| /* |
| * 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 com.android.server.ambientcontext; |
| |
| import static java.lang.System.out; |
| |
| import android.annotation.NonNull; |
| import android.app.ambientcontext.AmbientContextEvent; |
| import android.app.ambientcontext.AmbientContextEventRequest; |
| import android.app.ambientcontext.AmbientContextManager; |
| import android.app.ambientcontext.IAmbientContextObserver; |
| import android.content.ComponentName; |
| import android.os.Binder; |
| import android.os.RemoteCallback; |
| import android.os.RemoteException; |
| import android.os.ShellCommand; |
| import android.util.Slog; |
| |
| import java.io.PrintWriter; |
| import java.util.List; |
| |
| /** |
| * Shell command for {@link AmbientContextManagerService}. |
| */ |
| final class AmbientContextShellCommand extends ShellCommand { |
| private static final String TAG = AmbientContextShellCommand.class.getSimpleName(); |
| |
| private static final AmbientContextEventRequest REQUEST = |
| new AmbientContextEventRequest.Builder() |
| .addEventType(AmbientContextEvent.EVENT_COUGH) |
| .addEventType(AmbientContextEvent.EVENT_SNORE) |
| .addEventType(AmbientContextEvent.EVENT_BACK_DOUBLE_TAP) |
| .build(); |
| |
| private static final int WEARABLE_AMBIENT_CONTEXT_EVENT_FOR_TESTING = |
| AmbientContextEvent.EVENT_VENDOR_WEARABLE_START + 1; |
| |
| private static final AmbientContextEventRequest WEARABLE_REQUEST = |
| new AmbientContextEventRequest.Builder() |
| .addEventType(WEARABLE_AMBIENT_CONTEXT_EVENT_FOR_TESTING) |
| .build(); |
| |
| private static final AmbientContextEventRequest MIXED_REQUEST = |
| new AmbientContextEventRequest.Builder() |
| .addEventType(AmbientContextEvent.EVENT_COUGH) |
| .addEventType(WEARABLE_AMBIENT_CONTEXT_EVENT_FOR_TESTING) |
| .build(); |
| |
| @NonNull |
| private final AmbientContextManagerService mService; |
| |
| AmbientContextShellCommand(@NonNull AmbientContextManagerService service) { |
| mService = service; |
| } |
| |
| /** Callbacks for AmbientContextEventService results used internally for testing. */ |
| static class TestableCallbackInternal { |
| private List<AmbientContextEvent> mLastEvents; |
| private int mLastStatus; |
| |
| public List<AmbientContextEvent> getLastEvents() { |
| return mLastEvents; |
| } |
| |
| public int getLastStatus() { |
| return mLastStatus; |
| } |
| |
| @NonNull |
| private IAmbientContextObserver createAmbientContextObserver() { |
| return new IAmbientContextObserver.Stub() { |
| @Override |
| public void onEvents(List<AmbientContextEvent> events) throws RemoteException { |
| mLastEvents = events; |
| out.println("Detection events available: " + events); |
| } |
| |
| @Override |
| public void onRegistrationComplete(int statusCode) throws RemoteException { |
| mLastStatus = statusCode; |
| } |
| }; |
| } |
| |
| @NonNull |
| private RemoteCallback createRemoteStatusCallback() { |
| return new RemoteCallback(result -> { |
| int status = result.getInt(AmbientContextManager.STATUS_RESPONSE_BUNDLE_KEY); |
| final long token = Binder.clearCallingIdentity(); |
| try { |
| mLastStatus = status; |
| } finally { |
| Binder.restoreCallingIdentity(token); |
| } |
| }); |
| } |
| } |
| |
| static final TestableCallbackInternal sTestableCallbackInternal = |
| new TestableCallbackInternal(); |
| |
| @Override |
| public int onCommand(String cmd) { |
| if (cmd == null) { |
| return handleDefaultCommands(cmd); |
| } |
| |
| switch (cmd) { |
| case "start-detection": |
| return runStartDetection(); |
| case "start-detection-wearable": |
| return runWearableStartDetection(); |
| case "start-detection-mixed": |
| return runMixedStartDetection(); |
| case "stop-detection": |
| return runStopDetection(); |
