am ab6f3b36: Change DictionaryFacilitator.java to an interface, create its implementation DictionaryFacilitatorImpl.java and add a java-overridable factory DictionaryFacilitatorProvider.java used to create a DictionaryFacilitator.
* commit 'ab6f3b36d0303bc4cc1ad0fbbc72a64ca2df0eb2': Change DictionaryFacilitator.java to an interface, create its implementation DictionaryFacilitatorImpl.java and add a java-overridable factory DictionaryFacilitatorProvider.java used to create a DictionaryFacilitator.main
Mario Tanev
Android Git Automerger
commit
d7409c2e1f
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@ -0,0 +1,32 @@
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/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.latin;
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import android.content.Context;
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/**
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* Factory for instantiating DictionaryFacilitator objects.
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*/
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public class DictionaryFacilitatorProvider {
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public static DictionaryFacilitator newDictionaryFacilitator() {
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return new DictionaryFacilitatorImpl();
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}
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public static DictionaryFacilitator newDictionaryFacilitator(final Context context) {
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return new DictionaryFacilitatorImpl(context);
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}
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}
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@ -17,272 +17,58 @@
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package com.android.inputmethod.latin;
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import android.content.Context;
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import android.text.TextUtils;
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import android.util.Log;
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import android.util.Pair;
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import android.view.inputmethod.InputMethodSubtype;
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import android.util.Pair;
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import com.android.inputmethod.annotations.UsedForTesting;
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import com.android.inputmethod.latin.ExpandableBinaryDictionary.UpdateEntriesForInputEventsCallback;
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import com.android.inputmethod.latin.NgramContext.WordInfo;
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import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
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import com.android.inputmethod.latin.common.Constants;
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import com.android.inputmethod.latin.personalization.ContextualDictionary;
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import com.android.inputmethod.latin.personalization.PersonalizationDataChunk;
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import com.android.inputmethod.latin.personalization.PersonalizationDictionary;
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import com.android.inputmethod.latin.personalization.UserHistoryDictionary;
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import com.android.inputmethod.latin.settings.SettingsValuesForSuggestion;
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import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
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import com.android.inputmethod.latin.utils.DistracterFilter;
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import com.android.inputmethod.latin.utils.DistracterFilterCheckingExactMatchesAndSuggestions;
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import com.android.inputmethod.latin.utils.DistracterFilterCheckingIsInDictionary;
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import com.android.inputmethod.latin.utils.ExecutorUtils;
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import com.android.inputmethod.latin.utils.SuggestionResults;
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import java.io.File;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Locale;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.TimeUnit;
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import javax.annotation.Nonnull;
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import javax.annotation.Nullable;
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/**
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* Facilitates interaction with different kinds of dictionaries. Provides APIs
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* to instantiate and select the correct dictionaries (based on language or account),
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* update entries and fetch suggestions.
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*
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* Currently AndroidSpellCheckerService and LatinIME both use DictionaryFacilitator as
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* a client for interacting with dictionaries.
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* Interface that facilitates interaction with different kinds of dictionaries. Provides APIs to
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* instantiate and select the correct dictionaries (based on language or account), update entries
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* and fetch suggestions. Currently AndroidSpellCheckerService and LatinIME both use
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* DictionaryFacilitator as a client for interacting with dictionaries.
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*/
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public class DictionaryFacilitator {
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// TODO: Consolidate dictionaries in native code.
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public static final String TAG = DictionaryFacilitator.class.getSimpleName();
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// HACK: This threshold is being used when adding a capitalized entry in the User History
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// dictionary.
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private static final int CAPITALIZED_FORM_MAX_PROBABILITY_FOR_INSERT = 140;
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// How many words we need to type in a row ({@see mConfidenceInMostProbableLanguage}) to
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// declare we are confident the user is typing in the most probable language.
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private static final int CONFIDENCE_THRESHOLD = 3;
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private DictionaryGroup[] mDictionaryGroups = new DictionaryGroup[] { new DictionaryGroup() };
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private DictionaryGroup mMostProbableDictionaryGroup = mDictionaryGroups[0];
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private boolean mIsUserDictEnabled = false;
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private volatile CountDownLatch mLatchForWaitingLoadingMainDictionaries = new CountDownLatch(0);
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// To synchronize assigning mDictionaryGroup to ensure closing dictionaries.
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private final Object mLock = new Object();
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private final DistracterFilter mDistracterFilter;
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private final PersonalizationHelperForDictionaryFacilitator mPersonalizationHelper;
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private static final String[] DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS =
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new String[] {
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Dictionary.TYPE_MAIN,
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Dictionary.TYPE_USER_HISTORY,
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Dictionary.TYPE_PERSONALIZATION,
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Dictionary.TYPE_USER,
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Dictionary.TYPE_CONTACTS,
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Dictionary.TYPE_CONTEXTUAL
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};
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public static final Map<String, Class<? extends ExpandableBinaryDictionary>>
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DICT_TYPE_TO_CLASS = new HashMap<>();
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static {
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DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_USER_HISTORY, UserHistoryDictionary.class);
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DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_PERSONALIZATION, PersonalizationDictionary.class);
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DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_USER, UserBinaryDictionary.class);
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DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_CONTACTS, ContactsBinaryDictionary.class);
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DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_CONTEXTUAL, ContextualDictionary.class);
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}
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private static final String DICT_FACTORY_METHOD_NAME = "getDictionary";
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private static final Class<?>[] DICT_FACTORY_METHOD_ARG_TYPES =
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new Class[] { Context.class, Locale.class, File.class, String.class, String.class };
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private static final String[] SUB_DICT_TYPES =
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Arrays.copyOfRange(DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS, 1 /* start */,
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DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS.length);
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public interface DictionaryFacilitator {
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/**
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* Returns whether this facilitator is exactly for this list of locales.
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*
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* @param locales the list of locales to test against
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*/
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public boolean isForLocales(final Locale[] locales) {
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if (locales.length != mDictionaryGroups.length) {
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return false;
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}
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for (final Locale locale : locales) {
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boolean found = false;
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for (final DictionaryGroup group : mDictionaryGroups) {
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if (locale.equals(group.mLocale)) {
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found = true;
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break;
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}
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}
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if (!found) {
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return false;
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}
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}
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return true;
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}
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boolean isForLocales(final Locale[] locales);
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/**
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* Returns whether this facilitator is exactly for this account.
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*
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* @param account the account to test against.
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*/
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public boolean isForAccount(@Nullable final String account) {
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for (final DictionaryGroup group : mDictionaryGroups) {
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if (!TextUtils.equals(group.mAccount, account)) {
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return false;
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}
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}
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return true;
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boolean isForAccount(@Nullable final String account);
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interface DictionaryInitializationListener {
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void onUpdateMainDictionaryAvailability(boolean isMainDictionaryAvailable);
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}
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/**
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* A group of dictionaries that work together for a single language.
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*/
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private static class DictionaryGroup {
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// TODO: Add null analysis annotations.
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// TODO: Run evaluation to determine a reasonable value for these constants. The current
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// values are ad-hoc and chosen without any particular care or methodology.
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public static final float WEIGHT_FOR_MOST_PROBABLE_LANGUAGE = 1.0f;
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public static final float WEIGHT_FOR_GESTURING_IN_NOT_MOST_PROBABLE_LANGUAGE = 0.95f;
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public static final float WEIGHT_FOR_TYPING_IN_NOT_MOST_PROBABLE_LANGUAGE = 0.6f;
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/**
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* The locale associated with the dictionary group.
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*/
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@Nullable public final Locale mLocale;
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/**
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* The user account associated with the dictionary group.
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*/
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@Nullable public final String mAccount;
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@Nullable private Dictionary mMainDict;
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// Confidence that the most probable language is actually the language the user is
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// typing in. For now, this is simply the number of times a word from this language
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// has been committed in a row.
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private int mConfidence = 0;
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public float mWeightForTypingInLocale = WEIGHT_FOR_MOST_PROBABLE_LANGUAGE;
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public float mWeightForGesturingInLocale = WEIGHT_FOR_MOST_PROBABLE_LANGUAGE;
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public final ConcurrentHashMap<String, ExpandableBinaryDictionary> mSubDictMap =
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new ConcurrentHashMap<>();
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public DictionaryGroup() {
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this(null /* locale */, null /* mainDict */, null /* account */,
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Collections.<String, ExpandableBinaryDictionary>emptyMap() /* subDicts */);
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}
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public DictionaryGroup(@Nullable final Locale locale,
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@Nullable final Dictionary mainDict,
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@Nullable final String account,
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final Map<String, ExpandableBinaryDictionary> subDicts) {
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mLocale = locale;
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mAccount = account;
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// The main dictionary can be asynchronously loaded.
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setMainDict(mainDict);
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for (final Map.Entry<String, ExpandableBinaryDictionary> entry : subDicts.entrySet()) {
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setSubDict(entry.getKey(), entry.getValue());
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}
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}
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private void setSubDict(final String dictType, final ExpandableBinaryDictionary dict) {
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if (dict != null) {
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mSubDictMap.put(dictType, dict);
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}
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}
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public void setMainDict(final Dictionary mainDict) {
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// Close old dictionary if exists. Main dictionary can be assigned multiple times.
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final Dictionary oldDict = mMainDict;
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mMainDict = mainDict;
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if (oldDict != null && mainDict != oldDict) {
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oldDict.close();
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}
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}
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public Dictionary getDict(final String dictType) {
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if (Dictionary.TYPE_MAIN.equals(dictType)) {
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return mMainDict;
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}
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return getSubDict(dictType);
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}
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public ExpandableBinaryDictionary getSubDict(final String dictType) {
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return mSubDictMap.get(dictType);
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}
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public boolean hasDict(final String dictType, @Nullable final String account) {
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if (Dictionary.TYPE_MAIN.equals(dictType)) {
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return mMainDict != null;
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}
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if (Dictionary.TYPE_USER_HISTORY.equals(dictType) &&
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!TextUtils.equals(account, mAccount)) {
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// If the dictionary type is user history, & if the account doesn't match,
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// return immediately. If the account matches, continue looking it up in the
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// sub dictionary map.
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return false;
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}
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return mSubDictMap.containsKey(dictType);
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}
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public void closeDict(final String dictType) {
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final Dictionary dict;
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if (Dictionary.TYPE_MAIN.equals(dictType)) {
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dict = mMainDict;
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} else {
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dict = mSubDictMap.remove(dictType);
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}
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if (dict != null) {
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dict.close();
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}
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}
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}
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public interface DictionaryInitializationListener {
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public void onUpdateMainDictionaryAvailability(boolean isMainDictionaryAvailable);
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}
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public DictionaryFacilitator() {
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mDistracterFilter = DistracterFilter.EMPTY_DISTRACTER_FILTER;
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mPersonalizationHelper = null;
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}
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public DictionaryFacilitator(final Context context) {
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mDistracterFilter = new DistracterFilterCheckingExactMatchesAndSuggestions(context);
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mPersonalizationHelper =
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new PersonalizationHelperForDictionaryFacilitator(context, mDistracterFilter);
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}
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public void updateEnabledSubtypes(final List<InputMethodSubtype> enabledSubtypes) {
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mDistracterFilter.updateEnabledSubtypes(enabledSubtypes);
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mPersonalizationHelper.updateEnabledSubtypes(enabledSubtypes);
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}
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void updateEnabledSubtypes(final List<InputMethodSubtype> enabledSubtypes);
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// TODO: remove this, it's confusing with seamless multiple language switching
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public void setIsMonolingualUser(final boolean isMonolingualUser) {
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mPersonalizationHelper.setIsMonolingualUser(isMonolingualUser);
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}
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void setIsMonolingualUser(final boolean isMonolingualUser);
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public boolean isActive() {
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return null != mDictionaryGroups[0].mLocale;
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}
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boolean isActive();
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/**
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* Returns the most probable locale among all currently active locales. BE CAREFUL using this.
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@ -292,660 +78,96 @@ public class DictionaryFacilitator {
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* string.
