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-rw-r--r--java/src/com/android/inputmethod/research/LogUnit.java9
-rw-r--r--java/src/com/android/inputmethod/research/ResearchLog.java12
-rw-r--r--java/src/com/android/inputmethod/research/ResearchLogger.java136
-rw-r--r--java/src/com/android/inputmethod/research/Statistics.java56
4 files changed, 158 insertions, 55 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/ResearchLog.java b/java/src/com/android/inputmethod/research/ResearchLog.java
index a2356e6a3..5edb46e27 100644
--- a/java/src/com/android/inputmethod/research/ResearchLog.java
+++ b/java/src/com/android/inputmethod/research/ResearchLog.java
@@ -16,6 +16,7 @@
package com.android.inputmethod.research;
+import android.content.Context;
import android.util.JsonWriter;
import android.util.Log;
@@ -23,7 +24,7 @@ import com.android.inputmethod.latin.define.ProductionFlag;
import java.io.BufferedWriter;
import java.io.File;
-import java.io.FileWriter;
+import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
@@ -50,6 +51,8 @@ public class ResearchLog {
/* package */ final ScheduledExecutorService mExecutor;
/* package */ final File mFile;
+ private final Context mContext;
+
private JsonWriter mJsonWriter = NULL_JSON_WRITER;
// true if at least one byte of data has been written out to the log file. This must be
// remembered because JsonWriter requires that calls matching calls to beginObject and
@@ -78,12 +81,13 @@ public class ResearchLog {
}
}
- public ResearchLog(final File outputFile) {
+ public ResearchLog(final File outputFile, Context context) {
if (outputFile == null) {
throw new IllegalArgumentException();
}
mExecutor = Executors.newSingleThreadScheduledExecutor();
mFile = outputFile;
+ mContext = context;
}
public synchronized void close(final Runnable onClosed) {
@@ -206,7 +210,9 @@ public class ResearchLog {
public JsonWriter getValidJsonWriterLocked() {
try {
if (mJsonWriter == NULL_JSON_WRITER) {
- mJsonWriter = new JsonWriter(new BufferedWriter(new FileWriter(mFile)));
+ final FileOutputStream fos =
+ mContext.openFileOutput(mFile.getName(), Context.MODE_PRIVATE);
+ mJsonWriter = new JsonWriter(new BufferedWriter(new OutputStreamWriter(fos)));
mJsonWriter.beginArray();
mHasWrittenData = true;
}
diff --git a/java/src/com/android/inputmethod/research/ResearchLogger.java b/java/src/com/android/inputmethod/research/ResearchLogger.java
index 4d0808271..79a11fbaf 100644
--- a/java/src/com/android/inputmethod/research/ResearchLogger.java
+++ b/java/src/com/android/inputmethod/research/ResearchLogger.java
@@ -324,11 +324,22 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
sIsLogging = enableLogging;
}
+ private static int sLogFileCounter = 0;
+
private File createLogFile(File filesDir) {
final StringBuilder sb = new StringBuilder();
sb.append(FILENAME_PREFIX).append('-');
sb.append(mUUIDString).append('-');
- sb.append(TIMESTAMP_DATEFORMAT.format(new Date()));
+ sb.append(TIMESTAMP_DATEFORMAT.format(new Date())).append('-');
+ // Sometimes logFiles are created within milliseconds of each other. Append a counter to
+ // separate these.
+ if (sLogFileCounter < Integer.MAX_VALUE) {
+ sLogFileCounter++;
+ } else {
+ // Wrap the counter, in the unlikely event of overflow.
+ sLogFileCounter = 0;
+ }
+ sb.append(sLogFileCounter);
sb.append(FILENAME_SUFFIX);
return new File(filesDir, sb.toString());
}
@@ -374,12 +385,12 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
return;
}
if (mMainLogBuffer == null) {
- mMainResearchLog = new ResearchLog(createLogFile(mFilesDir));
+ mMainResearchLog = new ResearchLog(createLogFile(mFilesDir), mLatinIME);
mMainLogBuffer = new MainLogBuffer(mMainResearchLog);
mMainLogBuffer.setSuggest(mSuggest);
}
if (mFeedbackLogBuffer == null) {
- mFeedbackLog = new ResearchLog(createLogFile(mFilesDir));
+ mFeedbackLog = new ResearchLog(createLogFile(mFilesDir), mLatinIME);
// LogBuffer is one more than FEEDBACK_WORD_BUFFER_SIZE, because it must also hold
// the feedback LogUnit itself.
