diff options
Diffstat (limited to 'java/src')
91 files changed, 319 insertions, 510 deletions
diff --git a/java/src/com/android/inputmethod/accessibility/AccessibilityEntityProvider.java b/java/src/com/android/inputmethod/accessibility/AccessibilityEntityProvider.java index 5af5d044f..b9b6362fc 100644 --- a/java/src/com/android/inputmethod/accessibility/AccessibilityEntityProvider.java +++ b/java/src/com/android/inputmethod/accessibility/AccessibilityEntityProvider.java @@ -47,7 +47,7 @@ import com.android.inputmethod.latin.CollectionUtils; * virtual views, thus conveying their logical structure. * </p> */ -public class AccessibilityEntityProvider extends AccessibilityNodeProviderCompat { +public final class AccessibilityEntityProvider extends AccessibilityNodeProviderCompat { private static final String TAG = AccessibilityEntityProvider.class.getSimpleName(); private static final int UNDEFINED = Integer.MIN_VALUE; diff --git a/java/src/com/android/inputmethod/accessibility/AccessibleKeyboardViewProxy.java b/java/src/com/android/inputmethod/accessibility/AccessibleKeyboardViewProxy.java index 01220a58a..fcfa6d4e4 100644 --- a/java/src/com/android/inputmethod/accessibility/AccessibleKeyboardViewProxy.java +++ b/java/src/com/android/inputmethod/accessibility/AccessibleKeyboardViewProxy.java @@ -32,7 +32,7 @@ import com.android.inputmethod.keyboard.MainKeyboardView; import com.android.inputmethod.keyboard.PointerTracker; import com.android.inputmethod.latin.R; -public class AccessibleKeyboardViewProxy extends AccessibilityDelegateCompat { +public final class AccessibleKeyboardViewProxy extends AccessibilityDelegateCompat { private static final AccessibleKeyboardViewProxy sInstance = new AccessibleKeyboardViewProxy(); private InputMethodService mInputMethod; diff --git a/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java b/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java index 5c45448a5..32618ad85 100644 --- a/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java +++ b/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java @@ -30,7 +30,7 @@ import com.android.inputmethod.latin.R; import java.util.HashMap; -public class KeyCodeDescriptionMapper { +public final class KeyCodeDescriptionMapper { private static final String TAG = KeyCodeDescriptionMapper.class.getSimpleName(); // The resource ID of the string spoken for obscured keys diff --git a/java/src/com/android/inputmethod/compat/AudioManagerCompatWrapper.java b/java/src/com/android/inputmethod/compat/AudioManagerCompatWrapper.java index b6c3e2a88..40eed91f2 100644 --- a/java/src/com/android/inputmethod/compat/AudioManagerCompatWrapper.java +++ b/java/src/com/android/inputmethod/compat/AudioManagerCompatWrapper.java @@ -20,7 +20,7 @@ import android.media.AudioManager; import java.lang.reflect.Method; -public class AudioManagerCompatWrapper { +public final class AudioManagerCompatWrapper { private static final Method METHOD_isWiredHeadsetOn = CompatUtils.getMethod( AudioManager.class, "isWiredHeadsetOn"); private static final Method METHOD_isBluetoothA2dpOn = CompatUtils.getMethod( diff --git a/java/src/com/android/inputmethod/compat/InputMethodManagerCompatWrapper.java b/java/src/com/android/inputmethod/compat/InputMethodManagerCompatWrapper.java index cc10a4ed2..a01c301ee 100644 --- a/java/src/com/android/inputmethod/compat/InputMethodManagerCompatWrapper.java +++ b/java/src/com/android/inputmethod/compat/InputMethodManagerCompatWrapper.java @@ -27,7 +27,7 @@ import java.lang.reflect.Method; // TODO: Override this class with the concrete implementation if we need to take care of the // performance. -public class InputMethodManagerCompatWrapper { +public final class InputMethodManagerCompatWrapper { private static final String TAG = InputMethodManagerCompatWrapper.class.getSimpleName(); private static final Method METHOD_switchToNextInputMethod = CompatUtils.getMethod( InputMethodManager.class, "switchToNextInputMethod", IBinder.class, Boolean.TYPE); diff --git a/java/src/com/android/inputmethod/keyboard/Key.java b/java/src/com/android/inputmethod/keyboard/Key.java index cb120a33e..30812e8c3 100644 --- a/java/src/com/android/inputmethod/keyboard/Key.java +++ b/java/src/com/android/inputmethod/keyboard/Key.java @@ -138,7 +138,7 @@ public class Key implements Comparable<Key> { private final OptionalAttributes mOptionalAttributes; - private static class OptionalAttributes { + private static final class OptionalAttributes { /** Text to output when pressed. This can be multiple characters, like ".com" */ public final String mOutputText; public final int mAltCode; diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardId.java b/java/src/com/android/inputmethod/keyboard/KeyboardId.java index 1e5277345..5e8a8f6bb 100644 --- a/java/src/com/android/inputmethod/keyboard/KeyboardId.java +++ b/java/src/com/android/inputmethod/keyboard/KeyboardId.java @@ -33,7 +33,7 @@ import java.util.Locale; /** * Unique identifier for each keyboard type. */ -public class KeyboardId { +public final class KeyboardId { public static final int MODE_TEXT = 0; public static final int MODE_URL = 1; public static final int MODE_EMAIL = 2; diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java b/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java index d97df7491..c7813ab02 100644 --- a/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java +++ b/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java @@ -61,7 +61,7 @@ import java.util.HashMap; * A {@link KeyboardLayoutSet} needs to be created for each * {@link android.view.inputmethod.EditorInfo}. */ -public class KeyboardLayoutSet { +public final class KeyboardLayoutSet { private static final String TAG = KeyboardLayoutSet.class.getSimpleName(); private static final boolean DEBUG_CACHE = LatinImeLogger.sDBG; @@ -77,7 +77,7 @@ public class KeyboardLayoutSet { CollectionUtils.newHashMap(); private static final KeysCache sKeysCache = new KeysCache(); - public static class KeyboardLayoutSetException extends RuntimeException { + public static final class KeyboardLayoutSetException extends RuntimeException { public final KeyboardId mKeyboardId; public KeyboardLayoutSetException(final Throwable cause, final KeyboardId keyboardId) { @@ -86,13 +86,13 @@ public class KeyboardLayoutSet { } } - private static class ElementParams { + private static final class ElementParams { int mKeyboardXmlId; boolean mProximityCharsCorrectionEnabled; public ElementParams() {} } - private static class Params { + private static final class Params { String mKeyboardLayoutSetName; int mMode; EditorInfo mEditorInfo; @@ -203,7 +203,7 @@ public class KeyboardLayoutSet { params.mLanguageSwitchKeyEnabled); } - public static class Builder { + public static final class Builder { private final Context mContext; private final String mPackageName; private final Resources mResources; diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java b/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java index fd789f029..88d7b667f 100644 --- a/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java +++ b/java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java @@ -39,12 +39,12 @@ import com.android.inputmethod.latin.SettingsValues; import com.android.inputmethod.latin.SubtypeSwitcher; import com.android.inputmethod.latin.WordComposer; -public class KeyboardSwitcher implements KeyboardState.SwitchActions { +public final class KeyboardSwitcher implements KeyboardState.SwitchActions { private static final String TAG = KeyboardSwitcher.class.getSimpleName(); public static final String PREF_KEYBOARD_LAYOUT = "pref_keyboard_layout_20110916"; - static class KeyboardTheme { + static final class KeyboardTheme { public final int mThemeId; public final int mStyleId; diff --git a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java index f1fcfe785..b4c9c7d6f 100644 --- a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java +++ b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java @@ -83,7 +83,7 @@ import java.util.WeakHashMap; * @attr ref R.styleable#MainKeyboardView_ignoreAltCodeKeyTimeout * @attr ref R.styleable#MainKeyboardView_showMoreKeysKeyboardAtTouchPoint */ -public class MainKeyboardView extends KeyboardView implements PointerTracker.KeyEventHandler, +public final class MainKeyboardView extends KeyboardView implements PointerTracker.KeyEventHandler, SuddenJumpingTouchEventHandler.ProcessMotionEvent { private static final String TAG = MainKeyboardView.class.getSimpleName(); @@ -136,7 +136,7 @@ public class MainKeyboardView extends KeyboardView implements PointerTracker.Key private final KeyTimerHandler mKeyTimerHandler; - private static class KeyTimerHandler extends StaticInnerHandlerWrapper<MainKeyboardView> + private static final class KeyTimerHandler extends StaticInnerHandlerWrapper<MainKeyboardView> implements TimerProxy { private static final int MSG_TYPING_STATE_EXPIRED = 0; private static final int MSG_REPEAT_KEY = 1; diff --git a/java/src/com/android/inputmethod/keyboard/MoreKeysDetector.java b/java/src/com/android/inputmethod/keyboard/MoreKeysDetector.java index cd4e3001e..a2001cb8f 100644 --- a/java/src/com/android/inputmethod/keyboard/MoreKeysDetector.java +++ b/java/src/com/android/inputmethod/keyboard/MoreKeysDetector.java @@ -16,7 +16,7 @@ package com.android.inputmethod.keyboard; -public class MoreKeysDetector extends KeyDetector { +public final class MoreKeysDetector extends KeyDetector { private final int mSlideAllowanceSquare; private final int mSlideAllowanceSquareTop; diff --git a/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboard.java b/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboard.java index c9af888f9..d7d4be40b 100644 --- a/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboard.java +++ b/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboard.java @@ -27,7 +27,7 @@ import com.android.inputmethod.keyboard.internal.MoreKeySpec; import com.android.inputmethod.latin.R; import com.android.inputmethod.latin.StringUtils; -public class MoreKeysKeyboard extends Keyboard { +public final class MoreKeysKeyboard extends Keyboard { private final int mDefaultKeyCoordX; MoreKeysKeyboard(final MoreKeysKeyboardParams params) { diff --git a/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java index e513a1477..a50617693 100644 --- a/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java +++ b/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java @@ -33,7 +33,7 @@ import com.android.inputmethod.latin.R; * A view that renders a virtual {@link MoreKeysKeyboard}. It handles rendering of keys and * detecting key presses and touch movements. */ -public class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel { +public final class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel { private final int[] mCoordinates = new int[2]; private final KeyDetector mKeyDetector; diff --git a/java/src/com/android/inputmethod/keyboard/PointerTracker.java b/java/src/com/android/inputmethod/keyboard/PointerTracker.java index ec8f65994..9dae40a93 100644 --- a/java/src/com/android/inputmethod/keyboard/PointerTracker.java +++ b/java/src/com/android/inputmethod/keyboard/PointerTracker.java @@ -34,7 +34,7 @@ import com.android.inputmethod.research.ResearchLogger; import java.util.ArrayList; -public class PointerTracker implements PointerTrackerQueue.Element { +public final class PointerTracker implements PointerTrackerQueue.Element { private static final String TAG = PointerTracker.class.getSimpleName(); private static final boolean DEBUG_EVENT = false; private static final boolean DEBUG_MOVE_EVENT = false; @@ -121,7 +121,7 @@ public class PointerTracker implements PointerTrackerQueue.Element { } } - static class PointerTrackerParams { + static final class PointerTrackerParams { public final boolean mSlidingKeyInputEnabled; public final int mTouchNoiseThresholdTime; public final float mTouchNoiseThresholdDistance; diff --git a/java/src/com/android/inputmethod/keyboard/ProximityInfo.java b/java/src/com/android/inputmethod/keyboard/ProximityInfo.java index 6e138946f..06a9e9252 100644 --- a/java/src/com/android/inputmethod/keyboard/ProximityInfo.java +++ b/java/src/com/android/inputmethod/keyboard/ProximityInfo.java @@ -25,15 +25,15 @@ import com.android.inputmethod.latin.JniUtils; import java.util.Arrays; -public class ProximityInfo { +public final class ProximityInfo { /** MAX_PROXIMITY_CHARS_SIZE must be the same as MAX_PROXIMITY_CHARS_SIZE_INTERNAL * in defines.h */ public static final int MAX_PROXIMITY_CHARS_SIZE = 16; /** Number of key widths from current touch point to search for nearest keys. */ private static float SEARCH_DISTANCE = 1.2f; private static final Key[] EMPTY_KEY_ARRAY = new Key[0]; + private static final float DEFAULT_TOUCH_POSITION_CORRECTION_RADIUS = 0.15f; - private final int mKeyHeight; private final int mGridWidth; private final int mGridHeight; private final int mGridSize; @@ -43,6 +43,7 @@ public class ProximityInfo { private final int mKeyboardMinWidth; private final int mKeyboardHeight; private final int mMostCommonKeyWidth; + private final int mMostCommonKeyHeight; private