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* @return the most probable locale
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*/
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public Locale getMostProbableLocale() {
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return getDictionaryGroupForMostProbableLanguage().mLocale;
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}
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Locale getMostProbableLocale();
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public Locale[] getLocales() {
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final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
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final Locale[] locales = new Locale[dictionaryGroups.length];
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for (int i = 0; i < dictionaryGroups.length; ++i) {
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locales[i] = dictionaryGroups[i].mLocale;
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}
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return locales;
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}
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Locale[] getLocales();
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private DictionaryGroup getDictionaryGroupForMostProbableLanguage() {
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return mMostProbableDictionaryGroup;
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}
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void switchMostProbableLanguage(@Nullable final Locale locale);
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public void switchMostProbableLanguage(@Nullable final Locale locale) {
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if (null == locale) {
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// In many cases, there is no locale to a committed word. For example, a typed word
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// that is in none of the currently active dictionaries but still does not
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// auto-correct to anything has no locale. In this case we simply do not change
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// the most probable language and do not touch confidence.
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return;
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}
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final DictionaryGroup newMostProbableDictionaryGroup =
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findDictionaryGroupWithLocale(mDictionaryGroups, locale);
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if (null == newMostProbableDictionaryGroup) {
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// It seems this may happen as a race condition; pressing the globe key and space
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// in quick succession could commit a word out of a dictionary that's not in the
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// facilitator any more. In this case, just not changing things is fine.
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return;
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}
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if (newMostProbableDictionaryGroup == mMostProbableDictionaryGroup) {
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++newMostProbableDictionaryGroup.mConfidence;
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} else {
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mMostProbableDictionaryGroup.mWeightForTypingInLocale =
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DictionaryGroup.WEIGHT_FOR_TYPING_IN_NOT_MOST_PROBABLE_LANGUAGE;
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mMostProbableDictionaryGroup.mWeightForGesturingInLocale =
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DictionaryGroup.WEIGHT_FOR_GESTURING_IN_NOT_MOST_PROBABLE_LANGUAGE;
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mMostProbableDictionaryGroup.mConfidence = 0;
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newMostProbableDictionaryGroup.mWeightForTypingInLocale =
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DictionaryGroup.WEIGHT_FOR_MOST_PROBABLE_LANGUAGE;
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newMostProbableDictionaryGroup.mWeightForGesturingInLocale =
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DictionaryGroup.WEIGHT_FOR_MOST_PROBABLE_LANGUAGE;
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mMostProbableDictionaryGroup = newMostProbableDictionaryGroup;
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}
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}
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boolean isConfidentAboutCurrentLanguageBeing(final Locale mLocale);
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public boolean isConfidentAboutCurrentLanguageBeing(final Locale mLocale) {
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final DictionaryGroup mostProbableDictionaryGroup = mMostProbableDictionaryGroup;
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if (!mostProbableDictionaryGroup.mLocale.equals(mLocale)) {
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return false;
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}
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if (mDictionaryGroups.length <= 1) {
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return true;
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}
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return mostProbableDictionaryGroup.mConfidence >= CONFIDENCE_THRESHOLD;
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}
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@Nullable
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private static ExpandableBinaryDictionary getSubDict(final String dictType,
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final Context context, final Locale locale, final File dictFile,
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final String dictNamePrefix, @Nullable final String account) {
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final Class<? extends ExpandableBinaryDictionary> dictClass =
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DICT_TYPE_TO_CLASS.get(dictType);
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if (dictClass == null) {
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return null;
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}
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try {
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final Method factoryMethod = dictClass.getMethod(DICT_FACTORY_METHOD_NAME,
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DICT_FACTORY_METHOD_ARG_TYPES);
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final Object dict = factoryMethod.invoke(null /* obj */,
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new Object[] { context, locale, dictFile, dictNamePrefix, account });
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return (ExpandableBinaryDictionary) dict;
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} catch (final NoSuchMethodException | SecurityException | IllegalAccessException
|
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| IllegalArgumentException | InvocationTargetException e) {
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Log.e(TAG, "Cannot create dictionary: " + dictType, e);
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return null;
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}
|
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}
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public void resetDictionaries(final Context context, final Locale[] newLocales,
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void resetDictionaries(final Context context, final Locale[] newLocales,
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final boolean useContactsDict, final boolean usePersonalizedDicts,
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final boolean forceReloadMainDictionary,
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@Nullable final String account,
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final DictionaryInitializationListener listener) {
|
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resetDictionariesWithDictNamePrefix(context, newLocales, useContactsDict,
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usePersonalizedDicts, forceReloadMainDictionary, listener, "" /* dictNamePrefix */,
|
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account);
|
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}
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final DictionaryInitializationListener listener);
|
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@Nullable
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static DictionaryGroup findDictionaryGroupWithLocale(final DictionaryGroup[] dictionaryGroups,
|
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final Locale locale) {
|
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for (DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
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if (locale.equals(dictionaryGroup.mLocale)) {
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return dictionaryGroup;
|
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}
|
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}
|
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return null;
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}
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public void resetDictionariesWithDictNamePrefix(final Context context,
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void resetDictionariesWithDictNamePrefix(final Context context,
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final Locale[] newLocales,
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final boolean useContactsDict,
|
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final boolean usePersonalizedDicts,
|
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final boolean forceReloadMainDictionary,
|
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@Nullable final DictionaryInitializationListener listener,
|
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final String dictNamePrefix,
|
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@Nullable final String account) {
|
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final HashMap<Locale, ArrayList<String>> existingDictionariesToCleanup = new HashMap<>();
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// TODO: Make subDictTypesToUse configurable by resource or a static final list.
|
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final HashSet<String> subDictTypesToUse = new HashSet<>();
|
||||
subDictTypesToUse.add(Dictionary.TYPE_USER);
|
||||
if (useContactsDict) {
|
||||
subDictTypesToUse.add(Dictionary.TYPE_CONTACTS);
|
||||
}
|
||||
if (usePersonalizedDicts) {
|
||||
subDictTypesToUse.add(Dictionary.TYPE_USER_HISTORY);
|
||||
subDictTypesToUse.add(Dictionary.TYPE_PERSONALIZATION);
|
||||
subDictTypesToUse.add(Dictionary.TYPE_CONTEXTUAL);
|
||||
}
|
||||
|
||||
// Gather all dictionaries. We'll remove them from the list to clean up later.
|
||||
for (final Locale newLocale : newLocales) {
|
||||
final ArrayList<String> dictTypeForLocale = new ArrayList<>();
|
||||
existingDictionariesToCleanup.put(newLocale, dictTypeForLocale);
|
||||
final DictionaryGroup currentDictionaryGroupForLocale =
|
||||
findDictionaryGroupWithLocale(mDictionaryGroups, newLocale);
|
||||
if (null == currentDictionaryGroupForLocale) {
|
||||
continue;
|
||||
}
|
||||
for (final String dictType : SUB_DICT_TYPES) {
|
||||
if (currentDictionaryGroupForLocale.hasDict(dictType, account)) {
|
||||
dictTypeForLocale.add(dictType);
|
||||
}
|
||||
}
|
||||
if (currentDictionaryGroupForLocale.hasDict(Dictionary.TYPE_MAIN, account)) {
|
||||
dictTypeForLocale.add(Dictionary.TYPE_MAIN);
|
||||
}
|
||||
}
|
||||
|
||||
final DictionaryGroup[] newDictionaryGroups = new DictionaryGroup[newLocales.length];
|
||||
for (int i = 0; i < newLocales.length; ++i) {
|
||||
final Locale newLocale = newLocales[i];
|
||||
final DictionaryGroup dictionaryGroupForLocale =
|
||||
findDictionaryGroupWithLocale(mDictionaryGroups, newLocale);
|
||||
final ArrayList<String> dictTypesToCleanupForLocale =
|
||||
existingDictionariesToCleanup.get(newLocale);
|
||||
final boolean noExistingDictsForThisLocale = (null == dictionaryGroupForLocale);
|
||||
|
||||
final Dictionary mainDict;
|
||||
if (forceReloadMainDictionary || noExistingDictsForThisLocale
|
||||
|| !dictionaryGroupForLocale.hasDict(Dictionary.TYPE_MAIN, account)) {
|
||||
mainDict = null;
|
||||
} else {
|
||||
mainDict = dictionaryGroupForLocale.getDict(Dictionary.TYPE_MAIN);
|
||||
dictTypesToCleanupForLocale.remove(Dictionary.TYPE_MAIN);
|
||||
}
|
||||
|
||||
final Map<String, ExpandableBinaryDictionary> subDicts = new HashMap<>();
|
||||
for (final String subDictType : subDictTypesToUse) {
|
||||
final ExpandableBinaryDictionary subDict;
|
||||
if (noExistingDictsForThisLocale
|
||||
|| !dictionaryGroupForLocale.hasDict(subDictType, account)) {
|
||||
// Create a new dictionary.
|
||||
subDict = getSubDict(subDictType, context, newLocale, null /* dictFile */,
|
||||
dictNamePrefix, account);
|
||||
} else {
|
||||
// Reuse the existing dictionary, and don't close it at the end
|
||||
subDict = dictionaryGroupForLocale.getSubDict(subDictType);
|
||||
dictTypesToCleanupForLocale.remove(subDictType);
|
||||
}
|
||||
subDicts.put(subDictType, subDict);
|
||||
}
|
||||
newDictionaryGroups[i] = new DictionaryGroup(newLocale, mainDict, account, subDicts);
|
||||
}
|
||||
|
||||
// Replace Dictionaries.
|
||||
final DictionaryGroup[] oldDictionaryGroups;
|
||||
synchronized (mLock) {
|
||||
oldDictionaryGroups = mDictionaryGroups;
|
||||
mDictionaryGroups = newDictionaryGroups;
|
||||
mMostProbableDictionaryGroup = newDictionaryGroups[0];
|
||||
mIsUserDictEnabled = UserBinaryDictionary.isEnabled(context);
|
||||
if (hasAtLeastOneUninitializedMainDictionary()) {
|
||||
asyncReloadUninitializedMainDictionaries(context, newLocales, listener);
|
||||
}
|
||||
}
|
||||
if (listener != null) {
|
||||
listener.onUpdateMainDictionaryAvailability(hasAtLeastOneInitializedMainDictionary());
|
||||
}
|
||||
|
||||
// Clean up old dictionaries.
|
||||
for (final Locale localeToCleanUp : existingDictionariesToCleanup.keySet()) {
|
||||
final ArrayList<String> dictTypesToCleanUp =
|
||||
existingDictionariesToCleanup.get(localeToCleanUp);
|
||||
final DictionaryGroup dictionarySetToCleanup =
|
||||
findDictionaryGroupWithLocale(oldDictionaryGroups, localeToCleanUp);
|
||||
for (final String dictType : dictTypesToCleanUp) {
|
||||
dictionarySetToCleanup.closeDict(dictType);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void asyncReloadUninitializedMainDictionaries(final Context context,
|
||||
final Locale[] locales, final DictionaryInitializationListener listener) {
|
||||
final CountDownLatch latchForWaitingLoadingMainDictionary = new CountDownLatch(1);
|
||||
mLatchForWaitingLoadingMainDictionaries = latchForWaitingLoadingMainDictionary;
|
||||
ExecutorUtils.getExecutor("InitializeBinaryDictionary").execute(new Runnable() {
|
||||
@Override
|
||||
public void run() {
|
||||
doReloadUninitializedMainDictionaries(
|
||||
context, locales, listener, latchForWaitingLoadingMainDictionary);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
void doReloadUninitializedMainDictionaries(final Context context, final Locale[] locales,
|
||||
final DictionaryInitializationListener listener,
|
||||
final CountDownLatch latchForWaitingLoadingMainDictionary) {
|
||||
for (final Locale locale : locales) {
|
||||
final DictionaryGroup dictionaryGroup =
|
||||
findDictionaryGroupWithLocale(mDictionaryGroups, locale);
|
||||
if (null == dictionaryGroup) {
|
||||
// This should never happen, but better safe than crashy
|
||||
Log.w(TAG, "Expected a dictionary group for " + locale + " but none found");
|
||||
continue;
|
||||
}
|
||||
final Dictionary mainDict =
|
||||
DictionaryFactory.createMainDictionaryFromManager(context, locale);
|
||||
synchronized (mLock) {
|
||||
if (locale.equals(dictionaryGroup.mLocale)) {
|
||||
dictionaryGroup.setMainDict(mainDict);
|
||||
} else {
|
||||
// Dictionary facilitator has been reset for another locale.
