "C" JNIEXPORT void JNICALL
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Java_com_android_internal_os_statsd_libstats_LibStatsPullTests_setStatsPuller(
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JNIEnv* /*env*/, jobject /* this */, jint atomTag, jlong timeoutMillis,
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jlong coolDownMillis, jint pullRetVal, jlong latencyMillis, int atomsPerPull) {
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sAtomTag = atomTag;
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sPullReturnVal = pullRetVal;
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sLatencyMillis = latencyMillis;
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sAtomsPerPull = atomsPerPull;
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sNumPulls = 0;
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AStatsManager_PullAtomMetadata* metadata = AStatsManager_PullAtomMetadata_obtain();
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AStatsManager_PullAtomMetadata_setCoolDownMillis(metadata, coolDownMillis);
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AStatsManager_PullAtomMetadata_setTimeoutMillis(metadata, timeoutMillis);
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AStatsManager_setPullAtomCallback(sAtomTag, metadata, &pullAtomCallback, nullptr);
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AStatsManager_PullAtomMetadata_release(metadata);
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}
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extern "C" JNIEXPORT void JNICALL
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Java_com_android_internal_os_statsd_libstats_LibStatsPullTests_clearStatsPuller(JNIEnv* /*env*/,
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jobject /* this */,
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jint /*atomTag*/) {
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AStatsManager_clearPullAtomCallback(sAtomTag);
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}
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} // namespace
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