InputManagerService: mark null-checked parameters @NonNull (81166cce) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/input/InputManagerService.java

+38 −32

Original line number	Diff line number	Diff line
		@@ -750,7 +750,8 @@ public class InputManagerService extends IInputManager.Stub
		* @return True if the lookup was successful, false otherwise.
		*/
		@Override // Binder call
		public boolean hasKeys(int deviceId, int sourceMask, int[] keyCodes, boolean[] keyExists) {
		public boolean hasKeys(int deviceId, int sourceMask, @NonNull int[] keyCodes,
		@NonNull boolean[] keyExists) {
		Objects.requireNonNull(keyCodes, "keyCodes must not be null");
		Objects.requireNonNull(keyExists, "keyExists must not be null");
		if (keyExists.length < keyCodes.length) {
		@@ -791,7 +792,7 @@ public class InputManagerService extends IInputManager.Stub
		* @deprecated Use {@link #transferTouchGesture(IBinder, IBinder)}
		*/
		@Deprecated
		public boolean transferTouch(IBinder destChannelToken, int displayId) {
		public boolean transferTouch(@NonNull IBinder destChannelToken, int displayId) {
		// TODO(b/162194035): Replace this with a SPY window
		Objects.requireNonNull(destChannelToken, "destChannelToken must not be null");
		return mNative.transferTouch(destChannelToken, displayId);
		@@ -803,7 +804,7 @@ public class InputManagerService extends IInputManager.Stub
		* @param displayId Target display id.
		* @return The input channel.
		*/
		public InputChannel monitorInput(String inputChannelName, int displayId) {
		public InputChannel monitorInput(@NonNull String inputChannelName, int displayId) {
		Objects.requireNonNull(inputChannelName, "inputChannelName not be null");

		if (displayId < Display.DEFAULT_DISPLAY) {
		@@ -835,7 +836,7 @@ public class InputManagerService extends IInputManager.Stub
		return outInputChannel;
		}

		private void removeSpyWindowGestureMonitor(IBinder inputChannelToken) {
		private void removeSpyWindowGestureMonitor(@NonNull IBinder inputChannelToken) {
		final GestureMonitorSpyWindow monitor;
		synchronized (mInputMonitors) {
		monitor = mInputMonitors.remove(inputChannelToken);
		@@ -854,8 +855,8 @@ public class InputManagerService extends IInputManager.Stub
		* @return The input channel.
		*/
		@Override // Binder call
		public InputMonitor monitorGestureInput(IBinder monitorToken, @NonNull String requestedName,
		int displayId) {
		public InputMonitor monitorGestureInput(@NonNull IBinder monitorToken,
		@NonNull String requestedName, int displayId) {
		if (!checkCallingPermission(android.Manifest.permission.MONITOR_INPUT,
		"monitorGestureInput()")) {
		throw new SecurityException("Requires MONITOR_INPUT permission");
		@@ -902,7 +903,7 @@ public class InputManagerService extends IInputManager.Stub
		* Removes an input channel.
		* @param connectionToken The input channel to unregister.
		*/
		public void removeInputChannel(IBinder connectionToken) {
		public void removeInputChannel(@NonNull IBinder connectionToken) {
		Objects.requireNonNull(connectionToken, "connectionToken must not be null");
		mNative.removeInputChannel(connectionToken);
		}
		@@ -977,12 +978,12 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override // Binder call
		public boolean injectInputEvent(InputEvent event, int mode) {
		public boolean injectInputEvent(@NonNull InputEvent event, int mode) {
		return injectInputEventToTarget(event, mode, Process.INVALID_UID);
		}

