2 files changed, 18 insertions, 5 deletions
diff --git a/java/src/com/android/inputmethod/research/LogUnit.java b/java/src/com/android/inputmethod/research/LogUnit.java
index 7b45ff175..cfba28909 100644
--- a/java/src/com/android/inputmethod/research/LogUnit.java
+++ b/java/src/com/android/inputmethod/research/LogUnit.java
@@ -133,7 +133,7 @@ import java.util.Map;
                 // will not have been opened for writing.
                 if (jsonWriter == null) {
                     jsonWriter = researchLog.getValidJsonWriterLocked();
-                    outputLogUnitStart(jsonWriter);
+                    outputLogUnitStart(jsonWriter, isIncludingPrivateData);
                 }
                 outputLogStatementToLocked(jsonWriter, mLogStatementList.get(i), mValuesList.get(i),
                         mTimeList.get(i));
@@ -169,11 +169,14 @@ import java.util.Map;
     private static final String LOG_UNIT_BEGIN_KEY = "logUnitStart";
     private static final String LOG_UNIT_END_KEY = "logUnitEnd";
 
-    private void outputLogUnitStart(final JsonWriter jsonWriter) {
+    private void outputLogUnitStart(final JsonWriter jsonWriter,
+            final boolean isIncludingPrivateData) {
         try {
             jsonWriter.beginObject();
             jsonWriter.name(CURRENT_TIME_KEY).value(System.currentTimeMillis());
-            jsonWriter.name(WORD_KEY).value(getWord());
+            if (isIncludingPrivateData) {
+                jsonWriter.name(WORD_KEY).value(getWord());
+            }
             jsonWriter.name(EVENT_TYPE_KEY).value(LOG_UNIT_BEGIN_KEY);
             jsonWriter.endObject();
         } catch (IOException e) {
diff --git a/java/src/com/android/inputmethod/research/ResearchLogger.java b/java/src/com/android/inputmethod/research/ResearchLogger.java
index ff8067f53..e8c3bdf81 100644
--- a/java/src/com/android/inputmethod/research/ResearchLogger.java
+++ b/java/src/com/android/inputmethod/research/ResearchLogger.java
@@ -1206,7 +1206,12 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
     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);
@@ -1277,7 +1282,12 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
             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);