mFeedbackLogBuffer = new FixedLogBuffer(FEEDBACK_WORD_BUFFER_SIZE + 1);
@@ -599,7 +610,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
uploadNow();
}
});
- mFeedbackLog = new ResearchLog(createLogFile(mFilesDir));
+ mFeedbackLog = new ResearchLog(createLogFile(mFilesDir), mLatinIME);
}
public void uploadNow() {
@@ -730,6 +741,8 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
}
}
+ private static final LogStatement LOGSTATEMENT_UNCOMMIT_CURRENT_LOGUNIT =
+ new LogStatement("UncommitCurrentLogUnit", false, false);
public void uncommitCurrentLogUnit(final String expectedWord,
final boolean dumpCurrentLogUnit) {
// The user has deleted this word and returned to the previous. Check that the word in the
@@ -768,6 +781,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
if (mFeedbackLogBuffer != null) {
mFeedbackLogBuffer.unshiftIn();
}
+ enqueueEvent(LOGSTATEMENT_UNCOMMIT_CURRENT_LOGUNIT);
if (DEBUG) {
Log.d(TAG, "uncommitCurrentLogUnit (dump=" + dumpCurrentLogUnit + ") back to "
+ (mCurrentLogUnit.hasWord() ? ": '" + mCurrentLogUnit.getWord() + "'" : ""));
@@ -1162,7 +1176,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
suggestion == null ? null : scrubbedWord, Constants.SUGGESTION_STRIP_COORDINATE,
Constants.SUGGESTION_STRIP_COORDINATE);
researchLogger.commitCurrentLogUnitAsWord(scrubbedWord, Long.MAX_VALUE, isBatchMode);
- researchLogger.mStatistics.recordManualSuggestion();
+ researchLogger.mStatistics.recordManualSuggestion(SystemClock.uptimeMillis());
}
/**
@@ -1172,21 +1186,21 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
*/
private static final LogStatement LOGSTATEMENT_LATINIME_PUNCTUATIONSUGGESTION =
new LogStatement("LatinIMEPunctuationSuggestion", false, false, "index", "suggestion",
- "x", "y");
+ "x", "y", "isPrediction");
public static void latinIME_punctuationSuggestion(final int index, final String suggestion,
- final boolean isBatchMode) {
+ final boolean isBatchMode, final boolean isPrediction) {
final ResearchLogger researchLogger = getInstance();
researchLogger.enqueueEvent(LOGSTATEMENT_LATINIME_PUNCTUATIONSUGGESTION, index, suggestion,
- Constants.SUGGESTION_STRIP_COORDINATE, Constants.SUGGESTION_STRIP_COORDINATE);
+ Constants.SUGGESTION_STRIP_COORDINATE, Constants.SUGGESTION_STRIP_COORDINATE,
+ isPrediction);
researchLogger.commitCurrentLogUnitAsWord(suggestion, Long.MAX_VALUE, isBatchMode);
}
/**
* Log a call to LatinIME.sendKeyCodePoint().
*
- * SystemResponse: The IME is simulating a hardware keypress. This happens for numbers; other
- * input typically goes through RichInputConnection.setComposingText() and
- * RichInputConnection.commitText().
+ * SystemResponse: The IME is inserting text into the TextView for numbers, fixed strings, or
+ * some other unusual mechanism.
*/
private static final LogStatement LOGSTATEMENT_LATINIME_SENDKEYCODEPOINT =
new LogStatement("LatinIMESendKeyCodePoint", true, false, "code");
@@ -1200,6 +1214,24 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
}
/**
+ * Log a call to LatinIME.promotePhantomSpace().
+ *
+ * SystemResponse: The IME is inserting a real space in place of a phantom space.
+ */
+ private static final LogStatement LOGSTATEMENT_LATINIME_PROMOTEPHANTOMSPACE =
+ new LogStatement("LatinIMEPromotPhantomSpace", false, false);
+ public static void latinIME_promotePhantomSpace() {
+ final ResearchLogger researchLogger = getInstance();
+ final LogUnit logUnit;
+ if (researchLogger.mMainLogBuffer == null) {
+ logUnit = researchLogger.mCurrentLogUnit;
+ } else {
+ logUnit = researchLogger.mMainLogBuffer.peekLastLogUnit();
+ }
+ researchLogger.enqueueEvent(logUnit, LOGSTATEMENT_LATINIME_PROMOTEPHANTOMSPACE);
+ }
+
+ /**
* Log a call to LatinIME.swapSwapperAndSpace().
