Move Constants.java to the latin.common package

Our intention is to have classes of latinime-common under the common
package as much as we can.

Change-Id: I76efbbbe7bebf1a4aa943715cdff64f91675e20d

65 files changed, 90 insertions, 78 deletions

diff --git a/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java b/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
index a0210e4c7..9f7caa47e 100644
--- a/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
+++ b/java/src/com/android/inputmethod/accessibility/KeyCodeDescriptionMapper.java
@@ -26,8 +26,8 @@ import android.view.inputmethod.EditorInfo;
 import com.android.inputmethod.keyboard.Key;
 import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.KeyboardId;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.StringUtils;
 
 import java.util.Locale;
diff --git a/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatUtils.java b/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatUtils.java
index 9e842e766..3a27c5739 100644
--- a/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatUtils.java
+++ b/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatUtils.java
@@ -20,8 +20,8 @@ import android.os.Build;
 import android.view.inputmethod.InputMethodSubtype;
 
 import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.RichInputMethodSubtype;
+import com.android.inputmethod.latin.common.Constants;
 
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Method;
diff --git a/java/src/com/android/inputmethod/event/CombinerChain.java b/java/src/com/android/inputmethod/event/CombinerChain.java
index b5863ed2d..5858faa09 100644
--- a/java/src/com/android/inputmethod/event/CombinerChain.java
+++ b/java/src/com/android/inputmethod/event/CombinerChain.java
@@ -19,7 +19,7 @@ package com.android.inputmethod.event;
 import android.text.SpannableStringBuilder;
 import android.text.TextUtils;
 
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 
 import java.util.ArrayList;
 import java.util.HashMap;
diff --git a/java/src/com/android/inputmethod/event/DeadKeyCombiner.java b/java/src/com/android/inputmethod/event/DeadKeyCombiner.java
index 9d7cc0561..cb1100d92 100644
--- a/java/src/com/android/inputmethod/event/DeadKeyCombiner.java
+++ b/java/src/com/android/inputmethod/event/DeadKeyCombiner.java
@@ -19,7 +19,7 @@ package com.android.inputmethod.event;
 import android.text.TextUtils;
 import android.util.SparseIntArray;
 
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 
 import java.text.Normalizer;
 import java.util.ArrayList;
diff --git a/java/src/com/android/inputmethod/event/Event.java b/java/src/com/android/inputmethod/event/Event.java
index 0e6d733cd..92bcda455 100644
--- a/java/src/com/android/inputmethod/event/Event.java
+++ b/java/src/com/android/inputmethod/event/Event.java
@@ -17,8 +17,8 @@
 package com.android.inputmethod.event;
 
 import com.android.inputmethod.annotations.ExternallyReferenced;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.StringUtils;
 
 import javax.annotation.Nonnull;
diff --git a/java/src/com/android/inputmethod/event/HardwareKeyboardEventDecoder.java b/java/src/com/android/inputmethod/event/HardwareKeyboardEventDecoder.java
index 6aa60439f..3a4097d7f 100644
--- a/java/src/com/android/inputmethod/event/HardwareKeyboardEventDecoder.java
+++ b/java/src/com/android/inputmethod/event/HardwareKeyboardEventDecoder.java
@@ -19,7 +19,7 @@ package com.android.inputmethod.event;
 import android.view.KeyCharacterMap;
 import android.view.KeyEvent;
 
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 
 /**
  * A hardware event decoder for a hardware qwerty-ish keyboard.
diff --git a/java/src/com/android/inputmethod/event/MyanmarReordering.java b/java/src/com/android/inputmethod/event/MyanmarReordering.java
index 40b543949..7bc1630f5 100644
--- a/java/src/com/android/inputmethod/event/MyanmarReordering.java
+++ b/java/src/com/android/inputmethod/event/MyanmarReordering.java
@@ -16,7 +16,7 @@
 
 package com.android.inputmethod.event;
 
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 
 import java.util.ArrayList;
 import java.util.Arrays;
diff --git a/java/src/com/android/inputmethod/keyboard/Key.java b/java/src/com/android/inputmethod/keyboard/Key.java
index 45ce6a85f..04a0f1e13 100644
--- a/java/src/com/android/inputmethod/keyboard/Key.java
+++ b/java/src/com/android/inputmethod/keyboard/Key.java
@@ -17,10 +17,10 @@
 package com.android.inputmethod.keyboard;
 
 import static com.android.inputmethod.keyboard.internal.KeyboardIconsSet.ICON_UNDEFINED;
-import static com.android.inputmethod.latin.Constants.CODE_OUTPUT_TEXT;
-import static com.android.inputmethod.latin.Constants.CODE_SHIFT;
-import static com.android.inputmethod.latin.Constants.CODE_SWITCH_ALPHA_SYMBOL;
-import static com.android.inputmethod.latin.Constants.CODE_UNSPECIFIED;
+import static com.android.inputmethod.latin.common.Constants.CODE_OUTPUT_TEXT;
+import static com.android.inputmethod.latin.common.Constants.CODE_SHIFT;
+import static com.android.inputmethod.latin.common.Constants.CODE_SWITCH_ALPHA_SYMBOL;
+import static com.android.inputmethod.latin.common.Constants.CODE_UNSPECIFIED;
 