| case "get-last-status-code": |
| return getLastStatusCode(); |
| case "query-service-status": |
| return runQueryServiceStatus(); |
| case "query-wearable-service-status": |
| return runQueryWearableServiceStatus(); |
| case "query-mixed-service-status": |
| return runQueryMixedServiceStatus(); |
| case "get-bound-package": |
| return getBoundPackageName(); |
| case "set-temporary-service": |
| return setTemporaryService(); |
| case "set-temporary-services": |
| return setTemporaryServices(); |
| default: |
| return handleDefaultCommands(cmd); |
| } |
| } |
| |
| private int runStartDetection() { |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| final String packageName = getNextArgRequired(); |
| mService.startDetection( |
| userId, REQUEST, packageName, |
| sTestableCallbackInternal.createAmbientContextObserver()); |
| mService.newClientAdded(userId, REQUEST, packageName, |
| sTestableCallbackInternal.createAmbientContextObserver()); |
| return 0; |
| } |
| |
| private int runWearableStartDetection() { |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| final String packageName = getNextArgRequired(); |
| mService.startDetection( |
| userId, WEARABLE_REQUEST, packageName, |
| sTestableCallbackInternal.createAmbientContextObserver()); |
| mService.newClientAdded(userId, WEARABLE_REQUEST, packageName, |
| sTestableCallbackInternal.createAmbientContextObserver()); |
| return 0; |
| } |
| |
| private int runMixedStartDetection() { |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| final String packageName = getNextArgRequired(); |
| mService.startDetection( |
| userId, MIXED_REQUEST, packageName, |
| sTestableCallbackInternal.createAmbientContextObserver()); |
| mService.newClientAdded(userId, MIXED_REQUEST, packageName, |
| sTestableCallbackInternal.createAmbientContextObserver()); |
| return 0; |
| } |
| |
| private int runStopDetection() { |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| final String packageName = getNextArgRequired(); |
| mService.stopAmbientContextEvent(userId, packageName); |
| return 0; |
| } |
| |
| private int runQueryServiceStatus() { |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| final String packageName = getNextArgRequired(); |
| int[] types = new int[] { |
| AmbientContextEvent.EVENT_COUGH, |
| AmbientContextEvent.EVENT_SNORE}; |
| mService.queryServiceStatus(userId, packageName, types, |
| sTestableCallbackInternal.createRemoteStatusCallback()); |
| return 0; |
| } |
| |
| private int runQueryWearableServiceStatus() { |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| final String packageName = getNextArgRequired(); |
| int[] types = new int[] {WEARABLE_AMBIENT_CONTEXT_EVENT_FOR_TESTING}; |
| mService.queryServiceStatus(userId, packageName, types, |
| sTestableCallbackInternal.createRemoteStatusCallback()); |
| return 0; |
| } |
| |
| private int runQueryMixedServiceStatus() { |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| final String packageName = getNextArgRequired(); |
| int[] types = new int[] { |
| AmbientContextEvent.EVENT_COUGH, |
| WEARABLE_AMBIENT_CONTEXT_EVENT_FOR_TESTING}; |
| mService.queryServiceStatus(userId, packageName, types, |
| sTestableCallbackInternal.createRemoteStatusCallback()); |
| return 0; |
| } |
| |
| private int getLastStatusCode() { |
| final PrintWriter resultPrinter = getOutPrintWriter(); |
| int lastStatus = sTestableCallbackInternal.getLastStatus(); |
| resultPrinter.println(lastStatus); |
| return 0; |
| } |
| |
| @Override |
| public void onHelp() { |
| PrintWriter pw = getOutPrintWriter(); |
| pw.println("AmbientContextEvent commands: "); |
| pw.println(" help"); |
| pw.println(" Print this help text."); |
| pw.println(); |
