Dump key operations info from DeviceStateAutoRotateSettingController (46395149) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/wm/DeviceStateAutoRotateSettingController.java

+165 −10

Original line number	Diff line number	Diff line
		@@ -34,6 +34,7 @@ import android.content.ContentResolver;
		import android.content.Context;
		import android.database.ContentObserver;
		import android.hardware.devicestate.DeviceState;
		import android.os.Build;
		import android.os.Handler;
		import android.os.HandlerExecutor;
		import android.os.Message;
		@@ -42,6 +43,7 @@ import android.provider.Settings;
		import android.provider.Settings.Secure.DeviceStateRotationLockKey;
		import android.util.Log;
		import android.util.Slog;
		import android.util.TimeUtils;

		import com.android.internal.annotations.VisibleForTesting;
		import com.android.server.policy.WindowManagerPolicy;
		@@ -54,6 +56,8 @@ import com.android.settingslib.devicestate.DeviceStateAutoRotateSettingManager;
		import com.android.settingslib.devicestate.DeviceStateAutoRotateSettingManager.DeviceStateAutoRotateSetting;
		import com.android.settingslib.devicestate.PostureDeviceStateConverter;

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

		@@ -76,7 +80,7 @@ public class DeviceStateAutoRotateSettingController {
		private static final String TAG = "DSAutoRotateCtrl";
		private static final int ACCELEROMETER_ROTATION_OFF = 0;
		private static final int ACCELEROMETER_ROTATION_ON = 1;
		private static final boolean DEBUG = false;
		private static final boolean DEBUG = Build.IS_DEBUGGABLE;
		private static final int MSG_UPDATE_STATE = 1;

		private final Handler mHandler;
		@@ -88,6 +92,8 @@ public class DeviceStateAutoRotateSettingController {
		private final WindowManagerService mWm;
		private final Context mContext;
		private final PostureDeviceStateConverter mPostureDeviceStateConverter;
		private final DeviceStateAutoRotateHistory mDeviceStateAutoRotateHistory =
		new DeviceStateAutoRotateHistory();

		@DeviceStateRotationLockKey
		private int mDevicePosture = DEVICE_STATE_ROTATION_KEY_UNKNOWN;
		@@ -144,16 +150,25 @@ public class DeviceStateAutoRotateSettingController {
		}

		private void handleEvent(@NonNull Event event) {
		final boolean persistedAccelerometerRotationSetting = getAccelerometerRotationSetting();
		final DeviceStateAutoRotateSetting persistedDeviceStateAutoRotateSetting =
		final boolean persistedAccelerometerRotationSettingBefore =
		getAccelerometerRotationSetting();
		final DeviceStateAutoRotateSetting persistedDeviceStateAutoRotateSettingBefore =
		getDeviceStateAutoRotateSetting();

		updateInMemoryState(event, persistedAccelerometerRotationSetting,
		persistedDeviceStateAutoRotateSetting);
		updateInMemoryState(event, persistedAccelerometerRotationSettingBefore,
		persistedDeviceStateAutoRotateSettingBefore);

		writeInMemoryStateIntoPersistedSetting(persistedAccelerometerRotationSetting,
		persistedDeviceStateAutoRotateSetting);
		writeUserRotationSettingIfNeeded(event, persistedAccelerometerRotationSetting);
		final boolean wasPersistedSettingChanged = writeInMemoryStateIntoPersistedSetting(
		persistedAccelerometerRotationSettingBefore,
		persistedDeviceStateAutoRotateSettingBefore);
		writeUserRotationSettingIfNeeded(event, persistedAccelerometerRotationSettingBefore);
		if (DEBUG) {
		mDeviceStateAutoRotateHistory.addRecord(event,
		persistedAccelerometerRotationSettingBefore,
		persistedDeviceStateAutoRotateSettingBefore, mDevicePosture,
		mAccelerometerSetting, mDeviceStateAutoRotateSetting.clone(),
		wasPersistedSettingChanged);
		}
		}

