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Add trace for AccessibilityManagerService,

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AccessibilityServiceConnection and AccessibilityService.

Bug: 157601519
Test: adb shell cmd accessibility start-trace
      adb shell cmd accessibility stop-trace
Change-Id: Ia2c13ac26c391dcb56da4bfc9f8d643dff4d7772
This commit is contained in:
Hongming Jin
2021-02-19 09:20:55 -08:00
parent 9924535b29
commit e593e90239
12 changed files with 516 additions and 29 deletions
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183
services/accessibility/java/com/android/server/accessibility/AbstractAccessibilityServiceConnection.java
View File

@@ -102,6 +102,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
FingerprintGestureDispatcher.FingerprintGestureClient {
private static final boolean DEBUG = false;
private static final String LOG_TAG = "AbstractAccessibilityServiceConnection";
private static final String TRACE_A11Y_SERVICE_CONNECTION =
LOG_TAG + ".IAccessibilityServiceConnection";
private static final String TRACE_A11Y_SERVICE_CLIENT =
LOG_TAG + ".IAccessibilityServiceClient";
private static final int WAIT_WINDOWS_TIMEOUT_MILLIS = 5000;
protected static final String TAKE_SCREENSHOT = "takeScreenshot";
@@ -127,6 +131,7 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
protected final Object mLock;
protected final AccessibilitySecurityPolicy mSecurityPolicy;
protected final AccessibilityTrace mTrace;
// The service that's bound to this instance. Whenever this value is non-null, this
// object is registered as a death recipient
@@ -247,7 +252,7 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
public AbstractAccessibilityServiceConnection(Context context, ComponentName componentName,
AccessibilityServiceInfo accessibilityServiceInfo, int id, Handler mainHandler,
Object lock, AccessibilitySecurityPolicy securityPolicy, SystemSupport systemSupport,
WindowManagerInternal windowManagerInternal,
AccessibilityTrace trace, WindowManagerInternal windowManagerInternal,
SystemActionPerformer systemActionPerfomer,
AccessibilityWindowManager a11yWindowManager) {
mContext = context;
@@ -259,6 +264,7 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
mSecurityPolicy = securityPolicy;
mSystemActionPerformer = systemActionPerfomer;
mSystemSupport = systemSupport;
mTrace = trace;
mMainHandler = mainHandler;
mInvocationHandler = new InvocationHandler(mainHandler.getLooper());
mA11yWindowManager = a11yWindowManager;
@@ -291,6 +297,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
return false;
}
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".onKeyEvent",
keyEvent + ", " + sequenceNumber);
}
mServiceInterface.onKeyEvent(keyEvent, sequenceNumber);
} catch (RemoteException e) {
return false;
@@ -354,11 +364,18 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public void setOnKeyEventResult(boolean handled, int sequence) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".setOnKeyEventResult",
"handled=" + handled + ";sequence=" + sequence);
}
mSystemSupport.getKeyEventDispatcher().setOnKeyEventResult(this, handled, sequence);
}
@Override
public AccessibilityServiceInfo getServiceInfo() {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getServiceInfo");
}
synchronized (mLock) {
return mAccessibilityServiceInfo;
}
@@ -375,6 +392,9 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public void setServiceInfo(AccessibilityServiceInfo info) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".setServiceInfo", "info=" + info);
}
final long identity = Binder.clearCallingIdentity();
try {
synchronized (mLock) {
@@ -400,6 +420,9 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Nullable
@Override
public AccessibilityWindowInfo.WindowListSparseArray getWindows() {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getWindows");
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return null;
@@ -434,6 +457,9 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public AccessibilityWindowInfo getWindow(int windowId) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getWindow", "windowId=" + windowId);
}
synchronized (mLock) {
int displayId = Display.INVALID_DISPLAY;
if (windowId != AccessibilityWindowInfo.UNDEFINED_WINDOW_ID) {
@@ -469,6 +495,13 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
long accessibilityNodeId, String viewIdResName, int interactionId,
IAccessibilityInteractionConnectionCallback callback, long interrogatingTid)
throws RemoteException {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".findAccessibilityNodeInfosByViewId",
"accessibilityWindowId=" + accessibilityWindowId + ";accessibilityNodeId="
+ accessibilityNodeId + ";viewIdResName=" + viewIdResName + ";interactionId="
+ interactionId + ";callback=" + callback + ";interrogatingTid="
+ interrogatingTid);
}
final int resolvedWindowId;
RemoteAccessibilityConnection connection;
Region partialInteractiveRegion = Region.obtain();
@@ -530,6 +563,12 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
long accessibilityNodeId, String text, int interactionId,
IAccessibilityInteractionConnectionCallback callback, long interrogatingTid)
throws RemoteException {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".findAccessibilityNodeInfosByText",
"accessibilityWindowId=" + accessibilityWindowId + ";accessibilityNodeId="
+ accessibilityNodeId + ";text=" + text + ";interactionId=" + interactionId
+ ";callback=" + callback + ";interrogatingTid=" + interrogatingTid);
}
final int resolvedWindowId;
RemoteAccessibilityConnection connection;
Region partialInteractiveRegion = Region.obtain();
@@ -591,6 +630,14 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
int accessibilityWindowId, long accessibilityNodeId, int interactionId,
IAccessibilityInteractionConnectionCallback callback, int flags,
long interrogatingTid, Bundle arguments) throws RemoteException {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(
TRACE_A11Y_SERVICE_CONNECTION + ".findAccessibilityNodeInfoByAccessibilityId",
"accessibilityWindowId=" + accessibilityWindowId + ";accessibilityNodeId="
+ accessibilityNodeId + ";interactionId=" + interactionId + ";callback="
+ callback + ";flags=" + flags + ";interrogatingTid=" + interrogatingTid
+ ";arguments=" + arguments);
}
final int resolvedWindowId;
RemoteAccessibilityConnection connection;
Region partialInteractiveRegion = Region.obtain();
@@ -652,6 +699,13 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
int focusType, int interactionId,
IAccessibilityInteractionConnectionCallback callback, long interrogatingTid)
throws RemoteException {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".findFocus",
"accessibilityWindowId=" + accessibilityWindowId + ";accessibilityNodeId="
+ accessibilityNodeId + ";focusType=" + focusType + ";interactionId="
+ interactionId + ";callback=" + callback + ";interrogatingTid="
+ interrogatingTid);
}
final int resolvedWindowId;
RemoteAccessibilityConnection connection;
Region partialInteractiveRegion = Region.obtain();
@@ -713,6 +767,13 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
int direction, int interactionId,
IAccessibilityInteractionConnectionCallback callback, long interrogatingTid)
throws RemoteException {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".focusSearch",
"accessibilityWindowId=" + accessibilityWindowId + ";accessibilityNodeId="
+ accessibilityNodeId + ";direction=" + direction + ";interactionId="
+ interactionId + ";callback=" + callback + ";interrogatingTid="
+ interrogatingTid);
}
final int resolvedWindowId;
RemoteAccessibilityConnection connection;
Region partialInteractiveRegion = Region.obtain();
@@ -770,10 +831,18 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public void sendGesture(int sequence, ParceledListSlice gestureSteps) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".sendGesture",
"sequence=" + sequence + ";gestureSteps=" + gestureSteps);
}
}
@Override
public void dispatchGesture(int sequence, ParceledListSlice gestureSteps, int displayId) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".dispatchGesture", "sequence="
+ sequence + ";gestureSteps=" + gestureSteps + ";displayId=" + displayId);
}
}
@Override
@@ -781,6 +850,13 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
long accessibilityNodeId, int action, Bundle arguments, int interactionId,
IAccessibilityInteractionConnectionCallback callback, long interrogatingTid)
throws RemoteException {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".performAccessibilityAction",
"accessibilityWindowId=" + accessibilityWindowId + ";accessibilityNodeId="
+ accessibilityNodeId + ";action=" + action + ";arguments=" + arguments
+ ";interactionId=" + interactionId + ";callback=" + callback
+ ";interrogatingTid=" + interrogatingTid);
}
final int resolvedWindowId;
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
@@ -802,6 +878,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public boolean performGlobalAction(int action) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".performGlobalAction",
