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Record number of words entered 

This change records the number of words entered in every LogUnit.
This metric is helpful for determining how much multi-word gestures
and spaceless tapping is used.

Change-Id: I4c6d0f9d78e4ac2dd63fd53ed2ec70b368366f15
main
Kurt Partridge 2013-06-24 16:56:29 -07:00
parent b1b21d4eea
commit 169571b3c0
1 changed files with 10 additions and 16 deletions
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24
java/src/com/android/inputmethod/research/LogUnit.java
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@ -146,7 +146,8 @@ public class LogUnit {
if (size != 0) { if (size != 0) {
// Note that jsonWriter is only set to a non-null value if the logUnit start text is // Note that jsonWriter is only set to a non-null value if the logUnit start text is
// output and at least one logStatement is output. // output and at least one logStatement is output.
JsonWriter jsonWriter = null; JsonWriter jsonWriter = researchLog.getInitializedJsonWriterLocked();
outputLogUnitStart(jsonWriter, canIncludePrivateData);
for (int i = 0; i < size; i++) { for (int i = 0; i < size; i++) {
final LogStatement logStatement = mLogStatementList.get(i); final LogStatement logStatement = mLogStatementList.get(i);
if (!canIncludePrivateData && logStatement.isPotentiallyPrivate()) { if (!canIncludePrivateData && logStatement.isPotentiallyPrivate()) {
@ -155,42 +156,35 @@ public class LogUnit {
if (mIsPartOfMegaword && logStatement.isPotentiallyRevealing()) { if (mIsPartOfMegaword && logStatement.isPotentiallyRevealing()) {
continue; continue;
} }
// Only retrieve the jsonWriter if we need to. If we don't get this far, then
// researchLog.getInitializedJsonWriterLocked() will not ever be called, and the
// file will not have been opened for writing.
if (jsonWriter == null) {
jsonWriter = researchLog.getInitializedJsonWriterLocked();
outputLogUnitStart(jsonWriter, canIncludePrivateData);
}
logStatement.outputToLocked(jsonWriter, mTimeList.get(i), mValuesList.get(i)); logStatement.outputToLocked(jsonWriter, mTimeList.get(i), mValuesList.get(i));
} }
if (jsonWriter != null) {
// We must have called logUnitStart earlier, so emit a logUnitStop.
outputLogUnitStop(jsonWriter); outputLogUnitStop(jsonWriter);
} }
} }
}
private static final String WORD_KEY = "_wo"; private static final String WORD_KEY = "_wo";
private static final String NUM_WORDS_KEY = "_nw";
private static final String CORRECTION_TYPE_KEY = "_corType"; private static final String CORRECTION_TYPE_KEY = "_corType";
private static final String LOG_UNIT_BEGIN_KEY = "logUnitStart"; private static final String LOG_UNIT_BEGIN_KEY = "logUnitStart";
private static final String LOG_UNIT_END_KEY = "logUnitEnd"; private static final String LOG_UNIT_END_KEY = "logUnitEnd";
final LogStatement LOGSTATEMENT_LOG_UNIT_BEGIN_WITH_PRIVATE_DATA = final LogStatement LOGSTATEMENT_LOG_UNIT_BEGIN_WITH_PRIVATE_DATA =
new LogStatement(LOG_UNIT_BEGIN_KEY, false /* isPotentiallyPrivate */, new LogStatement(LOG_UNIT_BEGIN_KEY, false /* isPotentiallyPrivate */,
false /* isPotentiallyRevealing */, WORD_KEY, CORRECTION_TYPE_KEY); false /* isPotentiallyRevealing */, WORD_KEY, CORRECTION_TYPE_KEY,
NUM_WORDS_KEY);
final LogStatement LOGSTATEMENT_LOG_UNIT_BEGIN_WITHOUT_PRIVATE_DATA = final LogStatement LOGSTATEMENT_LOG_UNIT_BEGIN_WITHOUT_PRIVATE_DATA =
new LogStatement(LOG_UNIT_BEGIN_KEY, false /* isPotentiallyPrivate */, new LogStatement(LOG_UNIT_BEGIN_KEY, false /* isPotentiallyPrivate */,
false /* isPotentiallyRevealing */); false /* isPotentiallyRevealing */, NUM_WORDS_KEY);
private void outputLogUnitStart(final JsonWriter jsonWriter, private void outputLogUnitStart(final JsonWriter jsonWriter,
final boolean canIncludePrivateData) { final boolean canIncludePrivateData) {
final LogStatement logStatement; final LogStatement logStatement;
if (canIncludePrivateData) { if (canIncludePrivateData) {
LOGSTATEMENT_LOG_UNIT_BEGIN_WITH_PRIVATE_DATA.outputToLocked(jsonWriter, LOGSTATEMENT_LOG_UNIT_BEGIN_WITH_PRIVATE_DATA.outputToLocked(jsonWriter,
SystemClock.uptimeMillis(), getWordsAsString(), getCorrectionType()); SystemClock.uptimeMillis(), getWordsAsString(), getCorrectionType(),
getNumWords());
} else { } else {
LOGSTATEMENT_LOG_UNIT_BEGIN_WITHOUT_PRIVATE_DATA.outputToLocked(jsonWriter, LOGSTATEMENT_LOG_UNIT_BEGIN_WITHOUT_PRIVATE_DATA.outputToLocked(jsonWriter,
SystemClock.uptimeMillis()); SystemClock.uptimeMillis(), getNumWords());
} }
} }