|
||||
mainDict.close();
|
||||
}
|
||||
}
|
||||
}
|
||||
if (listener != null) {
|
||||
listener.onUpdateMainDictionaryAvailability(
|
||||
hasAtLeastOneInitializedMainDictionary());
|
||||
}
|
||||
latchForWaitingLoadingMainDictionary.countDown();
|
||||
}
|
||||
@Nullable final String account);
|
||||
|
||||
@UsedForTesting
|
||||
public void resetDictionariesForTesting(final Context context, final Locale[] locales,
|
||||
void resetDictionariesForTesting(final Context context, final Locale[] locales,
|
||||
final ArrayList<String> dictionaryTypes, final HashMap<String, File> dictionaryFiles,
|
||||
final Map<String, Map<String, String>> additionalDictAttributes,
|
||||
@Nullable final String account) {
|
||||
Dictionary mainDictionary = null;
|
||||
final Map<String, ExpandableBinaryDictionary> subDicts = new HashMap<>();
|
||||
@Nullable final String account);
|
||||
|
||||
final DictionaryGroup[] dictionaryGroups = new DictionaryGroup[locales.length];
|
||||
for (int i = 0; i < locales.length; ++i) {
|
||||
final Locale locale = locales[i];
|
||||
for (final String dictType : dictionaryTypes) {
|
||||
if (dictType.equals(Dictionary.TYPE_MAIN)) {
|
||||
mainDictionary = DictionaryFactory.createMainDictionaryFromManager(context,
|
||||
locale);
|
||||
} else {
|
||||
final File dictFile = dictionaryFiles.get(dictType);
|
||||
final ExpandableBinaryDictionary dict = getSubDict(
|
||||
dictType, context, locale, dictFile, "" /* dictNamePrefix */, account);
|
||||
if (additionalDictAttributes.containsKey(dictType)) {
|
||||
dict.clearAndFlushDictionaryWithAdditionalAttributes(
|
||||
additionalDictAttributes.get(dictType));
|
||||
}
|
||||
if (dict == null) {
|
||||
throw new RuntimeException("Unknown dictionary type: " + dictType);
|
||||
}
|
||||
dict.reloadDictionaryIfRequired();
|
||||
dict.waitAllTasksForTests();
|
||||
subDicts.put(dictType, dict);
|
||||
}
|
||||
}
|
||||
dictionaryGroups[i] = new DictionaryGroup(locale, mainDictionary, account, subDicts);
|
||||
}
|
||||
mDictionaryGroups = dictionaryGroups;
|
||||
mMostProbableDictionaryGroup = dictionaryGroups[0];
|
||||
}
|
||||
|
||||
public void closeDictionaries() {
|
||||
final DictionaryGroup[] dictionaryGroups;
|
||||
synchronized (mLock) {
|
||||
dictionaryGroups = mDictionaryGroups;
|
||||
mMostProbableDictionaryGroup = new DictionaryGroup();
|
||||
mDictionaryGroups = new DictionaryGroup[] { mMostProbableDictionaryGroup };
|
||||
}
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final String dictType : DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS) {
|
||||
dictionaryGroup.closeDict(dictType);
|
||||
}
|
||||
}
|
||||
mDistracterFilter.close();
|
||||
if (mPersonalizationHelper != null) {
|
||||
mPersonalizationHelper.close();
|
||||
}
|
||||
}
|
||||
void closeDictionaries();
|
||||
|
||||
@UsedForTesting
|
||||
public ExpandableBinaryDictionary getSubDictForTesting(final String dictName) {
|
||||
return mMostProbableDictionaryGroup.getSubDict(dictName);
|
||||
}
|
||||
ExpandableBinaryDictionary getSubDictForTesting(final String dictName);
|
||||
|
||||
// The main dictionaries are loaded asynchronously. Don't cache the return value
|
||||
// The main dictionaries are loaded asynchronously. Don't cache the return value
|
||||
// of these methods.
|
||||
public boolean hasAtLeastOneInitializedMainDictionary() {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final Dictionary mainDict = dictionaryGroup.getDict(Dictionary.TYPE_MAIN);
|
||||
if (mainDict != null && mainDict.isInitialized()) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
boolean hasAtLeastOneInitializedMainDictionary();
|
||||
|
||||
public boolean hasAtLeastOneUninitializedMainDictionary() {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final Dictionary mainDict = dictionaryGroup.getDict(Dictionary.TYPE_MAIN);
|
||||
if (mainDict == null || !mainDict.isInitialized()) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
boolean hasAtLeastOneUninitializedMainDictionary();
|
||||
|
||||
public boolean hasPersonalizationDictionary() {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
if (dictionaryGroup.hasDict(Dictionary.TYPE_PERSONALIZATION, null /* account */)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
boolean hasPersonalizationDictionary();
|
||||
|
||||
public void flushPersonalizationDictionary() {
|
||||
final HashSet<ExpandableBinaryDictionary> personalizationDictsUsedForSuggestion =
|
||||
new HashSet<>();
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final ExpandableBinaryDictionary personalizationDictUsedForSuggestion =
|
||||
dictionaryGroup.getSubDict(Dictionary.TYPE_PERSONALIZATION);
|
||||
personalizationDictsUsedForSuggestion.add(personalizationDictUsedForSuggestion);
|
||||
}
|
||||
mPersonalizationHelper.flushPersonalizationDictionariesToUpdate(
|
||||
personalizationDictsUsedForSuggestion);
|
||||
mDistracterFilter.close();
|
||||
}
|
||||
void flushPersonalizationDictionary();
|
||||
|
||||
public void waitForLoadingMainDictionaries(final long timeout, final TimeUnit unit)
|
||||
throws InterruptedException {
|
||||
mLatchForWaitingLoadingMainDictionaries.await(timeout, unit);
|
||||
}
|
||||
void waitForLoadingMainDictionaries(final long timeout, final TimeUnit unit)
|
||||
throws InterruptedException;
|
||||
|
||||
@UsedForTesting
|
||||
public void waitForLoadingDictionariesForTesting(final long timeout, final TimeUnit unit)
|
||||
throws InterruptedException {
|
||||
waitForLoadingMainDictionaries(timeout, unit);
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final ExpandableBinaryDictionary dict : dictionaryGroup.mSubDictMap.values()) {
|
||||
dict.waitAllTasksForTests();
|
||||
}
|
||||
}
|
||||
}
|
||||
void waitForLoadingDictionariesForTesting(final long timeout, final TimeUnit unit)
|
||||
throws InterruptedException;
|
||||
|
||||
public boolean isUserDictionaryEnabled() {
|
||||
return mIsUserDictEnabled;
|
||||
}
|
||||
boolean isUserDictionaryEnabled();
|
||||
|
||||
public void addWordToUserDictionary(final Context context, final String word) {
|
||||
final Locale locale = getMostProbableLocale();
|
||||
if (locale == null) {
|
||||
return;
|
||||
}
|
||||
// TODO: add a toast telling what language this is being added to?
|
||||
UserBinaryDictionary.addWordToUserDictionary(context, locale, word);
|
||||
}
|
||||
void addWordToUserDictionary(final Context context, final String word);
|
||||
|
||||
public void addToUserHistory(final String suggestion, final boolean wasAutoCapitalized,
|
||||
void addToUserHistory(final String suggestion, final boolean wasAutoCapitalized,
|
||||
@Nonnull final NgramContext ngramContext, final int timeStampInSeconds,
|
||||
final boolean blockPotentiallyOffensive) {
|
||||
final DictionaryGroup dictionaryGroup = getDictionaryGroupForMostProbableLanguage();
|
||||
final String[] words = suggestion.split(Constants.WORD_SEPARATOR);
|
||||
NgramContext ngramContextForCurrentWord = ngramContext;
|
||||
for (int i = 0; i < words.length; i++) {
|
||||
final String currentWord = words[i];
|
||||
final boolean wasCurrentWordAutoCapitalized = (i == 0) ? wasAutoCapitalized : false;
|
||||
addWordToUserHistory(dictionaryGroup, ngramContextForCurrentWord, currentWord,
|
||||
wasCurrentWordAutoCapitalized, timeStampInSeconds, blockPotentiallyOffensive);
|
||||
ngramContextForCurrentWord =
|
||||
ngramContextForCurrentWord.getNextNgramContext(new WordInfo(currentWord));
|
||||
}
|
||||
}
|
||||
final boolean blockPotentiallyOffensive);
|
||||
|
||||
private void addWordToUserHistory(final DictionaryGroup dictionaryGroup,
|
||||
final NgramContext ngramContext, final String word, final boolean wasAutoCapitalized,
|
||||
final int timeStampInSeconds, final boolean blockPotentiallyOffensive) {
|
||||
final ExpandableBinaryDictionary userHistoryDictionary =
|
||||
dictionaryGroup.getSubDict(Dictionary.TYPE_USER_HISTORY);
|
||||
if (userHistoryDictionary == null
|
||||
|| !isConfidentAboutCurrentLanguageBeing(userHistoryDictionary.mLocale)) {
|
||||
return;
|
||||
}
|
||||
final int maxFreq = getFrequency(word);
|
||||
if (maxFreq == 0 && blockPotentiallyOffensive) {
|
||||
return;
|
||||
}
|
||||
final String lowerCasedWord = word.toLowerCase(dictionaryGroup.mLocale);
|
||||
final String secondWord;
|
||||
if (wasAutoCapitalized) {
|
||||
if (isValidWord(word, false /* ignoreCase */)
|
||||
&& !isValidWord(lowerCasedWord, false /* ignoreCase */)) {
|
||||
// If the word was auto-capitalized and exists only as a capitalized word in the
|
||||
// dictionary, then we must not downcase it before registering it. For example,
|
||||
// the name of the contacts in start-of-sentence position would come here with the
|
||||
// wasAutoCapitalized flag: if we downcase it, we'd register a lower-case version
|
||||
// of that contact's name which would end up popping in suggestions.
|
||||
secondWord = word;
|
||||
} else {
|
||||
// If however the word is not in the dictionary, or exists as a lower-case word
|
||||
// only, then we consider that was a lower-case word that had been auto-capitalized.
|
||||
secondWord = lowerCasedWord;
|
||||
}
|
||||
} else {
|
||||
// HACK: We'd like to avoid adding the capitalized form of common words to the User
|
||||
// History dictionary in order to avoid suggesting them until the dictionary
|
||||
// consolidation is done.
|
||||
// TODO: Remove this hack when ready.
|
||||
final int lowerCaseFreqInMainDict = dictionaryGroup.hasDict(Dictionary.TYPE_MAIN,
|
||||
null /* account */) ?
|
||||
dictionaryGroup.getDict(Dictionary.TYPE_MAIN).getFrequency(lowerCasedWord) :
|
||||
Dictionary.NOT_A_PROBABILITY;
|
||||
if (maxFreq < lowerCaseFreqInMainDict
|
||||
&& lowerCaseFreqInMainDict >= CAPITALIZED_FORM_MAX_PROBABILITY_FOR_INSERT) {
|
||||
// Use lower cased word as the word can be a distracter of the popular word.
|
||||
secondWord = lowerCasedWord;
|
||||
} else {
|
||||
secondWord = word;
|
||||
}
|
||||
}
|
||||
// We demote unrecognized words (frequency < 0, below) by specifying them as "invalid".
|
||||
// We don't add words with 0-frequency (assuming they would be profanity etc.).
|
||||
final boolean isValid = maxFreq > 0;
|
||||
UserHistoryDictionary.addToDictionary(userHistoryDictionary, ngramContext, secondWord,
|
||||
isValid, timeStampInSeconds,
|
||||
new DistracterFilterCheckingIsInDictionary(
|
||||
mDistracterFilter, userHistoryDictionary));
|
||||
}
|
||||
|
||||
private void removeWord(final String dictName, final String word) {
|
||||
final ExpandableBinaryDictionary dictionary =
|
||||
getDictionaryGroupForMostProbableLanguage().getSubDict(dictName);
|
||||
if (dictionary != null) {
|
||||
dictionary.removeUnigramEntryDynamically(word);
|
||||
}
|
||||
}
|
||||
|
||||
public void removeWordFromPersonalizedDicts(final String word) {
|
||||
removeWord(Dictionary.TYPE_USER_HISTORY, word);
|
||||
removeWord(Dictionary.TYPE_PERSONALIZATION, word);
|
||||
removeWord(Dictionary.TYPE_CONTEXTUAL, word);
|
||||
}
|
||||
void removeWordFromPersonalizedDicts(final String word);
|
||||
|
||||
// TODO: Revise the way to fusion suggestion results.