"action=" + action);
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return false;
@@ -812,6 +892,9 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public @NonNull List<AccessibilityNodeInfo.AccessibilityAction> getSystemActions() {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getSystemActions");
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return Collections.emptyList();
@@ -822,6 +905,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public boolean isFingerprintGestureDetectionAvailable() {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(
TRACE_A11Y_SERVICE_CONNECTION + ".isFingerprintGestureDetectionAvailable");
}
if (!mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_FINGERPRINT)) {
return false;
}
@@ -835,6 +922,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public float getMagnificationScale(int displayId) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getMagnificationScale",
"displayId=" + displayId);
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return 1.0f;
@@ -850,6 +941,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public Region getMagnificationRegion(int displayId) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getMagnificationRegion",
"displayId=" + displayId);
}
synchronized (mLock) {
final Region region = Region.obtain();
if (!hasRightsToCurrentUserLocked()) {
@@ -874,6 +969,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public float getMagnificationCenterX(int displayId) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getMagnificationCenterX",
"displayId=" + displayId);
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return 0.0f;
@@ -896,6 +995,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public float getMagnificationCenterY(int displayId) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getMagnificationCenterY",
"displayId=" + displayId);
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return 0.0f;
@@ -928,6 +1031,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public boolean resetMagnification(int displayId, boolean animate) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".resetMagnification",
"displayId=" + displayId + ";animate=" + animate);
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return false;
@@ -950,6 +1057,11 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public boolean setMagnificationScaleAndCenter(int displayId, float scale, float centerX,
float centerY, boolean animate) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".setMagnificationScaleAndCenter",
"displayId=" + displayId + ";scale=" + scale + ";centerX=" + centerX
+ ";centerY=" + centerY + ";animate=" + animate);
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return false;
@@ -974,6 +1086,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public void setMagnificationCallbackEnabled(int displayId, boolean enabled) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".setMagnificationCallbackEnabled",
"displayId=" + displayId + ";enabled=" + enabled);
}
mInvocationHandler.setMagnificationCallbackEnabled(displayId, enabled);
}
@@ -983,11 +1099,19 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public void setSoftKeyboardCallbackEnabled(boolean enabled) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".setSoftKeyboardCallbackEnabled",
"enabled=" + enabled);
}
mInvocationHandler.setSoftKeyboardCallbackEnabled(enabled);
}
@Override
public void takeScreenshot(int displayId, RemoteCallback callback) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".takeScreenshot",
"displayId=" + displayId + ";callback=" + callback);
}
final long currentTimestamp = SystemClock.uptimeMillis();
if (mRequestTakeScreenshotTimestampMs != 0
&& (currentTimestamp - mRequestTakeScreenshotTimestampMs)
@@ -1157,6 +1281,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
*/
@Override
public IBinder getOverlayWindowToken(int displayId) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getOverlayWindowToken",
"displayId=" + displayId);
}
synchronized (mLock) {
return mOverlayWindowTokens.get(displayId);
}
@@ -1170,6 +1298,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
*/
@Override
public int getWindowIdForLeashToken(@NonNull IBinder token) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getWindowIdForLeashToken",
"token=" + token);
}
synchronized (mLock) {
return mA11yWindowManager.getWindowIdLocked(token);
}
@@ -1181,6 +1313,9 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
// Clear the proxy in the other process so this
// IAccessibilityServiceConnection can be garbage collected.
if (mServiceInterface != null) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".init", "null, " + mId + ", null");
}
mServiceInterface.init(null, mId, null);
}
} catch (RemoteException re) {
@@ -1329,6 +1464,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
}
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".onAccessibilityEvent",
event + ";" + serviceWantsEvent);
}
listener.onAccessibilityEvent(event, serviceWantsEvent);
if (DEBUG) {
Slog.i(LOG_TAG, "Event " + event + " sent to " + listener);
@@ -1382,6 +1521,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
final IAccessibilityServiceClient listener = getServiceInterfaceSafely();
if (listener != null) {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".onMagnificationChanged", displayId
+ ", " + region + ", " + scale + ", " + centerX + ", " + centerY);
}
listener.onMagnificationChanged(displayId, region, scale, centerX, centerY);
} catch (RemoteException re) {
Slog.e(LOG_TAG, "Error sending magnification changes to " + mService, re);
@@ -1397,6 +1540,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
final IAccessibilityServiceClient listener = getServiceInterfaceSafely();
if (listener != null) {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".onSoftKeyboardShowModeChanged",
String.valueOf(showState));
}
listener.onSoftKeyboardShowModeChanged(showState);
} catch (RemoteException re) {
Slog.e(LOG_TAG, "Error sending soft keyboard show mode changes to " + mService,
@@ -1409,6 +1556,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
final IAccessibilityServiceClient listener = getServiceInterfaceSafely();
if (listener != null) {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".onAccessibilityButtonClicked",
String.valueOf(displayId));
}
listener.onAccessibilityButtonClicked(displayId);
} catch (RemoteException re) {
Slog.e(LOG_TAG, "Error sending accessibility button click to " + mService, re);
@@ -1427,6 +1578,11 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
final IAccessibilityServiceClient listener = getServiceInterfaceSafely();
if (listener != null) {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(
TRACE_A11Y_SERVICE_CLIENT + ".onAccessibilityButtonAvailabilityChanged",
String.valueOf(available));
}
listener.onAccessibilityButtonAvailabilityChanged(available);
} catch (RemoteException re) {
Slog.e(LOG_TAG,
@@ -1440,6 +1596,10 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
final IAccessibilityServiceClient listener = getServiceInterfaceSafely();
if (listener != null) {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".onGesture",
gestureInfo.toString());
}
listener.onGesture(gestureInfo);
} catch (RemoteException re) {
Slog.e(LOG_TAG, "Error during sending gesture " + gestureInfo
@@ -1452,6 +1612,9 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
final IAccessibilityServiceClient listener = getServiceInterfaceSafely();
if (listener != null) {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".onSystemActionsChanged");
}
listener.onSystemActionsChanged();
} catch (RemoteException re) {
Slog.e(LOG_TAG, "Error sending system actions change to " + mService,
@@ -1464,6 +1627,9 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
final IAccessibilityServiceClient listener = getServiceInterfaceSafely();
if (listener != null) {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".clearAccessibilityCache");
}
listener.clearAccessibilityCache();
} catch (RemoteException re) {
Slog.e(LOG_TAG, "Error during requesting accessibility info cache"
@@ -1790,14 +1956,27 @@ abstract class AbstractAccessibilityServiceConnection extends IAccessibilityServ
@Override
public void setGestureDetectionPassthroughRegion(int displayId, Region region) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".setGestureDetectionPassthroughRegion",
"displayId=" + displayId + ";region=" + region);
}
mSystemSupport.setGestureDetectionPassthroughRegion(displayId, region);
}
@Override
public void setTouchExplorationPassthroughRegion(int displayId, Region region) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".setTouchExplorationPassthroughRegion",
"displayId=" + displayId + ";region=" + region);
}
mSystemSupport.setTouchExplorationPassthroughRegion(displayId, region);
}
@Override
public void setFocusAppearance(int strokeWidth, int color) { }
public void setFocusAppearance(int strokeWidth, int color) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".setFocusAppearance",
"strokeWidth=" + strokeWidth + ";color=" + color);
}
}
}

