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Commit 5237f47b authored by Fyodor Kupolov's avatar Fyodor Kupolov
Browse files

Use push/peek/pop for operations on stack 

Test: manual - device boots, metrics are logged to system/event log
Bug: 32780225
Change-Id: If7e51c50767d8fd9d5da44f61dbc5bfe56196894
parent 6ce1e98c

core/java/android/util/BootTimingsTraceLog.java

+2 −3
Original line number Diff line number Diff line
@@ -52,12 +52,11 @@ public class BootTimingsTraceLog { 
        if (!DEBUG_BOOT_TIME) {

            return;

        }

        // Pop the top element without throwing NoSuchElementException

        Pair<String, Long> event = mStartTimes.pollFirst();

        if (event == null) {

        if (mStartTimes.peek() == null) {

            Slog.w(mTag, "traceEnd called more times than traceBegin");

            return;

        }

        Pair<String, Long> event = mStartTimes.pop();

        // Log the duration so it can be parsed by external tools for performance reporting

        Slog.d(mTag, event.first + " took to complete: "

                + (SystemClock.elapsedRealtime() - event.second) + "ms");