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Commit a7a93b53 authored Feb 14, 2023 by Robert Horvath

Open POLICY_CHANGED broadcast up to public API

(Non-privileged) apps can query aspects of the Low Power Standby policy.
They should also be able to react to changes in the policy.

Bug: 234002812
Test: atest LowPowerStandbyTest
Change-Id: Id475e8799611444dda77b00c7a4eec103002cdc8

parent 559266a7

core/api/current.txt

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -33305,6 +33305,7 @@ package android.os {
	field public static final String ACTION_DEVICE_IDLE_MODE_CHANGED = "android.os.action.DEVICE_IDLE_MODE_CHANGED";		field public static final String ACTION_DEVICE_IDLE_MODE_CHANGED = "android.os.action.DEVICE_IDLE_MODE_CHANGED";
	field public static final String ACTION_DEVICE_LIGHT_IDLE_MODE_CHANGED = "android.os.action.LIGHT_DEVICE_IDLE_MODE_CHANGED";		field public static final String ACTION_DEVICE_LIGHT_IDLE_MODE_CHANGED = "android.os.action.LIGHT_DEVICE_IDLE_MODE_CHANGED";
	field public static final String ACTION_LOW_POWER_STANDBY_ENABLED_CHANGED = "android.os.action.LOW_POWER_STANDBY_ENABLED_CHANGED";		field public static final String ACTION_LOW_POWER_STANDBY_ENABLED_CHANGED = "android.os.action.LOW_POWER_STANDBY_ENABLED_CHANGED";
			field public static final String ACTION_LOW_POWER_STANDBY_POLICY_CHANGED = "android.os.action.LOW_POWER_STANDBY_POLICY_CHANGED";
	field public static final String ACTION_POWER_SAVE_MODE_CHANGED = "android.os.action.POWER_SAVE_MODE_CHANGED";		field public static final String ACTION_POWER_SAVE_MODE_CHANGED = "android.os.action.POWER_SAVE_MODE_CHANGED";
	field @Deprecated public static final int FULL_WAKE_LOCK = 26; // 0x1a		field @Deprecated public static final int FULL_WAKE_LOCK = 26; // 0x1a
	field public static final int LOCATION_MODE_ALL_DISABLED_WHEN_SCREEN_OFF = 2; // 0x2		field public static final int LOCATION_MODE_ALL_DISABLED_WHEN_SCREEN_OFF = 2; // 0x2

core/api/system-current.txt

+0 −1

Original line number	Original line	Diff line number	Diff line
	@@ -10638,7 +10638,6 @@ package android.os {
	method @RequiresPermission(anyOf={android.Manifest.permission.DEVICE_POWER, android.Manifest.permission.POWER_SAVER}) public boolean setPowerSaveModeEnabled(boolean);		method @RequiresPermission(anyOf={android.Manifest.permission.DEVICE_POWER, android.Manifest.permission.POWER_SAVER}) public boolean setPowerSaveModeEnabled(boolean);
	method @RequiresPermission(android.Manifest.permission.WRITE_DREAM_STATE) public void suppressAmbientDisplay(@NonNull String, boolean);		method @RequiresPermission(android.Manifest.permission.WRITE_DREAM_STATE) public void suppressAmbientDisplay(@NonNull String, boolean);
	method @RequiresPermission(anyOf={android.Manifest.permission.DEVICE_POWER, android.Manifest.permission.USER_ACTIVITY}) public void userActivity(long, int, int);		method @RequiresPermission(anyOf={android.Manifest.permission.DEVICE_POWER, android.Manifest.permission.USER_ACTIVITY}) public void userActivity(long, int, int);
	field @RequiresPermission(android.Manifest.permission.MANAGE_LOW_POWER_STANDBY) public static final String ACTION_LOW_POWER_STANDBY_POLICY_CHANGED = "android.os.action.LOW_POWER_STANDBY_POLICY_CHANGED";
	field public static final int POWER_SAVE_MODE_TRIGGER_DYNAMIC = 1; // 0x1		field public static final int POWER_SAVE_MODE_TRIGGER_DYNAMIC = 1; // 0x1
	field public static final int POWER_SAVE_MODE_TRIGGER_PERCENTAGE = 0; // 0x0		field public static final int POWER_SAVE_MODE_TRIGGER_PERCENTAGE = 0; // 0x0
	field public static final String REBOOT_USERSPACE = "userspace";		field public static final String REBOOT_USERSPACE = "userspace";

