Merge "Add ADB commands to control ambient display" (df2c30b4) · Commits · e / os / android_frameworks_base

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

+20 −0

Original line number	Diff line number	Diff line
		@@ -29,7 +29,9 @@ import android.util.Slog;
		import com.android.internal.statusbar.IStatusBarService;

		import java.io.PrintWriter;
		import java.util.ArrayList;
		import java.util.Collections;
		import java.util.List;
		import java.util.Set;

		/**
		@@ -72,6 +74,24 @@ public class AmbientDisplaySuppressionController {
		}
		}

		/**
		* Returns the tokens used to suppress ambient display through
		* {@link #suppress(String, int, boolean)}.
		*
		* @param callingUid The uid of the calling application.
		*/
		List<String> getSuppressionTokens(int callingUid) {
		List<String> result = new ArrayList<>();
		synchronized (mSuppressionTokens) {
		for (Pair<String, Integer> token : mSuppressionTokens) {
		if (token.second == callingUid) {
		result.add(token.first);
		}
		}
		}
		return result;
		}

		/**
		* Returns whether ambient display is suppressed for the given token.
		*

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

+16 −0

Original line number	Diff line number	Diff line
		@@ -5500,6 +5500,22 @@ public final class PowerManagerService extends SystemService
		Binder.restoreCallingIdentity(ident);
		}
		}

		/**
		* Returns the tokens used to suppress ambient display by the calling app.
		*
		* <p>The calling app suppressed ambient display by calling
		* {@link #suppressAmbientDisplay(String, boolean)}.
		*/
		public List<String> getAmbientDisplaySuppressionTokens() {
		final int uid = Binder.getCallingUid();
		final long ident = Binder.clearCallingIdentity();
		try {
		return mAmbientDisplaySuppressionController.getSuppressionTokens(uid);
		} finally {
		Binder.restoreCallingIdentity(ident);
		}
		}
		}

		@VisibleForTesting

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

+42 −7

Original line number	Diff line number	Diff line
		@@ -17,20 +17,20 @@
		package com.android.server.power;

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

		import java.io.PrintWriter;
		import java.util.List;

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

		final IPowerManager mInterface;
		final PowerManagerService.BinderService mService;

		PowerManagerShellCommand(IPowerManager service) {
		mInterface = service;
		PowerManagerShellCommand(PowerManagerService.BinderService service) {
		mService = service;
		}

		@Override
		@@ -48,6 +48,10 @@ class PowerManagerShellCommand extends ShellCommand {
		return runSetMode();
		case "set-fixed-performance-mode-enabled":
		return runSetFixedPerformanceModeEnabled();
		case "suppress-ambient-display":
		return runSuppressAmbientDisplay();
		case "list-ambient-display-suppression-tokens":
		return runListAmbientDisplaySuppressionTokens();
		default:
		return handleDefaultCommands(cmd);
		}
		@@ -58,7 +62,7 @@ class PowerManagerShellCommand extends ShellCommand {
		}

		private int runSetAdaptiveEnabled() throws RemoteException {
		mInterface.setAdaptivePowerSaveEnabled(Boolean.parseBoolean(getNextArgRequired()));
		mService.setAdaptivePowerSaveEnabled(Boolean.parseBoolean(getNextArgRequired()));
		return 0;
		}

		@@ -71,12 +75,12 @@ class PowerManagerShellCommand extends ShellCommand {
		pw.println("Error: " + ex.toString());
		return -1;
		}
		mInterface.setPowerSaveModeEnabled(mode == LOW_POWER_MODE_ON);
		mService.setPowerSaveModeEnabled(mode == LOW_POWER_MODE_ON);
		return 0;
		}

		private int runSetFixedPerformanceModeEnabled() throws RemoteException {
		boolean success = mInterface.setPowerModeChecked(
		boolean success = mService.setPowerModeChecked(
		PowerManagerInternal.MODE_FIXED_PERFORMANCE,
		Boolean.parseBoolean(getNextArgRequired()));
		if (!success) {
		@@ -87,6 +91,32 @@ class PowerManagerShellCommand extends ShellCommand {
		return success ? 0 : -1;
		}

		private int runSuppressAmbientDisplay() throws RemoteException {
		final PrintWriter pw = getOutPrintWriter();

		try {
		String token = getNextArgRequired();
		boolean enabled = Boolean.parseBoolean(getNextArgRequired());
		mService.suppressAmbientDisplay(token, enabled);
		} catch (RuntimeException ex) {
		pw.println("Error: " + ex.toString());
		return -1;
		}

		return 0;
		}

		private int runListAmbientDisplaySuppressionTokens() throws RemoteException {
		final PrintWriter pw = getOutPrintWriter();
		List<String> tokens = mService.getAmbientDisplaySuppressionTokens();
		if (tokens.isEmpty()) {
		pw.println("none");
		} else {
		pw.println(String.format("[%s]", String.join(", ", tokens)));
		}

		return 0;
		}
		@Override
		public void onHelp() {
		final PrintWriter pw = getOutPrintWriter();
		@@ -103,6 +133,11 @@ class PowerManagerShellCommand extends ShellCommand {
		pw.println(" enables or disables fixed performance mode");
		pw.println(" note: this will affect system performance and should only be used");
		pw.println(" during development");
		pw.println(" suppress-ambient-display <token> [true\|false]");
		pw.println(" suppresses the current ambient display configuration and disables");
		pw.println(" ambient display");
		pw.println(" list-ambient-display-suppression-tokens");
		pw.println(" prints the tokens used to suppress ambient display");
		pw.println();
		Intent.printIntentArgsHelp(pw , "");
		}

services/tests/servicestests/src/com/android/server/power/PowerManagerServiceTest.java

+29 −0

Original line number	Diff line number	Diff line
		@@ -1052,6 +1052,35 @@ public class PowerManagerServiceTest {
		.isFalse();
		}

		@Test
		public void testGetAmbientDisplaySuppressionTokens_default() {
		createService();
		BinderService service = mService.getBinderServiceInstance();

		assertThat(service.getAmbientDisplaySuppressionTokens()).isEmpty();
		}

		@Test
		public void testGetAmbientDisplaySuppressionTokens_singleToken() {
		createService();
		BinderService service = mService.getBinderServiceInstance();
		service.suppressAmbientDisplay("test1", true);
		service.suppressAmbientDisplay("test2", false);

		assertThat(service.getAmbientDisplaySuppressionTokens()).containsExactly("test1");
		}

		@Test
		public void testGetAmbientDisplaySuppressionTokens_multipleTokens() {
		createService();
		BinderService service = mService.getBinderServiceInstance();
		service.suppressAmbientDisplay("test1", true);
		service.suppressAmbientDisplay("test2", true);

		assertThat(service.getAmbientDisplaySuppressionTokens())
		.containsExactly("test1", "test2");
		}

		@Test
		public void testSetPowerBoost_redirectsCallToNativeWrapper() {
		createService();