211
services/accessibility/java/com/android/server/accessibility/AccessibilityManagerService.java
View File

@@ -149,6 +149,7 @@ import java.util.function.Predicate;
*/
public class AccessibilityManagerService extends IAccessibilityManager.Stub
implements AbstractAccessibilityServiceConnection.SystemSupport,
AccessibilityTrace,
AccessibilityUserState.ServiceInfoChangeListener,
AccessibilityWindowManager.AccessibilityEventSender,
AccessibilitySecurityPolicy.AccessibilityUserManager,
@@ -243,6 +244,7 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
final SparseArray<AccessibilityUserState> mUserStates = new SparseArray<>();
private final UiAutomationManager mUiAutomationManager = new UiAutomationManager(mLock);
private final WindowManagerInternal.AccessibilityControllerInternal mA11yController;
private int mCurrentUserId = UserHandle.USER_SYSTEM;
@@ -288,6 +290,7 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
mContext = context;
mPowerManager = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
mWindowManagerService = LocalServices.getService(WindowManagerInternal.class);
mA11yController = mWindowManagerService.getAccessibilityController();
mMainHandler = new MainHandler(mContext.getMainLooper());
mActivityTaskManagerService = LocalServices.getService(ActivityTaskManagerInternal.class);
mPackageManager = packageManager;
@@ -308,6 +311,7 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
mContext = context;
mPowerManager = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
mWindowManagerService = LocalServices.getService(WindowManagerInternal.class);
mA11yController = mWindowManagerService.getAccessibilityController();
mMainHandler = new MainHandler(mContext.getMainLooper());
mActivityTaskManagerService = LocalServices.getService(ActivityTaskManagerInternal.class);
mPackageManager = mContext.getPackageManager();
@@ -328,16 +332,25 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public int getCurrentUserIdLocked() {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getCurrentUserIdLocked");
}
return mCurrentUserId;
}
@Override
public boolean isAccessibilityButtonShown() {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".isAccessibilityButtonShown");
}
return mIsAccessibilityButtonShown;
}
@Override
public void onServiceInfoChangedLocked(AccessibilityUserState userState) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".onServiceInfoChangedLocked", "userState=" + userState);
}
scheduleNotifyClientsOfServicesStateChangeLocked(userState);
}
@@ -395,6 +408,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
PackageMonitor monitor = new PackageMonitor() {
@Override
public void onSomePackagesChanged() {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".PM.onSomePackagesChanged");
}
synchronized (mLock) {
// Only the profile parent can install accessibility services.
// Therefore we ignore packages from linked profiles.
@@ -419,6 +436,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
// mBindingServices in binderDied() during updating. Remove services from this
// package from mBindingServices, and then update the user state to re-bind new
// versions of them.
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".PM.onPackageUpdateFinished",
"packageName=" + packageName + ";uid=" + uid);
}
synchronized (mLock) {
final int userId = getChangingUserId();
if (userId != mCurrentUserId) {
@@ -448,6 +469,11 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void onPackageRemoved(String packageName, int uid) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".PM.onPackageRemoved",
"packageName=" + packageName + ";uid=" + uid);
}
synchronized (mLock) {
final int userId = getChangingUserId();
// Only the profile parent can install accessibility services.
@@ -487,6 +513,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public boolean onHandleForceStop(Intent intent, String[] packages,
int uid, boolean doit) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".PM.onHandleForceStop", "intent=" + intent + ";packages="
+ packages + ";uid=" + uid + ";doit=" + doit);
}
synchronized (mLock) {
final int userId = getChangingUserId();
// Only the profile parent can install accessibility services.
@@ -533,6 +563,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
mContext.registerReceiverAsUser(new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".BR.onReceive", "context=" + context + ";intent=" + intent);
}
String action = intent.getAction();
if (Intent.ACTION_USER_SWITCHED.equals(action)) {
switchUser(intent.getIntExtra(Intent.EXTRA_USER_HANDLE, 0));
@@ -616,6 +650,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public long addClient(IAccessibilityManagerClient callback, int userId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".addClient", "callback=" + callback + ";userId=" + userId);
}
synchronized (mLock) {
// We treat calls from a profile as if made by its parent as profiles
// share the accessibility state of the parent. The call below
@@ -654,6 +692,9 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void sendAccessibilityEvent(AccessibilityEvent event, int userId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".sendAccessibilityEvent", "event=" + event + ";userId=" + userId);
}
boolean dispatchEvent = false;
synchronized (mLock) {
@@ -746,6 +787,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
*/
@Override
public void registerSystemAction(RemoteAction action, int actionId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".registerSystemAction", "action=" + action + ";actionId="
+ actionId);
}
mSecurityPolicy.enforceCallingOrSelfPermission(Manifest.permission.MANAGE_ACCESSIBILITY);
getSystemActionPerformer().registerSystemAction(actionId, action);
}
@@ -757,6 +802,9 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
*/
@Override
public void unregisterSystemAction(int actionId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".unregisterSystemAction", "actionId=" + actionId);
}
mSecurityPolicy.enforceCallingOrSelfPermission(Manifest.permission.MANAGE_ACCESSIBILITY);
getSystemActionPerformer().unregisterSystemAction(actionId);
}
@@ -771,6 +819,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public List<AccessibilityServiceInfo> getInstalledAccessibilityServiceList(int userId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getInstalledAccessibilityServiceList", "userId=" + userId);
}
synchronized (mLock) {
// We treat calls from a profile as if made by its parent as profiles
// share the accessibility state of the parent. The call below
@@ -784,6 +836,11 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public List<AccessibilityServiceInfo> getEnabledAccessibilityServiceList(int feedbackType,
int userId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getEnabledAccessibilityServiceList",
"feedbackType=" + feedbackType + ";userId=" + userId);
}
synchronized (mLock) {
// We treat calls from a profile as if made by its parent as profiles
// share the accessibility state of the parent. The call below
@@ -812,6 +869,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void interrupt(int userId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".interrupt", "userId=" + userId);