final Key[] mKeys; private final Key[][] mGridNeighbors; private final String mLocaleStr; @@ -63,7 +64,7 @@ public class ProximityInfo { mCellHeight = (height + mGridHeight - 1) / mGridHeight; mKeyboardMinWidth = minWidth; mKeyboardHeight = height; - mKeyHeight = mostCommonKeyHeight; + mMostCommonKeyHeight = mostCommonKeyHeight; mMostCommonKeyWidth = mostCommonKeyWidth; mKeys = keys; mGridNeighbors = new Key[mGridSize][]; @@ -142,22 +143,22 @@ public class ProximityInfo { sweetSpotCenterXs = new float[keyCount]; sweetSpotCenterYs = new float[keyCount]; sweetSpotRadii = new float[keyCount]; + final float defaultRadius = DEFAULT_TOUCH_POSITION_CORRECTION_RADIUS + * (float)Math.hypot(mMostCommonKeyWidth, mMostCommonKeyHeight); for (int i = 0; i < keyCount; i++) { final Key key = keys[i]; final Rect hitBox = key.mHitBox; - final int row = hitBox.top / mKeyHeight; + sweetSpotCenterXs[i] = hitBox.exactCenterX(); + sweetSpotCenterYs[i] = hitBox.exactCenterY(); + sweetSpotRadii[i] = defaultRadius; + final int row = hitBox.top / mMostCommonKeyHeight; if (row < touchPositionCorrection.getRows()) { final int hitBoxWidth = hitBox.width(); final int hitBoxHeight = hitBox.height(); - final float x = touchPositionCorrection.getX(row); - final float y = touchPositionCorrection.getY(row); - final float radius = touchPositionCorrection.getRadius(row); - sweetSpotCenterXs[i] = hitBox.exactCenterX() + x * hitBoxWidth; - sweetSpotCenterYs[i] = hitBox.exactCenterY() + y * hitBoxHeight; - // Note that, in recent versions of Android, FloatMath is actually slower than - // java.lang.Math due to the way the JIT optimizes java.lang.Math. - sweetSpotRadii[i] = radius * (float)Math.sqrt( - hitBoxWidth * hitBoxWidth + hitBoxHeight * hitBoxHeight); + final float hitBoxDiagonal = (float)Math.hypot(hitBoxWidth, hitBoxHeight); + sweetSpotCenterXs[i] += touchPositionCorrection.getX(row) * hitBoxWidth; + sweetSpotCenterYs[i] += touchPositionCorrection.getY(row) * hitBoxHeight; + sweetSpotRadii[i] = touchPositionCorrection.getRadius(row) * hitBoxDiagonal; } } } else { @@ -213,7 +214,8 @@ public class ProximityInfo { } } - public void fillArrayWithNearestKeyCodes(int x, int y, int primaryKeyCode, int[] dest) { + public void fillArrayWithNearestKeyCodes(final int x, final int y, final int primaryKeyCode, + final int[] dest) { final int destLength = dest.length; if (destLength < 1) { return; @@ -238,7 +240,7 @@ public class ProximityInfo { } } - public Key[] getNearestKeys(int x, int y) { + public Key[] getNearestKeys(final int x, final int y) { if (mGridNeighbors == null) { return EMPTY_KEY_ARRAY; } diff --git a/java/src/com/android/inputmethod/keyboard/internal/AlphabetShiftState.java b/java/src/com/android/inputmethod/keyboard/internal/AlphabetShiftState.java index 5712df1fc..44aa72a0a 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/AlphabetShiftState.java +++ b/java/src/com/android/inputmethod/keyboard/internal/AlphabetShiftState.java @@ -18,7 +18,7 @@ package com.android.inputmethod.keyboard.internal; import android.util.Log; -public class AlphabetShiftState { +public final class AlphabetShiftState { private static final String TAG = AlphabetShiftState.class.getSimpleName(); private static final boolean DEBUG = false; diff --git a/java/src/com/android/inputmethod/keyboard/internal/GestureStrokeWithPreviewPoints.java b/java/src/com/android/inputmethod/keyboard/internal/GestureStrokeWithPreviewPoints.java index 3487b5018..5b3f31805 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/GestureStrokeWithPreviewPoints.java +++ b/java/src/com/android/inputmethod/keyboard/internal/GestureStrokeWithPreviewPoints.java @@ -16,7 +16,7 @@ package com.android.inputmethod.keyboard.internal; import com.android.inputmethod.latin.ResizableIntArray; -public class GestureStrokeWithPreviewPoints extends GestureStroke { +public final class GestureStrokeWithPreviewPoints extends GestureStroke { public static final int PREVIEW_CAPACITY = 256; private final ResizableIntArray mPreviewEventTimes = new ResizableIntArray(PREVIEW_CAPACITY); diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeySpecParser.java b/java/src/com/android/inputmethod/keyboard/internal/KeySpecParser.java index 2a57caa5f..2caa5eb02 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/KeySpecParser.java +++ b/java/src/com/android/inputmethod/keyboard/internal/KeySpecParser.java @@ -46,7 +46,7 @@ import java.util.Locale; * Note that the '\' is also parsed by XML parser and CSV parser as well. * See {@link KeyboardIconsSet} about icon_name. */ -public class KeySpecParser { +public final class KeySpecParser { private static final boolean DEBUG = LatinImeLogger.sDBG; private static final int MAX_STRING_REFERENCE_INDIRECTION = 10; @@ -318,7 +318,7 @@ public class KeySpecParser { } @SuppressWarnings("serial") - public static class KeySpecParserError extends RuntimeException { + public static final class KeySpecParserError extends RuntimeException { public KeySpecParserError(final String message) { super(message); } diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyStylesSet.java b/java/src/com/android/inputmethod/keyboard/internal/KeyStylesSet.java index 71fd30563..563d22414 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/KeyStylesSet.java +++ b/java/src/com/android/inputmethod/keyboard/internal/KeyStylesSet.java @@ -29,7 +29,7 @@ import org.xmlpull.v1.XmlPullParserException; import java.util.HashMap; -public class KeyStylesSet { +public final class KeyStylesSet { private static final String TAG = KeyStylesSet.class.getSimpleName(); private static final boolean DEBUG = false; @@ -45,7 +45,7 @@ public class KeyStylesSet { mStyles.put(EMPTY_STYLE_NAME, mEmptyKeyStyle); } - private static class EmptyKeyStyle extends KeyStyle { + private static final class EmptyKeyStyle extends KeyStyle { EmptyKeyStyle(final KeyboardTextsSet textsSet) { super(textsSet); } @@ -71,7 +71,7 @@ public class KeyStylesSet { } } - private static class DeclaredKeyStyle extends KeyStyle { + private static final class DeclaredKeyStyle extends KeyStyle { private final HashMap<String, KeyStyle> mStyles; private final String mParentStyleName; private final SparseArray<Object> mStyleAttributes = CollectionUtils.newSparseArray(); diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyVisualAttributes.java b/java/src/com/android/inputmethod/keyboard/internal/KeyVisualAttributes.java index 04cc152fe..6ddd2a6fb 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/KeyVisualAttributes.java +++ b/java/src/com/android/inputmethod/keyboard/internal/KeyVisualAttributes.java @@ -23,7 +23,7 @@ import android.util.SparseIntArray; import com.android.inputmethod.latin.R; import com.android.inputmethod.latin.ResourceUtils; -public class KeyVisualAttributes { +public final class KeyVisualAttributes { public final Typeface mTypeface; public final float mLetterRatio; diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardCodesSet.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardCodesSet.java index f7923d0b9..840d7133d 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardCodesSet.java +++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardCodesSet.java @@ -21,7 +21,7 @@ import com.android.inputmethod.latin.CollectionUtils; import java.util.HashMap; -public class KeyboardCodesSet { +public final class KeyboardCodesSet { private static final HashMap<String, int[]> sLanguageToCodesMap = CollectionUtils.newHashMap(); private static final HashMap<String, Integer> sNameToIdMap = CollectionUtils.newHashMap(); diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardIconsSet.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardIconsSet.java index 4a98a3698..7292e8e19 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardIconsSet.java +++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardIconsSet.java @@ -27,7 +27,7 @@ import com.android.inputmethod.latin.R; import java.util.HashMap; -public class KeyboardIconsSet { +public final class KeyboardIconsSet { private static final String TAG = KeyboardIconsSet.class.getSimpleName(); public static final int ICON_UNDEFINED = 0; diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardRow.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardRow.java index eb17b0ea4..b986262d7 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardRow.java +++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardRow.java @@ -32,7 +32,7 @@ import org.xmlpull.v1.XmlPullParser; * Some of the key size defaults can be overridden per row from what the {@link Keyboard} * defines. */ -public class KeyboardRow { +public final class KeyboardRow { // keyWidth enum constants private static final int KEYWIDTH_NOT_ENUM = 0; private static final int KEYWIDTH_FILL_RIGHT = -1; diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardState.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardState.java index 4ab6832c3..58cc8972a 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardState.java +++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardState.java @@ -34,7 +34,7 @@ import com.android.inputmethod.latin.Constants; * * The actions are {@link SwitchActions}'s methods. */ -public class KeyboardState { +public final class KeyboardState { private static final String TAG = KeyboardState.class.getSimpleName(); private static final boolean DEBUG_EVENT = false; private static final boolean DEBUG_ACTION = false; @@ -92,7 +92,7 @@ public class KeyboardState { private final SavedKeyboardState mSavedKeyboardState = new SavedKeyboardState(); - static class SavedKeyboardState { + static final class SavedKeyboardState { public boolean mIsValid; public boolean mIsAlphabetMode; public boolean mIsAlphabetShiftLocked; diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeysCache.java b/java/src/com/android/inputmethod/keyboard/internal/KeysCache.java index f54617c98..d1b4c8524 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/KeysCache.java +++ b/java/src/com/android/inputmethod/keyboard/internal/KeysCache.java @@ -21,7 +21,7 @@ import com.android.inputmethod.latin.CollectionUtils; import java.util.HashMap; -public class KeysCache { +public final class KeysCache { private final HashMap<Key, Key> mMap = CollectionUtils.newHashMap(); public void clear() { diff --git a/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java b/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java index c1a5cbead..a52f202aa 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java +++ b/java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java @@ -22,7 +22,7 @@ import com.android.inputmethod.latin.CollectionUtils; import java.util.ArrayList; -public class PointerTrackerQueue { +public final class PointerTrackerQueue { private static final String TAG = PointerTrackerQueue.class.getSimpleName(); private static final boolean DEBUG = false; diff --git a/java/src/com/android/inputmethod/keyboard/internal/PreviewPlacerView.java b/java/src/com/android/inputmethod/keyboard/internal/PreviewPlacerView.java index 72be7fc59..776ac0204 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/PreviewPlacerView.java +++ b/java/src/com/android/inputmethod/keyboard/internal/PreviewPlacerView.java @@ -39,7 +39,7 @@ import com.android.inputmethod.latin.CollectionUtils; import com.android.inputmethod.latin.R; import com.android.inputmethod.latin.StaticInnerHandlerWrapper; -public class PreviewPlacerView extends RelativeLayout { +public final class PreviewPlacerView extends RelativeLayout { // The height of extra area above the keyboard to draw gesture trails. // Proportional to the keyboard height. private static final float EXTRA_GESTURE_TRAIL_AREA_ABOVE_KEYBOARD_RATIO = 0.25f; @@ -79,7 +79,7 @@ public class PreviewPlacerView extends RelativeLayout { private final DrawingHandler mDrawingHandler; - private static class DrawingHandler extends StaticInnerHandlerWrapper<PreviewPlacerView> { + private static final class DrawingHandler extends StaticInnerHandlerWrapper<PreviewPlacerView> { private static final int MSG_DISMISS_GESTURE_FLOATING_PREVIEW_TEXT = 0; private static final int MSG_UPDATE_GESTURE_PREVIEW_TRAIL = 1; diff --git a/java/src/com/android/inputmethod/keyboard/internal/ShiftKeyState.java b/java/src/com/android/inputmethod/keyboard/internal/ShiftKeyState.java index edb40c8e7..90db73dee 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/ShiftKeyState.java +++ b/java/src/com/android/inputmethod/keyboard/internal/ShiftKeyState.java @@ -18,7 +18,7 @@ package com.android.inputmethod.keyboard.internal; import android.util.Log; -/* package */ class ShiftKeyState extends ModifierKeyState { +/* package */ final class ShiftKeyState extends ModifierKeyState { private static final int PRESSING_ON_SHIFTED = 3; // both temporary shifted & shift locked private static final int IGNORING = 4; diff --git a/java/src/com/android/inputmethod/keyboard/internal/SuddenJumpingTouchEventHandler.java b/java/src/com/android/inputmethod/keyboard/internal/SuddenJumpingTouchEventHandler.java index a591a7ac3..c53428fe5 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/SuddenJumpingTouchEventHandler.java +++ b/java/src/com/android/inputmethod/keyboard/internal/SuddenJumpingTouchEventHandler.java @@ -28,7 +28,7 @@ import com.android.inputmethod.latin.ResourceUtils; import com.android.inputmethod.latin.define.ProductionFlag; import com.android.inputmethod.research.ResearchLogger; -public class SuddenJumpingTouchEventHandler { +public final class SuddenJumpingTouchEventHandler { private static final String TAG = SuddenJumpingTouchEventHandler.class.getSimpleName(); private static boolean DEBUG_MODE = LatinImeLogger.sDBG; diff --git a/java/src/com/android/inputmethod/keyboard/internal/TouchPositionCorrection.java b/java/src/com/android/inputmethod/keyboard/internal/TouchPositionCorrection.java index 811a620b3..d8950a713 100644 --- a/java/src/com/android/inputmethod/keyboard/internal/TouchPositionCorrection.java +++ b/java/src/com/android/inputmethod/keyboard/internal/TouchPositionCorrection.java @@ -18,7 +18,7 @@ package com.android.inputmethod.keyboard.internal; import com.android.inputmethod.latin.LatinImeLogger; -public class TouchPositionCorrection { +public final class TouchPositionCorrection { private static final int TOUCH_POSITION_CORRECTION_RECORD_SIZE = 3; private boolean mEnabled; @@ -80,7 +80,9 @@ public class TouchPositionCorrection { } public float getX(final int row) { - return mXs[row]; + return 0.0f; + // Touch position correction data for X coordinate is obsolete. + // return mXs[row]; } public float getY(final int row) { diff --git a/java/src/com/android/inputmethod/latin/AdditionalSubtypeSettings.java b/java/src/com/android/inputmethod/latin/AdditionalSubtypeSettings.java index ae51d2537..d12607721 100644 --- a/java/src/com/android/inputmethod/latin/AdditionalSubtypeSettings.java +++ b/java/src/com/android/inputmethod/latin/AdditionalSubtypeSettings.java @@ -49,7 +49,7 @@ import com.android.inputmethod.compat.CompatUtils; import java.util.ArrayList; import java.util.TreeSet; -public class AdditionalSubtypeSettings extends PreferenceFragment { +public final class AdditionalSubtypeSettings extends PreferenceFragment { private SharedPreferences mPrefs; private SubtypeLocaleAdapter mSubtypeLocaleAdapter; private KeyboardLayoutSetAdapter mKeyboardLayoutSetAdapter; diff --git a/java/src/com/android/inputmethod/latin/AssetFileAddress.java b/java/src/com/android/inputmethod/latin/AssetFileAddress.java index 3549a1561..29c733ba6 100644 --- a/java/src/com/android/inputmethod/latin/AssetFileAddress.java +++ b/java/src/com/android/inputmethod/latin/AssetFileAddress.java @@ -24,7 +24,7 @@ import java.io.File; * the package file. Open it correctly thus requires the name of the package it is in, but * also the offset in the file and the length of this data. This class encapsulates these three. */ -class AssetFileAddress { +final class AssetFileAddress { public final String mFilename; public final long mOffset; public final long mLength; diff --git a/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java b/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java index 55664d411..59ef5e09f 100644 --- a/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java +++ b/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java @@ -30,7 +30,7 @@ import com.android.inputmethod.latin.VibratorUtils; * It offers a consistent and simple interface that allows LatinIME to forget about the * complexity of settings and the like. */ -public class AudioAndHapticFeedbackManager { +public final class AudioAndHapticFeedbackManager { final private SettingsValues mSettingsValues; final private AudioManager mAudioManager; final private VibratorUtils mVibratorUtils; diff --git a/java/src/com/android/inputmethod/latin/AutoCorrection.java b/java/src/com/android/inputmethod/latin/AutoCorrection.java index f425e360a..84fad158f 100644 --- a/java/src/com/android/inputmethod/latin/AutoCorrection.java +++ b/java/src/com/android/inputmethod/latin/AutoCorrection.java @@ -23,7 +23,7 @@ import android.util.Log; import java.util.concurrent.ConcurrentHashMap; -public class AutoCorrection { +public final class AutoCorrection { private static final boolean DBG = LatinImeLogger.sDBG; private static final String TAG = AutoCorrection.class.getSimpleName(); private static final int MINIMUM_SAFETY_NET_CHAR_LENGTH = 4; diff --git a/java/src/com/android/inputmethod/latin/BackupAgent.java b/java/src/com/android/inputmethod/latin/BackupAgent.java index ee070af75..0beb088ac 100644 --- a/java/src/com/android/inputmethod/latin/BackupAgent.java +++ b/java/src/com/android/inputmethod/latin/BackupAgent.java @@ -22,7 +22,7 @@ import android.app.backup.SharedPreferencesBackupHelper; /** * Backs up the Latin IME shared preferences. */ -public class BackupAgent extends BackupAgentHelper { +public final class BackupAgent extends BackupAgentHelper { @Override public void onCreate() { diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java index 9244f16b1..e084cb306 100644 --- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java +++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java @@ -30,7 +30,7 @@ import java.util.Locale; /** * Implements a static, compacted, binary dictionary of standard words. */ -public class BinaryDictionary extends Dictionary { +public final class BinaryDictionary extends Dictionary { public static final String DICTIONARY_PACK_AUTHORITY = "com.android.inputmethod.latin.dictionarypack"; diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java b/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java index 799aea8ef..0b115945b 100644 --- a/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java +++ b/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java @@ -30,7 +30,6 @@ import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; -import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.List; @@ -40,7 +39,7 @@ import java.util.Locale; * Group class for static methods to help with creation and getting of the binary dictionary * file from the dictionary provider */ -public class BinaryDictionaryFileDumper { +public final class BinaryDictionaryFileDumper { private static final String TAG = BinaryDictionaryFileDumper.class.getSimpleName(); private static final boolean DEBUG = false; diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java b/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java index 9764df072..fa9f79ecd 100644 --- a/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java +++ b/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java @@ -37,7 +37,7 @@ import java.util.Locale; /** * Helper class to get the address of a mmap'able dictionary file. */ -class BinaryDictionaryGetter { +final class BinaryDictionaryGetter { /** * Used for Log actions from this class @@ -178,7 +178,7 @@ class BinaryDictionaryGetter { context.getApplicationInfo().sourceDir, afd.getStartOffset(), afd.getLength()); } - static private class DictPackSettings { + private static final class DictPackSettings { final SharedPreferences mDictPreferences; public DictPackSettings(final Context context) { Context dictPackContext = null; @@ -237,7 +237,7 @@ class BinaryDictionaryGetter { /** * Utility class for the {@link #getCachedWordLists} method */ - private static class FileAndMatchLevel { + private static final class FileAndMatchLevel { final File mFile; final int mMatchLevel; public FileAndMatchLevel(final File file, final int matchLevel) { diff --git a/java/src/com/android/inputmethod/latin/BoundedTreeSet.java b/java/src/com/android/inputmethod/latin/BoundedTreeSet.java index cf977617d..7f7ff31c8 100644 --- a/java/src/com/android/inputmethod/latin/BoundedTreeSet.java +++ b/java/src/com/android/inputmethod/latin/BoundedTreeSet.java @@ -25,7 +25,7 @@ import java.util.TreeSet; /** * A TreeSet that is bounded in size and throws everything that's smaller than its limit */ -public class BoundedTreeSet extends TreeSet<SuggestedWordInfo> { +public final class BoundedTreeSet extends TreeSet<SuggestedWordInfo> { private final int mCapacity; public BoundedTreeSet(final Comparator<SuggestedWordInfo> comparator, final int capacity) { super(comparator); diff --git a/java/src/com/android/inputmethod/latin/DebugSettings.java b/java/src/com/android/inputmethod/latin/DebugSettings.java index 1ea14dad5..3af3cab2c 100644 --- a/java/src/com/android/inputmethod/latin/DebugSettings.java +++ b/java/src/com/android/inputmethod/latin/DebugSettings.java @@ -30,7 +30,7 @@ import android.util.Log; import com.android.inputmethod.keyboard.KeyboardSwitcher; import com.android.inputmethod.research.ResearchLogger; -public class DebugSettings extends PreferenceFragment +public final class DebugSettings extends PreferenceFragment implements SharedPreferences.OnSharedPreferenceChangeListener { private static final String TAG = DebugSettings.class.getSimpleName(); diff --git a/java/src/com/android/inputmethod/latin/DebugSettingsActivity.java b/java/src/com/android/inputmethod/latin/DebugSettingsActivity.java index cde20606a..6ef19ee82 100644 --- a/java/src/com/android/inputmethod/latin/DebugSettingsActivity.java +++ b/java/src/com/android/inputmethod/latin/DebugSettingsActivity.java @@ -20,7 +20,7 @@ import android.content.Intent; import android.os.Bundle; import android.preference.PreferenceActivity; -public class DebugSettingsActivity extends PreferenceActivity { +public final class DebugSettingsActivity extends PreferenceActivity { @Override public Intent getIntent() { final Intent modIntent = new Intent(super.getIntent()); diff --git a/java/src/com/android/inputmethod/latin/DicTraverseSession.java b/java/src/com/android/inputmethod/latin/DicTraverseSession.java index 359da72cc..ce1b64660 100644 --- a/java/src/com/android/inputmethod/latin/DicTraverseSession.java +++ b/java/src/com/android/inputmethod/latin/DicTraverseSession.java @@ -18,7 +18,7 @@ package com.android.inputmethod.latin; import java.util.Locale; -public class DicTraverseSession { +public final class DicTraverseSession { static { JniUtils.loadNativeLibrary(); } diff --git a/java/src/com/android/inputmethod/latin/DictionaryCollection.java b/java/src/com/android/inputmethod/latin/DictionaryCollection.java index 4acab6b05..d3b120989 100644 --- a/java/src/com/android/inputmethod/latin/DictionaryCollection.java +++ b/java/src/com/android/inputmethod/latin/DictionaryCollection.java @@ -29,7 +29,7 @@ import java.util.concurrent.CopyOnWriteArrayList; /** * Class for a collection of dictionaries that behave like one dictionary. */ -public class DictionaryCollection extends Dictionary { +public final class DictionaryCollection extends Dictionary { private final String TAG = DictionaryCollection.class.getSimpleName(); protected final CopyOnWriteArrayList<Dictionary> mDictionaries; diff --git a/java/src/com/android/inputmethod/latin/DictionaryFactory.java b/java/src/com/android/inputmethod/latin/DictionaryFactory.java index cdd01d0c7..f381973ae 100644 --- a/java/src/com/android/inputmethod/latin/DictionaryFactory.java +++ b/java/src/com/android/inputmethod/latin/DictionaryFactory.java @@ -29,7 +29,7 @@ import java.util.Locale; /** * Factory for dictionary instances. */ -public class DictionaryFactory { +public final class DictionaryFactory { private static final String TAG = DictionaryFactory.class.getSimpleName(); // This class must be located in the same package as LatinIME.java. private static final String RESOURCE_PACKAGE_NAME = diff --git a/java/src/com/android/inputmethod/latin/DictionaryPackInstallBroadcastReceiver.java b/java/src/com/android/inputmethod/latin/DictionaryPackInstallBroadcastReceiver.java index 9c37d7673..f2f3fbded 100644 --- a/java/src/com/android/inputmethod/latin/DictionaryPackInstallBroadcastReceiver.java +++ b/java/src/com/android/inputmethod/latin/DictionaryPackInstallBroadcastReceiver.java @@ -27,7 +27,7 @@ import android.net.Uri; /** * Takes action to reload the necessary data when a dictionary pack was added/removed. */ -public class DictionaryPackInstallBroadcastReceiver extends BroadcastReceiver { +public final class DictionaryPackInstallBroadcastReceiver extends BroadcastReceiver { final LatinIME mService; /** diff --git a/java/src/com/android/inputmethod/latin/ExpandableDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableDictionary.java index 8a38d1e1b..8cdc2a0af 100644 --- a/java/src/com/android/inputmethod/latin/ExpandableDictionary.java +++ b/java/src/com/android/inputmethod/latin/ExpandableDictionary.java @@ -48,7 +48,7 @@ public class ExpandableDictionary extends Dictionary { // Use this lock before touching mUpdatingDictionary & mRequiresDownload private Object mUpdatingLock = new Object(); - private static class Node { + private static final class Node { Node() {} char mCode; int mFrequency; @@ -60,7 +60,7 @@ public class ExpandableDictionary extends Dictionary { LinkedList<NextWord> mNGrams; // Supports ngram } - private static class NodeArray { + private static final class NodeArray { Node[] mData; int mLength = 0; private static final int INCREMENT = 2; @@ -88,7 +88,7 @@ public class ExpandableDictionary extends Dictionary { public int notifyTypedAgainAndGetFrequency(); } - private static class NextStaticWord implements NextWord { + private static final class