|
||||
public SuggestionResults getSuggestionResults(final WordComposer composer,
|
||||
SuggestionResults getSuggestionResults(final WordComposer composer,
|
||||
final NgramContext ngramContext, final long proximityInfoHandle,
|
||||
final SettingsValuesForSuggestion settingsValuesForSuggestion, final int sessionId) {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
final SuggestionResults suggestionResults = new SuggestionResults(
|
||||
SuggestedWords.MAX_SUGGESTIONS, ngramContext.isBeginningOfSentenceContext());
|
||||
final float[] weightOfLangModelVsSpatialModel =
|
||||
new float[] { Dictionary.NOT_A_WEIGHT_OF_LANG_MODEL_VS_SPATIAL_MODEL };
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final String dictType : DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS) {
|
||||
final Dictionary dictionary = dictionaryGroup.getDict(dictType);
|
||||
if (null == dictionary) continue;
|
||||
final float weightForLocale = composer.isBatchMode()
|
||||
? dictionaryGroup.mWeightForGesturingInLocale
|
||||
: dictionaryGroup.mWeightForTypingInLocale;
|
||||
final ArrayList<SuggestedWordInfo> dictionarySuggestions =
|
||||
dictionary.getSuggestions(composer.getComposedDataSnapshot(), ngramContext,
|
||||
proximityInfoHandle, settingsValuesForSuggestion, sessionId,
|
||||
weightForLocale, weightOfLangModelVsSpatialModel);
|
||||
if (null == dictionarySuggestions) continue;
|
||||
suggestionResults.addAll(dictionarySuggestions);
|
||||
if (null != suggestionResults.mRawSuggestions) {
|
||||
suggestionResults.mRawSuggestions.addAll(dictionarySuggestions);
|
||||
}
|
||||
}
|
||||
}
|
||||
return suggestionResults;
|
||||
}
|
||||
final SettingsValuesForSuggestion settingsValuesForSuggestion, final int sessionId);
|
||||
|
||||
public boolean isValidWord(final String word, final boolean ignoreCase) {
|
||||
if (TextUtils.isEmpty(word)) {
|
||||
return false;
|
||||
}
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
if (dictionaryGroup.mLocale == null) {
|
||||
continue;
|
||||
}
|
||||
final String lowerCasedWord = word.toLowerCase(dictionaryGroup.mLocale);
|
||||
for (final String dictType : DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS) {
|
||||
final Dictionary dictionary = dictionaryGroup.getDict(dictType);
|
||||
// Ideally the passed map would come out of a {@link java.util.concurrent.Future} and
|
||||
// would be immutable once it's finished initializing, but concretely a null test is
|
||||
// probably good enough for the time being.
|
||||
if (null == dictionary) continue;
|
||||
if (dictionary.isValidWord(word)
|
||||
|| (ignoreCase && dictionary.isValidWord(lowerCasedWord))) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
boolean isValidWord(final String word, final boolean ignoreCase);
|
||||
|
||||
private int getFrequencyInternal(final String word,
|
||||
final boolean isGettingMaxFrequencyOfExactMatches) {
|
||||
if (TextUtils.isEmpty(word)) {
|
||||
return Dictionary.NOT_A_PROBABILITY;
|
||||
}
|
||||
int maxFreq = Dictionary.NOT_A_PROBABILITY;
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final String dictType : DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS) {
|
||||
final Dictionary dictionary = dictionaryGroup.getDict(dictType);
|
||||
if (dictionary == null) continue;
|
||||
final int tempFreq;
|
||||
if (isGettingMaxFrequencyOfExactMatches) {
|
||||
tempFreq = dictionary.getMaxFrequencyOfExactMatches(word);
|
||||
} else {
|
||||
tempFreq = dictionary.getFrequency(word);
|
||||
}
|
||||
if (tempFreq >= maxFreq) {
|
||||
maxFreq = tempFreq;
|
||||
}
|
||||
}
|
||||
}
|
||||
return maxFreq;
|
||||
}
|
||||
int getFrequency(final String word);
|
||||
|
||||
public int getFrequency(final String word) {
|
||||
return getFrequencyInternal(word, false /* isGettingMaxFrequencyOfExactMatches */);
|
||||
}
|
||||
int getMaxFrequencyOfExactMatches(final String word);
|
||||
|
||||
public int getMaxFrequencyOfExactMatches(final String word) {
|
||||
return getFrequencyInternal(word, true /* isGettingMaxFrequencyOfExactMatches */);
|
||||
}
|
||||
|
||||
private void clearSubDictionary(final String dictName) {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final ExpandableBinaryDictionary dictionary = dictionaryGroup.getSubDict(dictName);
|
||||
if (dictionary != null) {
|
||||
dictionary.clear();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public void clearUserHistoryDictionary() {
|
||||
clearSubDictionary(Dictionary.TYPE_USER_HISTORY);
|
||||
}
|
||||
void clearUserHistoryDictionary();
|
||||
|
||||
// This method gets called only when the IME receives a notification to remove the
|
||||
// personalization dictionary.
|
||||
public void clearPersonalizationDictionary() {
|
||||
clearSubDictionary(Dictionary.TYPE_PERSONALIZATION);
|
||||
mPersonalizationHelper.clearDictionariesToUpdate();
|
||||
}
|
||||
void clearPersonalizationDictionary();
|
||||
|
||||
public void clearContextualDictionary() {
|
||||
clearSubDictionary(Dictionary.TYPE_CONTEXTUAL);
|
||||
}
|
||||
void clearContextualDictionary();
|
||||
|
||||
public void addEntriesToPersonalizationDictionary(
|
||||
void addEntriesToPersonalizationDictionary(
|
||||
final PersonalizationDataChunk personalizationDataChunk,
|
||||
final SpacingAndPunctuations spacingAndPunctuations,
|
||||
final UpdateEntriesForInputEventsCallback callback) {
|
||||
mPersonalizationHelper.updateEntriesOfPersonalizationDictionaries(
|
||||
getMostProbableLocale(), personalizationDataChunk, spacingAndPunctuations,
|
||||
callback);
|
||||
}
|
||||
final UpdateEntriesForInputEventsCallback callback);
|
||||
|
||||
@UsedForTesting
|
||||
public void addPhraseToContextualDictionary(final String[] phrase, final int probability,
|
||||
final int bigramProbabilityForWords, final int bigramProbabilityForPhrases) {
|
||||
// TODO: we're inserting the phrase into the dictionary for the active language. Rethink
|
||||
// this a bit from a theoretical point of view.
|
||||
final ExpandableBinaryDictionary contextualDict =
|
||||
getDictionaryGroupForMostProbableLanguage().getSubDict(Dictionary.TYPE_CONTEXTUAL);
|
||||
if (contextualDict == null) {
|
||||
return;
|
||||
}
|
||||
NgramContext ngramContext = NgramContext.BEGINNING_OF_SENTENCE;
|
||||
for (int i = 0; i < phrase.length; i++) {
|
||||
final String[] subPhrase = Arrays.copyOfRange(phrase, i /* start */, phrase.length);
|
||||
final String subPhraseStr = TextUtils.join(Constants.WORD_SEPARATOR, subPhrase);
|
||||
contextualDict.addUnigramEntryWithCheckingDistracter(
|
||||
subPhraseStr, probability, null /* shortcutTarget */,
|
||||
Dictionary.NOT_A_PROBABILITY /* shortcutFreq */,
|
||||
false /* isNotAWord */, false /* isPossiblyOffensive */,
|
||||
BinaryDictionary.NOT_A_VALID_TIMESTAMP,
|
||||
DistracterFilter.EMPTY_DISTRACTER_FILTER);
|
||||
contextualDict.addNgramEntry(ngramContext, subPhraseStr,
|
||||
bigramProbabilityForPhrases, BinaryDictionary.NOT_A_VALID_TIMESTAMP);
|
||||
void addPhraseToContextualDictionary(final String[] phrase, final int probability,
|
||||
final int bigramProbabilityForWords, final int bigramProbabilityForPhrases);
|
||||
|
||||
if (i < phrase.length - 1) {
|
||||
contextualDict.addUnigramEntryWithCheckingDistracter(
|
||||
phrase[i], probability, null /* shortcutTarget */,
|
||||
Dictionary.NOT_A_PROBABILITY /* shortcutFreq */,
|
||||
false /* isNotAWord */, false /* isPossiblyOffensive */,
|
||||
BinaryDictionary.NOT_A_VALID_TIMESTAMP,
|
||||
DistracterFilter.EMPTY_DISTRACTER_FILTER);
|
||||
contextualDict.addNgramEntry(ngramContext, phrase[i],
|
||||
bigramProbabilityForWords, BinaryDictionary.NOT_A_VALID_TIMESTAMP);
|
||||
}
|
||||
ngramContext =
|
||||
ngramContext.getNextNgramContext(new NgramContext.WordInfo(phrase[i]));
|
||||
}
|
||||
}
|
||||
void dumpDictionaryForDebug(final String dictName);
|
||||
|
||||
public void dumpDictionaryForDebug(final String dictName) {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final ExpandableBinaryDictionary dictToDump = dictionaryGroup.getSubDict(dictName);
|
||||
if (dictToDump == null) {
|
||||
Log.e(TAG, "Cannot dump " + dictName + ". "
|
||||
+ "The dictionary is not being used for suggestion or cannot be dumped.");
|
||||
return;
|
||||
}
|
||||
dictToDump.dumpAllWordsForDebug();
|
||||
}
|
||||
}
|
||||
|
||||
public ArrayList<Pair<String, DictionaryStats>> getStatsOfEnabledSubDicts() {
|
||||
final ArrayList<Pair<String, DictionaryStats>> statsOfEnabledSubDicts = new ArrayList<>();
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final String dictType : SUB_DICT_TYPES) {
|
||||
final ExpandableBinaryDictionary dictionary = dictionaryGroup.getSubDict(dictType);
|
||||
if (dictionary == null) continue;
|
||||
statsOfEnabledSubDicts.add(new Pair<>(dictType, dictionary.getDictionaryStats()));
|
||||
}
|
||||
}
|
||||
return statsOfEnabledSubDicts;
|
||||
}
|
||||
ArrayList<Pair<String, DictionaryStats>> getStatsOfEnabledSubDicts();
|
||||
}
|
||||
|
|
|
|||
|
|
@ -0,0 +1,947 @@
|
|||
/*
|
||||
* Copyright (C) 2013 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.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
package com.android.inputmethod.latin;
|
||||
|
||||
import android.content.Context;
|
||||
import android.text.TextUtils;
|
||||
import android.util.Log;
|
||||
import android.util.Pair;
|
||||
import android.view.inputmethod.InputMethodSubtype;
|
||||
|
||||
import com.android.inputmethod.annotations.UsedForTesting;
|
||||
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;
|
||||
import com.android.inputmethod.latin.personalization.UserHistoryDictionary;
|
||||
import com.android.inputmethod.latin.settings.SettingsValuesForSuggestion;
|
||||
import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
|
||||
import com.android.inputmethod.latin.utils.DistracterFilter;
|
||||
import com.android.inputmethod.latin.utils.DistracterFilterCheckingExactMatchesAndSuggestions;
|
||||
import com.android.inputmethod.latin.utils.DistracterFilterCheckingIsInDictionary;
|
||||
import com.android.inputmethod.latin.utils.ExecutorUtils;
|
||||
import com.android.inputmethod.latin.utils.SuggestionResults;
|
||||
|
||||
import java.io.File;
|
||||
import java.lang.reflect.InvocationTargetException;
|
||||
import java.lang.reflect.Method;
|
||||
import java.util.ArrayList;
|
||||
import java.util.Arrays;
|
||||
import java.util.Collections;
|
||||
import java.util.HashMap;
|
||||
import java.util.HashSet;
|
||||
import java.util.List;
|
||||
import java.util.Locale;
|
||||
import java.util.Map;
|
||||
import java.util.concurrent.ConcurrentHashMap;
|
||||
import java.util.concurrent.CountDownLatch;
|
||||
import java.util.concurrent.TimeUnit;
|
||||
|
||||
import javax.annotation.Nonnull;
|
||||
import javax.annotation.Nullable;
|
||||
|
||||
/**
|
||||
* Facilitates interaction with different kinds of dictionaries. Provides APIs
|
||||
* to instantiate and select the correct dictionaries (based on language or account),
|
||||
* update entries and fetch suggestions.
|
||||
*
|
||||
* Currently AndroidSpellCheckerService and LatinIME both use DictionaryFacilitator as
|
||||
* a client for interacting with dictionaries.