		/** Request to change {@link DEVICE_STATE_ROTATION_LOCK} persisted setting. */
		@@ -312,9 +327,10 @@ public class DeviceStateAutoRotateSettingController {
		}
		}

		private void writeInMemoryStateIntoPersistedSetting(
		private boolean writeInMemoryStateIntoPersistedSetting(
		boolean persistedAccelerometerRotationSetting,
		DeviceStateAutoRotateSetting persistedDeviceStateAutoRotateSetting) {
		boolean wasPersistedSettingChanged = false;
		if (mAccelerometerSetting != persistedAccelerometerRotationSetting) {
		Settings.System.putIntForUser(mContentResolver, ACCELEROMETER_ROTATION,
		mAccelerometerSetting ? ACCELEROMETER_ROTATION_ON : ACCELEROMETER_ROTATION_OFF,
		@@ -324,6 +340,7 @@ public class DeviceStateAutoRotateSettingController {
		Slog.d(TAG, "Wrote into persisted setting:\n" + "ACCELEROMETER_ROTATION="
		+ mAccelerometerSetting);
		}
		wasPersistedSettingChanged = true;
		}

		if (!mDeviceStateAutoRotateSetting.equals(persistedDeviceStateAutoRotateSetting)) {
		@@ -333,7 +350,9 @@ public class DeviceStateAutoRotateSettingController {
		Slog.d(TAG, "Wrote into persisted setting:\n" + "DEVICE_STATE_ROTATION_LOCK="
		+ mDeviceStateAutoRotateSetting);
		}
		wasPersistedSettingChanged = true;
		}
		return wasPersistedSettingChanged;
		}

		private void writeUserRotationSettingIfNeeded(Event event,
		@@ -385,11 +404,125 @@ public class DeviceStateAutoRotateSettingController {
		return mDeviceStateAutoRotateSettingManager.getDefaultRotationLockSetting();
		}

		public void dump(String prefix, PrintWriter pw) {
		mDeviceStateAutoRotateHistory.dump(prefix, pw);
		}

		@VisibleForTesting
		Handler getHandler() {
		return mWm.mH;
		}

		/**
		* Stores a recent history of events and the resulting actions for debugging purposes.
		* The history has a maximum size and old records are discarded.
		*/
		private static class DeviceStateAutoRotateHistory {
		private static final int MAX_SIZE = 16;
		private final ArrayDeque<Record> mRecords = new ArrayDeque<>(MAX_SIZE);

		/** Dumps the history of records to the provided {@link PrintWriter}. */
		void dump(String prefix, PrintWriter pw) {
		if (!mRecords.isEmpty()) {
		pw.println();
		pw.println(prefix + " DeviceStateAutoRotateHistory");
		prefix = " " + prefix;
		for (Record r : mRecords) {
		r.dump(prefix, pw);
		}
		pw.println();
		}
		}

		/**
		* Adds a record of an event that was received and the operation that was performed in
		* response. This captures the state of the system before the event is processed and after
		* the operation has been finished.
		*
		* @param event the event that was received.
		* @param persistedAccelerometerSettingBefore the value of the accelerometer setting
		* as read from persisted storage before
		* the event was processed.
		* @param persistedDeviceStateAutoRotateSettingBefore the value of the device state auto
		* -rotate setting as read from
		* persisted storage before the event was
		* processed.
		* @param devicePostureAfter the in-memory value of the device
		* posture after the operation performed.
		* @param accelerometerSettingAfter the in-memory value of the
		* accelerometer setting after the
		* operation performed.
		* @param deviceStateAutoRotateSettingAfter the in-memory value of the device
		* state auto-rotate setting after the
		* operation performed.
		* @param wasPersistedSettingChanged is true if any persisted setting is
		* written into at the end of the latest
		* operation.
		*/
		void addRecord(Event event, boolean persistedAccelerometerSettingBefore,
		DeviceStateAutoRotateSetting persistedDeviceStateAutoRotateSettingBefore,
		@DeviceStateRotationLockKey int devicePostureAfter,
		boolean accelerometerSettingAfter,
		DeviceStateAutoRotateSetting deviceStateAutoRotateSettingAfter,
		boolean wasPersistedSettingChanged) {
		if (mRecords.size() >= MAX_SIZE) {
		mRecords.removeFirst();
		}
		mRecords.addLast(new Record(event, persistedAccelerometerSettingBefore,
		persistedDeviceStateAutoRotateSettingBefore, devicePostureAfter,
		accelerometerSettingAfter, deviceStateAutoRotateSettingAfter,
		wasPersistedSettingChanged));
		}