		@Override // Binder call
		public boolean injectInputEventToTarget(InputEvent event, int mode, int targetUid) {
		public boolean injectInputEventToTarget(@NonNull InputEvent event, int mode, int targetUid) {
		if (!checkCallingPermission(android.Manifest.permission.INJECT_EVENTS,
		"injectInputEvent()", true /checkInstrumentationSource/)) {
		throw new SecurityException(
		@@ -1032,7 +1033,7 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override // Binder call
		public VerifiedInputEvent verifyInputEvent(InputEvent event) {
		public VerifiedInputEvent verifyInputEvent(@NonNull InputEvent event) {
		Objects.requireNonNull(event, "event must not be null");
		return mNative.verifyInputEvent(event);
		}
		@@ -1106,7 +1107,8 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override // Binder call
		public void registerInputDevicesChangedListener(IInputDevicesChangedListener listener) {
		public void registerInputDevicesChangedListener(
		@NonNull IInputDevicesChangedListener listener) {
		Objects.requireNonNull(listener, "listener must not be null");

		synchronized (mInputDevicesLock) {
		@@ -1176,7 +1178,7 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override // Binder call & native callback
		public TouchCalibration getTouchCalibrationForInputDevice(String inputDeviceDescriptor,
		public TouchCalibration getTouchCalibrationForInputDevice(@NonNull String inputDeviceDescriptor,
		int surfaceRotation) {
		Objects.requireNonNull(inputDeviceDescriptor, "inputDeviceDescriptor must not be null");

		@@ -1186,8 +1188,8 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override // Binder call
		public void setTouchCalibrationForInputDevice(String inputDeviceDescriptor, int surfaceRotation,
		TouchCalibration calibration) {
		public void setTouchCalibrationForInputDevice(@NonNull String inputDeviceDescriptor,
		int surfaceRotation, @NonNull TouchCalibration calibration) {
		if (!checkCallingPermission(android.Manifest.permission.SET_INPUT_CALIBRATION,
		"setTouchCalibrationForInputDevice()")) {
		throw new SecurityException("Requires SET_INPUT_CALIBRATION permission");
		@@ -1225,7 +1227,7 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override // Binder call
		public void registerTabletModeChangedListener(ITabletModeChangedListener listener) {
		public void registerTabletModeChangedListener(@NonNull ITabletModeChangedListener listener) {
		if (!checkCallingPermission(android.Manifest.permission.TABLET_MODE,
		"registerTabletModeChangedListener()")) {
		throw new SecurityException("Requires TABLET_MODE_LISTENER permission");
		@@ -1341,7 +1343,7 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override
		public void requestPointerCapture(IBinder inputChannelToken, boolean enabled) {
		public void requestPointerCapture(@NonNull IBinder inputChannelToken, boolean enabled) {
		Objects.requireNonNull(inputChannelToken, "inputChannelToken must not be null");

		mNative.requestPointerCapture(inputChannelToken, enabled);
		@@ -1664,7 +1666,8 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override // Binder call
		public boolean registerVibratorStateListener(int deviceId, IVibratorStateListener listener) {
		public boolean registerVibratorStateListener(int deviceId,
		@NonNull IVibratorStateListener listener) {
		Objects.requireNonNull(listener, "listener must not be null");

		RemoteCallbackList<IVibratorStateListener> listeners;
		@@ -1717,8 +1720,8 @@ public class InputManagerService extends IInputManager.Stub

		// Binder call
		@Override
		public boolean setPointerIcon(PointerIcon icon, int displayId, int deviceId, int pointerId,
		IBinder inputToken) {
		public boolean setPointerIcon(@NonNull PointerIcon icon, int displayId, int deviceId,
		int pointerId, IBinder inputToken) {
		Objects.requireNonNull(icon);
		return mNative.setPointerIcon(icon, displayId, deviceId, pointerId, inputToken);
		}
		@@ -1896,7 +1899,7 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override // Binder call
		public boolean registerSensorListener(IInputSensorEventListener listener) {
		public boolean registerSensorListener(@NonNull IInputSensorEventListener listener) {
		if (DEBUG) {
		Slog.d(TAG, "registerSensorListener: listener=" + listener + " callingPid="
		+ Binder.getCallingPid());
		@@ -1927,7 +1930,7 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override // Binder call
		public void unregisterSensorListener(IInputSensorEventListener listener) {
		public void unregisterSensorListener(@NonNull IInputSensorEventListener listener) {
		if (DEBUG) {
		Slog.d(TAG, "unregisterSensorListener: listener=" + listener + " callingPid="
		+ Binder.getCallingPid());
		@@ -2016,7 +2019,8 @@ public class InputManagerService extends IInputManager.Stub
		/**
		* Set specified light state with for a specific input device.
		*/
		private void setLightStateInternal(int deviceId, Light light, LightState lightState) {
		private void setLightStateInternal(int deviceId, @NonNull Light light,
		@NonNull LightState lightState) {
		Objects.requireNonNull(light, "light does not exist");
		if (DEBUG) {
		Slog.d(TAG, "setLightStateInternal device " + deviceId + " light " + light
		@@ -2079,7 +2083,7 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override
		public void openLightSession(int deviceId, String opPkg, IBinder token) {
		public void openLightSession(int deviceId, String opPkg, @NonNull IBinder token) {
		Objects.requireNonNull(token);
		synchronized (mLightLock) {
		Preconditions.checkState(mLightSessions.get(token) == null, "already registered");
		@@ -2098,7 +2102,7 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override
		public void closeLightSession(int deviceId, IBinder token) {
		public void closeLightSession(int deviceId, @NonNull IBinder token) {
		Objects.requireNonNull(token);
		synchronized (mLightLock) {
		LightSession lightSession = mLightSessions.get(token);
		@@ -2128,13 +2132,15 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override
		public void registerBatteryListener(int deviceId, IInputDeviceBatteryListener listener) {
		public void registerBatteryListener(int deviceId,
		@NonNull IInputDeviceBatteryListener listener) {
		Objects.requireNonNull(listener);
		mBatteryController.registerBatteryListener(deviceId, listener, Binder.getCallingPid());
		}