|
||||
*/
|
||||
public class DictionaryFacilitatorImpl implements DictionaryFacilitator {
|
||||
// TODO: Consolidate dictionaries in native code.
|
||||
public static final String TAG = DictionaryFacilitatorImpl.class.getSimpleName();
|
||||
|
||||
// HACK: This threshold is being used when adding a capitalized entry in the User History
|
||||
// dictionary.
|
||||
private static final int CAPITALIZED_FORM_MAX_PROBABILITY_FOR_INSERT = 140;
|
||||
// How many words we need to type in a row ({@see mConfidenceInMostProbableLanguage}) to
|
||||
// declare we are confident the user is typing in the most probable language.
|
||||
private static final int CONFIDENCE_THRESHOLD = 3;
|
||||
|
||||
private DictionaryGroup[] mDictionaryGroups = new DictionaryGroup[] { new DictionaryGroup() };
|
||||
private DictionaryGroup mMostProbableDictionaryGroup = mDictionaryGroups[0];
|
||||
private boolean mIsUserDictEnabled = false;
|
||||
private volatile CountDownLatch mLatchForWaitingLoadingMainDictionaries = new CountDownLatch(0);
|
||||
// To synchronize assigning mDictionaryGroup to ensure closing dictionaries.
|
||||
private final Object mLock = new Object();
|
||||
private final DistracterFilter mDistracterFilter;
|
||||
private final PersonalizationHelperForDictionaryFacilitator mPersonalizationHelper;
|
||||
|
||||
private static final String[] DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS =
|
||||
new String[] {
|
||||
Dictionary.TYPE_MAIN,
|
||||
Dictionary.TYPE_USER_HISTORY,
|
||||
Dictionary.TYPE_PERSONALIZATION,
|
||||
Dictionary.TYPE_USER,
|
||||
Dictionary.TYPE_CONTACTS,
|
||||
Dictionary.TYPE_CONTEXTUAL
|
||||
};
|
||||
|
||||
public static final Map<String, Class<? extends ExpandableBinaryDictionary>>
|
||||
DICT_TYPE_TO_CLASS = new HashMap<>();
|
||||
|
||||
static {
|
||||
DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_USER_HISTORY, UserHistoryDictionary.class);
|
||||
DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_PERSONALIZATION, PersonalizationDictionary.class);
|
||||
DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_USER, UserBinaryDictionary.class);
|
||||
DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_CONTACTS, ContactsBinaryDictionary.class);
|
||||
DICT_TYPE_TO_CLASS.put(Dictionary.TYPE_CONTEXTUAL, ContextualDictionary.class);
|
||||
}
|
||||
|
||||
private static final String DICT_FACTORY_METHOD_NAME = "getDictionary";
|
||||
private static final Class<?>[] DICT_FACTORY_METHOD_ARG_TYPES =
|
||||
new Class[] { Context.class, Locale.class, File.class, String.class, String.class };
|
||||
|
||||
private static final String[] SUB_DICT_TYPES =
|
||||
Arrays.copyOfRange(DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS, 1 /* start */,
|
||||
DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS.length);
|
||||
|
||||
/**
|
||||
* Returns whether this facilitator is exactly for this list of locales.
|
||||
*
|
||||
* @param locales the list of locales to test against
|
||||
*/
|
||||
public boolean isForLocales(final Locale[] locales) {
|
||||
if (locales.length != mDictionaryGroups.length) {
|
||||
return false;
|
||||
}
|
||||
for (final Locale locale : locales) {
|
||||
boolean found = false;
|
||||
for (final DictionaryGroup group : mDictionaryGroups) {
|
||||
if (locale.equals(group.mLocale)) {
|
||||
found = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (!found) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns whether this facilitator is exactly for this account.
|
||||
*
|
||||
* @param account the account to test against.
|
||||
*/
|
||||
public boolean isForAccount(@Nullable final String account) {
|
||||
for (final DictionaryGroup group : mDictionaryGroups) {
|
||||
if (!TextUtils.equals(group.mAccount, account)) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* A group of dictionaries that work together for a single language.
|
||||
*/
|
||||
private static class DictionaryGroup {
|
||||
// TODO: Add null analysis annotations.
|
||||
// TODO: Run evaluation to determine a reasonable value for these constants. The current
|
||||
// values are ad-hoc and chosen without any particular care or methodology.
|
||||
public static final float WEIGHT_FOR_MOST_PROBABLE_LANGUAGE = 1.0f;
|
||||
public static final float WEIGHT_FOR_GESTURING_IN_NOT_MOST_PROBABLE_LANGUAGE = 0.95f;
|
||||
public static final float WEIGHT_FOR_TYPING_IN_NOT_MOST_PROBABLE_LANGUAGE = 0.6f;
|
||||
|
||||
/**
|
||||
* The locale associated with the dictionary group.
|
||||
*/
|
||||
@Nullable public final Locale mLocale;
|
||||
|
||||
/**
|
||||
* The user account associated with the dictionary group.
|
||||
*/
|
||||
@Nullable public final String mAccount;
|
||||
|
||||
@Nullable private Dictionary mMainDict;
|
||||
// Confidence that the most probable language is actually the language the user is
|
||||
// typing in. For now, this is simply the number of times a word from this language
|
||||
// has been committed in a row.
|
||||
private int mConfidence = 0;
|
||||
|
||||
public float mWeightForTypingInLocale = WEIGHT_FOR_MOST_PROBABLE_LANGUAGE;
|
||||
public float mWeightForGesturingInLocale = WEIGHT_FOR_MOST_PROBABLE_LANGUAGE;
|
||||
public final ConcurrentHashMap<String, ExpandableBinaryDictionary> mSubDictMap =
|
||||
new ConcurrentHashMap<>();
|
||||
|
||||
public DictionaryGroup() {
|
||||
this(null /* locale */, null /* mainDict */, null /* account */,
|
||||
Collections.<String, ExpandableBinaryDictionary>emptyMap() /* subDicts */);
|
||||
}
|
||||
|
||||
public DictionaryGroup(@Nullable final Locale locale,
|
||||
@Nullable final Dictionary mainDict,
|
||||
@Nullable final String account,
|
||||
final Map<String, ExpandableBinaryDictionary> subDicts) {
|
||||
mLocale = locale;
|
||||
mAccount = account;
|
||||
// The main dictionary can be asynchronously loaded.
|
||||
setMainDict(mainDict);
|
||||
for (final Map.Entry<String, ExpandableBinaryDictionary> entry : subDicts.entrySet()) {
|
||||
setSubDict(entry.getKey(), entry.getValue());
|
||||
}
|
||||
}
|
||||
|
||||
private void setSubDict(final String dictType, final ExpandableBinaryDictionary dict) {
|
||||
if (dict != null) {
|
||||
mSubDictMap.put(dictType, dict);
|
||||
}
|
||||
}
|
||||
|
||||
public void setMainDict(final Dictionary mainDict) {
|
||||
// Close old dictionary if exists. Main dictionary can be assigned multiple times.
|
||||
final Dictionary oldDict = mMainDict;
|
||||
mMainDict = mainDict;
|
||||
if (oldDict != null && mainDict != oldDict) {
|
||||
oldDict.close();
|
||||
}
|
||||
}
|
||||
|
||||
public Dictionary getDict(final String dictType) {
|
||||
if (Dictionary.TYPE_MAIN.equals(dictType)) {
|
||||
return mMainDict;
|
||||
}
|
||||
return getSubDict(dictType);
|
||||
}
|
||||
|
||||
public ExpandableBinaryDictionary getSubDict(final String dictType) {
|
||||
return mSubDictMap.get(dictType);
|
||||
}
|
||||
|
||||
public boolean hasDict(final String dictType, @Nullable final String account) {
|
||||
if (Dictionary.TYPE_MAIN.equals(dictType)) {
|
||||
return mMainDict != null;
|
||||
}
|
||||
if (Dictionary.TYPE_USER_HISTORY.equals(dictType) &&
|
||||
!TextUtils.equals(account, mAccount)) {
|
||||
// If the dictionary type is user history, & if the account doesn't match,
|
||||
// return immediately. If the account matches, continue looking it up in the
|
||||
// sub dictionary map.
|
||||
return false;
|
||||
}
|
||||
return mSubDictMap.containsKey(dictType);
|
||||
}
|
||||
|
||||
public void closeDict(final String dictType) {
|
||||
final Dictionary dict;
|
||||
if (Dictionary.TYPE_MAIN.equals(dictType)) {
|
||||
dict = mMainDict;
|
||||
} else {
|
||||
dict = mSubDictMap.remove(dictType);
|
||||
}
|
||||
if (dict != null) {
|
||||
dict.close();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public DictionaryFacilitatorImpl() {
|
||||
mDistracterFilter = DistracterFilter.EMPTY_DISTRACTER_FILTER;
|
||||
mPersonalizationHelper = null;
|
||||
}
|
||||
|
||||
public DictionaryFacilitatorImpl(final Context context) {
|
||||
mDistracterFilter = new DistracterFilterCheckingExactMatchesAndSuggestions(context);
|
||||
mPersonalizationHelper =
|
||||
new PersonalizationHelperForDictionaryFacilitator(context, mDistracterFilter);
|
||||
}
|
||||
|
||||
public void updateEnabledSubtypes(final List<InputMethodSubtype> enabledSubtypes) {
|
||||
mDistracterFilter.updateEnabledSubtypes(enabledSubtypes);
|
||||
mPersonalizationHelper.updateEnabledSubtypes(enabledSubtypes);
|
||||
}
|
||||
|
||||
// TODO: remove this, it's confusing with seamless multiple language switching
|
||||
public void setIsMonolingualUser(final boolean isMonolingualUser) {
|
||||
mPersonalizationHelper.setIsMonolingualUser(isMonolingualUser);
|
||||
}
|
||||
|
||||
public boolean isActive() {
|
||||
return null != mDictionaryGroups[0].mLocale;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the most probable locale among all currently active locales. BE CAREFUL using this.
|
||||
*
|
||||
* DO NOT USE THIS just because it's convenient. Use it when it's correct, for example when
|
||||
* choosing what dictionary to put a word in, or when changing the capitalization of a typed
|
||||
* string.
|
||||
* @return the most probable locale
|
||||
*/
|
||||
public Locale getMostProbableLocale() {
|
||||
return getDictionaryGroupForMostProbableLanguage().mLocale;
|
||||
}
|
||||
|
||||
public Locale[] getLocales() {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
final Locale[] locales = new Locale[dictionaryGroups.length];
|
||||
for (int i = 0; i < dictionaryGroups.length; ++i) {
|
||||
locales[i] = dictionaryGroups[i].mLocale;
|
||||
}
|
||||
return locales;
|
||||
}
|
||||
|
||||
private DictionaryGroup getDictionaryGroupForMostProbableLanguage() {
|
||||
return mMostProbableDictionaryGroup;
|
||||
}
|
||||
|
||||
public void switchMostProbableLanguage(@Nullable final Locale locale) {
|
||||
if (null == locale) {
|
||||
// In many cases, there is no locale to a committed word. For example, a typed word
|
||||
// that is in none of the currently active dictionaries but still does not
|
||||
// auto-correct to anything has no locale. In this case we simply do not change
|
||||
// the most probable language and do not touch confidence.
|
||||
return;
|
||||
}
|
||||
final DictionaryGroup newMostProbableDictionaryGroup =
|
||||
findDictionaryGroupWithLocale(mDictionaryGroups, locale);
|
||||
if (null == newMostProbableDictionaryGroup) {
|
||||
// It seems this may happen as a race condition; pressing the globe key and space
|
||||
// in quick succession could commit a word out of a dictionary that's not in the
|
||||
// facilitator any more. In this case, just not changing things is fine.