		/** A single entry in the history, representing an event and the operation that followed. */
		private static final class Record {
		final long mTimestamp = System.currentTimeMillis();
		private final Event mEvent;
		private final boolean mPersistedAccelerometerSettingBefore;
		private final DeviceStateAutoRotateSetting mPersistedDeviceStateAutoRotateSettingBefore;
		@DeviceStateRotationLockKey
		private final int mDevicePostureAfter;
		private final boolean mAccelerometerSettingAfter;
		private final DeviceStateAutoRotateSetting mDeviceStateAutoRotateSettingAfter;
		private final boolean mWasPersistedSettingChanged;

		private Record(Event event, boolean persistedAccelerometerSettingBefore,
		DeviceStateAutoRotateSetting persistedDeviceStateAutoRotateSettingBefore,
		@DeviceStateRotationLockKey int devicePostureAfter,
		boolean accelerometerSettingAfter,
		DeviceStateAutoRotateSetting deviceStateAutoRotateSettingAfter,
		boolean wasPersistedSettingChanged) {
		mEvent = event;
		mPersistedAccelerometerSettingBefore = persistedAccelerometerSettingBefore;
		mPersistedDeviceStateAutoRotateSettingBefore =
		persistedDeviceStateAutoRotateSettingBefore;
		mDevicePostureAfter = devicePostureAfter;
		mAccelerometerSettingAfter = accelerometerSettingAfter;
		mDeviceStateAutoRotateSettingAfter = deviceStateAutoRotateSettingAfter;
		mWasPersistedSettingChanged = wasPersistedSettingChanged;
		}


		/** Dumps the contents of this record to the provided {@link PrintWriter}. */
		void dump(String prefix, PrintWriter pw) {
		pw.println(prefix + TimeUtils.logTimeOfDay(mTimestamp));
		prefix = " " + prefix;
		pw.println(prefix + "Received Event: " + mEvent);
		pw.println(prefix + "Persisted setting values before event: "
		+ "[ACCELEROMETER_ROTATION=" + mPersistedAccelerometerSettingBefore
		+ ", DEVICE_STATE_ROTATION_LOCK="
		+ mPersistedDeviceStateAutoRotateSettingBefore + "]");
		String actionDescription =
		mWasPersistedSettingChanged ? "Wrote into persisted setting"
		: "Did not write into persisted setting";
		pw.println(prefix + actionDescription + ", in-memory state after event "
		+ "[mDevicePosture=" + mDevicePostureAfter + ", mAccelerometerSetting="
		+ mAccelerometerSettingAfter + ", mDeviceStateAutoRotateSetting="
		+ mDeviceStateAutoRotateSettingAfter + "]");
		}
		}
		}

		static sealed class Event {
		private Event() {
		}
		@@ -417,6 +550,12 @@ public class DeviceStateAutoRotateSettingController {
		mUserRotation = userRotation;
		mCaller = caller;
		}

		@Override
		public String toString() {
		return "UpdateAccelerometerRotationSetting[mAutoRotate=" + mAutoRotate
		+ ", mUserRotation=" + mUserRotation + ", mCaller=" + mCaller + "]";
		}
		}

		/**
		@@ -437,6 +576,12 @@ public class DeviceStateAutoRotateSettingController {
		mDevicePosture = devicePosture;
		mAutoRotate = autoRotate;
		}

		@Override
		public String toString() {
		return "UpdateDeviceStateAutoRotateSetting[mDevicePosture=" + mDevicePosture
		+ ", mAutoRotate=" + mAutoRotate + "]";
		}
		}

		/**
		@@ -452,6 +597,11 @@ public class DeviceStateAutoRotateSettingController {
		UpdateDevicePosture(@DeviceStateRotationLockKey int devicePosture) {
		mDevicePosture = devicePosture;
		}

		@Override
		public String toString() {
		return "UpdateDevicePosture[mDevicePosture=" + mDevicePosture + "]";
		}
		}

		/**
		@@ -466,6 +616,11 @@ public class DeviceStateAutoRotateSettingController {

		private PersistedSettingUpdate() {
		}

		@Override
		public String toString() {
		return "PersistedSettingUpdate";
		}
		}
		}
		}

services/core/java/com/android/server/wm/RootWindowContainer.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -3865,6 +3865,9 @@ class RootWindowContainer extends WindowContainer<DisplayContent>
		final DisplayContent display = getChildAt(i);
		display.dump(pw, prefix, dumpAll);
		}
		if (mDeviceStateAutoRotateSettingController != null) {
		mDeviceStateAutoRotateSettingController.dump(prefix, pw);
		}
		}

		/**