 import android.content.res.TypedArray;
 import android.graphics.Rect;
@@ -36,8 +36,8 @@ import com.android.inputmethod.keyboard.internal.KeyboardIconsSet;
 import com.android.inputmethod.keyboard.internal.KeyboardParams;
 import com.android.inputmethod.keyboard.internal.KeyboardRow;
 import com.android.inputmethod.keyboard.internal.MoreKeySpec;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.StringUtils;
 
 import java.util.Arrays;
diff --git a/java/src/com/android/inputmethod/keyboard/Keyboard.java b/java/src/com/android/inputmethod/keyboard/Keyboard.java
index d35c8fae1..3c90a04db 100644
--- a/java/src/com/android/inputmethod/keyboard/Keyboard.java
+++ b/java/src/com/android/inputmethod/keyboard/Keyboard.java
@@ -21,7 +21,7 @@ import android.util.SparseArray;
 import com.android.inputmethod.keyboard.internal.KeyVisualAttributes;
 import com.android.inputmethod.keyboard.internal.KeyboardIconsSet;
 import com.android.inputmethod.keyboard.internal.KeyboardParams;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.CoordinateUtils;
 
 import java.util.ArrayList;
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardActionListener.java b/java/src/com/android/inputmethod/keyboard/KeyboardActionListener.java
index c565866b7..ac66f7c6a 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardActionListener.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardActionListener.java
@@ -16,8 +16,8 @@
 
 package com.android.inputmethod.keyboard;
 
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.InputPointers;
+import com.android.inputmethod.latin.common.Constants;
 
 public interface KeyboardActionListener {
     /**
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardId.java b/java/src/com/android/inputmethod/keyboard/KeyboardId.java
index 36ca97d24..d43bf37cb 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardId.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardId.java
@@ -16,7 +16,7 @@
 
 package com.android.inputmethod.keyboard;
 
-import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.KEYBOARD_LAYOUT_SET;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.KEYBOARD_LAYOUT_SET;
 
 import android.text.InputType;
 import android.text.TextUtils;
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java b/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java
index 2344284c5..b674359e6 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardLayoutSet.java
@@ -16,8 +16,8 @@
 
 package com.android.inputmethod.keyboard;
 
-import static com.android.inputmethod.latin.Constants.ImeOption.FORCE_ASCII;
-import static com.android.inputmethod.latin.Constants.ImeOption.NO_SETTINGS_KEY;
+import static com.android.inputmethod.latin.common.Constants.ImeOption.FORCE_ASCII;
+import static com.android.inputmethod.latin.common.Constants.ImeOption.NO_SETTINGS_KEY;
 
 import android.content.Context;
 import android.content.res.Resources;
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardView.java b/java/src/com/android/inputmethod/keyboard/KeyboardView.java
index 98cd1da54..6feb1e7ad 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardView.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardView.java
@@ -35,8 +35,8 @@ import android.view.View;
 
 import com.android.inputmethod.keyboard.internal.KeyDrawParams;
 import com.android.inputmethod.keyboard.internal.KeyVisualAttributes;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.TypefaceUtils;
 
 import java.util.HashSet;
diff --git a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
index 06f9ced92..e66523be0 100644
--- a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
+++ b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
@@ -52,10 +52,10 @@ import com.android.inputmethod.keyboard.internal.MoreKeySpec;
 import com.android.inputmethod.keyboard.internal.NonDistinctMultitouchHelper;
 import com.android.inputmethod.keyboard.internal.SlidingKeyInputDrawingPreview;
 import com.android.inputmethod.keyboard.internal.TimerHandler;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.RichInputMethodSubtype;
 import com.android.inputmethod.latin.SuggestedWords;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.settings.DebugSettings;
 import com.android.inputmethod.latin.utils.CoordinateUtils;
 import com.android.inputmethod.latin.utils.StringUtils;
diff --git a/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java
index 841283b7f..01522536f 100644
--- a/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java
+++ b/java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java
@@ -29,8 +29,8 @@ import android.view.ViewGroup;
 import com.android.inputmethod.accessibility.AccessibilityUtils;
 import com.android.inputmethod.accessibility.MoreKeysKeyboardAccessibilityDelegate;
 import com.android.inputmethod.keyboard.internal.KeyDrawParams;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.CoordinateUtils;
 
 /**
diff --git a/java/src/com/android/inputmethod/keyboard/PointerTracker.java b/java/src/com/android/inputmethod/keyboard/PointerTracker.java
index 49288ade4..fe6270fb5 100644
--- a/java/src/com/android/inputmethod/keyboard/PointerTracker.java
+++ b/java/src/com/android/inputmethod/keyboard/PointerTracker.java
@@ -31,9 +31,9 @@ import com.android.inputmethod.keyboard.internal.GestureStrokeDrawingPoints;
 import com.android.inputmethod.keyboard.internal.GestureStrokeRecognitionParams;
 import com.android.inputmethod.keyboard.internal.PointerTrackerQueue;
 import com.android.inputmethod.keyboard.internal.TypingTimeRecorder;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.InputPointers;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.settings.Settings;
 import com.android.inputmethod.latin.utils.CoordinateUtils;
diff --git a/java/src/com/android/inputmethod/keyboard/ProximityInfo.java b/java/src/com/android/inputmethod/keyboard/ProximityInfo.java
index fdf8ef821..ab2323b06 100644
--- a/java/src/com/android/inputmethod/keyboard/ProximityInfo.java
+++ b/java/src/com/android/inputmethod/keyboard/ProximityInfo.java
@@ -20,7 +20,7 @@ import android.graphics.Rect;
 import android.util.Log;
 
