diff options
Diffstat (limited to 'java/src/com/android/inputmethod/latin/UserBinaryDictionary.java')
-rw-r--r-- | java/src/com/android/inputmethod/latin/UserBinaryDictionary.java | 108 |
1 files changed, 26 insertions, 82 deletions
diff --git a/java/src/com/android/inputmethod/latin/UserBinaryDictionary.java b/java/src/com/android/inputmethod/latin/UserBinaryDictionary.java index 21014b378..fe24ccfc2 100644 --- a/java/src/com/android/inputmethod/latin/UserBinaryDictionary.java +++ b/java/src/com/android/inputmethod/latin/UserBinaryDictionary.java @@ -16,26 +16,25 @@ package com.android.inputmethod.latin; -import android.content.ContentProviderClient; import android.content.ContentResolver; import android.content.Context; import android.database.ContentObserver; import android.database.Cursor; import android.database.sqlite.SQLiteException; import android.net.Uri; -import android.os.Build; import android.provider.UserDictionary.Words; import android.text.TextUtils; import android.util.Log; -import com.android.inputmethod.annotations.UsedForTesting; -import com.android.inputmethod.compat.UserDictionaryCompatUtils; +import com.android.inputmethod.annotations.ExternallyReferenced; import com.android.inputmethod.latin.utils.SubtypeLocaleUtils; import java.io.File; import java.util.Arrays; import java.util.Locale; +import javax.annotation.Nullable; + /** * An expandable dictionary that stores the words in the user dictionary provider into a binary * dictionary file to use it from native code. @@ -47,36 +46,26 @@ public class UserBinaryDictionary extends ExpandableBinaryDictionary { private static final String USER_DICTIONARY_ALL_LANGUAGES = ""; private static final int HISTORICAL_DEFAULT_USER_DICTIONARY_FREQUENCY = 250; private static final int LATINIME_DEFAULT_USER_DICTIONARY_FREQUENCY = 160; - // Shortcut frequency is 0~15, with 15 = whitelist. We don't want user dictionary entries - // to auto-correct, so we set this to the highest frequency that won't, i.e. 14. - private static final int USER_DICT_SHORTCUT_FREQUENCY = 14; - private static final String[] PROJECTION_QUERY_WITH_SHORTCUT = new String[] { - Words.WORD, - Words.SHORTCUT, - Words.FREQUENCY, - }; - private static final String[] PROJECTION_QUERY_WITHOUT_SHORTCUT = new String[] { - Words.WORD, - Words.FREQUENCY, - }; + private static final String[] PROJECTION_QUERY = new String[] {Words.WORD, Words.FREQUENCY}; private static final String NAME = "userunigram"; private ContentObserver mObserver; - final private String mLocale; + final private String mLocaleString; final private boolean mAlsoUseMoreRestrictiveLocales; protected UserBinaryDictionary(final Context context, final Locale locale, - final boolean alsoUseMoreRestrictiveLocales, final File dictFile, final String name) { + final boolean alsoUseMoreRestrictiveLocales, + final File dictFile, final String name) { super(context, getDictName(name, locale, dictFile), locale, Dictionary.TYPE_USER, dictFile); if (null == locale) throw new NullPointerException(); // Catch the error earlier final String localeStr = locale.toString(); if (SubtypeLocaleUtils.NO_LANGUAGE.equals(localeStr)) { // If we don't have a locale, insert into the "all locales" user dictionary. - mLocale = USER_DICTIONARY_ALL_LANGUAGES; + mLocaleString = USER_DICTIONARY_ALL_LANGUAGES; } else { - mLocale = localeStr; + mLocaleString = localeStr; } mAlsoUseMoreRestrictiveLocales = alsoUseMoreRestrictiveLocales; ContentResolver cres = context.getContentResolver(); @@ -101,10 +90,13 @@ public class UserBinaryDictionary extends ExpandableBinaryDictionary { reloadDictionaryIfRequired(); } - @UsedForTesting - public static UserBinaryDictionary getDictionary(final Context context, final Locale locale, - final File dictFile, final String dictNamePrefix) { - return new UserBinaryDictionary(context, locale, false /* alsoUseMoreRestrictiveLocales */, + // Note: This method is called by {@link DictionaryFacilitator} using Java reflection. + @ExternallyReferenced + public static UserBinaryDictionary getDictionary( + final Context context, final Locale locale, final File dictFile, + final String dictNamePrefix, @Nullable final String account) { + return new UserBinaryDictionary( + context, locale, false /* alsoUseMoreRestrictiveLocales */, dictFile, dictNamePrefix + NAME); } @@ -124,7 +116,7 @@ public class UserBinaryDictionary extends ExpandableBinaryDictionary { // This is correct for locale processing. // For this example, we'll look at the "en_US_POSIX" case. final String[] localeElements = - TextUtils.isEmpty(mLocale) ? new String[] {} : mLocale.split("_", 3); + TextUtils.isEmpty(mLocaleString) ? new