}
List<IAccessibilityServiceClient> interfacesToInterrupt;
synchronized (mLock) {
// We treat calls from a profile as if made by its parent as profiles
@@ -838,6 +899,9 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
}
for (int i = 0, count = interfacesToInterrupt.size(); i < count; i++) {
try {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".IAccessibilityServiceClient.onInterrupt");
}
interfacesToInterrupt.get(i).onInterrupt();
} catch (RemoteException re) {
Slog.e(LOG_TAG, "Error sending interrupt request to "
@@ -850,18 +914,31 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
public int addAccessibilityInteractionConnection(IWindow windowToken, IBinder leashToken,
IAccessibilityInteractionConnection connection, String packageName,
int userId) throws RemoteException {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".addAccessibilityInteractionConnection",
"windowToken=" + windowToken + "leashToken=" + leashToken + ";connection="
+ connection + "; packageName=" + packageName + ";userId=" + userId);
}
return mA11yWindowManager.addAccessibilityInteractionConnection(
windowToken, leashToken, connection, packageName, userId);
}
@Override
public void removeAccessibilityInteractionConnection(IWindow window) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".removeAccessibilityInteractionConnection", "window=" + window);
}
mA11yWindowManager.removeAccessibilityInteractionConnection(window);
}
@Override
public void setPictureInPictureActionReplacingConnection(
IAccessibilityInteractionConnection connection) throws RemoteException {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".setPictureInPictureActionReplacingConnection",
"connection=" + connection);
}
mSecurityPolicy.enforceCallingPermission(Manifest.permission.MODIFY_ACCESSIBILITY_DATA,
SET_PIP_ACTION_REPLACEMENT);
mA11yWindowManager.setPictureInPictureActionReplacingConnection(connection);
@@ -872,13 +949,19 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
IAccessibilityServiceClient serviceClient,
AccessibilityServiceInfo accessibilityServiceInfo,
int flags) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".registerUiTestAutomationService", "owner=" + owner
+ ";serviceClient=" + serviceClient + ";accessibilityServiceInfo="
+ accessibilityServiceInfo + ";flags=" + flags);
}
mSecurityPolicy.enforceCallingPermission(Manifest.permission.RETRIEVE_WINDOW_CONTENT,
FUNCTION_REGISTER_UI_TEST_AUTOMATION_SERVICE);
synchronized (mLock) {
mUiAutomationManager.registerUiTestAutomationServiceLocked(owner, serviceClient,
mContext, accessibilityServiceInfo, sIdCounter++, mMainHandler,
mSecurityPolicy, this, mWindowManagerService, getSystemActionPerformer(),
mSecurityPolicy, this, this, mWindowManagerService, getSystemActionPerformer(),
mA11yWindowManager, flags);
onUserStateChangedLocked(getCurrentUserStateLocked());
}
@@ -886,6 +969,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void unregisterUiTestAutomationService(IAccessibilityServiceClient serviceClient) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".unregisterUiTestAutomationService",
"serviceClient=" + serviceClient);
}
synchronized (mLock) {
mUiAutomationManager.unregisterUiTestAutomationServiceLocked(serviceClient);
}
@@ -894,6 +981,11 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void temporaryEnableAccessibilityStateUntilKeyguardRemoved(
ComponentName service, boolean touchExplorationEnabled) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".temporaryEnableAccessibilityStateUntilKeyguardRemoved",
"service=" + service + ";touchExplorationEnabled=" + touchExplorationEnabled);
}
mSecurityPolicy.enforceCallingPermission(
Manifest.permission.TEMPORARY_ENABLE_ACCESSIBILITY,
TEMPORARY_ENABLE_ACCESSIBILITY_UNTIL_KEYGUARD_REMOVED);
@@ -922,6 +1014,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public IBinder getWindowToken(int windowId, int userId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getWindowToken", "windowId=" + windowId + ";userId=" + userId);
}
mSecurityPolicy.enforceCallingPermission(
Manifest.permission.RETRIEVE_WINDOW_TOKEN,
GET_WINDOW_TOKEN);
@@ -961,6 +1057,11 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
*/
@Override
public void notifyAccessibilityButtonClicked(int displayId, String targetName) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".notifyAccessibilityButtonClicked",
"displayId=" + displayId + ";targetName=" + targetName);
}
if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.STATUS_BAR_SERVICE)
!= PackageManager.PERMISSION_GRANTED) {
throw new SecurityException("Caller does not hold permission "
@@ -986,6 +1087,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
*/
@Override
public void notifyAccessibilityButtonVisibilityChanged(boolean shown) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".notifyAccessibilityButtonVisibilityChanged", "shown=" + shown);
}
mSecurityPolicy.enforceCallingOrSelfPermission(
android.Manifest.permission.STATUS_BAR_SERVICE);
synchronized (mLock) {
@@ -1014,6 +1119,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
*/
@Override
public void onSystemActionsChanged() {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".onSystemActionsChanged");
}
synchronized (mLock) {
AccessibilityUserState state = getCurrentUserStateLocked();
notifySystemActionsChangedLocked(state);
@@ -1076,6 +1185,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public @Nullable MotionEventInjector getMotionEventInjectorForDisplayLocked(int displayId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getMotionEventInjectorForDisplayLocked", "displayId=" + displayId);
}
final long endMillis = SystemClock.uptimeMillis() + WAIT_MOTION_INJECTOR_TIMEOUT_MILLIS;
MotionEventInjector motionEventInjector = null;
while ((mMotionEventInjectors == null) && (SystemClock.uptimeMillis() < endMillis)) {
@@ -1642,6 +1755,11 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void persistComponentNamesToSettingLocked(String settingName,
Set<ComponentName> componentNames, int userId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".persistComponentNamesToSettingLocked", "settingName=" + settingName
+ ";componentNames=" + componentNames + ";userId=" + userId);
}
persistColonDelimitedSetToSettingLocked(settingName, userId, componentNames,
componentName -> componentName.flattenToShortString());
}
@@ -1726,7 +1844,7 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
if (service == null) {
service = new AccessibilityServiceConnection(userState, mContext, componentName,
installedService, sIdCounter++, mMainHandler, mLock, mSecurityPolicy,
this, mWindowManagerService, getSystemActionPerformer(),
this, this, mWindowManagerService, getSystemActionPerformer(),
mA11yWindowManager, mActivityTaskManagerService);
} else if (userState.mBoundServices.contains(service)) {
continue;
@@ -2603,6 +2721,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@GuardedBy("mLock")
@Override
public MagnificationSpec getCompatibleMagnificationSpecLocked(int windowId) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getCompatibleMagnificationSpecLocked", "windowId=" + windowId);
}