 import com.android.inputmethod.keyboard.internal.TouchPositionCorrection;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.JniUtils;
 
 import java.util.ArrayList;
diff --git a/java/src/com/android/inputmethod/keyboard/emoji/EmojiCategory.java b/java/src/com/android/inputmethod/keyboard/emoji/EmojiCategory.java
index 440d64baf..0e8ce7f23 100644
--- a/java/src/com/android/inputmethod/keyboard/emoji/EmojiCategory.java
+++ b/java/src/com/android/inputmethod/keyboard/emoji/EmojiCategory.java
@@ -29,8 +29,8 @@ import com.android.inputmethod.keyboard.Key;
 import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.KeyboardId;
 import com.android.inputmethod.keyboard.KeyboardLayoutSet;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.settings.Settings;
 
 import java.util.ArrayList;
diff --git a/java/src/com/android/inputmethod/keyboard/emoji/EmojiPalettesView.java b/java/src/com/android/inputmethod/keyboard/emoji/EmojiPalettesView.java
index 1157f8599..06184f8d2 100644
--- a/java/src/com/android/inputmethod/keyboard/emoji/EmojiPalettesView.java
+++ b/java/src/com/android/inputmethod/keyboard/emoji/EmojiPalettesView.java
@@ -16,7 +16,7 @@
 
 package com.android.inputmethod.keyboard.emoji;
 
-import static com.android.inputmethod.latin.Constants.NOT_A_COORDINATE;
+import static com.android.inputmethod.latin.common.Constants.NOT_A_COORDINATE;
 
 import android.content.Context;
 import android.content.res.Resources;
@@ -47,9 +47,9 @@ import com.android.inputmethod.keyboard.internal.KeyDrawParams;
 import com.android.inputmethod.keyboard.internal.KeyVisualAttributes;
 import com.android.inputmethod.keyboard.internal.KeyboardIconsSet;
 import com.android.inputmethod.latin.AudioAndHapticFeedbackManager;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.SubtypeSwitcher;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.ResourceUtils;
 
 import java.util.concurrent.TimeUnit;
diff --git a/java/src/com/android/inputmethod/keyboard/internal/BatchInputArbiter.java b/java/src/com/android/inputmethod/keyboard/internal/BatchInputArbiter.java
index cd9875955..efb365e42 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/BatchInputArbiter.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/BatchInputArbiter.java
@@ -16,8 +16,8 @@
 
 package com.android.inputmethod.keyboard.internal;
 
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.InputPointers;
+import com.android.inputmethod.latin.common.Constants;
 
 /**
  * This class arbitrates batch input.
diff --git a/java/src/com/android/inputmethod/keyboard/internal/BogusMoveEventDetector.java b/java/src/com/android/inputmethod/keyboard/internal/BogusMoveEventDetector.java
index 6420edd7a..4b355a4ab 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/BogusMoveEventDetector.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/BogusMoveEventDetector.java
@@ -20,8 +20,8 @@ import android.content.res.Resources;
 import android.util.DisplayMetrics;
 import android.util.Log;
 
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 
 // This hack is applied to certain classes of tablets.
diff --git a/java/src/com/android/inputmethod/keyboard/internal/CodesArrayParser.java b/java/src/com/android/inputmethod/keyboard/internal/CodesArrayParser.java
index dce7fc57e..5797b7efd 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/CodesArrayParser.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/CodesArrayParser.java
@@ -16,7 +16,7 @@
 
 package com.android.inputmethod.keyboard.internal;
 
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.StringUtils;
 
 import android.text.TextUtils;
diff --git a/java/src/com/android/inputmethod/keyboard/internal/GestureStrokeRecognitionPoints.java b/java/src/com/android/inputmethod/keyboard/internal/GestureStrokeRecognitionPoints.java
index e49e538aa..99ec18f4d 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/GestureStrokeRecognitionPoints.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/GestureStrokeRecognitionPoints.java
@@ -18,8 +18,8 @@ package com.android.inputmethod.keyboard.internal;
 
 import android.util.Log;
 
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.InputPointers;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.ResizableIntArray;
 
 /**
diff --git a/java/src/com/android/inputmethod/keyboard/internal/GestureTrailDrawingPoints.java b/java/src/com/android/inputmethod/keyboard/internal/GestureTrailDrawingPoints.java
index bf4c4da10..67683e247 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/GestureTrailDrawingPoints.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/GestureTrailDrawingPoints.java
@@ -23,7 +23,7 @@ import android.graphics.Path;
 import android.graphics.Rect;
 import android.os.SystemClock;
 
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.ResizableIntArray;
 
 /**
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeySpecParser.java b/java/src/com/android/inputmethod/keyboard/internal/KeySpecParser.java
index 48ba8e051..d33e53a61 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeySpecParser.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeySpecParser.java
@@ -16,10 +16,10 @@
 
 package com.android.inputmethod.keyboard.internal;
 