|
||||
return;
|
||||
}
|
||||
if (newMostProbableDictionaryGroup == mMostProbableDictionaryGroup) {
|
||||
++newMostProbableDictionaryGroup.mConfidence;
|
||||
} else {
|
||||
mMostProbableDictionaryGroup.mWeightForTypingInLocale =
|
||||
DictionaryGroup.WEIGHT_FOR_TYPING_IN_NOT_MOST_PROBABLE_LANGUAGE;
|
||||
mMostProbableDictionaryGroup.mWeightForGesturingInLocale =
|
||||
DictionaryGroup.WEIGHT_FOR_GESTURING_IN_NOT_MOST_PROBABLE_LANGUAGE;
|
||||
mMostProbableDictionaryGroup.mConfidence = 0;
|
||||
newMostProbableDictionaryGroup.mWeightForTypingInLocale =
|
||||
DictionaryGroup.WEIGHT_FOR_MOST_PROBABLE_LANGUAGE;
|
||||
newMostProbableDictionaryGroup.mWeightForGesturingInLocale =
|
||||
DictionaryGroup.WEIGHT_FOR_MOST_PROBABLE_LANGUAGE;
|
||||
mMostProbableDictionaryGroup = newMostProbableDictionaryGroup;
|
||||
}
|
||||
}
|
||||
|
||||
public boolean isConfidentAboutCurrentLanguageBeing(final Locale mLocale) {
|
||||
final DictionaryGroup mostProbableDictionaryGroup = mMostProbableDictionaryGroup;
|
||||
if (!mostProbableDictionaryGroup.mLocale.equals(mLocale)) {
|
||||
return false;
|
||||
}
|
||||
if (mDictionaryGroups.length <= 1) {
|
||||
return true;
|
||||
}
|
||||
return mostProbableDictionaryGroup.mConfidence >= CONFIDENCE_THRESHOLD;
|
||||
}
|
||||
|
||||
@Nullable
|
||||
private static ExpandableBinaryDictionary getSubDict(final String dictType,
|
||||
final Context context, final Locale locale, final File dictFile,
|
||||
final String dictNamePrefix, @Nullable final String account) {
|
||||
final Class<? extends ExpandableBinaryDictionary> dictClass =
|
||||
DICT_TYPE_TO_CLASS.get(dictType);
|
||||
if (dictClass == null) {
|
||||
return null;
|
||||
}
|
||||
try {
|
||||
final Method factoryMethod = dictClass.getMethod(DICT_FACTORY_METHOD_NAME,
|
||||
DICT_FACTORY_METHOD_ARG_TYPES);
|
||||
final Object dict = factoryMethod.invoke(null /* obj */,
|
||||
new Object[] { context, locale, dictFile, dictNamePrefix, account });
|
||||
return (ExpandableBinaryDictionary) dict;
|
||||
} catch (final NoSuchMethodException | SecurityException | IllegalAccessException
|
||||
| IllegalArgumentException | InvocationTargetException e) {
|
||||
Log.e(TAG, "Cannot create dictionary: " + dictType, e);
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
public void resetDictionaries(final Context context, final Locale[] newLocales,
|
||||
final boolean useContactsDict, final boolean usePersonalizedDicts,
|
||||
final boolean forceReloadMainDictionary,
|
||||
@Nullable final String account,
|
||||
final DictionaryInitializationListener listener) {
|
||||
resetDictionariesWithDictNamePrefix(context, newLocales, useContactsDict,
|
||||
usePersonalizedDicts, forceReloadMainDictionary, listener, "" /* dictNamePrefix */,
|
||||
account);
|
||||
}
|
||||
|
||||
@Nullable
|
||||
static DictionaryGroup findDictionaryGroupWithLocale(final DictionaryGroup[] dictionaryGroups,
|
||||
final Locale locale) {
|
||||
for (DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
if (locale.equals(dictionaryGroup.mLocale)) {
|
||||
return dictionaryGroup;
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
public void resetDictionariesWithDictNamePrefix(final Context context,
|
||||
final Locale[] newLocales,
|
||||
final boolean useContactsDict,
|
||||
final boolean usePersonalizedDicts,
|
||||
final boolean forceReloadMainDictionary,
|
||||
@Nullable final DictionaryInitializationListener listener,
|
||||
final String dictNamePrefix,
|
||||
@Nullable final String account) {
|
||||
final HashMap<Locale, ArrayList<String>> existingDictionariesToCleanup = new HashMap<>();
|
||||
// TODO: Make subDictTypesToUse configurable by resource or a static final list.
|
||||
final HashSet<String> subDictTypesToUse = new HashSet<>();
|
||||
subDictTypesToUse.add(Dictionary.TYPE_USER);
|
||||
if (useContactsDict) {
|
||||
subDictTypesToUse.add(Dictionary.TYPE_CONTACTS);
|
||||
}
|
||||
if (usePersonalizedDicts) {
|
||||
subDictTypesToUse.add(Dictionary.TYPE_USER_HISTORY);
|
||||
subDictTypesToUse.add(Dictionary.TYPE_PERSONALIZATION);
|
||||
subDictTypesToUse.add(Dictionary.TYPE_CONTEXTUAL);
|
||||
}
|
||||
|
||||
// Gather all dictionaries. We'll remove them from the list to clean up later.
|
||||
for (final Locale newLocale : newLocales) {
|
||||
final ArrayList<String> dictTypeForLocale = new ArrayList<>();
|
||||
existingDictionariesToCleanup.put(newLocale, dictTypeForLocale);
|
||||
final DictionaryGroup currentDictionaryGroupForLocale =
|
||||
findDictionaryGroupWithLocale(mDictionaryGroups, newLocale);
|
||||
if (null == currentDictionaryGroupForLocale) {
|
||||
continue;
|
||||
}
|
||||
for (final String dictType : SUB_DICT_TYPES) {
|
||||
if (currentDictionaryGroupForLocale.hasDict(dictType, account)) {
|
||||
dictTypeForLocale.add(dictType);
|
||||
}
|
||||
}
|
||||
if (currentDictionaryGroupForLocale.hasDict(Dictionary.TYPE_MAIN, account)) {
|
||||
dictTypeForLocale.add(Dictionary.TYPE_MAIN);
|
||||
}
|
||||
}
|
||||
|
||||
final DictionaryGroup[] newDictionaryGroups = new DictionaryGroup[newLocales.length];
|
||||
for (int i = 0; i < newLocales.length; ++i) {
|
||||
final Locale newLocale = newLocales[i];
|
||||
final DictionaryGroup dictionaryGroupForLocale =
|
||||
findDictionaryGroupWithLocale(mDictionaryGroups, newLocale);
|
||||
final ArrayList<String> dictTypesToCleanupForLocale =
|
||||
existingDictionariesToCleanup.get(newLocale);
|
||||
final boolean noExistingDictsForThisLocale = (null == dictionaryGroupForLocale);
|
||||
|
||||
final Dictionary mainDict;
|
||||
if (forceReloadMainDictionary || noExistingDictsForThisLocale
|
||||
|| !dictionaryGroupForLocale.hasDict(Dictionary.TYPE_MAIN, account)) {
|
||||
mainDict = null;
|
||||
} else {
|
||||
mainDict = dictionaryGroupForLocale.getDict(Dictionary.TYPE_MAIN);
|
||||
dictTypesToCleanupForLocale.remove(Dictionary.TYPE_MAIN);
|
||||
}
|
||||
|
||||
final Map<String, ExpandableBinaryDictionary> subDicts = new HashMap<>();
|
||||
for (final String subDictType : subDictTypesToUse) {
|
||||
final ExpandableBinaryDictionary subDict;
|
||||
if (noExistingDictsForThisLocale
|
||||
|| !dictionaryGroupForLocale.hasDict(subDictType, account)) {
|
||||
// Create a new dictionary.
|
||||
subDict = getSubDict(subDictType, context, newLocale, null /* dictFile */,
|
||||
dictNamePrefix, account);
|
||||
} else {
|
||||
// Reuse the existing dictionary, and don't close it at the end
|
||||
subDict = dictionaryGroupForLocale.getSubDict(subDictType);
|
||||
dictTypesToCleanupForLocale.remove(subDictType);
|
||||
}
|
||||
subDicts.put(subDictType, subDict);
|
||||
}
|
||||
newDictionaryGroups[i] = new DictionaryGroup(newLocale, mainDict, account, subDicts);
|
||||
}
|
||||
|
||||
// Replace Dictionaries.
|
||||
final DictionaryGroup[] oldDictionaryGroups;
|
||||
synchronized (mLock) {
|
||||
oldDictionaryGroups = mDictionaryGroups;
|
||||
mDictionaryGroups = newDictionaryGroups;
|
||||
mMostProbableDictionaryGroup = newDictionaryGroups[0];
|
||||
mIsUserDictEnabled = UserBinaryDictionary.isEnabled(context);
|
||||
if (hasAtLeastOneUninitializedMainDictionary()) {
|
||||
asyncReloadUninitializedMainDictionaries(context, newLocales, listener);
|
||||
}
|
||||
}
|
||||
if (listener != null) {
|
||||
listener.onUpdateMainDictionaryAvailability(hasAtLeastOneInitializedMainDictionary());
|
||||
}
|
||||
|
||||
// Clean up old dictionaries.
|
||||
for (final Locale localeToCleanUp : existingDictionariesToCleanup.keySet()) {
|
||||
final ArrayList<String> dictTypesToCleanUp =
|
||||
existingDictionariesToCleanup.get(localeToCleanUp);
|
||||
final DictionaryGroup dictionarySetToCleanup =
|
||||
findDictionaryGroupWithLocale(oldDictionaryGroups, localeToCleanUp);
|
||||
for (final String dictType : dictTypesToCleanUp) {
|
||||
dictionarySetToCleanup.closeDict(dictType);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void asyncReloadUninitializedMainDictionaries(final Context context,
|
||||
final Locale[] locales, final DictionaryInitializationListener listener) {
|
||||
final CountDownLatch latchForWaitingLoadingMainDictionary = new CountDownLatch(1);
|
||||
mLatchForWaitingLoadingMainDictionaries = latchForWaitingLoadingMainDictionary;
|
||||
ExecutorUtils.getExecutor("InitializeBinaryDictionary").execute(new Runnable() {
|
||||
@Override
|
||||
public void run() {
|
||||
doReloadUninitializedMainDictionaries(
|
||||
context, locales, listener, latchForWaitingLoadingMainDictionary);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
void doReloadUninitializedMainDictionaries(final Context context, final Locale[] locales,
|
||||
final DictionaryInitializationListener listener,
|
||||
final CountDownLatch latchForWaitingLoadingMainDictionary) {
|
||||
for (final Locale locale : locales) {
|
||||
final DictionaryGroup dictionaryGroup =
|
||||
findDictionaryGroupWithLocale(mDictionaryGroups, locale);
|
||||
if (null == dictionaryGroup) {
|
||||
// This should never happen, but better safe than crashy
|
||||
Log.w(TAG, "Expected a dictionary group for " + locale + " but none found");
|
||||
continue;
|
||||
}
|
||||
final Dictionary mainDict =
|
||||
DictionaryFactory.createMainDictionaryFromManager(context, locale);
|
||||
synchronized (mLock) {
|
||||
if (locale.equals(dictionaryGroup.mLocale)) {
|
||||
dictionaryGroup.setMainDict(mainDict);
|
||||
} else {
|
||||
// Dictionary facilitator has been reset for another locale.