		@Override
		public void unregisterBatteryListener(int deviceId, IInputDeviceBatteryListener listener) {
		public void unregisterBatteryListener(int deviceId,
		@NonNull IInputDeviceBatteryListener listener) {
		Objects.requireNonNull(listener);
		mBatteryController.unregisterBatteryListener(deviceId, listener, Binder.getCallingPid());
		}
		@@ -2155,7 +2161,7 @@ public class InputManagerService extends IInputManager.Stub

		@EnforcePermission(Manifest.permission.MONITOR_INPUT)
		@Override
		public void pilferPointers(IBinder inputChannelToken) {
		public void pilferPointers(@NonNull IBinder inputChannelToken) {
		super.pilferPointers_enforcePermission();

		Objects.requireNonNull(inputChannelToken);
		@@ -2164,7 +2170,7 @@ public class InputManagerService extends IInputManager.Stub

		@Override
		@EnforcePermission(Manifest.permission.MONITOR_KEYBOARD_BACKLIGHT)
		public void registerKeyboardBacklightListener(IKeyboardBacklightListener listener) {
		public void registerKeyboardBacklightListener(@NonNull IKeyboardBacklightListener listener) {
		super.registerKeyboardBacklightListener_enforcePermission();
		Objects.requireNonNull(listener);
		mKeyboardBacklightController.registerKeyboardBacklightListener(listener,
		@@ -2173,7 +2179,7 @@ public class InputManagerService extends IInputManager.Stub

		@Override
		@EnforcePermission(Manifest.permission.MONITOR_KEYBOARD_BACKLIGHT)
		public void unregisterKeyboardBacklightListener(IKeyboardBacklightListener listener) {
		public void unregisterKeyboardBacklightListener(@NonNull IKeyboardBacklightListener listener) {
		super.unregisterKeyboardBacklightListener_enforcePermission();
		Objects.requireNonNull(listener);
		mKeyboardBacklightController.unregisterKeyboardBacklightListener(listener,
		@@ -3425,7 +3431,7 @@ public class InputManagerService extends IInputManager.Stub
		}

		@Override
		public void sendInputEvent(InputEvent event, int policyFlags) {
		public void sendInputEvent(@NonNull InputEvent event, int policyFlags) {
		if (!checkCallingPermission(android.Manifest.permission.INJECT_EVENTS,
		"sendInputEvent()")) {
		throw new SecurityException(
		@@ -3447,9 +3453,9 @@ public class InputManagerService extends IInputManager.Stub
		* Interface for the system to handle request from InputMonitors.
		*/
		private final class InputMonitorHost extends IInputMonitorHost.Stub {
		private final IBinder mInputChannelToken;
		private final @NonNull IBinder mInputChannelToken;

		InputMonitorHost(IBinder inputChannelToken) {
		InputMonitorHost(@NonNull IBinder inputChannelToken) {
		mInputChannelToken = inputChannelToken;
		}