NextStaticWord implements NextWord { public final Node mWord; private final int mFrequency; public NextStaticWord(Node word, int frequency) { @@ -117,7 +117,7 @@ public class ExpandableDictionary extends Dictionary { } } - private static class NextHistoryWord implements NextWord { + private static final class NextHistoryWord implements NextWord { public final Node mWord; public final ForgettingCurveParams mFcp; @@ -703,7 +703,7 @@ public class ExpandableDictionary extends Dictionary { mRoots = new NodeArray(); } - private class LoadDictionaryTask extends Thread { + private final class LoadDictionaryTask extends Thread { LoadDictionaryTask() {} @Override public void run() { diff --git a/java/src/com/android/inputmethod/latin/FileTransforms.java b/java/src/com/android/inputmethod/latin/FileTransforms.java index 80159521c..09cf23a9b 100644 --- a/java/src/com/android/inputmethod/latin/FileTransforms.java +++ b/java/src/com/android/inputmethod/latin/FileTransforms.java @@ -21,7 +21,7 @@ import java.io.InputStream; import java.io.OutputStream; import java.util.zip.GZIPInputStream; -public class FileTransforms { +public final class FileTransforms { public static OutputStream getCryptedStream(OutputStream out) { // Crypt the stream. return out; diff --git a/java/src/com/android/inputmethod/latin/InputAttributes.java b/java/src/com/android/inputmethod/latin/InputAttributes.java index 7bcda9bc4..2f7608a03 100644 --- a/java/src/com/android/inputmethod/latin/InputAttributes.java +++ b/java/src/com/android/inputmethod/latin/InputAttributes.java @@ -23,7 +23,7 @@ import android.view.inputmethod.EditorInfo; /** * Class to hold attributes of the input field. */ -public class InputAttributes { +public final class InputAttributes { private final String TAG = InputAttributes.class.getSimpleName(); final public boolean mInputTypeNoAutoCorrect; diff --git a/java/src/com/android/inputmethod/latin/InputPointers.java b/java/src/com/android/inputmethod/latin/InputPointers.java index ff2feb51d..6b48aabb3 100644 --- a/java/src/com/android/inputmethod/latin/InputPointers.java +++ b/java/src/com/android/inputmethod/latin/InputPointers.java @@ -17,7 +17,7 @@ package com.android.inputmethod.latin; // TODO: This class is not thread-safe. -public class InputPointers { +public final class InputPointers { private final int mDefaultCapacity; private final ResizableIntArray mXCoordinates; private final ResizableIntArray mYCoordinates; diff --git a/java/src/com/android/inputmethod/latin/InputView.java b/java/src/com/android/inputmethod/latin/InputView.java index c15f45345..d7595bfbe 100644 --- a/java/src/com/android/inputmethod/latin/InputView.java +++ b/java/src/com/android/inputmethod/latin/InputView.java @@ -23,7 +23,7 @@ import android.view.MotionEvent; import android.view.View; import android.widget.LinearLayout; -public class InputView extends LinearLayout { +public final class InputView extends LinearLayout { private View mSuggestionStripContainer; private View mKeyboardView; private int mKeyboardTopPadding; diff --git a/java/src/com/android/inputmethod/latin/LastComposedWord.java b/java/src/com/android/inputmethod/latin/LastComposedWord.java index dd73a978c..94cdc9b85 100644 --- a/java/src/com/android/inputmethod/latin/LastComposedWord.java +++ b/java/src/com/android/inputmethod/latin/LastComposedWord.java @@ -22,7 +22,7 @@ import android.text.TextUtils; * This class encapsulates data about a word previously composed, but that has been * committed already. This is used for resuming suggestion, and cancel auto-correction. */ -public class LastComposedWord { +public final class LastComposedWord { // COMMIT_TYPE_USER_TYPED_WORD is used when the word committed is the exact typed word, with // no hinting from the IME. It happens when some external event happens (rotating the device, // for example) or when auto-correction is off by settings or editor attributes. diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java index b8a8f9aaf..3e893303f 100644 --- a/java/src/com/android/inputmethod/latin/LatinIME.java +++ b/java/src/com/android/inputmethod/latin/LatinIME.java @@ -85,7 +85,7 @@ import java.util.Locale; /** * Input method implementation for Qwerty'ish keyboard. */ -public class LatinIME extends InputMethodService implements KeyboardActionListener, +public final class LatinIME extends InputMethodService implements KeyboardActionListener, SuggestionStripView.Listener, TargetApplicationGetter.OnTargetApplicationKnownListener, Suggest.SuggestInitializationListener { private static final String TAG = LatinIME.class.getSimpleName(); @@ -183,7 +183,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen public final UIHandler mHandler = new UIHandler(this); - public static class UIHandler extends StaticInnerHandlerWrapper<LatinIME> { + public static final class UIHandler extends StaticInnerHandlerWrapper<LatinIME> { private static final int MSG_UPDATE_SHIFT_STATE = 0; private static final int MSG_PENDING_IMS_CALLBACK = 1; private static final int MSG_UPDATE_SUGGESTION_STRIP = 2; diff --git a/java/src/com/android/inputmethod/latin/LatinImeLogger.java b/java/src/com/android/inputmethod/latin/LatinImeLogger.java index 9eab19c49..394a9c7aa 100644 --- a/java/src/com/android/inputmethod/latin/LatinImeLogger.java +++ b/java/src/com/android/inputmethod/latin/LatinImeLogger.java @@ -21,7 +21,7 @@ import android.view.inputmethod.EditorInfo; import com.android.inputmethod.keyboard.Keyboard; -public class LatinImeLogger implements SharedPreferences.OnSharedPreferenceChangeListener { +public final class LatinImeLogger implements SharedPreferences.OnSharedPreferenceChangeListener { public static boolean sDBG = false; public static boolean sVISUALDEBUG = false; diff --git a/java/src/com/android/inputmethod/latin/ResizableIntArray.java b/java/src/com/android/inputmethod/latin/ResizableIntArray.java index c660f92c4..9a46f160b 100644 --- a/java/src/com/android/inputmethod/latin/ResizableIntArray.java +++ b/java/src/com/android/inputmethod/latin/ResizableIntArray.java @@ -19,7 +19,7 @@ package com.android.inputmethod.latin; import java.util.Arrays; // TODO: This class is not thread-safe. -public class ResizableIntArray { +public final class ResizableIntArray { private int[] mArray; private int mLength; diff --git a/java/src/com/android/inputmethod/latin/RichInputConnection.java b/java/src/com/android/inputmethod/latin/RichInputConnection.java index 28c0c0f16..1acca5860 100644 --- a/java/src/com/android/inputmethod/latin/RichInputConnection.java +++ b/java/src/com/android/inputmethod/latin/RichInputConnection.java @@ -41,7 +41,7 @@ import java.util.regex.Pattern; * all the time to find out what text is in the buffer, when we need it to determine caps mode * for example. */ -public class RichInputConnection { +public final class RichInputConnection { private static final String TAG = RichInputConnection.class.getSimpleName(); private static final boolean DBG = false; private static final boolean DEBUG_PREVIOUS_TEXT = false; @@ -415,7 +415,7 @@ public class RichInputConnection { /** * Represents a range of text, relative to the current cursor position. */ - public static class Range { + public static final class Range { /** Characters before selection start */ public final int mCharsBefore; diff --git a/java/src/com/android/inputmethod/latin/SettingsActivity.java b/java/src/com/android/inputmethod/latin/SettingsActivity.java index 68f8582fc..0d3c8ebb7 100644 --- a/java/src/com/android/inputmethod/latin/SettingsActivity.java +++ b/java/src/com/android/inputmethod/latin/SettingsActivity.java @@ -19,7 +19,7 @@ package com.android.inputmethod.latin; import android.content.Intent; import android.preference.PreferenceActivity; -public class SettingsActivity extends PreferenceActivity { +public final class SettingsActivity extends PreferenceActivity { private static final String DEFAULT_FRAGMENT = Settings.class.getName(); @Override diff --git a/java/src/com/android/inputmethod/latin/SubtypeLocale.java b/java/src/com/android/inputmethod/latin/SubtypeLocale.java index de5f515b0..579f96bb4 100644 --- a/java/src/com/android/inputmethod/latin/SubtypeLocale.java +++ b/java/src/com/android/inputmethod/latin/SubtypeLocale.java @@ -30,7 +30,7 @@ import com.android.inputmethod.latin.LocaleUtils.RunInLocale; import java.util.HashMap; import java.util.Locale; -public class SubtypeLocale { +public final class SubtypeLocale { static final String TAG = SubtypeLocale.class.getSimpleName(); // This class must be located in the same package as LatinIME.java. private static final String RESOURCE_PACKAGE_NAME = diff --git a/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java b/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java index c693edcca..8e51a372b 100644 --- a/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java +++ b/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java @@ -38,7 +38,7 @@ import java.util.List; import java.util.Locale; import java.util.Map; -public class SubtypeSwitcher { +public final class SubtypeSwitcher { private static boolean DBG = LatinImeLogger.sDBG; private static final String TAG = SubtypeSwitcher.class.getSimpleName(); @@ -60,7 +60,7 @@ public class SubtypeSwitcher { private boolean mIsNetworkConnected; - static class NeedsToDisplayLanguage { + static final class NeedsToDisplayLanguage { private int mEnabledSubtypeCount; private boolean mIsSystemLanguageSameAsInputLanguage; diff --git a/java/src/com/android/inputmethod/latin/Suggest.java b/java/src/com/android/inputmethod/latin/Suggest.java index 278c4b9ce..f0e3b4ebd 100644 --- a/java/src/com/android/inputmethod/latin/Suggest.java +++ b/java/src/com/android/inputmethod/latin/Suggest.java @@ -34,7 +34,7 @@ import java.util.concurrent.ConcurrentHashMap; * This class loads a dictionary and provides a list of suggestions for a given sequence of * characters. This includes corrections and completions. */ -public class Suggest { +public final class Suggest { public static final String TAG = Suggest.class.getSimpleName(); // Session id for @@ -362,7 +362,8 @@ public class Suggest { return suggestionsList; } - private static class SuggestedWordInfoComparator implements Comparator<SuggestedWordInfo> { + private static final class SuggestedWordInfoComparator + implements Comparator<SuggestedWordInfo> { // This comparator ranks the word info with the higher frequency first. That's because // that's the order we want our elements in. @Override diff --git a/java/src/com/android/inputmethod/latin/SuggestedWords.java b/java/src/com/android/inputmethod/latin/SuggestedWords.java index d9f48c4a4..52e292a86 100644 --- a/java/src/com/android/inputmethod/latin/SuggestedWords.java +++ b/java/src/com/android/inputmethod/latin/SuggestedWords.java @@ -23,7 +23,7 @@ import java.util.ArrayList; import java.util.Arrays; import java.util.HashSet; -public class SuggestedWords { +public final class SuggestedWords { private static final ArrayList<SuggestedWordInfo> EMPTY_WORD_INFO_LIST = CollectionUtils.newArrayList(0); public static final SuggestedWords EMPTY = new SuggestedWords( @@ -117,7 +117,7 @@ public class SuggestedWords { return suggestionsList; } - public static class SuggestedWordInfo { + public static final class SuggestedWordInfo { public static final int MAX_SCORE = Integer.MAX_VALUE; public static final int KIND_TYPED = 0; // What user typed public static final int KIND_CORRECTION = 1; // Simple correction/suggestion diff --git a/java/src/com/android/inputmethod/latin/SuggestionSpanPickedNotificationReceiver.java b/java/src/com/android/inputmethod/latin/SuggestionSpanPickedNotificationReceiver.java index 4a3f42d5d..d188fc5ef 100644 --- a/java/src/com/android/inputmethod/latin/SuggestionSpanPickedNotificationReceiver.java +++ b/java/src/com/android/inputmethod/latin/SuggestionSpanPickedNotificationReceiver.java @@ -23,7 +23,7 @@ import android.content.Context; import android.content.Intent; import android.util.Log; -public class SuggestionSpanPickedNotificationReceiver extends BroadcastReceiver { +public final class SuggestionSpanPickedNotificationReceiver extends BroadcastReceiver { private static final boolean DBG = LatinImeLogger.sDBG; private static final String TAG = SuggestionSpanPickedNotificationReceiver.class.getSimpleName(); diff --git a/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java index bdd988df2..8f21b7b4a 100644 --- a/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java +++ b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java @@ -24,7 +24,7 @@ import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo; import java.util.ArrayList; import java.util.Locale; -public class SynchronouslyLoadedContactsBinaryDictionary extends ContactsBinaryDictionary { +public final class SynchronouslyLoadedContactsBinaryDictionary extends ContactsBinaryDictionary { private boolean mClosed; public SynchronouslyLoadedContactsBinaryDictionary(final Context context, final Locale locale) { diff --git a/java/src/com/android/inputmethod/latin/SynchronouslyLoadedUserBinaryDictionary.java b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedUserBinaryDictionary.java index b8cfddd4e..612f54d73 