-import static com.android.inputmethod.latin.Constants.CODE_OUTPUT_TEXT;
-import static com.android.inputmethod.latin.Constants.CODE_UNSPECIFIED;
+import static com.android.inputmethod.latin.common.Constants.CODE_OUTPUT_TEXT;
+import static com.android.inputmethod.latin.common.Constants.CODE_UNSPECIFIED;
 
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.StringUtils;
 
 /**
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardBuilder.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardBuilder.java
index 6277107e8..6c75fb6c1 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardBuilder.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardBuilder.java
@@ -32,8 +32,8 @@ import com.android.inputmethod.keyboard.Key;
 import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.KeyboardId;
 import com.android.inputmethod.keyboard.KeyboardTheme;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.ResourceUtils;
 import com.android.inputmethod.latin.utils.StringUtils;
 import com.android.inputmethod.latin.utils.SubtypeLocaleUtils;
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardCodesSet.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardCodesSet.java
index 62b69dcc9..05b4c7473 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardCodesSet.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardCodesSet.java
@@ -16,7 +16,7 @@
 
 package com.android.inputmethod.keyboard.internal;
 
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 
 import java.util.HashMap;
 
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardParams.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardParams.java
index 71ce768a9..fb5e97757 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardParams.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardParams.java
@@ -20,7 +20,7 @@ import android.util.SparseIntArray;
 
 import com.android.inputmethod.keyboard.Key;
 import com.android.inputmethod.keyboard.KeyboardId;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 
 import java.util.ArrayList;
 import java.util.Comparator;
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardState.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardState.java
index 5f4d55bdb..cc28e7ac8 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardState.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardState.java
@@ -20,7 +20,7 @@ import android.text.TextUtils;
 import android.util.Log;
 
 import com.android.inputmethod.event.Event;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.RecapitalizeStatus;
 
 /**
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardTextsSet.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardTextsSet.java
index f9297ac27..0aaf6b401 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardTextsSet.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardTextsSet.java
@@ -21,7 +21,7 @@ import android.content.res.Resources;
 import android.text.TextUtils;
 
 import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.RunInLocale;
 import com.android.inputmethod.latin.utils.SubtypeLocaleUtils;
 
diff --git a/java/src/com/android/inputmethod/keyboard/internal/MoreKeySpec.java b/java/src/com/android/inputmethod/keyboard/internal/MoreKeySpec.java
index 81d4b8e73..4392dbcbd 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/MoreKeySpec.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/MoreKeySpec.java
@@ -21,7 +21,7 @@ import android.util.SparseIntArray;
 
 import com.android.inputmethod.compat.CharacterCompat;
 import com.android.inputmethod.keyboard.Key;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.utils.CollectionUtils;
 import com.android.inputmethod.latin.utils.StringUtils;
diff --git a/java/src/com/android/inputmethod/keyboard/internal/TimerHandler.java b/java/src/com/android/inputmethod/keyboard/internal/TimerHandler.java
index 80b299bf5..076abbf4d 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/TimerHandler.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/TimerHandler.java
@@ -24,7 +24,7 @@ import com.android.inputmethod.keyboard.Key;
 import com.android.inputmethod.keyboard.PointerTracker;
 import com.android.inputmethod.keyboard.PointerTracker.TimerProxy;
 import com.android.inputmethod.keyboard.internal.TimerHandler.Callbacks;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.LeakGuardHandlerWrapper;
 
 import javax.annotation.Nonnull;
diff --git a/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java b/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java
index eb8b34ccd..60d257362 100644
--- a/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java
+++ b/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java
@@ -22,6 +22,7 @@ import android.os.Vibrator;
 import android.view.HapticFeedbackConstants;
 import android.view.View;
 
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.settings.SettingsValues;
 
 /**
diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
index dce321795..76459f817 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
@@ -23,6 +23,7 @@ import android.util.SparseArray;
 import com.android.inputmethod.annotations.UsedForTesting;
 import com.android.inputmethod.keyboard.ProximityInfo;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
 import com.android.inputmethod.latin.makedict.FormatSpec;
 import com.android.inputmethod.latin.makedict.FormatSpec.DictionaryOptions;
diff --git a/java/src/com/android/inputmethod/latin/ContactsBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ContactsBinaryDictionary.java
index fcdcfeea1..08e1983d4 100644
--- a/java/src/com/android/inputmethod/latin/ContactsBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ContactsBinaryDictionary.java
@@ -29,6 +29,7 @@ import android.provider.ContactsContract.Contacts;
 import android.util.Log;
 
 import com.android.inputmethod.annotations.ExternallyReferenced;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.personalization.AccountUtils;
 import com.android.inputmethod.latin.utils.ExecutorUtils;
 import com.android.inputmethod.latin.utils.StringUtils;
diff --git a/java/src/com/android/inputmethod/latin/DicTraverseSession.java b/java/src/com/android/inputmethod/latin/DicTraverseSession.java
index 710fdf4f3..95390aa9f 100644
--- a/java/src/com/android/inputmethod/latin/DicTraverseSession.java
+++ b/java/src/com/android/inputmethod/latin/DicTraverseSession.java
@@ -16,6 +16,7 @@
 
 package com.android.inputmethod.latin;
 
