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Commit d66d3032 authored by Ugo Yu's avatar Ugo Yu Committed by William Escande
Browse files

Use system properties to config GATT parameters 

Cherry-picked from wear OS and fixed property name

Bug: 263323082
Bug: 264843198
Test: atest BluetoothInstrumentationTests
Change-Id: Ida572a7874c78a100529e8a843861a7d8aab7379
(cherry picked from commit df6e7f2b827757b2d103899ff748357debdc76f6)
parent 0481df98

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

+60 −27
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ import android.bluetooth.BluetoothDevice; 
import android.bluetooth.BluetoothGatt;

import android.content.Context;

import android.content.SharedPreferences;

import android.os.SystemProperties;

import android.util.Log;



import androidx.annotation.VisibleForTesting;
@@ -69,61 +70,93 @@ public class CompanionManager { 
    @VisibleForTesting static final String COMPANION_DEVICE_KEY = "companion_device";

    @VisibleForTesting static final String COMPANION_TYPE_KEY = "companion_type";



    static final String PROPERTY_HIGH_MIN_INTERVAL = "bluetooth.gatt.high_priority.min_interval";

    static final String PROPERTY_HIGH_MAX_INTERVAL = "bluetooth.gatt.high_priority.max_interval";

    static final String PROPERTY_HIGH_LATENCY = "bluetooth.gatt.high_priority.latency";

    static final String PROPERTY_BALANCED_MIN_INTERVAL =

            "bluetooth.gatt.balanced_priority.min_interval";

    static final String PROPERTY_BALANCED_MAX_INTERVAL =

            "bluetooth.gatt.balanced_priority.max_interval";

    static final String PROPERTY_BALANCED_LATENCY = "bluetooth.gatt.balanced_priority.latency";

    static final String PROPERTY_LOW_MIN_INTERVAL = "bluetooth.gatt.low_priority_min.interval";

    static final String PROPERTY_LOW_MAX_INTERVAL = "bluetooth.gatt.low_priority_max.interval";

    static final String PROPERTY_LOW_LATENCY = "bluetooth.gatt.low_priority.latency";

    static final String PROPERTY_SUFFIX_PRIMARY = ".primary";

    static final String PROPERTY_SUFFIX_SECONDARY = ".secondary";



    private final AdapterService mAdapterService;

    private final BluetoothAdapter mAdapter = BluetoothAdapter.getDefaultAdapter();

    private final Set<BluetoothDevice> mMetadataListeningDevices = new HashSet<>();



    public CompanionManager(AdapterService service, ServiceFactory factory) {

        mAdapterService = service;



        mGattConnHighDefault = new int[] {

                service.getResources().getInteger(R.integer.gatt_high_priority_min_interval),

                service.getResources().getInteger(R.integer.gatt_high_priority_max_interval),

                service.getResources().getInteger(R.integer.gatt_high_priority_latency)};

                getGattConfig(PROPERTY_HIGH_MIN_INTERVAL,

                        R.integer.gatt_high_priority_min_interval),

                getGattConfig(PROPERTY_HIGH_MAX_INTERVAL,

                        R.integer.gatt_high_priority_max_interval),

                getGattConfig(PROPERTY_HIGH_LATENCY,

                        R.integer.gatt_high_priority_latency)};

        mGattConnBalanceDefault = new int[] {

                service.getResources().getInteger(R.integer.gatt_balanced_priority_min_interval),

                service.getResources().getInteger(R.integer.gatt_balanced_priority_max_interval),

                service.getResources().getInteger(R.integer.gatt_balanced_priority_latency)};

                getGattConfig(PROPERTY_BALANCED_MIN_INTERVAL,

                        R.integer.gatt_balanced_priority_min_interval),

                getGattConfig(PROPERTY_BALANCED_MAX_INTERVAL,

                        R.integer.gatt_balanced_priority_max_interval),

                getGattConfig(PROPERTY_BALANCED_LATENCY,

                        R.integer.gatt_balanced_priority_latency)};

        mGattConnLowDefault = new int[] {

                service.getResources().getInteger(R.integer.gatt_low_power_min_interval),

                service.getResources().getInteger(R.integer.gatt_low_power_max_interval),

                service.getResources().getInteger(R.integer.gatt_low_power_latency)};

                getGattConfig(PROPERTY_LOW_MIN_INTERVAL, R.integer.gatt_low_power_min_interval),

                getGattConfig(PROPERTY_LOW_MAX_INTERVAL, R.integer.gatt_low_power_max_interval),

                getGattConfig(PROPERTY_LOW_LATENCY, R.integer.gatt_low_power_latency)};