100644 --- a/java/src/com/android/inputmethod/latin/SynchronouslyLoadedUserBinaryDictionary.java +++ b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedUserBinaryDictionary.java @@ -23,7 +23,7 @@ import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo; import java.util.ArrayList; -public class SynchronouslyLoadedUserBinaryDictionary extends UserBinaryDictionary { +public final class SynchronouslyLoadedUserBinaryDictionary extends UserBinaryDictionary { public SynchronouslyLoadedUserBinaryDictionary(final Context context, final String locale) { this(context, locale, false); diff --git a/java/src/com/android/inputmethod/latin/TargetApplicationGetter.java b/java/src/com/android/inputmethod/latin/TargetApplicationGetter.java index 4265309e5..743a8c60f 100644 --- a/java/src/com/android/inputmethod/latin/TargetApplicationGetter.java +++ b/java/src/com/android/inputmethod/latin/TargetApplicationGetter.java @@ -22,8 +22,7 @@ import android.content.pm.PackageManager; import android.os.AsyncTask; import android.util.LruCache; -public class TargetApplicationGetter extends AsyncTask<String, Void, ApplicationInfo> { - +public final class TargetApplicationGetter extends AsyncTask<String, Void, ApplicationInfo> { private static final int MAX_CACHE_ENTRIES = 64; // arbitrary private static LruCache<String, ApplicationInfo> sCache = new LruCache<String, ApplicationInfo>(MAX_CACHE_ENTRIES); @@ -32,6 +31,7 @@ public class TargetApplicationGetter extends AsyncTask<String, Void, Application if (null == packageName) return null; return sCache.get(packageName); } + public static void removeApplicationInfoCache(final String packageName) { sCache.remove(packageName); } diff --git a/java/src/com/android/inputmethod/latin/UserHistoryDictIOUtils.java b/java/src/com/android/inputmethod/latin/UserHistoryDictIOUtils.java index 05255a6b3..2cb29d310 100644 --- a/java/src/com/android/inputmethod/latin/UserHistoryDictIOUtils.java +++ b/java/src/com/android/inputmethod/latin/UserHistoryDictIOUtils.java @@ -38,7 +38,7 @@ import java.util.Map; * * All the methods in this class are static. */ -public class UserHistoryDictIOUtils { +public final class UserHistoryDictIOUtils { private static final String TAG = UserHistoryDictIOUtils.class.getSimpleName(); private static final boolean DEBUG = false; @@ -115,11 +115,10 @@ public class UserHistoryDictIOUtils { public static void writeDictionaryBinary(final OutputStream destination, final BigramDictionaryInterface dict, final UserHistoryDictionaryBigramList bigrams, final FormatOptions formatOptions) { - final FusionDictionary fusionDict = constructFusionDictionary(dict, bigrams); - try { BinaryDictInputOutput.writeDictionaryBinary(destination, fusionDict, formatOptions); + Log.d(TAG, "end writing"); } catch (IOException e) { Log.e(TAG, "IO exception while writing file: " + e); } catch (UnsupportedFormatException e) { @@ -132,16 +131,18 @@ public class UserHistoryDictIOUtils { */ /* packages for test */ static FusionDictionary constructFusionDictionary( final BigramDictionaryInterface dict, final UserHistoryDictionaryBigramList bigrams) { - final FusionDictionary fusionDict = new FusionDictionary(new Node(), - new FusionDictionary.DictionaryOptions( - new HashMap<String,String>(), false, false)); - + new FusionDictionary.DictionaryOptions(new HashMap<String, String>(), false, + false)); + int profTotal = 0; for (final String word1 : bigrams.keySet()) { final HashMap<String, Byte> word1Bigrams = bigrams.getBigrams(word1); for (final String word2 : word1Bigrams.keySet()) { final int freq = dict.getFrequency(word1, word2); - + if (freq == -1) { + // don't add this bigram. + continue; + } if (DEBUG) { if (word1 == null) { Log.d(TAG, "add unigram: " + word2 + "," + Integer.toString(freq)); @@ -149,17 +150,22 @@ public class UserHistoryDictIOUtils { Log.d(TAG, "add bigram: " + word1 + "," + word2 + "," + Integer.toString(freq)); } + profTotal++; } - if (word1 == null) { // unigram fusionDict.add(word2, freq, null, false /* isNotAWord */); } else { // bigram + if (FusionDictionary.findWordInTree(fusionDict.mRoot, word1) == null) { + fusionDict.add(word1, 2, null, false /* isNotAWord */); + } fusionDict.setBigram(word1, word2, freq); } bigrams.updateBigram(word1, word2, (byte)freq); } } - + if (DEBUG) { + Log.d(TAG, "add " + profTotal + "words"); + } return fusionDict; } @@ -171,7 +177,6 @@ public class UserHistoryDictIOUtils { final Map<Integer, String> unigrams = CollectionUtils.newTreeMap(); final Map<Integer, Integer> frequencies = CollectionUtils.newTreeMap(); final Map<Integer, ArrayList<PendingAttribute>> bigrams = CollectionUtils.newTreeMap(); - try { BinaryDictIOUtils.readUnigramsAndBigramsBinary(buffer, unigrams, frequencies, bigrams); @@ -189,14 +194,11 @@ public class UserHistoryDictIOUtils { /* package for test */ static void addWordsFromWordMap(final Map<Integer, String> unigrams, final Map<Integer, Integer> frequencies, final Map<Integer, ArrayList<PendingAttribute>> bigrams, final OnAddWordListener to) { - for (Map.Entry<Integer, String> entry : unigrams.entrySet()) { final String word1 = entry.getValue(); final int unigramFrequency = frequencies.get(entry.getKey()); to.setUnigram(word1, null, unigramFrequency); - final ArrayList<PendingAttribute> attrList = bigrams.get(entry.getKey()); - if (attrList != null) { for (final PendingAttribute attr : attrList) { to.setBigram(word1, unigrams.get(attr.mAddress), diff --git a/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java b/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java index e03af649c..3615fa1fb 100644 --- a/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java +++ b/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java @@ -16,24 +16,25 @@ package com.android.inputmethod.latin; -import android.content.ContentValues; import android.content.Context; import android.content.SharedPreferences; -import android.database.Cursor; -import android.database.sqlite.SQLiteDatabase; -import android.database.sqlite.SQLiteOpenHelper; -import android.database.sqlite.SQLiteQueryBuilder; import android.os.AsyncTask; -import android.provider.BaseColumns; import android.util.Log; import com.android.inputmethod.keyboard.ProximityInfo; import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo; +import com.android.inputmethod.latin.UserHistoryDictIOUtils.BigramDictionaryInterface; +import com.android.inputmethod.latin.UserHistoryDictIOUtils.OnAddWordListener; import com.android.inputmethod.latin.UserHistoryForgettingCurveUtils.ForgettingCurveParams; +import com.android.inputmethod.latin.makedict.FormatSpec.FormatOptions; +import java.io.File; +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; import java.lang.ref.SoftReference; import java.util.ArrayList; -import java.util.HashMap; import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.locks.ReentrantLock; @@ -41,47 +42,29 @@ import java.util.concurrent.locks.ReentrantLock; * Locally gathers stats about the words user types and various other signals like auto-correction * cancellation or manual picks. This allows the keyboard to adapt to the typist over time. */ -public class UserHistoryDictionary extends ExpandableDictionary { +public final class UserHistoryDictionary extends ExpandableDictionary { private static final String TAG = UserHistoryDictionary.class.getSimpleName(); + private static final String NAME = UserHistoryDictionary.class.getSimpleName(); public static final boolean DBG_SAVE_RESTORE = false; public static final boolean DBG_STRESS_TEST = false; public static final boolean DBG_ALWAYS_WRITE = false; public static final boolean PROFILE_SAVE_RESTORE = LatinImeLogger.sDBG; + private static final FormatOptions VERSION3 = new FormatOptions(3, + true /* supportsDynamicUpdate */); + /** Any pair being typed or picked */ private static final int FREQUENCY_FOR_TYPED = 2; /** Maximum number of pairs. Pruning will start when databases goes above this number. */ - public static final int sMaxHistoryBigrams = 10000; + public static final int MAX_HISTORY_BIGRAMS = 10000; /** * When it hits maximum bigram pair, it will delete until you are left with * only (sMaxHistoryBigrams - sDeleteHistoryBigrams) pairs. * Do not keep this number small to avoid deleting too often. */ - public static final int sDeleteHistoryBigrams = 1000; - - /** - * Database version should increase if the database structure changes - */ - private static final int DATABASE_VERSION = 1; - - private static final String DATABASE_NAME = "userbigram_dict.db"; - - /** Name of the words table in the database */ - private static final String MAIN_TABLE_NAME = "main"; - // TODO: Consume less space by using a unique id for locale instead of the whole - // 2-5 character string. - private static final String MAIN_COLUMN_ID = BaseColumns._ID; - private static final String MAIN_COLUMN_WORD1 = "word1"; - private static final String MAIN_COLUMN_WORD2 = "word2"; - private static final String MAIN_COLUMN_LOCALE = "locale"; - - /** Name of the frequency table in the database */ - private static final String FREQ_TABLE_NAME = "frequency"; - private static final String FREQ_COLUMN_ID = BaseColumns._ID; - private static final String FREQ_COLUMN_PAIR_ID = "pair_id"; - private static final String COLUMN_FORGETTING_CURVE_VALUE = "freq"; + public static final int DELETE_HISTORY_BIGRAMS = 1000; /** Locale for which this user history dictionary is storing words */ private final String mLocale; @@ -91,29 +74,13 @@ public class UserHistoryDictionary extends ExpandableDictionary { private final ReentrantLock mBigramListLock = new ReentrantLock(); private final SharedPreferences mPrefs; - private final static HashMap<String, String> sDictProjectionMap; - private final static ConcurrentHashMap<String, SoftReference<UserHistoryDictionary>> - sLangDictCache = CollectionUtils.newConcurrentHashMap(); - - static { - sDictProjectionMap = CollectionUtils.newHashMap(); - sDictProjectionMap.put(MAIN_COLUMN_ID, MAIN_COLUMN_ID); - sDictProjectionMap.put(MAIN_COLUMN_WORD1, MAIN_COLUMN_WORD1); - sDictProjectionMap.put(MAIN_COLUMN_WORD2, MAIN_COLUMN_WORD2); - sDictProjectionMap.put(MAIN_COLUMN_LOCALE, MAIN_COLUMN_LOCALE); - - sDictProjectionMap.put(FREQ_COLUMN_ID, FREQ_COLUMN_ID); - sDictProjectionMap.put(FREQ_COLUMN_PAIR_ID, FREQ_COLUMN_PAIR_ID); - sDictProjectionMap.put(COLUMN_FORGETTING_CURVE_VALUE, COLUMN_FORGETTING_CURVE_VALUE); - } - - private static DatabaseHelper sOpenHelper = null; + // Should always be false except when we use this class for test + /* package for test */ boolean isTest = false; - public String getLocale() { - return mLocale; - } + private static final ConcurrentHashMap<String, SoftReference<UserHistoryDictionary>> + sLangDictCache = CollectionUtils.newConcurrentHashMap(); - public synchronized static UserHistoryDictionary getInstance( + public static synchronized UserHistoryDictionary getInstance( final Context context, final String locale, final SharedPreferences sp) { if (sLangDictCache.containsKey(locale)) { final SoftReference<UserHistoryDictionary> ref = sLangDictCache.get(locale); @@ -136,9 +103,6 @@ public class UserHistoryDictionary extends ExpandableDictionary { super(context, Dictionary.TYPE_USER_HISTORY); mLocale = locale; mPrefs = sp; - if (sOpenHelper == null) { - sOpenHelper = new DatabaseHelper(getContext()); - } if (mLocale != null && mLocale.length() > 1) { loadDictionary(); } @@ -190,6 +154,7 @@ public class UserHistoryDictionary extends ExpandableDictionary { try { super.addWord( word2, null /* the "shortcut" parameter is null */, FREQUENCY_FOR_TYPED); + mBigramList.addBigram(null, word2, (byte)FREQUENCY_FOR_TYPED); // Do not insert a word as a bigram of itself if (word2.equals(word1)) { return 0; @@ -227,11 +192,8 @@ public class UserHistoryDictionary extends ExpandableDictionary { * Schedules a background thread to write any pending words to the database. */ private void flushPendingWrites() { - if (mBigramListLock.isLocked()) { - return; - } // Create a background thread to write the pending entries - new UpdateDbTask(sOpenHelper, mBigramList, mLocale, this, mPrefs).execute(); + new UpdateBinaryTask(mBigramList, mLocale, this, mPrefs, getContext()).execute(); } @Override @@ -245,6 +207,8 @@ public class UserHistoryDictionary extends ExpandableDictionary { } } + private int profTotal; + private void loadDictionaryAsyncLocked() { if (DBG_STRESS_TEST) { try { @@ -257,343 +221,181 @@ public class UserHistoryDictionary extends ExpandableDictionary { final long last = SettingsValues.getLastUserHistoryWriteTime(mPrefs, mLocale); final boolean initializing = last == 0; final long now = System.currentTimeMillis(); - // Load the words that correspond to the current input locale - final Cursor cursor = query(MAIN_COLUMN_LOCALE + "=?", new String[] { mLocale }); - if (null == cursor) return; - try { - // TODO: Call SQLiteDataBase.beginTransaction / SQLiteDataBase.endTransaction - if (cursor.moveToFirst()) { - final int word1Index = cursor.getColumnIndex(MAIN_COLUMN_WORD1); - final int word2Index = cursor.getColumnIndex(MAIN_COLUMN_WORD2); - final int fcIndex = cursor.getColumnIndex(COLUMN_FORGETTING_CURVE_VALUE); - while (!cursor.isAfterLast()) { - final String word1 = cursor.getString(word1Index); - final String word2 = cursor.getString(word2Index); - final int fc = cursor.getInt(fcIndex); + profTotal = 0; + final String fileName = NAME + "." + mLocale + ".dict"; + final ExpandableDictionary dictionary = this; + final OnAddWordListener listener = new OnAddWordListener() { + @Override + public void setUnigram(String word, String shortcutTarget, int frequency) { + profTotal++; + if (DBG_SAVE_RESTORE) { + Log.d(TAG, "load unigram: " + word + "," + frequency); + } + dictionary.addWord(word, shortcutTarget, frequency); + mBigramList.addBigram(null, word, (byte)frequency); + } + + @Override + public void setBigram(String word1, String word2, int frequency) { + if (word1.length() < BinaryDictionary.MAX_WORD_LENGTH + && word2.length() < BinaryDictionary.MAX_WORD_LENGTH) { + profTotal++; if (DBG_SAVE_RESTORE) { - Log.d(TAG, "--- Load user history: " + word1 + ", " + word2 + "," - + mLocale + "," + this); - } - // Safeguard against adding really long words. Stack may overflow due - // to recursive lookup - if (null == word1) { - super.addWord(word2, null /* shortcut */, fc); - } else if (word1.length() < BinaryDictionary.MAX_WORD_LENGTH - && word2.length() < BinaryDictionary.MAX_WORD_LENGTH) { - super.setBigramAndGetFrequency( - word1, word2, initializing ? new ForgettingCurveParams(true) - : new ForgettingCurveParams(fc, now, last)); + Log.d(TAG, "load bigram: " + word1 + "," + word2 + "," + frequency); } - mBigramList.addBigram(word1, word2, (byte)fc); - cursor.moveToNext(); + dictionary.setBigramAndGetFrequency( + word1, word2, initializing ? new ForgettingCurveParams(true) + : new ForgettingCurveParams(frequency, now, last)); } + mBigramList.addBigram(word1, word2, (byte)frequency); } + }; + + // Load the dictionary from binary file + FileInputStream inStream = null; + try { + final File file = new File(getContext().getFilesDir(), fileName); + final byte[] buffer = new byte[(int)file.length()]; + inStream = new FileInputStream(file); + inStream.read(buffer); + UserHistoryDictIOUtils.readDictionaryBinary( + new UserHistoryDictIOUtils.ByteArrayWrapper(buffer), listener); + } catch (FileNotFoundException e) { + Log.e(TAG, "when loading: file not found" + e); + } catch (IOException e) { + Log.e(TAG, "IOException when open bytebuffer: " + e); } finally { - cursor.close(); + if (inStream != null) { + try { + inStream.close(); + } catch (IOException e) { + // do nothing + } + } if (PROFILE_SAVE_RESTORE) { final long diff = System.currentTimeMillis() - now; - Log.w(TAG, "PROF: Load User HistoryDictionary: " - + mLocale + ", " + diff + "ms."); + Log.d(TAG, "PROF: Load UserHistoryDictionary: " + + mLocale + ", " + diff + "ms. load " + profTotal + "entries."); } } } /** - * Query the database + * Async task to write pending words to the binarydicts. */ - private static Cursor query(String selection, String[] selectionArgs) { - SQLiteQueryBuilder qb = new SQLiteQueryBuilder(); - - // main INNER JOIN frequency ON (main._id=freq.pair_id) - qb.setTables(MAIN_TABLE_NAME + " INNER JOIN " + FREQ_TABLE_NAME + " ON (" - + MAIN_TABLE_NAME + "." + MAIN_COLUMN_ID + "=" + FREQ_TABLE_NAME + "." - + FREQ_COLUMN_PAIR_ID +")"); - - qb.setProjectionMap(sDictProjectionMap); - - // Get the database and run the query - try { - SQLiteDatabase db = sOpenHelper.getReadableDatabase(); - Cursor c = qb.query(db, - new String[] { - MAIN_COLUMN_WORD1, MAIN_COLUMN_WORD2, COLUMN_FORGETTING_CURVE_VALUE }, - selection, selectionArgs, null, null, null); - return c; - } catch (android.database.sqlite.SQLiteCantOpenDatabaseException e) { - // Can't open the database : presumably we can't access storage. That may happen - // when the device is wedged; do a best effort to still start the keyboard. - return null; - } - } - - /** - * This class helps open, create, and upgrade the database file. - */ - private static class DatabaseHelper extends SQLiteOpenHelper { - - DatabaseHelper(Context context) { - super(context, DATABASE_NAME, null, DATABASE_VERSION); - } - - @Override - public void onCreate(SQLiteDatabase db) { - db.execSQL("PRAGMA foreign_keys = ON;"); - db.execSQL("CREATE TABLE " + MAIN_TABLE_NAME + " (" - + MAIN_COLUMN_ID + " INTEGER PRIMARY KEY," - + MAIN_COLUMN_WORD1 + " TEXT," - + MAIN_COLUMN_WORD2 + " TEXT," - + MAIN_COLUMN_LOCALE + " TEXT" - + ");"); - db.execSQL("CREATE TABLE " + FREQ_TABLE_NAME + " (" - + FREQ_COLUMN_ID + " INTEGER PRIMARY KEY," - + FREQ_COLUMN_PAIR_ID + " INTEGER," - + COLUMN_FORGETTING_CURVE_VALUE + " INTEGER," - + "FOREIGN KEY(" + FREQ_COLUMN_PAIR_ID + ") REFERENCES " + MAIN_TABLE_NAME - + "(" + MAIN_COLUMN_ID + ")" + " ON DELETE CASCADE" - + ");"); - } - - @Override - public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { - Log.w(TAG, "Upgrading database from version " + oldVersion + " to " - + newVersion + ", which will destroy all old data"); - db.execSQL("DROP TABLE IF EXISTS " + MAIN_TABLE_NAME); - db.execSQL("DROP TABLE IF EXISTS " + FREQ_TABLE_NAME); - onCreate(db); - } - } - - /** - * Async task to write pending words to the database so that it stays in sync with - * the in-memory trie. - */ - private static class UpdateDbTask extends AsyncTask<Void, Void, Void> { + private static final class UpdateBinaryTask extends AsyncTask<Void, Void, Void> + implements BigramDictionaryInterface { private final UserHistoryDictionaryBigramList mBigramList; - private final DatabaseHelper mDbHelper; + private final boolean mAddLevel0Bigrams; private final String mLocale; private final UserHistoryDictionary mUserHistoryDictionary; private final SharedPreferences mPrefs; + private final Context mContext; - public UpdateDbTask( - DatabaseHelper openHelper, UserHistoryDictionaryBigramList pendingWrites, - String locale, UserHistoryDictionary dict, SharedPreferences prefs) { + public UpdateBinaryTask(UserHistoryDictionaryBigramList pendingWrites, String locale, + UserHistoryDictionary dict, SharedPreferences prefs, Context context) { mBigramList = pendingWrites; mLocale = locale; - mDbHelper = openHelper; mUserHistoryDictionary = dict; mPrefs = prefs; - } - - /** Prune any old data if the database is getting too big. */ - private static void checkPruneData(SQLiteDatabase db) { - db.execSQL("PRAGMA foreign_keys = ON;"); - Cursor c = db.query(FREQ_TABLE_NAME, new String[] { FREQ_COLUMN_PAIR_ID }, - null, null, null, null, null); - try { - int totalRowCount = c.getCount(); - // prune out old data if we have too much data - if (totalRowCount > sMaxHistoryBigrams) { - int numDeleteRows = (totalRowCount - sMaxHistoryBigrams) - + sDeleteHistoryBigrams; - int pairIdColumnId = c.getColumnIndex(FREQ_COLUMN_PAIR_ID); - c.moveToFirst(); - int count = 0; - while (count < numDeleteRows && !c.isAfterLast()) { - String pairId = c.getString(pairIdColumnId); - // Deleting from MAIN table will delete the frequencies - // due to FOREIGN KEY .. ON DELETE CASCADE - db.delete(MAIN_TABLE_NAME, MAIN_COLUMN_ID + "=?", - new String[] { pairId }); - c.moveToNext(); - count++; - } - } - } finally { - c.close(); - } + mContext = context; + mAddLevel0Bigrams = mBigramList.size() <= MAX_HISTORY_BIGRAMS; } @Override protected Void doInBackground(Void... v) { - SQLiteDatabase db = null; - if (mUserHistoryDictionary.mBigramListLock.tryLock()) { + if (mUserHistoryDictionary.isTest) { + // If isTest == true, wait until the lock is released. + mUserHistoryDictionary.mBigramListLock.lock(); try { - try { - db = mDbHelper.getWritableDatabase(); - } catch (android.database.sqlite.SQLiteCantOpenDatabaseException e) { - // If we can't open the db, don't do anything. Exit through the next test - // for non-nullity of the db variable. - } - if (null == db) { - // Not much we can do. Just exit. - return null; - } - db.beginTransaction(); - return doLoadTaskLocked(db); + doWriteTaskLocked(); } finally { - if (db != null) { - db.endTransaction(); - } mUserHistoryDictionary.mBigramListLock.unlock(); } + } else if (mUserHistoryDictionary.mBigramListLock.tryLock()) { + doWriteTaskLocked(); } return null; } - private Void doLoadTaskLocked(SQLiteDatabase db) { + private void doWriteTaskLocked() { if (DBG_STRESS_TEST) { try { Log.w(TAG, "Start stress in closing: " + mLocale); Thread.sleep(15000); Log.w(TAG, "End stress in closing"); } catch (InterruptedException e) { + Log.e(TAG, "In stress test: " + e); } } + final long now = PROFILE_SAVE_RESTORE ? System.currentTimeMillis() : 0; - int profTotal = 0; - int profInsert = 0; - int profDelete = 0; - db.execSQL("PRAGMA foreign_keys = ON;"); - final boolean addLevel0Bigram = mBigramList.size() <= sMaxHistoryBigrams; - - // Write all the entries to the db - for (String word1 : mBigramList.keySet()) { - final HashMap<String, Byte> word1Bigrams = mBigramList.getBigrams(word1); - for (String word2 : word1Bigrams.keySet()) { - if (PROFILE_SAVE_RESTORE) { - ++profTotal; - } - // Get new frequency. Do not insert unigrams/bigrams which freq is "-1". - final int freq; // -1, or 0~255 - if (word1 == null) { // unigram - freq = FREQUENCY_FOR_TYPED; - final byte prevFc = word1Bigrams.get(word2); - if (prevFc == FREQUENCY_FOR_TYPED) { - // No need to update since we found no changes for this entry. - // Just skip to the next entry. - if (DBG_SAVE_RESTORE) { - Log.d(TAG, "Skip update user history: " + word1 + "," + word2 - + "," + prevFc); - } - if (!DBG_ALWAYS_WRITE) { - continue; - } - } - } else { // bigram - final NextWord nw = mUserHistoryDictionary.getBigramWord(word1, word2); - if (nw != null) { - final ForgettingCurveParams fcp = nw.getFcParams(); - final byte prevFc = word1Bigrams.get(word2); - final byte fc = (byte)fcp.getFc(); - final boolean isValid = fcp.isValid(); - if (prevFc > 0 && prevFc == fc) { - // No need to update since we found no changes for this entry. - // Just skip to the next entry. - if (DBG_SAVE_RESTORE) { - Log.d(TAG, "Skip update user history: " + word1 + "," - + word2 + "," + prevFc); - } - if (!DBG_ALWAYS_WRITE) { - continue; - } else { - freq = fc; - } - } else if (UserHistoryForgettingCurveUtils. - needsToSave(fc, isValid, addLevel0Bigram)) { - freq = fc; - } else { - // Delete this entry - freq = -1; - } - } else { - // Delete this entry - freq = -1; - } - } - // TODO: this process of making a text search for each pair each time - // is terribly inefficient. Optimize this. - // Find pair id - Cursor c = null; + final String fileName = NAME + "." + mLocale + ".dict"; + final File file = new File(mContext.getFilesDir(), fileName); + FileOutputStream out = null; + + try { + out = new FileOutputStream(file); + UserHistoryDictIOUtils.writeDictionaryBinary(out, this, mBigramList, VERSION3); + out.flush(); + out.close(); + } catch (IOException e) { + Log.e(TAG, "IO Exception while writing file: " + e); + } finally { + if (out != null) { try { - if (null != word1) { - c = db.query(MAIN_TABLE_NAME, new String[] { MAIN_COLUMN_ID }, - MAIN_COLUMN_WORD1 + "=? AND " + MAIN_COLUMN_WORD2 + "=? AND " - + MAIN_COLUMN_LOCALE + "=?", - new String[] { word1, word2, mLocale }, null, null, - null); - } else { - c = db.query(MAIN_TABLE_NAME, new String[] { MAIN_COLUMN_ID }, - MAIN_COLUMN_WORD1 + " IS NULL AND " + MAIN_COLUMN_WORD2 - + "=? AND " + MAIN_COLUMN_LOCALE + "=?", - new String[] { word2, mLocale }, null, null, null); - } - - final int pairId; - if (c.moveToFirst()) { - if (PROFILE_SAVE_RESTORE) { - ++profDelete; - } - // Delete existing pair - pairId = c.getInt(c.getColumnIndex(MAIN_COLUMN_ID)); - db.delete(FREQ_TABLE_NAME, FREQ_COLUMN_PAIR_ID + "=?", - new String[] { Integer.toString(pairId) }); - } else { - // Create new pair - Long pairIdLong = db.insert(MAIN_TABLE_NAME, null, - getContentValues(word1, word2, mLocale)); - pairId = pairIdLong.intValue(); - } - // Eliminate freq == 0 because that word is profanity. - if (freq > 0) { - if (PROFILE_SAVE_RESTORE) { - ++profInsert; - } - if (DBG_SAVE_RESTORE) { - Log.d(TAG, "--- Save user history: " + word1 + ", " + word2 - + mLocale + "," + this); - } - // Insert new frequency - db.insert(FREQ_TABLE_NAME, null, - getFrequencyContentValues(pairId, freq)); - // Update an existing bigram entry in mBigramList too in order to - // synchronize the SQL DB and mBigramList. - mBigramList.updateBigram(word1, word2, (byte)freq); - } - } finally { - if (c != null) { - c.close(); - } + out.close(); + } catch (IOException e) { + // ignore } } } - checkPruneData(db); - // Save the timestamp after we finish writing the SQL DB. + // Save the timestamp after we finish writing the binary dictionary. SettingsValues.setLastUserHistoryWriteTime(mPrefs, mLocale); if (PROFILE_SAVE_RESTORE) { final long diff = System.currentTimeMillis() - now; - Log.w(TAG, "PROF: Write User HistoryDictionary: " + mLocale + ", "+ diff - + "ms. Total: " + profTotal + ". Insert: " + profInsert + ". Delete: " - + profDelete); + Log.w(TAG, "PROF: Write User HistoryDictionary: " + mLocale + ", " + diff + "ms."); } - db.setTransactionSuccessful(); - return null; } - private static ContentValues getContentValues(String word1, String word2, String locale) { - ContentValues values = new