IBinder windowToken = mA11yWindowManager.getWindowTokenForUserAndWindowIdLocked(
mCurrentUserId, windowId);
if (windowToken != null) {
@@ -2614,6 +2736,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public KeyEventDispatcher getKeyEventDispatcher() {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getKeyEventDispatcher");
}
if (mKeyEventDispatcher == null) {
mKeyEventDispatcher = new KeyEventDispatcher(
mMainHandler, MainHandler.MSG_SEND_KEY_EVENT_TO_INPUT_FILTER, mLock,
@@ -2626,6 +2752,12 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@SuppressWarnings("AndroidFrameworkPendingIntentMutability")
public PendingIntent getPendingIntentActivity(Context context, int requestCode, Intent intent,
int flags) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getPendingIntentActivity", "context=" + context + ";requestCode="
+ requestCode + ";intent=" + intent + ";flags=" + flags);
}
return PendingIntent.getActivity(context, requestCode, intent, flags);
}
@@ -2640,6 +2772,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
*/
@Override
public void performAccessibilityShortcut(String targetName) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".performAccessibilityShortcut", "targetName=" + targetName);
}
if ((UserHandle.getAppId(Binder.getCallingUid()) != Process.SYSTEM_UID)
&& (mContext.checkCallingPermission(Manifest.permission.MANAGE_ACCESSIBILITY)
!= PackageManager.PERMISSION_GRANTED)) {
@@ -2824,6 +2960,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public List<String> getAccessibilityShortcutTargets(@ShortcutType int shortcutType) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getAccessibilityShortcutTargets", "shortcutType=" + shortcutType);
}
if (mContext.checkCallingOrSelfPermission(Manifest.permission.MANAGE_ACCESSIBILITY)
!= PackageManager.PERMISSION_GRANTED) {
throw new SecurityException(
@@ -2893,6 +3033,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void sendAccessibilityEventForCurrentUserLocked(AccessibilityEvent event) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".sendAccessibilityEventForCurrentUserLocked", "event=" + event);
}
sendAccessibilityEventLocked(event, mCurrentUserId);
}
@@ -2914,6 +3058,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
*/
@Override
public boolean sendFingerprintGesture(int gestureKeyCode) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".sendFingerprintGesture", "gestureKeyCode=" + gestureKeyCode);
}
synchronized(mLock) {
if (UserHandle.getAppId(Binder.getCallingUid()) != Process.SYSTEM_UID) {
throw new SecurityException("Only SYSTEM can call sendFingerprintGesture");
@@ -2935,6 +3083,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
*/
@Override
public int getAccessibilityWindowId(@Nullable IBinder windowToken) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getAccessibilityWindowId", "windowToken=" + windowToken);
}
synchronized (mLock) {
if (UserHandle.getAppId(Binder.getCallingUid()) != Process.SYSTEM_UID) {
throw new SecurityException("Only SYSTEM can call getAccessibilityWindowId");
@@ -2952,6 +3104,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
*/
@Override
public long getRecommendedTimeoutMillis() {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getRecommendedTimeoutMillis");
}
synchronized(mLock) {
final AccessibilityUserState userState = getCurrentUserStateLocked();
return getRecommendedTimeoutMillisLocked(userState);
@@ -2966,6 +3122,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void setWindowMagnificationConnection(
IWindowMagnificationConnection connection) throws RemoteException {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".setWindowMagnificationConnection", "connection=" + connection);
}
mSecurityPolicy.enforceCallingOrSelfPermission(
android.Manifest.permission.STATUS_BAR_SERVICE);
@@ -2996,6 +3156,11 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void associateEmbeddedHierarchy(@NonNull IBinder host, @NonNull IBinder embedded) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".associateEmbeddedHierarchy",
"host=" + host + ";embedded=" + embedded);
}
synchronized (mLock) {
mA11yWindowManager.associateEmbeddedHierarchyLocked(host, embedded);
}
@@ -3003,6 +3168,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void disassociateEmbeddedHierarchy(@NonNull IBinder token) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".disassociateEmbeddedHierarchy", "token=" + token);
}
synchronized (mLock) {
mA11yWindowManager.disassociateEmbeddedHierarchyLocked(token);
}
@@ -3080,6 +3249,9 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public FullScreenMagnificationController getFullScreenMagnificationController() {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".getFullScreenMagnificationController");
}
synchronized (mLock) {
return mMagnificationController.getFullScreenMagnificationController();
}
@@ -3087,6 +3259,10 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void onClientChangeLocked(boolean serviceInfoChanged) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".onClientChangeLocked", "serviceInfoChanged=" + serviceInfoChanged);
}
AccessibilityUserState userState = getUserStateLocked(mCurrentUserId);
onUserStateChangedLocked(userState);
if (serviceInfoChanged) {
@@ -3122,8 +3298,9 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
AccessibilityServiceConnection service = new AccessibilityServiceConnection(
userState, mContext,
COMPONENT_NAME, info, sIdCounter++, mMainHandler, mLock, mSecurityPolicy,
AccessibilityManagerService.this, mWindowManagerService,
getSystemActionPerformer(), mA11yWindowManager, mActivityTaskManagerService) {
AccessibilityManagerService.this, AccessibilityManagerService.this,
mWindowManagerService, getSystemActionPerformer(), mA11yWindowManager,
mActivityTaskManagerService) {
@Override
public boolean supportsFlagForNotImportantViews(AccessibilityServiceInfo info) {
return true;
@@ -3610,6 +3787,11 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void setGestureDetectionPassthroughRegion(int displayId, Region region) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".setGestureDetectionPassthroughRegion",
"displayId=" + displayId + ";region=" + region);
}
mMainHandler.sendMessage(
obtainMessage(
AccessibilityManagerService::setGestureDetectionPassthroughRegionInternal,
@@ -3620,6 +3802,11 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
@Override
public void setTouchExplorationPassthroughRegion(int displayId, Region region) {
if (isA11yTracingEnabled()) {
logTrace(LOG_TAG + ".setTouchExplorationPassthroughRegion",
"displayId=" + displayId + ";region=" + region);
}
mMainHandler.sendMessage(
obtainMessage(
AccessibilityManagerService::setTouchExplorationPassthroughRegionInternal,
@@ -3657,4 +3844,20 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
});
}
@Override
public boolean isA11yTracingEnabled() {
return mA11yController.isAccessibilityTracingEnabled();
}
@Override
public void logTrace(String where) {
logTrace(where, "");
}
@Override
public void logTrace(String where, String callingParams) {
mA11yController.logTrace(where, callingParams, "".getBytes(),
Binder.getCallingUid(), Thread.currentThread().getStackTrace());
}
}

