mirror of https://github.com/NekoX-Dev/NekoX.git
95 lines
2.9 KiB
Java
95 lines
2.9 KiB
Java
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.android.exoplayer2;
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import android.content.Context;
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import android.net.wifi.WifiManager;
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import android.net.wifi.WifiManager.WifiLock;
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import androidx.annotation.Nullable;
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import com.google.android.exoplayer2.util.Log;
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/**
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* Handles a {@link WifiLock}
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*
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* <p>The handling of wifi locks requires the {@link android.Manifest.permission#WAKE_LOCK}
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* permission.
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*/
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/* package */ final class WifiLockManager {
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private static final String TAG = "WifiLockManager";
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private static final String WIFI_LOCK_TAG = "ExoPlayer:WifiLockManager";
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@Nullable private final WifiManager wifiManager;
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@Nullable private WifiLock wifiLock;
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private boolean enabled;
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private boolean stayAwake;
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public WifiLockManager(Context context) {
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wifiManager =
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(WifiManager) context.getApplicationContext().getSystemService(Context.WIFI_SERVICE);
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}
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/**
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* Sets whether to enable the usage of a {@link WifiLock}.
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*
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* <p>By default, wifi lock handling is not enabled. Enabling will acquire the wifi lock if
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* necessary. Disabling will release the wifi lock if held.
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*
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* <p>Enabling {@link WifiLock} requires the {@link android.Manifest.permission#WAKE_LOCK}.
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*
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* @param enabled True if the player should handle a {@link WifiLock}.
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*/
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public void setEnabled(boolean enabled) {
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if (enabled && wifiLock == null) {
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if (wifiManager == null) {
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Log.w(TAG, "WifiManager is null, therefore not creating the WifiLock.");
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return;
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}
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wifiLock = wifiManager.createWifiLock(WifiManager.WIFI_MODE_FULL_HIGH_PERF, WIFI_LOCK_TAG);
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wifiLock.setReferenceCounted(false);
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}
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this.enabled = enabled;
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updateWifiLock();
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}
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/**
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* Sets whether to acquire or release the {@link WifiLock}.
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*
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* <p>The wifi lock will not be acquired unless handling has been enabled through {@link
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* #setEnabled(boolean)}.
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*
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* @param stayAwake True if the player should acquire the {@link WifiLock}. False if it should
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* release.
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*/
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public void setStayAwake(boolean stayAwake) {
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this.stayAwake = stayAwake;
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updateWifiLock();
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}
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private void updateWifiLock() {
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if (wifiLock == null) {
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return;
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}
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if (enabled && stayAwake) {
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wifiLock.acquire();
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} else {
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wifiLock.release();
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}
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}
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}
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