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Commit 11caa367 authored by David Duarte's avatar David Duarte
Browse files

BluetoothHearingAid: Use Collections.emptyList() 

Replace all new ArrayList by Collections.emptyList().
Collections.emptyList gives an imutable list.

Bug: 311713922
Test: m com.android.btservices
Change-Id: I6d5368f6ad831fb4b13bbf024f984df84eb8f8ba
parent 43e97ead

framework/java/android/bluetooth/BluetoothHearingAid.java

+4 −4
Original line number Diff line number Diff line
@@ -43,7 +43,7 @@ import com.android.modules.utils.SynchronousResultReceiver; 


import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;

import java.util.concurrent.TimeoutException;
@@ -471,7 +471,7 @@ public final class BluetoothHearingAid implements BluetoothProfile { 
    public @NonNull List<BluetoothDevice> getConnectedDevices() {

        if (VDBG) Log.v(TAG, "getConnectedDevices()");

        final IBluetoothHearingAid service = getService();

        final List<BluetoothDevice> defaultValue = new ArrayList<BluetoothDevice>();

        final List<BluetoothDevice> defaultValue = Collections.emptyList();

        if (service == null) {

            Log.w(TAG, "Proxy not attached to service");

            if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -500,7 +500,7 @@ public final class BluetoothHearingAid implements BluetoothProfile { 
    public List<BluetoothDevice> getDevicesMatchingConnectionStates(@NonNull int[] states) {

        if (VDBG) Log.v(TAG, "getDevicesMatchingStates()");

        final IBluetoothHearingAid service = getService();

        final List<BluetoothDevice> defaultValue = new ArrayList<BluetoothDevice>();

        final List<BluetoothDevice> defaultValue = Collections.emptyList();

        if (service == null) {

            Log.w(TAG, "Proxy not attached to service");

            if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));
@@ -602,7 +602,7 @@ public final class BluetoothHearingAid implements BluetoothProfile { 
    public @NonNull List<BluetoothDevice> getActiveDevices() {

        if (VDBG) Log.v(TAG, "getActiveDevices()");

        final IBluetoothHearingAid service = getService();

        final List<BluetoothDevice> defaultValue = new ArrayList<>();

        final List<BluetoothDevice> defaultValue = Collections.emptyList();

        if (service == null) {

            Log.w(TAG, "Proxy not attached to service");

            if (DBG) Log.d(TAG, Log.getStackTraceString(new Throwable()));