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Fix possible NPE from a concurrent problem in LatinIME 

Bug: 6620746
Change-Id: Icc18de92d7edc6888c712c2cf5ce479a65f8bfad
main
Satoshi Kataoka 2012-06-19 03:28:19 +09:00
parent d2f210dbe2
commit 67b9337b6c
1 changed files with 3 additions and 2 deletions
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java/src/com/android/inputmethod/latin/LatinIME.java
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@ -1971,7 +1971,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// want corrections enabled or learned. // want corrections enabled or learned.
if (!mCurrentSettings.isCorrectionOn()) return null; if (!mCurrentSettings.isCorrectionOn()) return null;
if (mUserHistoryDictionary != null) { final UserHistoryDictionary userHistoryDictionary = mUserHistoryDictionary;
if (userHistoryDictionary != null) {
final CharSequence prevWord final CharSequence prevWord
= mConnection.getPreviousWord(mCurrentSettings.mWordSeparators); = mConnection.getPreviousWord(mCurrentSettings.mWordSeparators);
final String secondWord; final String secondWord;
@ -1986,7 +1987,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
final int maxFreq = AutoCorrection.getMaxFrequency( final int maxFreq = AutoCorrection.getMaxFrequency(
mSuggest.getUnigramDictionaries(), suggestion); mSuggest.getUnigramDictionaries(), suggestion);
if (maxFreq == 0) return null; if (maxFreq == 0) return null;
mUserHistoryDictionary.addToUserHistory(null == prevWord ? null : prevWord.toString(), userHistoryDictionary.addToUserHistory(null == prevWord ? null : prevWord.toString(),
secondWord, maxFreq > 0); secondWord, maxFreq > 0);
return prevWord; return prevWord;
} }