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Fix inconsistencies with mSuggest.

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This should fix some NPEs, but they are so unlikely that we never
see them.

Bug: 10065412
Change-Id: I2aefea1f52024405cc3fda9106fea41a02aaf4d8
This commit is contained in:
Jean Chalard 2013-07-30 14:44:09 +09:00
parent acb3cc7473
commit 2d7e927354
1 changed files with 29 additions and 30 deletions
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59
java/src/com/android/inputmethod/latin/LatinIME.java
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@ -539,35 +539,32 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
final Locale subtypeLocale = mSubtypeSwitcher.getCurrentSubtypeLocale();
final String localeStr = subtypeLocale.toString();
final ContactsBinaryDictionary oldContactsDictionary;
if (mSuggest != null) {
oldContactsDictionary = mSuggest.getContactsDictionary();
mSuggest.close();
} else {
oldContactsDictionary = null;
}
mSuggest = new Suggest(this /* Context */, subtypeLocale,
final Suggest newSuggest = new Suggest(this /* Context */, subtypeLocale,
this /* SuggestInitializationListener */);
final SettingsValues settingsValues = mSettings.getCurrent();
if (settingsValues.mCorrectionEnabled) {
mSuggest.setAutoCorrectionThreshold(settingsValues.mAutoCorrectionThreshold);
newSuggest.setAutoCorrectionThreshold(settingsValues.mAutoCorrectionThreshold);
}
mIsMainDictionaryAvailable = DictionaryFactory.isDictionaryAvailable(this, subtypeLocale);
if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) {
ResearchLogger.getInstance().initSuggest(mSuggest);
ResearchLogger.getInstance().initSuggest(newSuggest);
}
mUserDictionary = new UserBinaryDictionary(this, localeStr);
mIsUserDictionaryAvailable = mUserDictionary.isEnabled();
mSuggest.setUserDictionary(mUserDictionary);
resetContactsDictionary(oldContactsDictionary);
newSuggest.setUserDictionary(mUserDictionary);
final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
mUserHistoryPredictionDictionary = PersonalizationDictionaryHelper
.getUserHistoryPredictionDictionary(this, localeStr, prefs);
mSuggest.setUserHistoryPredictionDictionary(mUserHistoryPredictionDictionary);
newSuggest.setUserHistoryPredictionDictionary(mUserHistoryPredictionDictionary);
final Suggest oldSuggest = mSuggest;
resetContactsDictionary(null != oldSuggest ? oldSuggest.getContactsDictionary() : null);
mSuggest = newSuggest;
if (oldSuggest != null) oldSuggest.close();
}
/**
@ -579,8 +576,9 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
* @param oldContactsDictionary an optional dictionary to use, or null
*/
private void resetContactsDictionary(final ContactsBinaryDictionary oldContactsDictionary) {
final Suggest suggest = mSuggest;
final boolean shouldSetDictionary =
(null != mSuggest && mSettings.getCurrent().mUseContactsDict);
(null != suggest && mSettings.getCurrent().mUseContactsDict);
final ContactsBinaryDictionary dictionaryToUse;
if (!shouldSetDictionary) {
@ -607,8 +605,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
}
}
if (null != mSuggest) {
mSuggest.setContactsDictionary(dictionaryToUse);
if (null != suggest) {
suggest.setContactsDictionary(dictionaryToUse);
}
}
@ -620,8 +618,9 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
@Override
public void onDestroy() {
if (mSuggest != null) {
mSuggest.close();
final Suggest suggest = mSuggest;
if (suggest != null) {
suggest.close();
mSuggest = null;
}
mSettings.onDestroy();
@ -795,7 +794,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// Note: the following does a round-trip IPC on the main thread: be careful
final Locale currentLocale = mSubtypeSwitcher.getCurrentSubtypeLocale();
if (null != mSuggest && null != currentLocale && !currentLocale.equals(mSuggest.mLocale)) {
final Suggest suggest = mSuggest;
if (null != suggest && null != currentLocale && !currentLocale.equals(suggest.mLocale)) {
initSuggest();
}
if (mSuggestionStripView != null) {
@ -813,8 +813,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
loadSettings();
currentSettingsValues = mSettings.getCurrent();
if (mSuggest != null && currentSettingsValues.mCorrectionEnabled) {
mSuggest.setAutoCorrectionThreshold(currentSettingsValues.mAutoCorrectionThreshold);
if (suggest != null && currentSettingsValues.mCorrectionEnabled) {
suggest.setAutoCorrectionThreshold(currentSettingsValues.mAutoCorrectionThreshold);
}
switcher.loadKeyboard(editorInfo, currentSettingsValues);
@ -2447,12 +2447,13 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// AND it's in none of our current dictionaries (main, user or otherwise).
// Please note that if mSuggest is null, it means that everything is off: suggestion
// and correction, so we shouldn't try to show the hint
final Suggest suggest = mSuggest;
final boolean showingAddToDictionaryHint =
(SuggestedWordInfo.KIND_TYPED == suggestionInfo.mKind
|| SuggestedWordInfo.KIND_OOV_CORRECTION == suggestionInfo.mKind)
&& mSuggest != null
&& suggest != null
// If the suggestion is not in the dictionary, the hint should be shown.
&& !AutoCorrectionUtils.isValidWord(mSuggest, suggestion, true);
&& !AutoCorrectionUtils.isValidWord(suggest, suggestion, true);
if (currentSettings.mIsInternal) {
LatinImeLoggerUtils.onSeparator((char)Constants.CODE_SPACE,
@ -2498,7 +2499,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
private String addToUserHistoryDictionary(final String suggestion) {
if (TextUtils.isEmpty(suggestion)) return null;
if (mSuggest == null) return null;
final Suggest suggest = mSuggest;
if (suggest == null) return null;
// If correction is not enabled, we don't add words to the user history dictionary.
// That's to avoid unintended additions in some sensitive fields, or fields that
@ -2506,13 +2508,10 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
final SettingsValues currentSettings = mSettings.getCurrent();
if (!currentSettings.mCorrectionEnabled) return null;
final Suggest suggest = mSuggest;
final UserHistoryPredictionDictionary userHistoryDictionary =
mUserHistoryPredictionDictionary;
if (suggest == null || userHistoryDictionary == null) {
// Avoid concurrent issue
return null;
}
if (userHistoryDictionary == null) return null;
final String prevWord = mConnection.getNthPreviousWord(currentSettings.mWordSeparators, 2);
final String secondWord;
if (mWordComposer.wasAutoCapitalized() && !mWordComposer.isMostlyCaps()) {