String[] {} : mLocaleString.split("_", 3); final int length = localeElements.length; final StringBuilder request = new StringBuilder("(locale is NULL)"); @@ -167,24 +159,12 @@ public class UserBinaryDictionary extends ExpandableBinaryDictionary { requestArguments = localeElements; } final String requestString = request.toString(); - if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) { - try { - addWordsFromProjectionLocked(PROJECTION_QUERY_WITH_SHORTCUT, requestString, - requestArguments); - } catch (IllegalArgumentException e) { - // This may happen on some non-compliant devices where the declared API is JB+ but - // the SHORTCUT column is not present for some reason. - addWordsFromProjectionLocked(PROJECTION_QUERY_WITHOUT_SHORTCUT, requestString, - requestArguments); - } - } else { - addWordsFromProjectionLocked(PROJECTION_QUERY_WITHOUT_SHORTCUT, requestString, - requestArguments); - } + addWordsFromProjectionLocked(PROJECTION_QUERY, requestString, requestArguments); } private void addWordsFromProjectionLocked(final String[] query, String request, - final String[] requestArguments) throws IllegalArgumentException { + final String[] requestArguments) + throws IllegalArgumentException { Cursor cursor = null; try { cursor = mContext.getContentResolver().query( @@ -201,69 +181,33 @@ public class UserBinaryDictionary extends ExpandableBinaryDictionary { } } - public static boolean isEnabled(final Context context) { - final ContentResolver cr = context.getContentResolver(); - final ContentProviderClient client = cr.acquireContentProviderClient(Words.CONTENT_URI); - if (client != null) { - client.release(); - return true; - } else { - return false; - } - } - - /** - * Adds a word to the user dictionary and makes it persistent. - * - * @param context the context - * @param locale the locale - * @param word the word to add. If the word is capitalized, then the dictionary will - * recognize it as a capitalized word when searched. - */ - public static void addWordToUserDictionary(final Context context, final Locale locale, - final String word) { - // Update the user dictionary provider - UserDictionaryCompatUtils.addWord(context, word, - HISTORICAL_DEFAULT_USER_DICTIONARY_FREQUENCY, null, locale); - } - - private int scaleFrequencyFromDefaultToLatinIme(final int defaultFrequency) { + private static int scaleFrequencyFromDefaultToLatinIme(final int defaultFrequency) { // The default frequency for the user dictionary is 250 for historical reasons. // Latin IME considers a good value for the default user dictionary frequency // is about 160 considering the scale we use. So we are scaling down the values. if (defaultFrequency > Integer.MAX_VALUE / LATINIME_DEFAULT_USER_DICTIONARY_FREQUENCY) { return (defaultFrequency / HISTORICAL_DEFAULT_USER_DICTIONARY_FREQUENCY) * LATINIME_DEFAULT_USER_DICTIONARY_FREQUENCY; - } else { - return (defaultFrequency * LATINIME_DEFAULT_USER_DICTIONARY_FREQUENCY) - / HISTORICAL_DEFAULT_USER_DICTIONARY_FREQUENCY; } + return (defaultFrequency * LATINIME_DEFAULT_USER_DICTIONARY_FREQUENCY) + / HISTORICAL_DEFAULT_USER_DICTIONARY_FREQUENCY; } private void addWordsLocked(final Cursor cursor) { - final boolean hasShortcutColumn = Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN; if (cursor == null) return; if (cursor.moveToFirst()) { final int indexWord = cursor.getColumnIndex(Words.WORD); - final int indexShortcut = hasShortcutColumn ? cursor.getColumnIndex(Words.SHORTCUT) : 0; final int indexFrequency = cursor.getColumnIndex(Words.FREQUENCY); while (!cursor.isAfterLast()) { final String word = cursor.getString(indexWord); - final String shortcut = hasShortcutColumn ? cursor.getString(indexShortcut) : null; final int frequency = cursor.getInt(indexFrequency); final int adjustedFrequency = scaleFrequencyFromDefaultToLatinIme(frequency); // Safeguard against adding really long words. if (word.length() <= MAX_WORD_LENGTH) { runGCIfRequiredLocked(true /* mindsBlockByGC */); - addUnigramLocked(word, adjustedFrequency, null /* shortcutTarget */, - 0 /* shortcutFreq */, false /* isNotAWord */, - false /* isBlacklisted */, BinaryDictionary.NOT_A_VALID_TIMESTAMP); - if (null != shortcut && shortcut.length() <= MAX_WORD_LENGTH) { - runGCIfRequiredLocked(true /* mindsBlockByGC */); - addUnigramLocked(shortcut, adjustedFrequency, word, - USER_DICT_SHORTCUT_FREQUENCY, true /* isNotAWord */, - false /* isBlacklisted */, BinaryDictionary.NOT_A_VALID_TIMESTAMP); - } + addUnigramLocked(word, adjustedFrequency, false /* isNotAWord */, + false /* isPossiblyOffensive */, + BinaryDictionary.NOT_A_VALID_TIMESTAMP); } cursor.moveToNext(); } |