|
||||
mainDict.close();
|
||||
}
|
||||
}
|
||||
}
|
||||
if (listener != null) {
|
||||
listener.onUpdateMainDictionaryAvailability(
|
||||
hasAtLeastOneInitializedMainDictionary());
|
||||
}
|
||||
latchForWaitingLoadingMainDictionary.countDown();
|
||||
}
|
||||
|
||||
@UsedForTesting
|
||||
public void resetDictionariesForTesting(final Context context, final Locale[] locales,
|
||||
final ArrayList<String> dictionaryTypes, final HashMap<String, File> dictionaryFiles,
|
||||
final Map<String, Map<String, String>> additionalDictAttributes,
|
||||
@Nullable final String account) {
|
||||
Dictionary mainDictionary = null;
|
||||
final Map<String, ExpandableBinaryDictionary> subDicts = new HashMap<>();
|
||||
|
||||
final DictionaryGroup[] dictionaryGroups = new DictionaryGroup[locales.length];
|
||||
for (int i = 0; i < locales.length; ++i) {
|
||||
final Locale locale = locales[i];
|
||||
for (final String dictType : dictionaryTypes) {
|
||||
if (dictType.equals(Dictionary.TYPE_MAIN)) {
|
||||
mainDictionary = DictionaryFactory.createMainDictionaryFromManager(context,
|
||||
locale);
|
||||
} else {
|
||||
final File dictFile = dictionaryFiles.get(dictType);
|
||||
final ExpandableBinaryDictionary dict = getSubDict(
|
||||
dictType, context, locale, dictFile, "" /* dictNamePrefix */, account);
|
||||
if (additionalDictAttributes.containsKey(dictType)) {
|
||||
dict.clearAndFlushDictionaryWithAdditionalAttributes(
|
||||
additionalDictAttributes.get(dictType));
|
||||
}
|
||||
if (dict == null) {
|
||||
throw new RuntimeException("Unknown dictionary type: " + dictType);
|
||||
}
|
||||
dict.reloadDictionaryIfRequired();
|
||||
dict.waitAllTasksForTests();
|
||||
subDicts.put(dictType, dict);
|
||||
}
|
||||
}
|
||||
dictionaryGroups[i] = new DictionaryGroup(locale, mainDictionary, account, subDicts);
|
||||
}
|
||||
mDictionaryGroups = dictionaryGroups;
|
||||
mMostProbableDictionaryGroup = dictionaryGroups[0];
|
||||
}
|
||||
|
||||
public void closeDictionaries() {
|
||||
final DictionaryGroup[] dictionaryGroups;
|
||||
synchronized (mLock) {
|
||||
dictionaryGroups = mDictionaryGroups;
|
||||
mMostProbableDictionaryGroup = new DictionaryGroup();
|
||||
mDictionaryGroups = new DictionaryGroup[] { mMostProbableDictionaryGroup };
|
||||
}
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final String dictType : DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS) {
|
||||
dictionaryGroup.closeDict(dictType);
|
||||
}
|
||||
}
|
||||
mDistracterFilter.close();
|
||||
if (mPersonalizationHelper != null) {
|
||||
mPersonalizationHelper.close();
|
||||
}
|
||||
}
|
||||
|
||||
@UsedForTesting
|
||||
public ExpandableBinaryDictionary getSubDictForTesting(final String dictName) {
|
||||
return mMostProbableDictionaryGroup.getSubDict(dictName);
|
||||
}
|
||||
|
||||
// The main dictionaries are loaded asynchronously. Don't cache the return value
|
||||
// of these methods.
|
||||
public boolean hasAtLeastOneInitializedMainDictionary() {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final Dictionary mainDict = dictionaryGroup.getDict(Dictionary.TYPE_MAIN);
|
||||
if (mainDict != null && mainDict.isInitialized()) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
public boolean hasAtLeastOneUninitializedMainDictionary() {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final Dictionary mainDict = dictionaryGroup.getDict(Dictionary.TYPE_MAIN);
|
||||
if (mainDict == null || !mainDict.isInitialized()) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
public boolean hasPersonalizationDictionary() {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
if (dictionaryGroup.hasDict(Dictionary.TYPE_PERSONALIZATION, null /* account */)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
public void flushPersonalizationDictionary() {
|
||||
final HashSet<ExpandableBinaryDictionary> personalizationDictsUsedForSuggestion =
|
||||
new HashSet<>();
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final ExpandableBinaryDictionary personalizationDictUsedForSuggestion =
|
||||
dictionaryGroup.getSubDict(Dictionary.TYPE_PERSONALIZATION);
|
||||
personalizationDictsUsedForSuggestion.add(personalizationDictUsedForSuggestion);
|
||||
}
|
||||
mPersonalizationHelper.flushPersonalizationDictionariesToUpdate(
|
||||
personalizationDictsUsedForSuggestion);
|
||||
mDistracterFilter.close();
|
||||
}
|
||||
|
||||
public void waitForLoadingMainDictionaries(final long timeout, final TimeUnit unit)
|
||||
throws InterruptedException {
|
||||
mLatchForWaitingLoadingMainDictionaries.await(timeout, unit);
|
||||
}
|
||||
|
||||
@UsedForTesting
|
||||
public void waitForLoadingDictionariesForTesting(final long timeout, final TimeUnit unit)
|
||||
throws InterruptedException {
|
||||
waitForLoadingMainDictionaries(timeout, unit);
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final ExpandableBinaryDictionary dict : dictionaryGroup.mSubDictMap.values()) {
|
||||
dict.waitAllTasksForTests();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public boolean isUserDictionaryEnabled() {
|
||||
return mIsUserDictEnabled;
|
||||
}
|
||||
|
||||
public void addWordToUserDictionary(final Context context, final String word) {
|
||||
final Locale locale = getMostProbableLocale();
|
||||
if (locale == null) {
|
||||
return;
|
||||
}
|
||||
// TODO: add a toast telling what language this is being added to?
|
||||
UserBinaryDictionary.addWordToUserDictionary(context, locale, word);
|
||||
}
|
||||
|
||||
public void addToUserHistory(final String suggestion, final boolean wasAutoCapitalized,
|
||||
@Nonnull final NgramContext ngramContext, final int timeStampInSeconds,
|
||||
final boolean blockPotentiallyOffensive) {
|
||||
final DictionaryGroup dictionaryGroup = getDictionaryGroupForMostProbableLanguage();
|
||||
final String[] words = suggestion.split(Constants.WORD_SEPARATOR);
|
||||
NgramContext ngramContextForCurrentWord = ngramContext;
|
||||
for (int i = 0; i < words.length; i++) {
|
||||
final String currentWord = words[i];
|
||||
final boolean wasCurrentWordAutoCapitalized = (i == 0) ? wasAutoCapitalized : false;
|
||||
addWordToUserHistory(dictionaryGroup, ngramContextForCurrentWord, currentWord,
|
||||
wasCurrentWordAutoCapitalized, timeStampInSeconds, blockPotentiallyOffensive);
|
||||
ngramContextForCurrentWord =
|
||||
ngramContextForCurrentWord.getNextNgramContext(new WordInfo(currentWord));
|
||||
}
|
||||
}
|
||||
|
||||
private void addWordToUserHistory(final DictionaryGroup dictionaryGroup,
|
||||
final NgramContext ngramContext, final String word, final boolean wasAutoCapitalized,
|
||||
final int timeStampInSeconds, final boolean blockPotentiallyOffensive) {
|
||||
final ExpandableBinaryDictionary userHistoryDictionary =
|
||||
dictionaryGroup.getSubDict(Dictionary.TYPE_USER_HISTORY);
|
||||
if (userHistoryDictionary == null
|
||||
|| !isConfidentAboutCurrentLanguageBeing(userHistoryDictionary.mLocale)) {
|
||||
return;
|
||||
}
|
||||
final int maxFreq = getFrequency(word);
|
||||
if (maxFreq == 0 && blockPotentiallyOffensive) {
|
||||
return;
|
||||
}
|
||||
final String lowerCasedWord = word.toLowerCase(dictionaryGroup.mLocale);
|
||||
final String secondWord;
|
||||
if (wasAutoCapitalized) {
|
||||
if (isValidWord(word, false /* ignoreCase */)
|
||||
&& !isValidWord(lowerCasedWord, false /* ignoreCase */)) {
|
||||
// If the word was auto-capitalized and exists only as a capitalized word in the
|
||||
// dictionary, then we must not downcase it before registering it. For example,
|
||||
// the name of the contacts in start-of-sentence position would come here with the
|
||||
// wasAutoCapitalized flag: if we downcase it, we'd register a lower-case version
|
||||
// of that contact's name which would end up popping in suggestions.
|
||||
secondWord = word;
|
||||
} else {
|
||||
// If however the word is not in the dictionary, or exists as a lower-case word
|
||||
// only, then we consider that was a lower-case word that had been auto-capitalized.
|
||||
secondWord = lowerCasedWord;
|
||||
}
|
||||
} else {
|
||||
// HACK: We'd like to avoid adding the capitalized form of common words to the User
|
||||
// History dictionary in order to avoid suggesting them until the dictionary
|
||||
// consolidation is done.
|
||||
// TODO: Remove this hack when ready.
|
||||
final int lowerCaseFreqInMainDict = dictionaryGroup.hasDict(Dictionary.TYPE_MAIN,
|
||||
null /* account */) ?
|
||||
dictionaryGroup.getDict(Dictionary.TYPE_MAIN).getFrequency(lowerCasedWord) :
|
||||
Dictionary.NOT_A_PROBABILITY;
|
||||
if (maxFreq < lowerCaseFreqInMainDict
|
||||
&& lowerCaseFreqInMainDict >= CAPITALIZED_FORM_MAX_PROBABILITY_FOR_INSERT) {
|
||||
// Use lower cased word as the word can be a distracter of the popular word.
|
||||
secondWord = lowerCasedWord;
|
||||
} else {
|
||||
secondWord = word;
|
||||
}
|
||||
}
|
||||
// We demote unrecognized words (frequency < 0, below) by specifying them as "invalid".
|
||||
// We don't add words with 0-frequency (assuming they would be profanity etc.).
|
||||
final boolean isValid = maxFreq > 0;
|
||||
UserHistoryDictionary.addToDictionary(userHistoryDictionary, ngramContext, secondWord,
|
||||
isValid, timeStampInSeconds,
|
||||
new DistracterFilterCheckingIsInDictionary(
|
||||
mDistracterFilter, userHistoryDictionary));
|
||||
}
|
||||
|
||||
private void removeWord(final String dictName, final String word) {
|
||||
final ExpandableBinaryDictionary dictionary =
|
||||
getDictionaryGroupForMostProbableLanguage().getSubDict(dictName);
|
||||
if (dictionary != null) {
|
||||
dictionary.removeUnigramEntryDynamically(word);
|
||||
}
|
||||
}
|
||||
|
||||
public void removeWordFromPersonalizedDicts(final String word) {
|
||||
removeWord(Dictionary.TYPE_USER_HISTORY, word);
|
||||
removeWord(Dictionary.TYPE_PERSONALIZATION, word);
|
||||
removeWord(Dictionary.TYPE_CONTEXTUAL, word);
|
||||
}
|
||||
|
||||
// TODO: Revise the way to fusion suggestion results.
|
||||
public SuggestionResults getSuggestionResults(final WordComposer composer,
|
||||
final NgramContext ngramContext, final long proximityInfoHandle,
|
||||
final SettingsValuesForSuggestion settingsValuesForSuggestion, final int sessionId) {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
final SuggestionResults suggestionResults = new SuggestionResults(
|
||||
SuggestedWords.MAX_SUGGESTIONS, ngramContext.isBeginningOfSentenceContext());
|
||||
final float[] weightOfLangModelVsSpatialModel =
|
||||
new float[] { Dictionary.NOT_A_WEIGHT_OF_LANG_MODEL_VS_SPATIAL_MODEL };
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final String dictType : DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS) {
|
||||
final Dictionary dictionary = dictionaryGroup.getDict(dictType);
|
||||
if (null == dictionary) continue;
|
||||
final float weightForLocale = composer.isBatchMode()
|
||||
? dictionaryGroup.mWeightForGesturingInLocale
|
||||
: dictionaryGroup.mWeightForTypingInLocale;
|
||||
final ArrayList<SuggestedWordInfo> dictionarySuggestions =
|
||||
dictionary.getSuggestions(composer.getComposedDataSnapshot(), ngramContext,
|
||||
proximityInfoHandle, settingsValuesForSuggestion, sessionId,
|
||||
weightForLocale, weightOfLangModelVsSpatialModel);
|
||||
if (null == dictionarySuggestions) continue;
|
||||
suggestionResults.addAll(dictionarySuggestions);
|
||||
if (null != suggestionResults.mRawSuggestions) {
|
||||
suggestionResults.mRawSuggestions.addAll(dictionarySuggestions);
|
||||
}
|
||||
}
|
||||
}
|
||||
return suggestionResults;
|
||||
}
|
||||
|
||||
public boolean isValidWord(final String word, final boolean ignoreCase) {
|
||||
if (TextUtils.isEmpty(word)) {
|
||||
return false;
|
||||
}
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
if (dictionaryGroup.mLocale == null) {
|
||||
continue;
|
||||
}
|
||||
final String lowerCasedWord = word.toLowerCase(dictionaryGroup.mLocale);
|
||||
for (final String dictType : DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS) {
|
||||
final Dictionary dictionary = dictionaryGroup.getDict(dictType);
|
||||
// Ideally the passed map would come out of a {@link java.util.concurrent.Future} and
|
||||
// would be immutable once it's finished initializing, but concretely a null test is
|
||||
// probably good enough for the time being.