        mGattConnHighPrimary = new int[] {

                service.getResources().getInteger(

                getGattConfig(PROPERTY_HIGH_MIN_INTERVAL + PROPERTY_SUFFIX_PRIMARY,

                        R.integer.gatt_high_priority_min_interval_primary),

                service.getResources().getInteger(

                getGattConfig(PROPERTY_HIGH_MAX_INTERVAL + PROPERTY_SUFFIX_PRIMARY,

                        R.integer.gatt_high_priority_max_interval_primary),

                service.getResources().getInteger(

                getGattConfig(PROPERTY_HIGH_LATENCY + PROPERTY_SUFFIX_PRIMARY,

                        R.integer.gatt_high_priority_latency_primary)};

        mGattConnBalancePrimary = new int[] {

                service.getResources().getInteger(

                getGattConfig(PROPERTY_BALANCED_MIN_INTERVAL + PROPERTY_SUFFIX_PRIMARY,

                        R.integer.gatt_balanced_priority_min_interval_primary),

                service.getResources().getInteger(

                getGattConfig(PROPERTY_BALANCED_MAX_INTERVAL + PROPERTY_SUFFIX_PRIMARY,

                        R.integer.gatt_balanced_priority_max_interval_primary),

                service.getResources().getInteger(

                getGattConfig(PROPERTY_BALANCED_LATENCY + PROPERTY_SUFFIX_PRIMARY,

                        R.integer.gatt_balanced_priority_latency_primary)};

        mGattConnLowPrimary = new int[] {

                service.getResources().getInteger(R.integer.gatt_low_power_min_interval_primary),

                service.getResources().getInteger(R.integer.gatt_low_power_max_interval_primary),

                service.getResources().getInteger(R.integer.gatt_low_power_latency_primary)};

                getGattConfig(PROPERTY_LOW_MIN_INTERVAL + PROPERTY_SUFFIX_PRIMARY,

                        R.integer.gatt_low_power_min_interval_primary),

                getGattConfig(PROPERTY_LOW_MAX_INTERVAL + PROPERTY_SUFFIX_PRIMARY,

                        R.integer.gatt_low_power_max_interval_primary),

                getGattConfig(PROPERTY_LOW_LATENCY + PROPERTY_SUFFIX_PRIMARY,

                        R.integer.gatt_low_power_latency_primary)};



        mGattConnHighSecondary = new int[] {

                service.getResources().getInteger(

                getGattConfig(PROPERTY_HIGH_MIN_INTERVAL + PROPERTY_SUFFIX_SECONDARY,

                        R.integer.gatt_high_priority_min_interval_secondary),

                service.getResources().getInteger(

                getGattConfig(PROPERTY_HIGH_MAX_INTERVAL + PROPERTY_SUFFIX_SECONDARY,

                        R.integer.gatt_high_priority_max_interval_secondary),

                service.getResources().getInteger(R.integer.gatt_high_priority_latency_secondary)};

                getGattConfig(PROPERTY_HIGH_LATENCY + PROPERTY_SUFFIX_SECONDARY,

                        R.integer.gatt_high_priority_latency_secondary)};

        mGattConnBalanceSecondary = new int[] {

                service.getResources().getInteger(

                getGattConfig(PROPERTY_BALANCED_MIN_INTERVAL + PROPERTY_SUFFIX_SECONDARY,

                        R.integer.gatt_balanced_priority_min_interval_secondary),

                service.getResources().getInteger(

                getGattConfig(PROPERTY_BALANCED_MAX_INTERVAL + PROPERTY_SUFFIX_SECONDARY,

                        R.integer.gatt_balanced_priority_max_interval_secondary),

                service.getResources().getInteger(

                getGattConfig(PROPERTY_BALANCED_LATENCY + PROPERTY_SUFFIX_SECONDARY,

                        R.integer.gatt_balanced_priority_latency_secondary)};

        mGattConnLowSecondary = new int[] {

                service.getResources().getInteger(R.integer.gatt_low_power_min_interval_secondary),

                service.getResources().getInteger(R.integer.gatt_low_power_max_interval_secondary),

                service.getResources().getInteger(R.integer.gatt_low_power_latency_secondary)};

                getGattConfig(PROPERTY_LOW_MIN_INTERVAL + PROPERTY_SUFFIX_SECONDARY,

                        R.integer.gatt_low_power_min_interval_secondary),

                getGattConfig(PROPERTY_LOW_MAX_INTERVAL + PROPERTY_SUFFIX_SECONDARY,

                        R.integer.gatt_low_power_max_interval_secondary),

                getGattConfig(PROPERTY_LOW_LATENCY + PROPERTY_SUFFIX_SECONDARY,

                        R.integer.gatt_low_power_latency_secondary)};

    }



    private int getGattConfig(String property, int resId) {

        return SystemProperties.getInt(property, mAdapterService.getResources().getInteger(resId));

    }



    void loadCompanionInfo() {