Personalization dictionary updater.

Bug: 14161647
Change-Id: I7ab3d701525e9a19bc100aa577527e332bb2ad95

java/src/com/android/inputmethod/latin/LatinIME.java

@@ -70,7 +70,7 @@ import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.define.ProductionFlag;
 import com.android.inputmethod.latin.inputlogic.InputLogic;
 import com.android.inputmethod.latin.personalization.DictionaryDecayBroadcastReciever;
-import com.android.inputmethod.latin.personalization.PersonalizationDictionarySessionRegistrar;
+import com.android.inputmethod.latin.personalization.PersonalizationDictionaryUpdater;
 import com.android.inputmethod.latin.personalization.PersonalizationHelper;
 import com.android.inputmethod.latin.settings.Settings;
 import com.android.inputmethod.latin.settings.SettingsActivity;
@@ -122,6 +122,9 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
     private final Settings mSettings;
     private final DictionaryFacilitator mDictionaryFacilitator =
             new DictionaryFacilitator(new DistracterFilterCheckingExactMatches(this /* context */));
+    // TODO: Move from LatinIME.
+    private final PersonalizationDictionaryUpdater mPersonalizationDictionaryUpdater =
+            new PersonalizationDictionaryUpdater(this /* context */, mDictionaryFacilitator);
     private final InputLogic mInputLogic = new InputLogic(this /* LatinIME */,
             this /* SuggestionStripViewAccessor */, mDictionaryFacilitator);
     // We expect to have only one decoder in almost all cases, hence the default capacity of 1.
@@ -540,34 +543,26 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
         }
         mDictionaryFacilitator.updateEnabledSubtypes(mRichImm.getMyEnabledInputMethodSubtypeList(
                 true /* allowsImplicitlySelectedSubtypes */));
-        refreshPersonalizationDictionarySession();
+        refreshPersonalizationDictionarySession(currentSettingsValues);
         StatsUtils.onLoadSettings(currentSettingsValues);
     }
 
-    private void refreshPersonalizationDictionarySession() {
+    private void refreshPersonalizationDictionarySession(
+            final SettingsValues currentSettingsValues) {
+        mPersonalizationDictionaryUpdater.onLoadSettings(
+                currentSettingsValues.mUsePersonalizedDicts,
+                mSubtypeSwitcher.isSystemLocaleSameAsLocaleOfAllEnabledSubtypesOfEnabledImes());
         final boolean shouldKeepUserHistoryDictionaries;
-        final boolean shouldKeepPersonalizationDictionaries;
         if (mSettings.getCurrent().mUsePersonalizedDicts) {
             shouldKeepUserHistoryDictionaries = true;
-            // TODO: Eliminate this restriction
-            shouldKeepPersonalizationDictionaries =
-                    mSubtypeSwitcher.isSystemLocaleSameAsLocaleOfAllEnabledSubtypesOfEnabledImes();
         } else {
             shouldKeepUserHistoryDictionaries = false;
-            shouldKeepPersonalizationDictionaries = false;
         }
         if (!shouldKeepUserHistoryDictionaries) {
             // Remove user history dictionaries.
             PersonalizationHelper.removeAllUserHistoryDictionaries(this);
             mDictionaryFacilitator.clearUserHistoryDictionary();
         }
-        if (!shouldKeepPersonalizationDictionaries) {
-            // Remove personalization dictionaries.
-            PersonalizationHelper.removeAllPersonalizationDictionaries(this);
-            PersonalizationDictionarySessionRegistrar.resetAll(this);
-        } else {
-            PersonalizationDictionarySessionRegistrar.init(this, mDictionaryFacilitator);
-        }
     }
 
     // Note that this method is called from a non-UI thread.
@@ -627,11 +622,11 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
     @Override
     public void onDestroy() {
         mDictionaryFacilitator.closeDictionaries();
+        mPersonalizationDictionaryUpdater.onDestroy();
         mSettings.onDestroy();
         unregisterReceiver(mConnectivityAndRingerModeChangeReceiver);
         unregisterReceiver(mDictionaryPackInstallReceiver);
         unregisterReceiver(mDictionaryDumpBroadcastReceiver);
-        PersonalizationDictionarySessionRegistrar.close(this);
         StatsUtils.onDestroy();
         super.onDestroy();
     }
@@ -660,8 +655,10 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
                 mInputLogic.mConnection.endBatchEdit();
             }
         }
-        PersonalizationDictionarySessionRegistrar.onConfigurationChanged(this, conf,
-                mDictionaryFacilitator);
+        // TODO: Remove this test.
+        if (!conf.locale.equals(mPersonalizationDictionaryUpdater.getLocale())) {
+            refreshPersonalizationDictionarySession(settingsValues);
+        }
         super.onConfigurationChanged(conf);
     }
 

java/src/com/android/inputmethod/latin/personalization/PersonalizationDictionarySessionRegistrar.java → java/src/com/android/inputmethod/latin/personalization/PersonalizationDictionaryUpdater.java

 /*
- * Copyright (C) 2013 The Android Open Source Project
+ * Copyright (C) 2014 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,29 +16,28 @@
 
 package com.android.inputmethod.latin.personalization;
 
+import java.util.Locale;
+
 import android.content.Context;
-import android.content.res.Configuration;
 
 import com.android.inputmethod.latin.DictionaryFacilitator;
 
-public class PersonalizationDictionarySessionRegistrar {
-    public static void init(final Context context,
-            final DictionaryFacilitator dictionaryFacilitator) {
-    }
-
-    public static void onConfigurationChanged(final Context context, final Configuration conf,
+public class PersonalizationDictionaryUpdater {
+    public PersonalizationDictionaryUpdater(final Context context,
             final DictionaryFacilitator dictionaryFacilitator) {
+        // Clear and never update the personalization dictionary.
+        PersonalizationHelper.removeAllPersonalizationDictionaries(context);
+        dictionaryFacilitator.clearPersonalizationDictionary();
     }
 
-    public static void onUpdateData(final Context context, final String type) {
-    }
-
-    public static void onRemoveData(final Context context, final String type) {
+    public Locale getLocale() {
+        return null;
     }
 
-    public static void resetAll(final Context context) {
+    public void onLoadSettings(final boolean usePersonalizedDicts,
+            final boolean isSystemLocaleSameAsLocaleOfAllEnabledSubtypesOfEnabledImes) {
     }
 
-    public static void close(final Context context) {
+    public void onDestroy() {
     }
 }