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-rw-r--r--java/src/com/android/inputmethod/research/ResearchLogger.java20
1 files changed, 10 insertions, 10 deletions
diff --git a/java/src/com/android/inputmethod/research/ResearchLogger.java b/java/src/com/android/inputmethod/research/ResearchLogger.java
index 57b740b95..aa4a866b8 100644
--- a/java/src/com/android/inputmethod/research/ResearchLogger.java
+++ b/java/src/com/android/inputmethod/research/ResearchLogger.java
@@ -854,23 +854,22 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
// The user has deleted this word and returned to the previous. Check that the word in the
// logUnit matches the expected word. If so, restore the last log unit committed to be the
// current logUnit. I.e., pull out the last LogUnit from all the LogBuffers, and make
- // restore it to mCurrentLogUnit so the new edits are captured with the word. Optionally
- // dump the contents of mCurrentLogUnit (useful if they contain deletions of the next word
- // that should not be reported to protect user privacy)
+ // it the mCurrentLogUnit so the new edits are captured with the word. Optionally dump the
+ // contents of mCurrentLogUnit (useful if they contain deletions of the next word that
+ // should not be reported to protect user privacy)
//
// Note that we don't use mLastLogUnit here, because it only goes one word back and is only
// needed for reverts, which only happen one back.
final LogUnit oldLogUnit = mMainLogBuffer.peekLastLogUnit();
- // Check that expected word matches.
+ // Check that expected word matches. It's ok if both strings are null, because this is the
+ // case where the LogUnit is storing a non-word, e.g. a separator.
if (oldLogUnit != null) {
- final String oldLogUnitWords = oldLogUnit.getWordsAsString();
// Because the word is stored in the LogUnit with digits scrubbed, the comparison must
// be made on a scrubbed version of the expectedWord as well.
- if (oldLogUnitWords != null && !oldLogUnitWords.equals(
- scrubDigitsFromString(expectedWord))) {
- return;
- }
+ final String scrubbedExpectedWord = scrubDigitsFromString(expectedWord);
+ final String oldLogUnitWords = oldLogUnit.getWordsAsString();
+ if (!TextUtils.equals(scrubbedExpectedWord, oldLogUnitWords)) return;
}
// Uncommit, merging if necessary.
@@ -986,7 +985,8 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
return Character.isDigit(codePoint) ? DIGIT_REPLACEMENT_CODEPOINT : codePoint;
}
- /* package for test */ static String scrubDigitsFromString(String s) {
+ /* package for test */ static String scrubDigitsFromString(final String s) {
+ if (s == null) return null;
StringBuilder sb = null;
final int length = s.length();
for (int i = 0; i < length; i = s.offsetByCodePoints(i, 1)) {