Merge "Add set-mode command to turn battery saver mode on and off." into oc-dev am: 78b3b2308c (6306035a) · Commits · e / os / android_frameworks_base

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

+10 −0

Original line number	Diff line number	Diff line
		@@ -46,6 +46,8 @@ import android.os.PowerManagerInternal;
		import android.os.PowerSaveState;
		import android.os.Process;
		import android.os.RemoteException;
		import android.os.ResultReceiver;
		import android.os.ShellCallback;
		import android.os.SystemClock;
		import android.os.SystemProperties;
		import android.os.Trace;
		@@ -4027,6 +4029,14 @@ public final class PowerManagerService extends SystemService
		}

		private final class BinderService extends IPowerManager.Stub {
		@Override
		public void onShellCommand(FileDescriptor in, FileDescriptor out,
		FileDescriptor err, String[] args, ShellCallback callback,
		ResultReceiver resultReceiver) {
		(new PowerManagerShellCommand(this)).exec(
		this, in, out, err, args, callback, resultReceiver);
		}

		@Override // Binder call
		public void acquireWakeLockWithUid(IBinder lock, int flags, String tag,
		String packageName, int uid) {

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

0 → 100644

+81 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2017 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package com.android.server.power;

		import android.content.Intent;
		import android.os.IPowerManager;
		import android.os.RemoteException;
		import android.os.ShellCommand;

		import java.io.PrintWriter;

		class PowerManagerShellCommand extends ShellCommand {
		private static final int LOW_POWER_MODE_ON = 1;

		final IPowerManager mInterface;

		PowerManagerShellCommand(IPowerManager service) {
		mInterface = service;
		}

		@Override
		public int onCommand(String cmd) {
		if (cmd == null) {
		return handleDefaultCommands(cmd);
		}

		final PrintWriter pw = getOutPrintWriter();
		try {
		switch(cmd) {
		case "set-mode":
		return runSetMode();
		default:
		return handleDefaultCommands(cmd);
		}
		} catch (RemoteException e) {
		pw.println("Remote exception: " + e);
		}
		return -1;
		}

		private int runSetMode() throws RemoteException {
		final PrintWriter pw = getOutPrintWriter();
		int mode = -1;
		try {
		mode = Integer.parseInt(getNextArgRequired());
		} catch (RuntimeException ex) {
		pw.println("Error: " + ex.toString());
		return -1;
		}
		mInterface.setPowerSaveMode(mode == LOW_POWER_MODE_ON);
		return 0;
		}

		@Override
		public void onHelp() {
		final PrintWriter pw = getOutPrintWriter();
		pw.println("Power manager (power) commands:");
		pw.println(" help");
		pw.println(" Print this help text.");
		pw.println("");
		pw.println(" set-mode MODE");
		pw.println(" sets the power mode of the device to MODE.");
		pw.println(" 1 turns low power mode on and 0 turns low power mode off.");
		pw.println();
		Intent.printIntentArgsHelp(pw , "");
		}
		}