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.settings.NativeSuggestOptions;
 import com.android.inputmethod.latin.utils.JniUtils;
 
diff --git a/java/src/com/android/inputmethod/latin/DictionaryFacilitator.java b/java/src/com/android/inputmethod/latin/DictionaryFacilitator.java
index 5bf6bf47d..4a22cde7b 100644
--- a/java/src/com/android/inputmethod/latin/DictionaryFacilitator.java
+++ b/java/src/com/android/inputmethod/latin/DictionaryFacilitator.java
@@ -27,6 +27,7 @@ import com.android.inputmethod.keyboard.ProximityInfo;
 import com.android.inputmethod.latin.ExpandableBinaryDictionary.UpdateEntriesForInputEventsCallback;
 import com.android.inputmethod.latin.NgramContext.WordInfo;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.personalization.ContextualDictionary;
 import com.android.inputmethod.latin.personalization.PersonalizationDataChunk;
 import com.android.inputmethod.latin.personalization.PersonalizationDictionary;
diff --git a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
index a74ffcb26..702d1536a 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
@@ -22,6 +22,7 @@ import android.util.Log;
 import com.android.inputmethod.annotations.UsedForTesting;
 import com.android.inputmethod.keyboard.ProximityInfo;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
 import com.android.inputmethod.latin.makedict.FormatSpec;
 import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
diff --git a/java/src/com/android/inputmethod/latin/InputAttributes.java b/java/src/com/android/inputmethod/latin/InputAttributes.java
index ffd363b5d..002222080 100644
--- a/java/src/com/android/inputmethod/latin/InputAttributes.java
+++ b/java/src/com/android/inputmethod/latin/InputAttributes.java
@@ -16,9 +16,9 @@
 
 package com.android.inputmethod.latin;
 
-import static com.android.inputmethod.latin.Constants.ImeOption.NO_FLOATING_GESTURE_PREVIEW;
-import static com.android.inputmethod.latin.Constants.ImeOption.NO_MICROPHONE;
-import static com.android.inputmethod.latin.Constants.ImeOption.NO_MICROPHONE_COMPAT;
+import static com.android.inputmethod.latin.common.Constants.ImeOption.NO_FLOATING_GESTURE_PREVIEW;
+import static com.android.inputmethod.latin.common.Constants.ImeOption.NO_MICROPHONE;
+import static com.android.inputmethod.latin.common.Constants.ImeOption.NO_MICROPHONE_COMPAT;
 
 import android.text.InputType;
 import android.util.Log;
diff --git a/java/src/com/android/inputmethod/latin/LastComposedWord.java b/java/src/com/android/inputmethod/latin/LastComposedWord.java
index f3f736fbc..c4c389411 100644
--- a/java/src/com/android/inputmethod/latin/LastComposedWord.java
+++ b/java/src/com/android/inputmethod/latin/LastComposedWord.java
@@ -19,6 +19,7 @@ package com.android.inputmethod.latin;
 import android.text.TextUtils;
 
 import com.android.inputmethod.event.Event;
+import com.android.inputmethod.latin.common.Constants;
 
 import java.util.ArrayList;
 
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index cd17ada89..11cbec378 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -16,9 +16,9 @@
 
 package com.android.inputmethod.latin;
 
-import static com.android.inputmethod.latin.Constants.ImeOption.FORCE_ASCII;
-import static com.android.inputmethod.latin.Constants.ImeOption.NO_MICROPHONE;
-import static com.android.inputmethod.latin.Constants.ImeOption.NO_MICROPHONE_COMPAT;
+import static com.android.inputmethod.latin.common.Constants.ImeOption.FORCE_ASCII;
+import static com.android.inputmethod.latin.common.Constants.ImeOption.NO_MICROPHONE;
+import static com.android.inputmethod.latin.common.Constants.ImeOption.NO_MICROPHONE_COMPAT;
 
 import android.annotation.TargetApi;
 import android.app.AlertDialog;
@@ -76,6 +76,7 @@ import com.android.inputmethod.keyboard.MainKeyboardView;
 import com.android.inputmethod.keyboard.TextDecoratorUi;
 import com.android.inputmethod.latin.Suggest.OnGetSuggestedWordsCallback;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.define.ProductionFlags;
 import com.android.inputmethod.latin.inputlogic.InputLogic;
diff --git a/java/src/com/android/inputmethod/latin/NgramContext.java b/java/src/com/android/inputmethod/latin/NgramContext.java
index 4a3ac0fae..0ccea4732 100644
--- a/java/src/com/android/inputmethod/latin/NgramContext.java
+++ b/java/src/com/android/inputmethod/latin/NgramContext.java
@@ -19,6 +19,7 @@ package com.android.inputmethod.latin;
 import android.text.TextUtils;
 
 import com.android.inputmethod.annotations.UsedForTesting;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.StringUtils;
 
 import java.util.Arrays;
diff --git a/java/src/com/android/inputmethod/latin/PunctuationSuggestions.java b/java/src/com/android/inputmethod/latin/PunctuationSuggestions.java
index 6aacf3257..93598d2fb 100644
--- a/java/src/com/android/inputmethod/latin/PunctuationSuggestions.java
+++ b/java/src/com/android/inputmethod/latin/PunctuationSuggestions.java
@@ -17,6 +17,7 @@
 package com.android.inputmethod.latin;
 
 import com.android.inputmethod.keyboard.internal.KeySpecParser;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.StringUtils;
 
