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Commit e084f3e8 authored by Aritra Sen's avatar Aritra Sen
Browse files

Add metric to measure connection change latency metric observed for the system. 

Bug: 296932947
Test: m -j $(nproc)
Change-Id: I7e5b44097f54b70a316f30a48b6a82dfac7b52ce
parent 1785dcf8

android/app/src/com/android/bluetooth/btservice/AdapterProperties.java

+10 −0
Original line number Diff line number Diff line
@@ -90,6 +90,7 @@ class AdapterProperties { 
    private static final long DEFAULT_DISCOVERY_TIMEOUT_MS = 12800;

    @VisibleForTesting static final int BLUETOOTH_NAME_MAX_LENGTH_BYTES = 248;

    private static final int BD_ADDR_LEN = 6; // in bytes

    private static final int SYSTEM_CONNECTION_LATENCY_METRIC = 65536;



    private volatile String mName;

    private volatile byte[] mAddress;
@@ -779,6 +780,15 @@ class AdapterProperties { 
                    + BluetoothProfile.getProfileName(profile)

                    + ", device=" + device + ", " + prevState + " -> " + state);

        }

        BluetoothStatsLog.write(

                BluetoothStatsLog.BLUETOOTH_CONNECTION_STATE_CHANGED,

                state,

                0 /* deprecated */,

                profile,

                mService.obfuscateAddress(device),

                mService.getMetricId(device),

                0,

                SYSTEM_CONNECTION_LATENCY_METRIC);

        if (!validateProfileConnectionState(state) || !validateProfileConnectionState(prevState)) {

            // Previously, an invalid state was broadcast anyway,

            // with the invalid state converted to -1 in the intent.