| pw.println(" start-detection USER_ID PACKAGE_NAME: Starts AmbientContextEvent detection."); |
| pw.println(" start-detection-wearable USER_ID PACKAGE_NAME: " |
| + "Starts AmbientContextEvent detection for wearable."); |
| pw.println(" start-detection-mixed USER_ID PACKAGE_NAME: " |
| + " Starts AmbientContextEvent detection for mixed events."); |
| pw.println(" stop-detection USER_ID PACKAGE_NAME: Stops AmbientContextEvent detection."); |
| pw.println(" get-last-status-code: Prints the latest request status code."); |
| pw.println(" query-service-status USER_ID PACKAGE_NAME: Prints the service status code."); |
| pw.println(" query-wearable-service-status USER_ID PACKAGE_NAME: " |
| + "Prints the service status code for wearable."); |
| pw.println(" query-mixed-service-status USER_ID PACKAGE_NAME: " |
| + "Prints the service status code for mixed events."); |
| pw.println(" get-bound-package USER_ID:" |
| + " Print the bound package that implements the service."); |
| pw.println(" set-temporary-service USER_ID [PACKAGE_NAME] [COMPONENT_NAME DURATION]"); |
| pw.println(" Temporarily (for DURATION ms) changes the service implementation."); |
| pw.println(" To reset, call with just the USER_ID argument."); |
| pw.println(" set-temporary-services USER_ID " |
| + "[FIRST_PACKAGE_NAME] [SECOND_PACKAGE_NAME] [COMPONENT_NAME DURATION]"); |
| pw.println(" Temporarily (for DURATION ms) changes the service implementation."); |
| pw.println(" To reset, call with just the USER_ID argument."); |
| } |
| |
| private int getBoundPackageName() { |
| final PrintWriter resultPrinter = getOutPrintWriter(); |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| final ComponentName componentName = mService.getComponentName(userId, |
| AmbientContextManagerPerUserService.ServiceType.DEFAULT); |
| resultPrinter.println(componentName == null ? "" : componentName.getPackageName()); |
| return 0; |
| } |
| |
| private int setTemporaryService() { |
| final PrintWriter out = getOutPrintWriter(); |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| final String serviceName = getNextArg(); |
| if (serviceName == null) { |
| mService.resetTemporaryService(userId); |
| out.println("AmbientContextDetectionService temporary reset. "); |
| mService.setDefaultServiceEnabled(userId, true); |
| return 0; |
| } |
| |
| final int duration = Integer.parseInt(getNextArgRequired()); |
| mService.setTemporaryService(userId, serviceName, duration); |
| out.println("AmbientContextDetectionService temporarily set to " + serviceName |
| + " for " + duration + "ms"); |
| return 0; |
| } |
| |
| private int setTemporaryServices() { |
| String[] serviceNames = new String[2]; |
| final PrintWriter out = getOutPrintWriter(); |
| final int userId = Integer.parseInt(getNextArgRequired()); |
| mService.setDefaultServiceEnabled(userId, false); |
| final String firstServiceName = getNextArg(); |
| final String secondServiceName = getNextArg(); |
| if (firstServiceName == null || secondServiceName == null) { |
| mService.resetTemporaryService(userId); |
| mService.setDefaultServiceEnabled(userId, true); |
| out.println("AmbientContextDetectionService temporary reset."); |
| return 0; |
| } |
| serviceNames[0] = firstServiceName; |
| serviceNames[1] = secondServiceName; |
| final int duration = Integer.parseInt(getNextArgRequired()); |
| mService.setTemporaryServices(userId, serviceNames, duration); |
| Slog.w(TAG, "AmbientContextDetectionService temporarily set to " + serviceNames[0] |
| + " and " + serviceNames[1] |
| + " for " + duration + "ms"); |
| out.println("AmbientContextDetectionService temporarily set to " + serviceNames[0] |
| + " and " + serviceNames[1] |
| + " for " + duration + "ms"); |
| return 0; |
| } |
| } |