42
services/accessibility/java/com/android/server/accessibility/AccessibilityServiceConnection.java
View File

@@ -53,6 +53,10 @@ import java.util.Set;
*/
class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnection {
private static final String LOG_TAG = "AccessibilityServiceConnection";
private static final String TRACE_A11Y_SERVICE_CONNECTION =
LOG_TAG + ".IAccessibilityServiceConnection";
private static final String TRACE_A11Y_SERVICE_CLIENT =
LOG_TAG + ".IAccessibilityServiceClient";
/*
Holding a weak reference so there isn't a loop of references. AccessibilityUserState keeps
lists of bound and binding services. These are freed on user changes, but just in case it
@@ -70,11 +74,12 @@ class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnect
ComponentName componentName,
AccessibilityServiceInfo accessibilityServiceInfo, int id, Handler mainHandler,
Object lock, AccessibilitySecurityPolicy securityPolicy, SystemSupport systemSupport,
WindowManagerInternal windowManagerInternal,
AccessibilityTrace trace, WindowManagerInternal windowManagerInternal,
SystemActionPerformer systemActionPerfomer, AccessibilityWindowManager awm,
ActivityTaskManagerInternal activityTaskManagerService) {
super(context, componentName, accessibilityServiceInfo, id, mainHandler, lock,
securityPolicy, systemSupport, windowManagerInternal, systemActionPerfomer, awm);
securityPolicy, systemSupport, trace, windowManagerInternal, systemActionPerfomer,
awm);
mUserStateWeakReference = new WeakReference<AccessibilityUserState>(userState);
mIntent = new Intent().setComponent(mComponentName);
mMainHandler = mainHandler;
@@ -132,6 +137,9 @@ class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnect
@Override
public void disableSelf() {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".disableSelf");
}
synchronized (mLock) {
AccessibilityUserState userState = mUserStateWeakReference.get();
if (userState == null) return;
@@ -210,6 +218,10 @@ class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnect
return;
}
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".init", this + ", " + mId + ", "
+ mOverlayWindowTokens.get(Display.DEFAULT_DISPLAY));
}
serviceInterface.init(this, mId, mOverlayWindowTokens.get(Display.DEFAULT_DISPLAY));
} catch (RemoteException re) {
Slog.w(LOG_TAG, "Error while setting connection for service: "
@@ -252,6 +264,10 @@ class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnect
@Override
public boolean setSoftKeyboardShowMode(int showMode) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".setSoftKeyboardShowMode",
"showMode=" + showMode);
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return false;
@@ -264,12 +280,19 @@ class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnect
@Override
public int getSoftKeyboardShowMode() {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".getSoftKeyboardShowMode");
}
final AccessibilityUserState userState = mUserStateWeakReference.get();
return (userState != null) ? userState.getSoftKeyboardShowModeLocked() : 0;
}
@Override
public boolean switchToInputMethod(String imeId) {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".switchToInputMethod",
"imeId=" + imeId);
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return false;
@@ -288,6 +311,9 @@ class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnect
@Override
public boolean isAccessibilityButtonAvailable() {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CONNECTION + ".isAccessibilityButtonAvailable");
}
synchronized (mLock) {
if (!hasRightsToCurrentUserLocked()) {
return false;
@@ -347,6 +373,10 @@ class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnect
}
if (serviceInterface != null) {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT
+ ".onFingerprintCapturingGesturesChanged", String.valueOf(active));
}
mServiceInterface.onFingerprintCapturingGesturesChanged(active);
} catch (RemoteException e) {
}
@@ -364,6 +394,10 @@ class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnect
}
if (serviceInterface != null) {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".onFingerprintGesture",
String.valueOf(gesture));
}
mServiceInterface.onFingerprintGesture(gesture);
} catch (RemoteException e) {
}
@@ -382,6 +416,10 @@ class AccessibilityServiceConnection extends AbstractAccessibilityServiceConnect
gestureSteps.getList(), mServiceInterface, sequence, displayId);
} else {
try {
if (mTrace.isA11yTracingEnabled()) {
mTrace.logTrace(TRACE_A11Y_SERVICE_CLIENT + ".onPerformGestureResult",
sequence + ", false");
}
mServiceInterface.onPerformGestureResult(sequence, false);
} catch (RemoteException re) {
Slog.e(LOG_TAG, "Error sending motion event injection failure to "

41
services/accessibility/java/com/android/server/accessibility/AccessibilityTrace.java Normal file
View File

@@ -0,0 +1,41 @@
/**
* 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.accessibility;
/**
* Interface to log accessibility trace.
*/
public interface AccessibilityTrace {
/**
* Whether the trace is enabled.
*/
boolean isA11yTracingEnabled();
/**
* Log one trace entry.
* @param where A string to identify this log entry, which can be used to filter/search
* through the tracing file.
*/
void logTrace(String where);
/**
* Log one trace entry.
* @param where A string to identify this log entry, which can be used to filter/search
* through the tracing file.
* @param callingParams The parameters for the method to be logged.
*/
void logTrace(String where, String callingParams);
}

13
services/accessibility/java/com/android/server/accessibility/UiAutomationManager.java
View File