|
||||
if (null == dictionary) continue;
|
||||
if (dictionary.isValidWord(word)
|
||||
|| (ignoreCase && dictionary.isValidWord(lowerCasedWord))) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
private int getFrequencyInternal(final String word,
|
||||
final boolean isGettingMaxFrequencyOfExactMatches) {
|
||||
if (TextUtils.isEmpty(word)) {
|
||||
return Dictionary.NOT_A_PROBABILITY;
|
||||
}
|
||||
int maxFreq = Dictionary.NOT_A_PROBABILITY;
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final String dictType : DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS) {
|
||||
final Dictionary dictionary = dictionaryGroup.getDict(dictType);
|
||||
if (dictionary == null) continue;
|
||||
final int tempFreq;
|
||||
if (isGettingMaxFrequencyOfExactMatches) {
|
||||
tempFreq = dictionary.getMaxFrequencyOfExactMatches(word);
|
||||
} else {
|
||||
tempFreq = dictionary.getFrequency(word);
|
||||
}
|
||||
if (tempFreq >= maxFreq) {
|
||||
maxFreq = tempFreq;
|
||||
}
|
||||
}
|
||||
}
|
||||
return maxFreq;
|
||||
}
|
||||
|
||||
public int getFrequency(final String word) {
|
||||
return getFrequencyInternal(word, false /* isGettingMaxFrequencyOfExactMatches */);
|
||||
}
|
||||
|
||||
public int getMaxFrequencyOfExactMatches(final String word) {
|
||||
return getFrequencyInternal(word, true /* isGettingMaxFrequencyOfExactMatches */);
|
||||
}
|
||||
|
||||
private void clearSubDictionary(final String dictName) {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final ExpandableBinaryDictionary dictionary = dictionaryGroup.getSubDict(dictName);
|
||||
if (dictionary != null) {
|
||||
dictionary.clear();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public void clearUserHistoryDictionary() {
|
||||
clearSubDictionary(Dictionary.TYPE_USER_HISTORY);
|
||||
}
|
||||
|
||||
// This method gets called only when the IME receives a notification to remove the
|
||||
// personalization dictionary.
|
||||
public void clearPersonalizationDictionary() {
|
||||
clearSubDictionary(Dictionary.TYPE_PERSONALIZATION);
|
||||
mPersonalizationHelper.clearDictionariesToUpdate();
|
||||
}
|
||||
|
||||
public void clearContextualDictionary() {
|
||||
clearSubDictionary(Dictionary.TYPE_CONTEXTUAL);
|
||||
}
|
||||
|
||||
public void addEntriesToPersonalizationDictionary(
|
||||
final PersonalizationDataChunk personalizationDataChunk,
|
||||
final SpacingAndPunctuations spacingAndPunctuations,
|
||||
final UpdateEntriesForInputEventsCallback callback) {
|
||||
mPersonalizationHelper.updateEntriesOfPersonalizationDictionaries(
|
||||
getMostProbableLocale(), personalizationDataChunk, spacingAndPunctuations,
|
||||
callback);
|
||||
}
|
||||
|
||||
@UsedForTesting
|
||||
public void addPhraseToContextualDictionary(final String[] phrase, final int probability,
|
||||
final int bigramProbabilityForWords, final int bigramProbabilityForPhrases) {
|
||||
// TODO: we're inserting the phrase into the dictionary for the active language. Rethink
|
||||
// this a bit from a theoretical point of view.
|
||||
final ExpandableBinaryDictionary contextualDict =
|
||||
getDictionaryGroupForMostProbableLanguage().getSubDict(Dictionary.TYPE_CONTEXTUAL);
|
||||
if (contextualDict == null) {
|
||||
return;
|
||||
}
|
||||
NgramContext ngramContext = NgramContext.BEGINNING_OF_SENTENCE;
|
||||
for (int i = 0; i < phrase.length; i++) {
|
||||
final String[] subPhrase = Arrays.copyOfRange(phrase, i /* start */, phrase.length);
|
||||
final String subPhraseStr = TextUtils.join(Constants.WORD_SEPARATOR, subPhrase);
|
||||
contextualDict.addUnigramEntryWithCheckingDistracter(
|
||||
subPhraseStr, probability, null /* shortcutTarget */,
|
||||
Dictionary.NOT_A_PROBABILITY /* shortcutFreq */,
|
||||
false /* isNotAWord */, false /* isPossiblyOffensive */,
|
||||
BinaryDictionary.NOT_A_VALID_TIMESTAMP,
|
||||
DistracterFilter.EMPTY_DISTRACTER_FILTER);
|
||||
contextualDict.addNgramEntry(ngramContext, subPhraseStr,
|
||||
bigramProbabilityForPhrases, BinaryDictionary.NOT_A_VALID_TIMESTAMP);
|
||||
|
||||
if (i < phrase.length - 1) {
|
||||
contextualDict.addUnigramEntryWithCheckingDistracter(
|
||||
phrase[i], probability, null /* shortcutTarget */,
|
||||
Dictionary.NOT_A_PROBABILITY /* shortcutFreq */,
|
||||
false /* isNotAWord */, false /* isPossiblyOffensive */,
|
||||
BinaryDictionary.NOT_A_VALID_TIMESTAMP,
|
||||
DistracterFilter.EMPTY_DISTRACTER_FILTER);
|
||||
contextualDict.addNgramEntry(ngramContext, phrase[i],
|
||||
bigramProbabilityForWords, BinaryDictionary.NOT_A_VALID_TIMESTAMP);
|
||||
}
|
||||
ngramContext =
|
||||
ngramContext.getNextNgramContext(new NgramContext.WordInfo(phrase[i]));
|
||||
}
|
||||
}
|
||||
|
||||
public void dumpDictionaryForDebug(final String dictName) {
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
final ExpandableBinaryDictionary dictToDump = dictionaryGroup.getSubDict(dictName);
|
||||
if (dictToDump == null) {
|
||||
Log.e(TAG, "Cannot dump " + dictName + ". "
|
||||
+ "The dictionary is not being used for suggestion or cannot be dumped.");
|
||||
return;
|
||||
}
|
||||
dictToDump.dumpAllWordsForDebug();
|
||||
}
|
||||
}
|
||||
|
||||
public ArrayList<Pair<String, DictionaryStats>> getStatsOfEnabledSubDicts() {
|
||||
final ArrayList<Pair<String, DictionaryStats>> statsOfEnabledSubDicts = new ArrayList<>();
|
||||
final DictionaryGroup[] dictionaryGroups = mDictionaryGroups;
|
||||
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
|
||||
for (final String dictType : SUB_DICT_TYPES) {
|
||||
final ExpandableBinaryDictionary dictionary = dictionaryGroup.getSubDict(dictType);
|
||||
if (dictionary == null) continue;
|
||||
statsOfEnabledSubDicts.add(new Pair<>(dictType, dictionary.getDictionaryStats()));
|
||||
}
|
||||
}
|
||||
return statsOfEnabledSubDicts;
|
||||
}
|
||||
}
|
||||
|
|
@ -136,7 +136,7 @@ public class DictionaryFacilitatorLruCache {
|
|||
if (dictionaryFacilitator != null) {
|
||||
return dictionaryFacilitator;
|
||||
}
|
||||
dictionaryFacilitator = new DictionaryFacilitator();
|
||||
dictionaryFacilitator = DictionaryFacilitatorProvider.newDictionaryFacilitator();
|
||||
resetDictionariesForLocaleLocked(dictionaryFacilitator, locale);
|
||||
waitForLoadingMainDictionary(dictionaryFacilitator);
|
||||
mLruCache.put(locale, dictionaryFacilitator);
|
||||
|
|
|
|||
|
|
@ -139,8 +139,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
|
|||
private static final String SCHEME_PACKAGE = "package";
|
||||
|
||||
final Settings mSettings;
|
||||
private final DictionaryFacilitator mDictionaryFacilitator =
|
||||
new DictionaryFacilitator(this /* context */);
|
||||
private final DictionaryFacilitator mDictionaryFacilitator =
|
||||
DictionaryFacilitatorProvider.newDictionaryFacilitator(this /* context */);
|
||||
// TODO: Move from LatinIME.
|
||||
private final PersonalizationDictionaryUpdater mPersonalizationDictionaryUpdater =
|
||||
new PersonalizationDictionaryUpdater(this /* context */, mDictionaryFacilitator);
|
||||
|
|
|
|||
|
|
@ -28,7 +28,7 @@ import android.preference.PreferenceGroup;
|
|||
import android.preference.TwoStatePreference;
|
||||
|
||||
import com.android.inputmethod.latin.DictionaryDumpBroadcastReceiver;
|
||||
import com.android.inputmethod.latin.DictionaryFacilitator;
|
||||
import com.android.inputmethod.latin.DictionaryFacilitatorImpl;
|
||||
import com.android.inputmethod.latin.R;
|
||||
import com.android.inputmethod.latin.debug.ExternalDictionaryGetterForDebug;
|
||||
import com.android.inputmethod.latin.utils.ApplicationUtils;
|
||||
|
|
@ -67,7 +67,7 @@ public final class DebugSettingsFragment extends SubScreenFragment
|
|||
|
||||
final PreferenceGroup dictDumpPreferenceGroup =
|
||||
(PreferenceGroup)findPreference(PREF_KEY_DUMP_DICTS);
|
||||
for (final String dictName : DictionaryFacilitator.DICT_TYPE_TO_CLASS.keySet()) {
|
||||
for (final String dictName : DictionaryFacilitatorImpl.DICT_TYPE_TO_CLASS.keySet()) {
|
||||
final Preference pref = new DictDumpPreference(getActivity(), dictName);
|
||||
pref.setOnPreferenceClickListener(this);
|
||||
dictDumpPreferenceGroup.addPreference(pref);
|
||||
|
|
|
|||
|
|
@ -25,6 +25,7 @@ import java.util.Map;
|
|||
|
||||
import com.android.inputmethod.latin.Dictionary;
|
||||
import com.android.inputmethod.latin.DictionaryFacilitator;
|
||||
import com.android.inputmethod.latin.DictionaryFacilitatorProvider;
|
||||
import com.android.inputmethod.latin.ExpandableBinaryDictionary;
|
||||
|
||||
import android.test.AndroidTestCase;
|
||||
|
|
@ -40,7 +41,8 @@ public class ContextualDictionaryTests extends AndroidTestCase {
|
|||
private DictionaryFacilitator getDictionaryFacilitator() {
|
||||
final ArrayList<String> dictTypes = new ArrayList<>();
|
||||
dictTypes.add(Dictionary.TYPE_CONTEXTUAL);
|
||||
final DictionaryFacilitator dictionaryFacilitator = new DictionaryFacilitator();
|
||||
final DictionaryFacilitator dictionaryFacilitator =
|
||||
DictionaryFacilitatorProvider.newDictionaryFacilitator();
|
||||
dictionaryFacilitator.resetDictionariesForTesting(getContext(),
|
||||
new Locale[] { LOCALE_EN_US }, dictTypes, new HashMap<String, File>(),
|
||||
Collections.<String, Map<String, String>>emptyMap(), null /* account */);
|
||||
|
|
|
|||
|
|
@ -29,6 +29,7 @@ import java.util.concurrent.TimeUnit;
|
|||
import com.android.inputmethod.latin.BinaryDictionary;
|
||||
import com.android.inputmethod.latin.Dictionary;
|
||||
import com.android.inputmethod.latin.DictionaryFacilitator;
|
||||
import com.android.inputmethod.latin.DictionaryFacilitatorProvider;
|
||||
import com.android.inputmethod.latin.ExpandableBinaryDictionary;
|
||||
import com.android.inputmethod.latin.RichInputMethodManager;
|
||||
import com.android.inputmethod.latin.ExpandableBinaryDictionary.UpdateEntriesForInputEventsCallback;
|
||||
|
|
@ -55,7 +56,8 @@ public class PersonalizationDictionaryTests extends AndroidTestCase {
|
|||
final ArrayList<String> dictTypes = new ArrayList<>();
|
||||
dictTypes.add(Dictionary.TYPE_MAIN);
|
||||
dictTypes.add(Dictionary.TYPE_PERSONALIZATION);
|
||||
final DictionaryFacilitator dictionaryFacilitator = new DictionaryFacilitator(getContext());
|
||||
final DictionaryFacilitator dictionaryFacilitator =
|
||||
DictionaryFacilitatorProvider.newDictionaryFacilitator(getContext());
|
||||
dictionaryFacilitator.resetDictionariesForTesting(getContext(),
|
||||
new Locale[] { LOCALE_EN_US }, dictTypes, new HashMap<String, File>(),
|
||||
Collections.<String, Map<String, String>>emptyMap(), null /* account */);
|
||||
|
|
|
|||
Loading…
Reference in New Issue