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Fix possible NPE 

Bug: 8457109
Change-Id: I321fbef53e20a7c36ef4bd9f544b50abe6a52be9
main
Satoshi Kataoka 2013-03-25 19:00:38 +09:00
parent fb658d6c53
commit a17dccbfc6
1 changed files with 20 additions and 18 deletions
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12
java/src/com/android/inputmethod/latin/LatinIME.java
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@ -156,7 +156,7 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
private PositionalInfoForUserDictPendingAddition
mPositionalInfoForUserDictPendingAddition = null;
private final WordComposer mWordComposer = new WordComposer();
private RichInputConnection mConnection = new RichInputConnection(this);
private final RichInputConnection mConnection = new RichInputConnection(this);
// Keep track of the last selection range to decide if we need to show word alternatives
private static final int NOT_A_CURSOR_POSITION = -1;
@ -2297,8 +2297,12 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
// expect to receive non-words.
if (!mSettings.getCurrent().mCorrectionEnabled) return null;
final Suggest suggest = mSuggest;
final UserHistoryDictionary userHistoryDictionary = mUserHistoryDictionary;
if (userHistoryDictionary != null) {
if (suggest == null || userHistoryDictionary == null) {
// Avoid concurrent issue
return null;
}
final String prevWord
= mConnection.getNthPreviousWord(mSettings.getCurrent().mWordSeparators, 2);
final String secondWord;
@ -2310,13 +2314,11 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
// 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 int maxFreq = AutoCorrection.getMaxFrequency(
mSuggest.getUnigramDictionaries(), suggestion);
suggest.getUnigramDictionaries(), suggestion);
if (maxFreq == 0) return null;
userHistoryDictionary.addToUserHistory(prevWord, secondWord, maxFreq > 0);
return prevWord;
}
return null;
}
/**
* Check if the cursor is actually at the end of a word. If so, restart suggestions on this