 import java.util.ArrayList;
diff --git a/java/src/com/android/inputmethod/latin/RichInputConnection.java b/java/src/com/android/inputmethod/latin/RichInputConnection.java
index 69f0b3eb3..0763ef807 100644
--- a/java/src/com/android/inputmethod/latin/RichInputConnection.java
+++ b/java/src/com/android/inputmethod/latin/RichInputConnection.java
@@ -34,6 +34,7 @@ import android.view.inputmethod.InputConnection;
 import android.view.inputmethod.InputMethodManager;
 
 import com.android.inputmethod.compat.InputConnectionCompatUtils;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.inputlogic.PrivateCommandPerformer;
 import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
 import com.android.inputmethod.latin.utils.CapsModeUtils;
diff --git a/java/src/com/android/inputmethod/latin/RichInputMethodManager.java b/java/src/com/android/inputmethod/latin/RichInputMethodManager.java
index 894c115d8..8d8e7ac38 100644
--- a/java/src/com/android/inputmethod/latin/RichInputMethodManager.java
+++ b/java/src/com/android/inputmethod/latin/RichInputMethodManager.java
@@ -16,7 +16,7 @@
 
 package com.android.inputmethod.latin;
 
-import static com.android.inputmethod.latin.Constants.Subtype.KEYBOARD_MODE;
+import static com.android.inputmethod.latin.common.Constants.Subtype.KEYBOARD_MODE;
 
 import android.content.Context;
 import android.content.SharedPreferences;
diff --git a/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java b/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java
index abdfdfe84..98bce95bd 100644
--- a/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java
+++ b/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java
@@ -16,8 +16,7 @@
 
 package com.android.inputmethod.latin;
 
-import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.REQ_NETWORK_CONNECTIVITY;
-
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.REQ_NETWORK_CONNECTIVITY;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
@@ -35,6 +34,7 @@ import com.android.inputmethod.annotations.UsedForTesting;
 import com.android.inputmethod.compat.InputMethodSubtypeCompatUtils;
 import com.android.inputmethod.keyboard.KeyboardSwitcher;
 import com.android.inputmethod.keyboard.internal.LanguageOnSpacebarHelper;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.utils.SubtypeLocaleUtils;
 
diff --git a/java/src/com/android/inputmethod/latin/Suggest.java b/java/src/com/android/inputmethod/latin/Suggest.java
index 6042e7e37..17df1eab4 100644
--- a/java/src/com/android/inputmethod/latin/Suggest.java
+++ b/java/src/com/android/inputmethod/latin/Suggest.java
@@ -20,6 +20,7 @@ import android.text.TextUtils;
 
 import com.android.inputmethod.keyboard.ProximityInfo;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.settings.SettingsValuesForSuggestion;
 import com.android.inputmethod.latin.utils.AutoCorrectionUtils;
diff --git a/java/src/com/android/inputmethod/latin/SuggestedWords.java b/java/src/com/android/inputmethod/latin/SuggestedWords.java
index dffe97bd6..a6428896e 100644
--- a/java/src/com/android/inputmethod/latin/SuggestedWords.java
+++ b/java/src/com/android/inputmethod/latin/SuggestedWords.java
@@ -20,6 +20,7 @@ import android.text.TextUtils;
 import android.view.inputmethod.CompletionInfo;
 
 import com.android.inputmethod.annotations.UsedForTesting;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.utils.StringUtils;
 
diff --git a/java/src/com/android/inputmethod/latin/WordComposer.java b/java/src/com/android/inputmethod/latin/WordComposer.java
index 8ccaafdb9..8830521c7 100644
--- a/java/src/com/android/inputmethod/latin/WordComposer.java
+++ b/java/src/com/android/inputmethod/latin/WordComposer.java
@@ -19,6 +19,7 @@ package com.android.inputmethod.latin;
 import com.android.inputmethod.event.CombinerChain;
 import com.android.inputmethod.event.Event;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.utils.CoordinateUtils;
 import com.android.inputmethod.latin.utils.StringUtils;
diff --git a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
index 5cc4a67e1..a67f46108 100644
--- a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
+++ b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
@@ -39,7 +39,6 @@ import com.android.inputmethod.keyboard.KeyboardSwitcher;
 import com.android.inputmethod.keyboard.ProximityInfo;
 import com.android.inputmethod.keyboard.TextDecorator;
 import com.android.inputmethod.keyboard.TextDecoratorUiOperator;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.Dictionary;
 import com.android.inputmethod.latin.DictionaryFacilitator;
 import com.android.inputmethod.latin.InputPointers;
@@ -52,6 +51,7 @@ import com.android.inputmethod.latin.Suggest.OnGetSuggestedWordsCallback;
 import com.android.inputmethod.latin.SuggestedWords;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.WordComposer;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.settings.SettingsValues;
 import com.android.inputmethod.latin.settings.SettingsValuesForSuggestion;
diff --git a/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java b/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java
index 5b523005d..78d79ae50 100644
--- a/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java
+++ b/java/src/com/android/inputmethod/latin/makedict/FormatSpec.java
@@ -17,7 +17,7 @@
 package com.android.inputmethod.latin.makedict;
 