@@ -53,6 +53,8 @@ class UiAutomationManager {
private AbstractAccessibilityServiceConnection.SystemSupport mSystemSupport;
private AccessibilityTrace mTrace;
private int mUiAutomationFlags;
UiAutomationManager(Object lock) {
@@ -89,6 +91,7 @@ class UiAutomationManager {
int id, Handler mainHandler,
AccessibilitySecurityPolicy securityPolicy,
AbstractAccessibilityServiceConnection.SystemSupport systemSupport,
AccessibilityTrace trace,
WindowManagerInternal windowManagerInternal,
SystemActionPerformer systemActionPerformer,
AccessibilityWindowManager awm, int flags) {
@@ -111,13 +114,14 @@ class UiAutomationManager {
mUiAutomationFlags = flags;
mSystemSupport = systemSupport;
mTrace = trace;
// Ignore registering UiAutomation if it is not allowed to use the accessibility
// subsystem.
if (!useAccessibility()) {
return;
}
mUiAutomationService = new UiAutomationService(context, accessibilityServiceInfo, id,
mainHandler, mLock, securityPolicy, systemSupport, windowManagerInternal,
mainHandler, mLock, securityPolicy, systemSupport, trace, windowManagerInternal,
systemActionPerformer, awm);
mUiAutomationServiceOwner = owner;
mUiAutomationServiceInfo = accessibilityServiceInfo;
@@ -239,11 +243,12 @@ class UiAutomationManager {
UiAutomationService(Context context, AccessibilityServiceInfo accessibilityServiceInfo,
int id, Handler mainHandler, Object lock,
AccessibilitySecurityPolicy securityPolicy,
SystemSupport systemSupport, WindowManagerInternal windowManagerInternal,
SystemSupport systemSupport, AccessibilityTrace trace,
WindowManagerInternal windowManagerInternal,
SystemActionPerformer systemActionPerformer, AccessibilityWindowManager awm) {
super(context, COMPONENT_NAME, accessibilityServiceInfo, id, mainHandler, lock,
securityPolicy, systemSupport, windowManagerInternal, systemActionPerformer,
awm);
securityPolicy, systemSupport, trace, windowManagerInternal,
systemActionPerformer, awm);
mMainHandler = mainHandler;
}

2
services/core/java/com/android/server/wm/AccessibilityController.java
View File

@@ -1861,7 +1861,7 @@ final class AccessibilityController {
}
@Override
public boolean isEnabled() {
public boolean isAccessibilityTracingEnabled() {
return mTracing.isEnabled();
}

2
services/core/java/com/android/server/wm/WindowManagerInternal.java
View File

@@ -66,7 +66,7 @@ public abstract class WindowManagerInternal {
/**
* Is trace enabled or not.
*/
boolean isEnabled();
boolean isAccessibilityTracingEnabled();
/**
* Add an accessibility trace entry.

13
services/tests/servicestests/src/com/android/server/accessibility/AbstractAccessibilityServiceConnectionTest.java
View File

@@ -160,6 +160,7 @@ public class AbstractAccessibilityServiceConnectionTest {
@Mock private AccessibilitySecurityPolicy mMockSecurityPolicy;
@Mock private AccessibilityWindowManager mMockA11yWindowManager;
@Mock private AbstractAccessibilityServiceConnection.SystemSupport mMockSystemSupport;
@Mock private AccessibilityTrace mMockA11yTrace;
@Mock private WindowManagerInternal mMockWindowManagerInternal;
@Mock private SystemActionPerformer mMockSystemActionPerformer;
@Mock private IBinder mMockService;
@@ -188,6 +189,7 @@ public class AbstractAccessibilityServiceConnectionTest {
when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
when(mMockPackageManager.hasSystemFeature(FEATURE_FINGERPRINT)).thenReturn(true);
when(mMockA11yTrace.isA11yTracingEnabled()).thenReturn(false);
// Fake a11yWindowInfo and remote a11y connection for tests.
addA11yWindowInfo(mA11yWindowInfos, WINDOWID, false, Display.DEFAULT_DISPLAY);
addA11yWindowInfo(mA11yWindowInfos, PIP_WINDOWID, true, Display.DEFAULT_DISPLAY);
@@ -227,8 +229,8 @@ public class AbstractAccessibilityServiceConnectionTest {
mServiceConnection = new TestAccessibilityServiceConnection(mMockContext, COMPONENT_NAME,
mSpyServiceInfo, SERVICE_ID, mHandler, new Object(), mMockSecurityPolicy,
mMockSystemSupport, mMockWindowManagerInternal, mMockSystemActionPerformer,
mMockA11yWindowManager);
mMockSystemSupport, mMockA11yTrace, mMockWindowManagerInternal,
mMockSystemActionPerformer, mMockA11yWindowManager);
// Assume that the service is connected
mServiceConnection.mService = mMockService;
mServiceConnection.mServiceInterface = mMockServiceInterface;
@@ -849,12 +851,13 @@ public class AbstractAccessibilityServiceConnectionTest {
TestAccessibilityServiceConnection(Context context, ComponentName componentName,
AccessibilityServiceInfo accessibilityServiceInfo, int id, Handler mainHandler,
Object lock, AccessibilitySecurityPolicy securityPolicy,
SystemSupport systemSupport, WindowManagerInternal windowManagerInternal,
SystemSupport systemSupport, AccessibilityTrace trace,
WindowManagerInternal windowManagerInternal,
SystemActionPerformer systemActionPerfomer,
AccessibilityWindowManager a11yWindowManager) {
super(context, componentName, accessibilityServiceInfo, id, mainHandler, lock,
securityPolicy, systemSupport, windowManagerInternal, systemActionPerfomer,
a11yWindowManager);
securityPolicy, systemSupport, trace, windowManagerInternal,
systemActionPerfomer, a11yWindowManager);
mResolvedUserId = USER_ID;
}

21
services/tests/servicestests/src/com/android/server/accessibility/AccessibilityInputFilterTest.java
View File

