Merge "Add GameManager service." into sc-dev am: 72036e758c am: cc78cda942

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13430586

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Idc614a096afd07cd7d1b5f9dd43b221ba955b706

graphics/java/android/graphics/GameManager.java

@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2021 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 android.graphics;
+
+import android.annotation.IntDef;
+import android.annotation.SystemService;
+import android.annotation.UserHandleAware;
+import android.content.Context;
+import android.os.Handler;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import android.os.ServiceManager.ServiceNotFoundException;
+
+import com.android.internal.annotations.VisibleForTesting;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+/**
+ * The GameManager allows system apps to modify and query the game mode of apps.
+ *
+ * @hide
+ */
+@VisibleForTesting(visibility = VisibleForTesting.Visibility.PACKAGE)
+@SystemService(Context.GAME_SERVICE)
+public final class GameManager {
+
+    private static final String TAG = "GameManager";
+
+    private final Context mContext;
+    private final IGameManagerService mService;
+
+    @IntDef(flag = false, prefix = { "GAME_MODE_" }, value = {
+            GAME_MODE_UNSUPPORTED, // 0
+            GAME_MODE_STANDARD, // 1
+            GAME_MODE_PERFORMANCE, // 2
+            GAME_MODE_BATTERY, // 3
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface GameMode {}
+
+    public static final int GAME_MODE_UNSUPPORTED = 0;
+    public static final int GAME_MODE_STANDARD = 1;
+    public static final int GAME_MODE_PERFORMANCE = 2;
+    public static final int GAME_MODE_BATTERY = 3;
+
+    public GameManager(Context context, Handler handler) throws ServiceNotFoundException {
+        mContext = context;
+        mService = IGameManagerService.Stub.asInterface(
+                ServiceManager.getServiceOrThrow(Context.GAME_SERVICE));
+    }
+
+    @VisibleForTesting
+    public GameManager(Context context, IGameManagerService gameManagerService) {
+        mContext = context;
+        mService = gameManagerService;
+    }
+
+    /**
+     * Returns the game mode for the given package.
+     */
+    // TODO(b/178111358): Add @RequiresPermission.
+    @UserHandleAware
+    public @GameMode int getGameMode(String packageName) {
+        try {
+            return mService.getGameMode(packageName, mContext.getUserId());
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Sets the game mode for the given package.
+     */
+    // TODO(b/178111358): Add @RequiresPermission.
+    @UserHandleAware
+    public void setGameMode(String packageName, @GameMode int gameMode) {
+        try {
+            mService.setGameMode(packageName, gameMode, mContext.getUserId());
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+}

graphics/java/android/graphics/IGameManagerService.aidl

@@ -0,0 +1,25 @@
+/*
+** Copyright 2021, 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 android.graphics;
+
+/**
+ * @hide
+ */
+interface IGameManagerService {
+    int getGameMode(String packageName, int userId);
+    void setGameMode(String packageName, int gameMode, int userId);
+}