ContentValues(3); - values.put(MAIN_COLUMN_WORD1, word1); - values.put(MAIN_COLUMN_WORD2, word2); - values.put(MAIN_COLUMN_LOCALE, locale); - return values; + @Override + public int getFrequency(String word1, String word2) { + final int freq; + if (word1 == null) { // unigram + freq = FREQUENCY_FOR_TYPED; + final byte prevFc = mBigramList.getBigrams(word1).get(word2); + } else { // bigram + final NextWord nw = mUserHistoryDictionary.getBigramWord(word1, word2); + if (nw != null) { + final ForgettingCurveParams fcp = nw.getFcParams(); + final byte prevFc = mBigramList.getBigrams(word1).get(word2); + final byte fc = fcp.getFc(); + final boolean isValid = fcp.isValid(); + if (prevFc > 0 && prevFc == fc) { + freq = ((int)fc) & 0xFF; + } else if (UserHistoryForgettingCurveUtils. + needsToSave(fc, isValid, mAddLevel0Bigrams)) { + freq = ((int)fc) & 0xFF; + } else { + // Delete this entry + freq = -1; + } + } else { + // Delete this entry + freq = -1; + } + } + return freq; } + } - private static ContentValues getFrequencyContentValues(int pairId, int frequency) { - ContentValues values = new ContentValues(2); - values.put(FREQ_COLUMN_PAIR_ID, pairId); - values.put(COLUMN_FORGETTING_CURVE_VALUE, frequency); - return values; + void forceAddWordForTest(final String word1, final String word2, final boolean isValid) { + mBigramListLock.lock(); + try { + addToUserHistory(word1, word2, isValid); + } finally { + mBigramListLock.unlock(); } } - } diff --git a/java/src/com/android/inputmethod/latin/UserHistoryDictionaryBigramList.java b/java/src/com/android/inputmethod/latin/UserHistoryDictionaryBigramList.java index bb0f5429a..df44948f9 100644 --- a/java/src/com/android/inputmethod/latin/UserHistoryDictionaryBigramList.java +++ b/java/src/com/android/inputmethod/latin/UserHistoryDictionaryBigramList.java @@ -26,7 +26,7 @@ import java.util.Set; * All bigrams including stale ones in SQL DB should be stored in this class to avoid adding stale * bigrams when we write to the SQL DB. */ -public class UserHistoryDictionaryBigramList { +public final class UserHistoryDictionaryBigramList { public static final byte FORGETTING_CURVE_INITIAL_VALUE = 0; private static final String TAG = UserHistoryDictionaryBigramList.class.getSimpleName(); private static final HashMap<String, Byte> EMPTY_BIGRAM_MAP = CollectionUtils.newHashMap(); diff --git a/java/src/com/android/inputmethod/latin/UserHistoryForgettingCurveUtils.java b/java/src/com/android/inputmethod/latin/UserHistoryForgettingCurveUtils.java index 3d3bd980c..9053d709b 100644 --- a/java/src/com/android/inputmethod/latin/UserHistoryForgettingCurveUtils.java +++ b/java/src/com/android/inputmethod/latin/UserHistoryForgettingCurveUtils.java @@ -36,7 +36,7 @@ public final class UserHistoryForgettingCurveUtils { // This utility class is not publicly instantiable. } - public static class ForgettingCurveParams { + public static final class ForgettingCurveParams { private byte mFc; long mLastTouchedTime = 0; private final boolean mIsValid; @@ -195,7 +195,7 @@ public final class UserHistoryForgettingCurveUtils { return (elapsedTime < ELAPSED_TIME_MAX - 1 || level > 0); } - private static class MathUtils { + private static final class MathUtils { public static final int[][] SCORE_TABLE = new int[FC_LEVEL_MAX][ELAPSED_TIME_MAX + 1]; static { for (int i = 0; i < FC_LEVEL_MAX; ++i) { diff --git a/java/src/com/android/inputmethod/latin/WordComposer.java b/java/src/com/android/inputmethod/latin/WordComposer.java index 275ebf305..8a1bbed12 100644 --- a/java/src/com/android/inputmethod/latin/WordComposer.java +++ b/java/src/com/android/inputmethod/latin/WordComposer.java @@ -24,7 +24,7 @@ import java.util.Arrays; /** * A place to store the currently composing word with information such as adjacent key codes as well */ -public class WordComposer { +public final class WordComposer { private static final int N = BinaryDictionary.MAX_WORD_LENGTH; public static final int CAPS_MODE_OFF = 0; diff --git a/java/src/com/android/inputmethod/latin/WordListInfo.java b/java/src/com/android/inputmethod/latin/WordListInfo.java index 54f04d78f..095320e25 100644 --- a/java/src/com/android/inputmethod/latin/WordListInfo.java +++ b/java/src/com/android/inputmethod/latin/WordListInfo.java @@ -19,7 +19,7 @@ package com.android.inputmethod.latin; /** * Information container for a word list. */ -public class WordListInfo { +public final class WordListInfo { public final String mId; public final String mLocale; public WordListInfo(final String id, final String locale) { diff --git a/java/src/com/android/inputmethod/latin/XmlParseUtils.java b/java/src/com/android/inputmethod/latin/XmlParseUtils.java index b5cbaf19e..75dc68f1d 100644 --- a/java/src/com/android/inputmethod/latin/XmlParseUtils.java +++ b/java/src/com/android/inputmethod/latin/XmlParseUtils.java @@ -36,28 +36,28 @@ public final class XmlParseUtils { } @SuppressWarnings("serial") - public static class IllegalStartTag extends ParseException { + public static final class IllegalStartTag extends ParseException { public IllegalStartTag(XmlPullParser parser, String parent) { super("Illegal start tag " + parser.getName() + " in " + parent, parser); } } @SuppressWarnings("serial") - public static class IllegalEndTag extends ParseException { + public static final class IllegalEndTag extends ParseException { public IllegalEndTag(XmlPullParser parser, String parent) { super("Illegal end tag " + parser.getName() + " in " + parent, parser); } } @SuppressWarnings("serial") - public static class IllegalAttribute extends ParseException { + public static final class IllegalAttribute extends ParseException { public IllegalAttribute(XmlPullParser parser, String attribute) { super("Tag " + parser.getName() + " has illegal attribute " + attribute, parser); } } @SuppressWarnings("serial") - public static class NonEmptyTag extends ParseException{ + public static final class NonEmptyTag extends ParseException{ public NonEmptyTag(String tag, XmlPullParser parser) { super(tag + " must be empty tag", parser); } diff --git a/java/src/com/android/inputmethod/latin/makedict/BinaryDictIOUtils.java b/java/src/com/android/inputmethod/latin/makedict/BinaryDictIOUtils.java index b97be0543..7b0231a6b 100644 --- a/java/src/com/android/inputmethod/latin/makedict/BinaryDictIOUtils.java +++ b/java/src/com/android/inputmethod/latin/makedict/BinaryDictIOUtils.java @@ -27,10 +27,10 @@ import java.util.ArrayList; import java.util.Map; import java.util.Stack; -public class BinaryDictIOUtils { +public final class BinaryDictIOUtils { private static final boolean DBG = false; - private static class Position { + private static final class Position { public static final int NOT_READ_GROUPCOUNT = -1; public int mAddress; @@ -77,7 +77,10 @@ public class BinaryDictIOUtils { p.mAddress += BinaryDictInputOutput.getGroupCountSize(p.mNumOfCharGroup); p.mPosition = 0; } - + if (p.mNumOfCharGroup == 0) { + stack.pop(); + continue; + } CharGroupInfo info = BinaryDictInputOutput.readCharGroup(buffer, p.mAddress - headerSize, formatOptions); for (int i = 0; i < info.mCharacters.length; ++i) { diff --git a/java/src/com/android/inputmethod/latin/makedict/BinaryDictInputOutput.java b/java/src/com/android/inputmethod/latin/makedict/BinaryDictInputOutput.java index 9fc694218..b431a4da9 100644 --- a/java/src/com/android/inputmethod/latin/makedict/BinaryDictInputOutput.java +++ b/java/src/com/android/inputmethod/latin/makedict/BinaryDictInputOutput.java @@ -43,7 +43,7 @@ import java.util.TreeMap; * * All the methods in this class are static. */ -public class BinaryDictInputOutput { +public final class BinaryDictInputOutput { private static final boolean DBG = MakedictLog.DBG; @@ -124,7 +124,7 @@ public class BinaryDictInputOutput { /** * A class grouping utility function for our specific character encoding. */ - private static class CharEncoding { + private static final class CharEncoding { private static final int MINIMAL_ONE_BYTE_CHARACTER_VALUE = 0x20; private static final int MAXIMAL_ONE_BYTE_CHARACTER_VALUE = 0xFF; diff --git a/java/src/com/android/inputmethod/latin/makedict/CharGroupInfo.java b/java/src/com/android/inputmethod/latin/makedict/CharGroupInfo.java index ed9388409..8e64082e6 100644 --- a/java/src/com/android/inputmethod/latin/makedict/CharGroupInfo.java +++ b/java/src/com/android/inputmethod/latin/makedict/CharGroupInfo.java @@ -23,7 +23,7 @@ import java.util.ArrayList; /** * Raw char group info straight out of a file. This will contain numbers for addresses. */ -public class CharGroupInfo { +public final class CharGroupInfo { public final int mOriginalAddress; public final int mEndAddress; diff --git a/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java b/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java index 35311f0c2..b3fbb9fb5 100644 --- a/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java +++ b/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java @@ -221,7 +221,7 @@ public final class FormatSpec { /** * Options about file format. */ - public static class FormatOptions { + public static final class FormatOptions { public final int mVersion; public final boolean mSupportsDynamicUpdate; public FormatOptions(final int version) { diff --git a/java/src/com/android/inputmethod/latin/makedict/FusionDictionary.java b/java/src/com/android/inputmethod/latin/makedict/FusionDictionary.java index 98cf308c8..3193ef457 100644 --- a/java/src/com/android/inputmethod/latin/makedict/FusionDictionary.java +++ b/java/src/com/android/inputmethod/latin/makedict/FusionDictionary.java @@ -28,8 +28,7 @@ import java.util.LinkedList; /** * A dictionary that can fusion heads and tails of words for more compression. */ -public class FusionDictionary implements Iterable<Word> { - +public final class FusionDictionary implements Iterable<Word> { private static final boolean DBG = MakedictLog.DBG; /** @@ -40,7 +39,7 @@ public class FusionDictionary implements Iterable<Word> { * This class also contains fields to cache size and address, to help with binary * generation. */ - public static class Node { + public static final class Node { ArrayList<CharGroup> mData; // To help with binary generation int mCachedSize = Integer.MIN_VALUE; @@ -60,7 +59,7 @@ public class FusionDictionary implements Iterable<Word> { * * This represents an "attribute", that is either a bigram or a shortcut. */ - public static class WeightedString { + public static final class WeightedString { public final String mWord; public int mFrequency; public WeightedString(String word, int frequency) { @@ -94,7 +93,7 @@ public class FusionDictionary implements Iterable<Word> { * value is the frequency of this terminal. A terminal may have non-null shortcuts and/or * bigrams, but a non-terminal may not. Moreover, children, if present, are null. */ - public static class CharGroup { + public static final class CharGroup { public static final int NOT_A_TERMINAL = -1; final int mChars[]; ArrayList<WeightedString> mShortcutTargets; @@ -253,7 +252,7 @@ public class FusionDictionary implements Iterable<Word> { * * There are no options at the moment, so this class is empty. */ - public static class DictionaryOptions { + public static final class DictionaryOptions { public final boolean mGermanUmlautProcessing; public final boolean mFrenchLigatureProcessing; public final HashMap<String, String> mAttributes; @@ -511,7 +510,7 @@ public class FusionDictionary implements Iterable<Word> { * is ignored. * This comparator imposes orderings that are inconsistent with equals. */ - static private class CharGroupComparator implements java.util.Comparator<CharGroup> { + static private final class CharGroupComparator implements java.util.Comparator<CharGroup> { @Override public int compare(CharGroup c1, CharGroup c2) { if (c1.mChars[0] == c2.mChars[0]) return 0; @@ -746,9 +745,8 @@ public class FusionDictionary implements Iterable<Word> { * * This is purely for convenience. */ - public static class DictionaryIterator implements Iterator<Word> { - - private static class Position { + public static final class DictionaryIterator implements Iterator<Word> { + private static final class Position { public Iterator<CharGroup> pos; public int length; public Position(ArrayList<CharGroup> groups) { diff --git a/java/src/com/android/inputmethod/latin/makedict/MakedictLog.java b/java/src/com/android/inputmethod/latin/makedict/MakedictLog.java index 3f0cd0796..6c6b00b6a 100644 --- a/java/src/com/android/inputmethod/latin/makedict/MakedictLog.java +++ b/java/src/com/android/inputmethod/latin/makedict/MakedictLog.java @@ -21,7 +21,7 @@ import android.util.Log; /** * Wrapper to redirect log events to the right output medium. */ -public class MakedictLog { +public final class MakedictLog { public static final boolean DBG = false; private static final String TAG = MakedictLog.class.getSimpleName(); diff --git a/java/src/com/android/inputmethod/latin/makedict/PendingAttribute.java b/java/src/com/android/inputmethod/latin/makedict/PendingAttribute.java index 5b41d27f2..5bb24da74 100644 --- a/java/src/com/android/inputmethod/latin/makedict/PendingAttribute.java +++ b/java/src/com/android/inputmethod/latin/makedict/PendingAttribute.java @@ -22,7 +22,7 @@ package com.android.inputmethod.latin.makedict; * An attribute is either a bigram or a shortcut. * All instances of this class are always immutable. */ -public class PendingAttribute { +public final class PendingAttribute { public final int mFrequency; public final int mAddress; public PendingAttribute(final int frequency, final int address) { diff --git a/java/src/com/android/inputmethod/latin/makedict/UnsupportedFormatException.java b/java/src/com/android/inputmethod/latin/makedict/UnsupportedFormatException.java index bd42fb8fa..dbb2ea870 100644 --- a/java/src/com/android/inputmethod/latin/makedict/UnsupportedFormatException.java +++ b/java/src/com/android/inputmethod/latin/makedict/UnsupportedFormatException.java @@ -19,7 +19,7 @@ package com.android.inputmethod.latin.makedict; /** * Simple exception thrown when a file format is not recognized. */ -public class UnsupportedFormatException extends Exception { +public final class UnsupportedFormatException extends Exception { public UnsupportedFormatException(String description) { super(description); } diff --git a/java/src/com/android/inputmethod/latin/makedict/Word.java b/java/src/com/android/inputmethod/latin/makedict/Word.java index 4683ef154..4c4f18f1a 100644 --- a/java/src/com/android/inputmethod/latin/makedict/Word.java +++ b/java/src/com/android/inputmethod/latin/makedict/Word.java @@ -26,7 +26,7 @@ import java.util.Arrays; * * This is chiefly used to iterate a dictionary. */ -public class Word implements Comparable<Word> { +public final class Word implements Comparable<Word> { public final String mWord; public final int mFrequency; public final ArrayList<WeightedString> mShortcutTargets; diff --git a/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerService.java b/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerService.java index eef7a51f2..5a11ae534 100644 --- a/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerService.java +++ b/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerService.java @@ -50,7 +50,7 @@ import java.util.TreeMap; /** * Service for spell checking, using LatinIME's dictionaries and mechanisms. */ -public class AndroidSpellCheckerService extends SpellCheckerService +public final class AndroidSpellCheckerService extends SpellCheckerService implements SharedPreferences.OnSharedPreferenceChangeListener { private static final String TAG = AndroidSpellCheckerService.class.getSimpleName(); private static final boolean DBG = false; @@ -201,8 +201,8 @@ public class AndroidSpellCheckerService extends SpellCheckerService } // TODO: remove this class and replace it by storage local to the session. - public static class SuggestionsGatherer { - public static class Result { + public static final class SuggestionsGatherer { + public static final class Result { public final String[] mSuggestions; public final boolean mHasRecommendedSuggestions; public Result(final String[] gatheredSuggestions, diff --git a/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerSession.java b/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerSession.java index 5a1bd37f5..668e7a641 100644 --- a/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerSession.java +++ b/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerSession.java @@ -26,7 +26,7 @@ import com.android.inputmethod.latin.CollectionUtils; import java.util.ArrayList; -public class AndroidSpellCheckerSession extends AndroidWordLevelSpellCheckerSession { +public final class AndroidSpellCheckerSession extends AndroidWordLevelSpellCheckerSession { private static final String TAG = AndroidSpellCheckerSession.class.getSimpleName(); private static final boolean DBG = false; private final static String[] EMPTY_STRING_ARRAY = new String[0]; diff --git a/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java b/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java index d9b622a18..53ed4d3c3 100644 --- a/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java +++ b/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java @@ -50,7 +50,7 @@ public abstract class AndroidWordLevelSpellCheckerSession extends Session { protected final SuggestionsCache mSuggestionsCache = new SuggestionsCache(); private final ContentObserver mObserver; - private static class SuggestionsParams { + private static final class SuggestionsParams { public final String[] mSuggestions; public final int mFlags; public SuggestionsParams(String[] suggestions, int flags) { @@ -59,7 +59,7 @@ public abstract class AndroidWordLevelSpellCheckerSession extends Session { } } - protected static class SuggestionsCache { + protected static final class SuggestionsCache { private static final char CHAR_DELIMITER = '\uFFFC'; private static final int MAX_CACHE_SIZE = 50; private final LruCache<String, SuggestionsParams> mUnigramSuggestionsInfoCache = diff --git a/java/src/com/android/inputmethod/latin/spellcheck/DictAndProximity.java b/java/src/com/android/inputmethod/latin/spellcheck/DictAndProximity.java index 3dbbd40cd..9d7c61a33 100644 --- a/java/src/com/android/inputmethod/latin/spellcheck/DictAndProximity.java +++ b/java/src/com/android/inputmethod/latin/spellcheck/DictAndProximity.java @@ -22,7 +22,7 @@ import com.android.inputmethod.keyboard.ProximityInfo; /** * A simple container for both a Dictionary and a ProximityInfo. */ -public class DictAndProximity { +public final class DictAndProximity { public final Dictionary mDictionary; public final ProximityInfo mProximityInfo; public DictAndProximity(final Dictionary dictionary, final ProximityInfo proximityInfo) { diff --git a/java/src/com/android/inputmethod/latin/spellcheck/DictionaryPool.java b/java/src/com/android/inputmethod/latin/spellcheck/DictionaryPool.java index 53aa6c719..1fb2bbb6a 100644 --- a/java/src/com/android/inputmethod/latin/spellcheck/DictionaryPool.java +++ b/java/src/com/android/inputmethod/latin/spellcheck/DictionaryPool.java @@ -36,7 +36,7 @@ import java.util.concurrent.TimeUnit; * the client code, but may help with sloppy clients. */ @SuppressWarnings("serial") -public class DictionaryPool extends LinkedBlockingQueue<DictAndProximity> { +public final class DictionaryPool extends LinkedBlockingQueue<DictAndProximity> { private final static String TAG = DictionaryPool.class.getSimpleName(); // How many seconds we wait for a dictionary to become available. Past this delay, we give up in // fear some bug caused a deadlock, and reset the whole pool. diff --git a/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerProximityInfo.java b/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerProximityInfo.java index fe5225ebd..11bb97031 100644 --- a/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerProximityInfo.java +++ b/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerProximityInfo.java @@ -22,7 +22,7 @@ import com.android.inputmethod.latin.Constants; import java.util.TreeMap; -public class SpellCheckerProximityInfo { +public final class SpellCheckerProximityInfo { /* public for test */ final public static int NUL = Constants.NOT_A_CODE; @@ -53,7 +53,7 @@ public class SpellCheckerProximityInfo { return result; } - private static class Latin { + private static final class Latin { // This is a map from the code point to the index in the PROXIMITY array. // At the time the native code to read the binary dictionary needs the proximity info be // passed as a flat array spaced by MAX_PROXIMITY_CHARS_SIZE columns, one for each input @@ -122,7 +122,7 @@ public class SpellCheckerProximityInfo { } } - private static class Cyrillic { + private static final class Cyrillic { final private static TreeMap<Integer, Integer> INDICES = CollectionUtils.newTreeMap(); // TODO: The following table is solely based on the keyboard layout. Consult with Russian // speakers on commonly misspelled words/letters. diff --git a/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerSettingsActivity.java b/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerSettingsActivity.java index e14db8797..e63dff312 100644 --- a/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerSettingsActivity.java +++ b/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerSettingsActivity.java @@ -23,7 +23,7 @@ import android.preference.PreferenceActivity; /** * Spell checker preference screen. */ -public class SpellCheckerSettingsActivity extends PreferenceActivity { +public final class SpellCheckerSettingsActivity extends PreferenceActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); diff --git a/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerSettingsFragment.java b/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerSettingsFragment.java index 7056874a1..ef5123d68 100644 --- a/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerSettingsFragment.java +++ b/java/src/com/android/inputmethod/latin/spellcheck/SpellCheckerSettingsFragment.java @@ -24,7 +24,7 @@ import com.android.inputmethod.latin.R; /** * Preference screen. */ -public class SpellCheckerSettingsFragment extends PreferenceFragment { +public final class SpellCheckerSettingsFragment extends PreferenceFragment { /** * Empty constructor for fragment generation. */ diff --git a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestions.java b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestions.java index 1f883aa60..e9bf0fac4 100644 --- a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestions.java +++ b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestions.java @@ -30,14 +30,14 @@ import com.android.inputmethod.latin.R; import com.android.inputmethod.latin.SuggestedWords; import com.android.inputmethod.latin.Utils; -public class MoreSuggestions extends Keyboard { +public final class MoreSuggestions extends Keyboard { public static final int SUGGESTION_CODE_BASE = 1024; MoreSuggestions(final MoreSuggestionsParam params) { super(params); } - private static class MoreSuggestionsParam extends KeyboardParams { + private static final class MoreSuggestionsParam extends KeyboardParams { private final int[] mWidths = new int[SuggestionStripView.MAX_SUGGESTIONS]; private final int[] mRowNumbers = new int[SuggestionStripView.MAX_SUGGESTIONS]; private final int[] mColumnOrders = new int[SuggestionStripView.MAX_SUGGESTIONS]; @@ -163,7 +163,7 @@ public class MoreSuggestions extends Keyboard { } } - public static class Builder extends KeyboardBuilder<MoreSuggestionsParam> { + public static final class Builder extends KeyboardBuilder<MoreSuggestionsParam> { private final MoreSuggestionsView mPaneView; private SuggestedWords mSuggestions; private int mFromPos; @@ -216,7 +216,7 @@ public class MoreSuggestions extends Keyboard { } } - private static class Divider extends Key.Spacer { + private static final class Divider extends Key.Spacer { private final Drawable mIcon; public Divider(final KeyboardParams params, final Drawable icon, final int x, diff --git a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java index 5b23d7f3c..9b9a35478 100644 --- a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java +++ b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java @@ -40,7 +40,7 @@ import com.android.inputmethod.latin.R; * A view that renders a virtual {@link MoreSuggestions}. It handles rendering of keys and detecting * key presses and touch movements. */ -public class MoreSuggestionsView extends KeyboardView implements MoreKeysPanel { +public final class MoreSuggestionsView extends KeyboardView implements MoreKeysPanel { private final int[] mCoordinates = new int[2]; final KeyDetector mModalPanelKeyDetector; diff --git a/java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java b/java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java index 9e8ab81b0..e926fa209 100644 --- a/java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java +++ b/java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java @@ -70,7 +70,7 @@ import com.android.inputmethod.research.ResearchLogger; import java.util.ArrayList; -public class SuggestionStripView extends RelativeLayout implements OnClickListener, +public final class SuggestionStripView extends RelativeLayout implements OnClickListener, OnLongClickListener { public interface Listener { public boolean addWordToUserDictionary(String word); @@ -105,7 +105,7 @@ public class SuggestionStripView extends RelativeLayout implements OnClickListen private final UiHandler mHandler = new UiHandler(this); - private static class UiHandler extends StaticInnerHandlerWrapper<SuggestionStripView> { + private static final class UiHandler extends StaticInnerHandlerWrapper<SuggestionStripView> { private static final int MSG_HIDE_PREVIEW = 0; public UiHandler(SuggestionStripView outerInstance) { @@ -131,7 +131,7 @@ public class SuggestionStripView extends RelativeLayout implements OnClickListen } } - private static class SuggestionStripViewParams { + private static final class SuggestionStripViewParams { private static final int DEFAULT_SUGGESTIONS_COUNT_IN_STRIP = 3; private static final float DEFAULT_CENTER_SUGGESTION_PERCENTILE = 0.40f; private static final int DEFAULT_MAX_MORE_SUGGESTIONS_ROW = 2; |