@@ -30,7 +30,6 @@ import static com.android.server.accessibility.AccessibilityInputFilter.FLAG_FEA
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.when;
@@ -51,16 +50,19 @@ import android.view.MotionEvent;
import androidx.test.InstrumentationRegistry;
import androidx.test.runner.AndroidJUnit4;
import com.android.server.LocalServices;
import com.android.server.accessibility.gestures.TouchExplorer;
import com.android.server.accessibility.magnification.FullScreenMagnificationController;
import com.android.server.accessibility.magnification.FullScreenMagnificationGestureHandler;
import com.android.server.accessibility.magnification.MagnificationGestureHandler;
import com.android.server.accessibility.magnification.WindowMagnificationGestureHandler;
import com.android.server.wm.WindowManagerInternal;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import java.util.ArrayList;
@@ -91,7 +93,9 @@ public class AccessibilityInputFilterTest {
FullScreenMagnificationGestureHandler.class, TouchExplorer.class,
AutoclickController.class, AccessibilityInputFilter.class};
private FullScreenMagnificationController mMockFullScreenMagnificationController;
@Mock private WindowManagerInternal.AccessibilityControllerInternal mMockA11yController;
@Mock private WindowManagerInternal mMockWindowManagerService;
@Mock private FullScreenMagnificationController mMockFullScreenMagnificationController;
private AccessibilityManagerService mAms;
private AccessibilityInputFilter mA11yInputFilter;
private EventCaptor mCaptor1;
@@ -134,16 +138,21 @@ public class AccessibilityInputFilterTest {
public void setUp() {
MockitoAnnotations.initMocks(this);
Context context = InstrumentationRegistry.getContext();
LocalServices.removeServiceForTest(WindowManagerInternal.class);
LocalServices.addService(
WindowManagerInternal.class, mMockWindowManagerService);
when(mMockWindowManagerService.getAccessibilityController()).thenReturn(
mMockA11yController);
when(mMockA11yController.isAccessibilityTracingEnabled()).thenReturn(false);
setDisplayCount(1);
mAms = spy(new AccessibilityManagerService(context));
mMockFullScreenMagnificationController = mock(FullScreenMagnificationController.class);
mA11yInputFilter = new AccessibilityInputFilter(context, mAms, mEventHandler);
mA11yInputFilter.onInstalled();
when(mAms.getValidDisplayList()).thenReturn(mDisplayList);
when(mAms.getFullScreenMagnificationController()).thenReturn(
mMockFullScreenMagnificationController);
doReturn(mDisplayList).when(mAms).getValidDisplayList();
doReturn(mMockFullScreenMagnificationController).when(mAms)
.getFullScreenMagnificationController();
}
@After

5
services/tests/servicestests/src/com/android/server/accessibility/AccessibilityManagerServiceTest.java
View File

@@ -84,6 +84,7 @@ public class AccessibilityManagerServiceTest extends AndroidTestCase {
@Mock private AccessibilityServiceInfo mMockServiceInfo;
@Mock private ResolveInfo mMockResolveInfo;
@Mock private AbstractAccessibilityServiceConnection.SystemSupport mMockSystemSupport;
@Mock private WindowManagerInternal.AccessibilityControllerInternal mMockA11yController;
@Mock private PackageManager mMockPackageManager;
@Mock private WindowManagerInternal mMockWindowManagerService;
@Mock private AccessibilitySecurityPolicy mMockSecurityPolicy;
@@ -115,6 +116,9 @@ public class AccessibilityManagerServiceTest extends AndroidTestCase {
when(mMockMagnificationController.getWindowMagnificationMgr()).thenReturn(
mMockWindowMagnificationMgr);
when(mMockWindowManagerService.getAccessibilityController()).thenReturn(
mMockA11yController);
when(mMockA11yController.isAccessibilityTracingEnabled()).thenReturn(false);
mA11yms = new AccessibilityManagerService(
InstrumentationRegistry.getContext(),
mMockPackageManager,
@@ -153,6 +157,7 @@ public class AccessibilityManagerServiceTest extends AndroidTestCase {
new Object(),
mMockSecurityPolicy,
mMockSystemSupport,
mA11yms,
mMockWindowManagerService,
mMockSystemActionPerformer,
mMockA11yWindowManager,

8
services/tests/servicestests/src/com/android/server/accessibility/AccessibilityServiceConnectionTest.java
View File

@@ -85,6 +85,7 @@ public class AccessibilityServiceConnectionTest {
@Mock AccessibilityWindowManager mMockA11yWindowManager;
@Mock ActivityTaskManagerInternal mMockActivityTaskManagerInternal;
@Mock AbstractAccessibilityServiceConnection.SystemSupport mMockSystemSupport;
@Mock AccessibilityTrace mMockA11yTrace;
@Mock WindowManagerInternal mMockWindowManagerInternal;
@Mock SystemActionPerformer mMockSystemActionPerformer;
@Mock KeyEventDispatcher mMockKeyEventDispatcher;
@@ -110,12 +111,13 @@ public class AccessibilityServiceConnectionTest {
mMockResolveInfo.serviceInfo.applicationInfo = mock(ApplicationInfo.class);
when(mMockIBinder.queryLocalInterface(any())).thenReturn(mMockServiceClient);
when(mMockA11yTrace.isA11yTracingEnabled()).thenReturn(false);
mConnection = new AccessibilityServiceConnection(mMockUserState, mMockContext,
COMPONENT_NAME, mMockServiceInfo, SERVICE_ID, mHandler, new Object(),
mMockSecurityPolicy, mMockSystemSupport, mMockWindowManagerInternal,
mMockSystemActionPerformer, mMockA11yWindowManager,
mMockActivityTaskManagerInternal);
mMockSecurityPolicy, mMockSystemSupport, mMockA11yTrace,
mMockWindowManagerInternal, mMockSystemActionPerformer,
mMockA11yWindowManager, mMockActivityTaskManagerInternal);
when(mMockSecurityPolicy.canPerformGestures(mConnection)).thenReturn(true);
}

4
services/tests/servicestests/src/com/android/server/accessibility/UiAutomationManagerTest.java
View File

@@ -63,6 +63,7 @@ public class UiAutomationManagerTest {
@Mock AccessibilitySecurityPolicy mMockSecurityPolicy;
@Mock AccessibilityWindowManager mMockA11yWindowManager;
@Mock AbstractAccessibilityServiceConnection.SystemSupport mMockSystemSupport;
@Mock AccessibilityTrace mMockA11yTrace;
@Mock WindowManagerInternal mMockWindowManagerInternal;
@Mock SystemActionPerformer mMockSystemActionPerformer;
@Mock IBinder mMockOwner;
@@ -80,6 +81,7 @@ public class UiAutomationManagerTest {
mMockResolveInfo.serviceInfo.applicationInfo = mock(ApplicationInfo.class);
when(mMockAccessibilityServiceClient.asBinder()).thenReturn(mMockServiceAsBinder);
when(mMockA11yTrace.isA11yTracingEnabled()).thenReturn(false);
final Context context = getInstrumentation().getTargetContext();
when(mMockContext.getSystemService(Context.DISPLAY_SERVICE)).thenReturn(
@@ -197,7 +199,7 @@ public class UiAutomationManagerTest {
private void register(int flags) {
mUiAutomationManager.registerUiTestAutomationServiceLocked(mMockOwner,
mMockAccessibilityServiceClient, mMockContext, mMockServiceInfo, SERVICE_ID,
mMessageCapturingHandler, mMockSecurityPolicy, mMockSystemSupport,
mMessageCapturingHandler, mMockSecurityPolicy, mMockSystemSupport, mMockA11yTrace,
mMockWindowManagerInternal, mMockSystemActionPerformer,
mMockA11yWindowManager, flags);
}