*
* SystemResponse: A symbol has been swapped with a space character. E.g. punctuation may swap
@@ -1211,7 +1243,12 @@ 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);
@@ -1277,20 +1314,27 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
*/
private static final LogStatement LOGSTATEMENT_LATINIME_REVERTCOMMIT =
new LogStatement("LatinIMERevertCommit", true, false, "committedWord",
- "originallyTypedWord");
+ "originallyTypedWord", "separatorString");
public static void latinIME_revertCommit(final String committedWord,
- final String originallyTypedWord, final boolean isBatchMode) {
+ final String originallyTypedWord, final boolean isBatchMode,
+ final String separatorString) {
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);
}
}
researchLogger.enqueueEvent(logUnit != null ? logUnit : researchLogger.mCurrentLogUnit,
- LOGSTATEMENT_LATINIME_REVERTCOMMIT, committedWord, originallyTypedWord);
- researchLogger.mStatistics.recordRevertCommit();
+ LOGSTATEMENT_LATINIME_REVERTCOMMIT, committedWord, originallyTypedWord,
+ separatorString);
+ researchLogger.mStatistics.recordRevertCommit(SystemClock.uptimeMillis());
researchLogger.commitCurrentLogUnitAsWord(originallyTypedWord, Long.MAX_VALUE, isBatchMode);
}
@@ -1620,28 +1664,62 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
final ResearchLogger researchLogger = getInstance();
researchLogger.enqueueEvent(LOGSTATEMENT_LATINIME_ONENDBATCHINPUT, enteredText,
enteredWordPos);
- researchLogger.mStatistics.recordGestureInput(enteredText.length());
+ researchLogger.mStatistics.recordGestureInput(enteredText.length(),
+ SystemClock.uptimeMillis());
}
/**
- * Log a call to LatinIME.handleBackspace().
+ * Log a call to LatinIME.handleBackspace() that is not a batch delete.
+ *
+ * UserInput: The user is deleting one or more characters by hitting the backspace key once.
+ * The covers single character deletes as well as deleting selections.
+ */
+ private static final LogStatement LOGSTATEMENT_LATINIME_HANDLEBACKSPACE =
+ new LogStatement("LatinIMEHandleBackspace", true, false, "numCharacters");
+ public static void latinIME_handleBackspace(final int numCharacters) {
+ final ResearchLogger researchLogger = getInstance();
+ researchLogger.enqueueEvent(LOGSTATEMENT_LATINIME_HANDLEBACKSPACE, numCharacters);
+ }
+
+ /**
+ * Log a call to LatinIME.handleBackspace() that is a batch delete.
*
* UserInput: The user is deleting a gestured word by hitting the backspace key once.
*/
private static final LogStatement LOGSTATEMENT_LATINIME_HANDLEBACKSPACE_BATCH =
- new LogStatement("LatinIMEHandleBackspaceBatch", true, false, "deletedText");
- public static void latinIME_handleBackspace_batch(final CharSequence deletedText) {
+ new LogStatement("LatinIMEHandleBackspaceBatch", true, false, "deletedText",
+ "numCharacters");
+ public static void latinIME_handleBackspace_batch(final CharSequence deletedText,
+ final int numCharacters) {
+ final ResearchLogger researchLogger = getInstance();
+ researchLogger.enqueueEvent(LOGSTATEMENT_LATINIME_HANDLEBACKSPACE_BATCH, deletedText,
+ numCharacters);
+ researchLogger.mStatistics.recordGestureDelete(deletedText.length(),
+ SystemClock.uptimeMillis());
+ }
+
+ /**
+ * Log a long interval between user operation.
+ *
+ * UserInput: The user has not done anything for a while.
+ */
+ private static final LogStatement LOGSTATEMENT_ONUSERPAUSE = new LogStatement("OnUserPause",
+ false, false, "intervalInMs");
+ public static void onUserPause(final long interval) {
final ResearchLogger researchLogger = getInstance();
- researchLogger.enqueueEvent(LOGSTATEMENT_LATINIME_HANDLEBACKSPACE_BATCH, deletedText);
- researchLogger.mStatistics.recordGestureDelete();
+ researchLogger.enqueueEvent(LOGSTATEMENT_ONUSERPAUSE, interval);
}
- public static void latinIME_handleSeparator() {
- // Reset the saved down event time. For tapping, motion events, etc. before the separator
- // are assigned to the previous LogUnit, and events after the separator are assigned to the
- // next LogUnit. In the case of multitap, this might capture down events corresponding to
- // the next word, however it should not be more than a character or two.
