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Commit 7452e46a authored by Luke Huang's avatar Luke Huang Committed by Ruchir Rastogi
Browse files

Use libbase to get the elapsed time instead of libutils 

To minimize the external library dependencies

Bug: 149721367
Test: atest
Change-Id: I7b79223ad58c2af94d01a35ad39be6cdd1de7f47
Merged-In: I7b79223ad58c2af94d01a35ad39be6cdd1de7f47
(cherry picked from commit cab9854f)
parent bbbd1a8e

libstats/push_compat/Android.bp

+0 −1
Original line number Diff line number Diff line
@@ -36,7 +36,6 @@ cc_defaults { 
    static_libs: [

        "libbase",

        "liblog",

        "libutils",

    ],

}

libstats/push_compat/StatsEventCompat.cpp

+12 −2
Original line number Diff line number Diff line
@@ -15,12 +15,16 @@ 
 */



#include "include/StatsEventCompat.h"



#include <chrono>



#include <android-base/chrono_utils.h>

#include <android-base/properties.h>

#include <android/api-level.h>

#include <android/log.h>

#include <dlfcn.h>

#include <utils/SystemClock.h>



using android::base::boot_clock;

using android::base::GetProperty;



const static int kStatsEventTag = 1937006964;
@@ -41,6 +45,12 @@ bool StatsEventCompat::mAttemptedLoad = false; 
void* StatsEventCompat::mStatsEventApi = nullptr;

std::mutex StatsEventCompat::mLoadLock;



static int64_t elapsedRealtimeNano() {

    return std::chrono::time_point_cast<std::chrono::nanoseconds>(boot_clock::now())

            .time_since_epoch()

            .count();

}



StatsEventCompat::StatsEventCompat() : mEventQ(kStatsEventTag) {

    // guard loading because StatsEventCompat might be called from multithreaded

    // environment
@@ -61,7 +71,7 @@ StatsEventCompat::StatsEventCompat() : mEventQ(kStatsEventTag) { 
    if (mStatsEventApi) {

        //        mEventR = mStatsEventApi->obtain();

    } else if (!mPlatformAtLeastR) {

        mEventQ << android::elapsedRealtimeNano();

        mEventQ << elapsedRealtimeNano();

    }

}