core/java/android/os/PowerManager.java

+4 −6

Original line number	Original line	Diff line number	Diff line
	@@ -2968,15 +2968,13 @@ public final class PowerManager {
	"android.os.action.LOW_POWER_STANDBY_ENABLED_CHANGED";		"android.os.action.LOW_POWER_STANDBY_ENABLED_CHANGED";

	/**		/**
	* Intent that is broadcast when Low Power Standby is enabled or disabled.		* Intent that is broadcast when Low Power Standby policy is changed.
	* This broadcast is only sent to registered receivers.		* This broadcast is only sent to registered receivers.
	*		*
	* @see #getLowPowerStandbyPolicy		* @see #isExemptFromLowPowerStandby()
	* @see #setLowPowerStandbyPolicy		* @see #isAllowedInLowPowerStandby(int)
	* @hide		* @see #isAllowedInLowPowerStandby(String)
	*/		*/
	@SystemApi
	@RequiresPermission(android.Manifest.permission.MANAGE_LOW_POWER_STANDBY)
	@SdkConstant(SdkConstant.SdkConstantType.BROADCAST_INTENT_ACTION)		@SdkConstant(SdkConstant.SdkConstantType.BROADCAST_INTENT_ACTION)
	public static final String ACTION_LOW_POWER_STANDBY_POLICY_CHANGED =		public static final String ACTION_LOW_POWER_STANDBY_POLICY_CHANGED =
	"android.os.action.LOW_POWER_STANDBY_POLICY_CHANGED";		"android.os.action.LOW_POWER_STANDBY_POLICY_CHANGED";

services/core/java/com/android/server/power/LowPowerStandbyController.java

+1 −3

Original line number	Original line	Diff line number	Diff line
	@@ -19,7 +19,6 @@ package com.android.server.power;
	import static android.os.PowerManager.LOW_POWER_STANDBY_ALLOWED_REASON_TEMP_POWER_SAVE_ALLOWLIST;		import static android.os.PowerManager.LOW_POWER_STANDBY_ALLOWED_REASON_TEMP_POWER_SAVE_ALLOWLIST;
	import static android.os.PowerManager.lowPowerStandbyAllowedReasonsToString;		import static android.os.PowerManager.lowPowerStandbyAllowedReasonsToString;

	import android.Manifest;
	import android.annotation.NonNull;		import android.annotation.NonNull;
	import android.annotation.Nullable;		import android.annotation.Nullable;
	import android.app.AlarmManager;		import android.app.AlarmManager;
	@@ -692,8 +691,7 @@ public class LowPowerStandbyController {
	final Intent intent = new Intent(		final Intent intent = new Intent(
	PowerManager.ACTION_LOW_POWER_STANDBY_POLICY_CHANGED);		PowerManager.ACTION_LOW_POWER_STANDBY_POLICY_CHANGED);
	intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY \| Intent.FLAG_RECEIVER_FOREGROUND);		intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY \| Intent.FLAG_RECEIVER_FOREGROUND);
	mContext.sendBroadcastAsUser(intent, UserHandle.ALL,		mContext.sendBroadcastAsUser(intent, UserHandle.ALL);
	Manifest.permission.MANAGE_LOW_POWER_STANDBY);
	}		}

	private void onStandbyTimeoutExpired() {		private void onStandbyTimeoutExpired() {