 import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 
 import java.util.Date;
 import java.util.HashMap;
diff --git a/java/src/com/android/inputmethod/latin/personalization/UserHistoryDictionary.java b/java/src/com/android/inputmethod/latin/personalization/UserHistoryDictionary.java
index cf1c7ea69..58782c646 100644
--- a/java/src/com/android/inputmethod/latin/personalization/UserHistoryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/personalization/UserHistoryDictionary.java
@@ -19,10 +19,10 @@ package com.android.inputmethod.latin.personalization;
 import android.content.Context;
 
 import com.android.inputmethod.annotations.ExternallyReferenced;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.Dictionary;
 import com.android.inputmethod.latin.ExpandableBinaryDictionary;
 import com.android.inputmethod.latin.NgramContext;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.DistracterFilter;
 
 import java.io.File;
diff --git a/java/src/com/android/inputmethod/latin/settings/SettingsValues.java b/java/src/com/android/inputmethod/latin/settings/SettingsValues.java
index da8810fae..660be06d6 100644
--- a/java/src/com/android/inputmethod/latin/settings/SettingsValues.java
+++ b/java/src/com/android/inputmethod/latin/settings/SettingsValues.java
@@ -25,11 +25,11 @@ import android.util.Log;
 import android.view.inputmethod.EditorInfo;
 
 import com.android.inputmethod.compat.AppWorkaroundsUtils;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.InputAttributes;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.RichInputMethodManager;
 import com.android.inputmethod.latin.SubtypeSwitcher;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.AsyncResultHolder;
 import com.android.inputmethod.latin.utils.ResourceUtils;
 import com.android.inputmethod.latin.utils.TargetPackageInfoGetterTask;
diff --git a/java/src/com/android/inputmethod/latin/settings/SpacingAndPunctuations.java b/java/src/com/android/inputmethod/latin/settings/SpacingAndPunctuations.java
index 97aad3b6d..46aef89c4 100644
--- a/java/src/com/android/inputmethod/latin/settings/SpacingAndPunctuations.java
+++ b/java/src/com/android/inputmethod/latin/settings/SpacingAndPunctuations.java
@@ -20,9 +20,9 @@ import android.content.res.Resources;
 
 import com.android.inputmethod.annotations.UsedForTesting;
 import com.android.inputmethod.keyboard.internal.MoreKeySpec;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.PunctuationSuggestions;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.StringUtils;
 
 import java.util.Arrays;
diff --git a/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java b/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java
index 06adf4b9f..514bfca85 100644
--- a/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java
+++ b/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java
@@ -30,10 +30,10 @@ import android.view.textservice.TextInfo;
 import com.android.inputmethod.compat.SuggestionsInfoCompatUtils;
 import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.ProximityInfo;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.NgramContext;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.WordComposer;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.BinaryDictionaryUtils;
 import com.android.inputmethod.latin.utils.CoordinateUtils;
 import com.android.inputmethod.latin.utils.LocaleUtils;
diff --git a/java/src/com/android/inputmethod/latin/spellcheck/SentenceLevelAdapter.java b/java/src/com/android/inputmethod/latin/spellcheck/SentenceLevelAdapter.java
index 3c9f261b9..10c458c7d 100644
--- a/java/src/com/android/inputmethod/latin/spellcheck/SentenceLevelAdapter.java
+++ b/java/src/com/android/inputmethod/latin/spellcheck/SentenceLevelAdapter.java
@@ -24,7 +24,7 @@ import android.view.textservice.SuggestionsInfo;
 import android.view.textservice.TextInfo;
 
 import com.android.inputmethod.compat.TextInfoCompatUtils;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
 import com.android.inputmethod.latin.utils.RunInLocale;
 
diff --git a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestions.java b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestions.java
index 9d186d44d..37ab2669b 100644
--- a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestions.java
+++ b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestions.java
@@ -26,9 +26,9 @@ import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.internal.KeyboardBuilder;
 import com.android.inputmethod.keyboard.internal.KeyboardIconsSet;
 import com.android.inputmethod.keyboard.internal.KeyboardParams;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.SuggestedWords;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.utils.TypefaceUtils;
 
 public final class MoreSuggestions extends Keyboard {
diff --git a/java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java b/java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java
index 789d549d7..b18fcc744 100644
--- a/java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java
+++ b/java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java
@@ -43,10 +43,10 @@ import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.MainKeyboardView;
 import com.android.inputmethod.keyboard.MoreKeysPanel;
 import com.android.inputmethod.latin.AudioAndHapticFeedbackManager;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.SuggestedWords;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.define.DebugFlags;
 import com.android.inputmethod.latin.settings.Settings;
 import com.android.inputmethod.latin.settings.SettingsValues;
diff --git a/java/src/com/android/inputmethod/latin/utils/AdditionalSubtypeUtils.java b/java/src/com/android/inputmethod/latin/utils/AdditionalSubtypeUtils.java
index db7f2a56c..02ace6a1e 100644
--- a/java/src/com/android/inputmethod/latin/utils/AdditionalSubtypeUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/AdditionalSubtypeUtils.java
@@ -16,12 +16,12 @@
 
 package com.android.inputmethod.latin.utils;
 