- getInstance().setSavedDownEventTime(SystemClock.uptimeMillis());
+ /**
+ * Record the current time in case the LogUnit is later split.
+ *
+ * If the current logUnitis split, then tapping, motion events, etc. before this time should
+ * be assigned to one LogUnit, and events after this time should go into the following LogUnit.
+ */
+ public static void recordTimeForLogUnitSplit() {
+ final ResearchLogger researchLogger = getInstance();
+ researchLogger.setSavedDownEventTime(SystemClock.uptimeMillis());
+ researchLogger.mSavedDownEventTime = Long.MAX_VALUE;
}
/**
diff --git a/java/src/com/android/inputmethod/research/Statistics.java b/java/src/com/android/inputmethod/research/Statistics.java
index e9c02c919..a9202651e 100644
--- a/java/src/com/android/inputmethod/research/Statistics.java
+++ b/java/src/com/android/inputmethod/research/Statistics.java
@@ -134,17 +134,9 @@ public class Statistics {
if (DEBUG) {
Log.d(TAG, "recordChar() called");
}
- final long delta = time - mLastTapTime;
if (codePoint == Constants.CODE_DELETE) {
mDeleteKeyCount++;
- if (delta < MIN_DELETION_INTERMISSION) {
- if (mIsLastKeyDeleteKey) {
- mDuringRepeatedDeleteKeysCounter.add(delta);
- } else {
- mBeforeDeleteKeyCounter.add(delta);
- }
- }
- mIsLastKeyDeleteKey = true;
+ recordUserAction(time, true /* isDeletion */);
} else {
mCharCount++;
if (Character.isDigit(codePoint)) {
@@ -156,14 +148,8 @@ public class Statistics {
if (Character.isSpaceChar(codePoint)) {
mSpaceCount++;
}
- if (mIsLastKeyDeleteKey && delta < MIN_DELETION_INTERMISSION) {
- mAfterDeleteKeyCounter.add(delta);
- } else if (!mIsLastKeyDeleteKey && delta < MIN_TYPING_INTERMISSION) {
- mKeyCounter.add(delta);
- }
- mIsLastKeyDeleteKey = false;
+ recordUserAction(time, false /* isDeletion */);
}
- mLastTapTime = time;
}
public void recordWordEntered(final boolean isDictionaryWord) {
@@ -177,9 +163,10 @@ public class Statistics {
mSplitWordsCount++;
}
- public void recordGestureInput(final int numCharsEntered) {
+ public void recordGestureInput(final int numCharsEntered, final long time) {
mGesturesInputCount++;
mGesturesCharsCount += numCharsEntered;
+ recordUserAction(time, false /* isDeletion */);
}
public void setIsEmptyUponStarting(final boolean isEmpty) {
@@ -187,14 +174,43 @@ public class Statistics {
mIsEmptinessStateKnown = true;
}
- public void recordGestureDelete() {
+ public void recordGestureDelete(final int length, final long time) {
mGesturesDeletedCount++;
+ recordUserAction(time, true /* isDeletion */);
}
- public void recordManualSuggestion() {
+
+ public void recordManualSuggestion(final long time) {
mManualSuggestionsCount++;
+ recordUserAction(time, false /* isDeletion */);
}
- public void recordRevertCommit() {
+ public void recordRevertCommit(final long time) {
mRevertCommitsCount++;
+ recordUserAction(time, true /* isDeletion */);
+ }
+
+ private void recordUserAction(final long time, final boolean isDeletion) {
+ final long delta = time - mLastTapTime;
+ if (isDeletion) {
+ if (delta < MIN_DELETION_INTERMISSION) {
+ if (mIsLastKeyDeleteKey) {
+ mDuringRepeatedDeleteKeysCounter.add(delta);
+ } else {
+ mBeforeDeleteKeyCounter.add(delta);
+ }
+ } else {
+ ResearchLogger.onUserPause(delta);
+ }
+ } else {
+ if (mIsLastKeyDeleteKey && delta < MIN_DELETION_INTERMISSION) {
+ mAfterDeleteKeyCounter.add(delta);
+ } else if (!mIsLastKeyDeleteKey && delta < MIN_TYPING_INTERMISSION) {
+ mKeyCounter.add(delta);
+ } else {
+ ResearchLogger.onUserPause(delta);
+ }
+ }
+ mIsLastKeyDeleteKey = isDeletion;
+ mLastTapTime = time;
}
}