[Rlog] Fix some potential NPEs
Change-Id: I07b18b5db81784dca32683e5f208088181c5eed9
diff --git a/java/src/com/android/inputmethod/research/ResearchLogger.java b/java/src/com/android/inputmethod/research/ResearchLogger.java
index 5c44af1..01b5bdd 100644
--- a/java/src/com/android/inputmethod/research/ResearchLogger.java
+++ b/java/src/com/android/inputmethod/research/ResearchLogger.java
@@ -1202,7 +1202,12 @@
public static void latinIME_swapSwapperAndSpace(final CharSequence originalCharacters,
final String charactersAfterSwap) {
final ResearchLogger researchLogger = getInstance();
- final LogUnit logUnit = researchLogger.mMainLogBuffer.peekLastLogUnit();
+ final LogUnit logUnit;
+ if (researchLogger.mMainLogBuffer == null) {
+ logUnit = null;
+ } else {
+ logUnit = researchLogger.mMainLogBuffer.peekLastLogUnit();
+ }
if (logUnit != null) {
researchLogger.enqueueEvent(logUnit, LOGSTATEMENT_LATINIME_SWAPSWAPPERANDSPACE,
originalCharacters, charactersAfterSwap);
@@ -1273,7 +1278,12 @@
final String originallyTypedWord, final boolean isBatchMode) {
final ResearchLogger researchLogger = getInstance();
// TODO: Verify that mCurrentLogUnit has been restored and contains the reverted word.
- final LogUnit logUnit = researchLogger.mMainLogBuffer.peekLastLogUnit();
+ final LogUnit logUnit;
+ if (researchLogger.mMainLogBuffer == null) {
+ logUnit = null;
+ } else {
+ logUnit = researchLogger.mMainLogBuffer.peekLastLogUnit();
+ }
if (originallyTypedWord.length() > 0 && hasLetters(originallyTypedWord)) {
if (logUnit != null) {
logUnit.setWord(originallyTypedWord);