-import static com.android.inputmethod.latin.Constants.Subtype.KEYBOARD_MODE;
-import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.ASCII_CAPABLE;
-import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.EMOJI_CAPABLE;
-import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.IS_ADDITIONAL_SUBTYPE;
-import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.KEYBOARD_LAYOUT_SET;
-import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME;
+import static com.android.inputmethod.latin.common.Constants.Subtype.KEYBOARD_MODE;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.ASCII_CAPABLE;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.EMOJI_CAPABLE;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.IS_ADDITIONAL_SUBTYPE;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.KEYBOARD_LAYOUT_SET;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME;
 
 import android.os.Build;
 import android.text.TextUtils;
diff --git a/java/src/com/android/inputmethod/latin/utils/CapsModeUtils.java b/java/src/com/android/inputmethod/latin/utils/CapsModeUtils.java
index 02f1c5f00..b087e9ee8 100644
--- a/java/src/com/android/inputmethod/latin/utils/CapsModeUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/CapsModeUtils.java
@@ -19,8 +19,8 @@ package com.android.inputmethod.latin.utils;
 import android.text.InputType;
 import android.text.TextUtils;
 
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.WordComposer;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
 
 import java.util.Locale;
diff --git a/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java b/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
index e29aabacd..24025b272 100644
--- a/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
@@ -26,8 +26,8 @@ import android.util.Log;
 import com.android.inputmethod.annotations.UsedForTesting;
 import com.android.inputmethod.latin.AssetFileAddress;
 import com.android.inputmethod.latin.BinaryDictionaryGetter;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.makedict.DictionaryHeader;
 import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
 import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
diff --git a/java/src/com/android/inputmethod/latin/utils/NgramContextUtils.java b/java/src/com/android/inputmethod/latin/utils/NgramContextUtils.java
index ba436777d..7d2ddd268 100644
--- a/java/src/com/android/inputmethod/latin/utils/NgramContextUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/NgramContextUtils.java
@@ -16,9 +16,9 @@
 
 package com.android.inputmethod.latin.utils;
 
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.NgramContext;
 import com.android.inputmethod.latin.NgramContext.WordInfo;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
 
 import java.util.Arrays;
diff --git a/java/src/com/android/inputmethod/latin/utils/StringUtils.java b/java/src/com/android/inputmethod/latin/utils/StringUtils.java
index bc068ac53..f96ed0468 100644
--- a/java/src/com/android/inputmethod/latin/utils/StringUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/StringUtils.java
@@ -16,13 +16,11 @@
 
 package com.android.inputmethod.latin.utils;
 
-import static com.android.inputmethod.latin.Constants.CODE_UNSPECIFIED;
-
 import android.text.Spanned;
 import android.text.TextUtils;
 
 import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.common.Constants;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -502,7 +500,7 @@ public final class StringUtils {
         final String casedText = toUpperCaseOfStringForLocale(
                 text, needsToUpperCase, locale);
         return codePointCount(casedText) == 1
-                ? casedText.codePointAt(0) : CODE_UNSPECIFIED;
+                ? casedText.codePointAt(0) : Constants.CODE_UNSPECIFIED;
     }
 
     public static int getTrailingSingleQuotesCount(final CharSequence charSequence) {
diff --git a/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java b/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
index 352d6cdef..eb85c1baf 100644
--- a/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
@@ -16,8 +16,9 @@
 
 package com.android.inputmethod.latin.utils;
 
-import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.KEYBOARD_LAYOUT_SET;
-import static com.android.inputmethod.latin.Constants.Subtype.ExtraValue.UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.COMBINING_RULES;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.KEYBOARD_LAYOUT_SET;
+import static com.android.inputmethod.latin.common.Constants.Subtype.ExtraValue.UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME;
 
 import android.content.Context;
 import android.content.res.Resources;
@@ -25,7 +26,6 @@ import android.os.Build;
 import android.util.Log;
 import android.view.inputmethod.InputMethodSubtype;
 
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.RichInputMethodSubtype;
 
@@ -41,8 +41,8 @@ import java.util.Locale;
 public final class SubtypeLocaleUtils {
     static final String TAG = SubtypeLocaleUtils.class.getSimpleName();
 
-    // This reference class {@link Constants} must be located in the same package as LatinIME.java.
-    private static final String RESOURCE_PACKAGE_NAME = Constants.class.getPackage().getName();
+    // This reference class {@link R} must be located in the same package as LatinIME.java.
+    private static final String RESOURCE_PACKAGE_NAME = R.class.getPackage().getName();
 
     // Special language code to represent "no language".
     public static final String NO_LANGUAGE = "zz";
@@ -341,6 +341,6 @@ public final class SubtypeLocaleUtils {
     }
 
     public static String getCombiningRulesExtraValue(final InputMethodSubtype subtype) {
-        return subtype.getExtraValueOf(Constants.Subtype.ExtraValue.COMBINING_RULES);
+        return subtype.getExtraValueOf(COMBINING_RULES);
     }
 }
diff --git a/java/src/com/android/inputmethod/latin/utils/WordInputEventForPersonalization.java b/java/src/com/android/inputmethod/latin/utils/WordInputEventForPersonalization.java
index 644fda57f..d3fa0c748 100644
--- a/java/src/com/android/inputmethod/latin/utils/WordInputEventForPersonalization.java
+++ b/java/src/com/android/inputmethod/latin/utils/WordInputEventForPersonalization.java
@@ -19,8 +19,8 @@ package com.android.inputmethod.latin.utils;
 import android.util.Log;
 
 import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.NgramContext;
+import com.android.inputmethod.latin.common.Constants;
 import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
 import com.android.inputmethod.latin.utils.DistracterFilter.HandlingType;