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[Rlog1] Track time of log statements 

Log statements are now recorded with a timestamp.  This is important for filtering out statements
not part of words that are sampled when spaces are inserted automatically.

multi-project commit with Change-Id: I68221a2528045d25632aef4bb716f92a4f4a56a4

Change-Id: I46ac9b3b1dcbb08425160d0109028cb64445139c
main
Kurt Partridge 2012-08-09 15:58:25 -07:00
parent 082507e1da
commit 5e854e281a
4 changed files with 77 additions and 28 deletions
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67
java/src/com/android/inputmethod/research/LogUnit.java
View File

@ -18,7 +18,7 @@ package com.android.inputmethod.research;
import com.android.inputmethod.latin.CollectionUtils;
import java.util.ArrayList;
import java.util.List;
/**
* A group of log statements related to each other.
@ -35,16 +35,39 @@ import java.util.ArrayList;
* been published recently, or whether the LogUnit contains numbers, etc.
*/
/* package */ class LogUnit {
private final ArrayList<String[]> mKeysList = CollectionUtils.newArrayList();
private final ArrayList<Object[]> mValuesList = CollectionUtils.newArrayList();
private final ArrayList<Boolean> mIsPotentiallyPrivate = CollectionUtils.newArrayList();
private final List<String[]> mKeysList;
private final List<Object[]> mValuesList;
// Assume that mTimeList is sorted in increasing order. Do not insert null values into
// mTimeList.
private final List<Long> mTimeList;
private final List<Boolean> mIsPotentiallyPrivate;
private String mWord;
private boolean mContainsDigit;
private boolean mMayContainDigit;
public LogUnit() {
mKeysList = CollectionUtils.newArrayList();
mValuesList = CollectionUtils.newArrayList();
mTimeList = CollectionUtils.newArrayList();
mIsPotentiallyPrivate = CollectionUtils.newArrayList();
}
private LogUnit(final List<String[]> keysList, final List<Object[]> valuesList,
final List<Long> timeList, final List<Boolean> isPotentiallyPrivate) {
mKeysList = keysList;
mValuesList = valuesList;
mTimeList = timeList;
mIsPotentiallyPrivate = isPotentiallyPrivate;
}
/**
* Adds a new log statement. The time parameter in successive calls to this method must be
* monotonically increasing, or splitByTime() will not work.
*/
public void addLogStatement(final String[] keys, final Object[] values,
final Boolean isPotentiallyPrivate) {
final long time, final boolean isPotentiallyPrivate) {
mKeysList.add(keys);
mValuesList.add(values);
mTimeList.add(time);
mIsPotentiallyPrivate.add(isPotentiallyPrivate);
}
@ -52,7 +75,7 @@ import java.util.ArrayList;
final int size = mKeysList.size();
for (int i = 0; i < size; i++) {
if (!mIsPotentiallyPrivate.get(i) || isIncludingPrivateData) {
researchLog.outputEvent(mKeysList.get(i), mValuesList.get(i));
researchLog.outputEvent(mKeysList.get(i), mValuesList.get(i), mTimeList.get(i));
}
}
}
@ -69,15 +92,37 @@ import java.util.ArrayList;
return mWord != null;
}
public void setContainsDigit() {
mContainsDigit = true;
public void setMayContainDigit() {
mMayContainDigit = true;
}
public boolean hasDigit() {
return mContainsDigit;
public boolean mayContainDigit() {
return mMayContainDigit;
}
public boolean isEmpty() {
return mKeysList.isEmpty();
}
/**
* Split this logUnit, with all events before maxTime staying in the current logUnit, and all
* events after maxTime going into a new LogUnit that is returned.
*/
public LogUnit splitByTime(final long maxTime) {
// Assume that mTimeList is in sorted order.
final int length = mTimeList.size();
for (int index = 0; index < length; index++) {
if (mTimeList.get(index) >= maxTime) {
final LogUnit newLogUnit = new LogUnit(
mKeysList.subList(index, length),
mValuesList.subList(index, length),
mTimeList.subList(index, length),
mIsPotentiallyPrivate.subList(index, length));
newLogUnit.mWord = null;
newLogUnit.mMayContainDigit = mMayContainDigit;
return newLogUnit;
}
}
return new LogUnit();
}
}

2
java/src/com/android/inputmethod/research/MainLogBuffer.java
View File

@ -113,7 +113,7 @@ public class MainLogBuffer extends LogBuffer {
final String word = logUnit.getWord();
if (word == null) {
// Digits outside words are a privacy threat.
if (logUnit.hasDigit()) {
if (logUnit.mayContainDigit()) {
return false;
}
} else {

4
java/src/com/android/inputmethod/research/ResearchLog.java
View File

@ -207,7 +207,7 @@ public class ResearchLog {
private static final String UPTIME_KEY = "_ut";
private static final String EVENT_TYPE_KEY = "_ty";
void outputEvent(final String[] keys, final Object[] values) {
void outputEvent(final String[] keys, final Object[] values, final long time) {
// Not thread safe.
if (keys.length == 0) {
return;
@ -225,7 +225,7 @@ public class ResearchLog {
}
mJsonWriter.beginObject();
mJsonWriter.name(CURRENT_TIME_KEY).value(System.currentTimeMillis());
mJsonWriter.name(UPTIME_KEY).value(SystemClock.uptimeMillis());
mJsonWriter.name(UPTIME_KEY).value(time);
mJsonWriter.name(EVENT_TYPE_KEY).value(keys[0]);
final int length = values.length;
for (int i = 0; i < length; i++) {

32
java/src/com/android/inputmethod/research/ResearchLogger.java
View File

@ -377,7 +377,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
Log.d(TAG, "stop called");
}
logStatistics();
commitCurrentLogUnit();
commitCurrentLogUnit(SystemClock.uptimeMillis());
if (mMainLogBuffer != null) {
publishLogBuffer(mMainLogBuffer, mMainResearchLog, false /* isIncludingPrivateData */);
@ -530,7 +530,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
return;
}
if (includeHistory) {
commitCurrentLogUnit();
commitCurrentLogUnit(SystemClock.uptimeMillis());
} else {
mFeedbackLogBuffer.clear();
}
@ -539,7 +539,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
feedbackContents
};
feedbackLogUnit.addLogStatement(EVENTKEYS_FEEDBACK, values,
false /* isPotentiallyPrivate */);
SystemClock.uptimeMillis(), false /* isPotentiallyPrivate */);
mFeedbackLogBuffer.shiftIn(feedbackLogUnit);
publishLogBuffer(mFeedbackLogBuffer, mFeedbackLog, true /* isIncludingPrivateData */);
mFeedbackLog.close(new Runnable() {
@ -641,12 +641,13 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
final Object[] values) {
assert values.length + 1 == keys.length;
if (isAllowedToLog()) {
mCurrentLogUnit.addLogStatement(keys, values, true /* isPotentiallyPrivate */);
final long time = SystemClock.uptimeMillis();
mCurrentLogUnit.addLogStatement(keys, values, time, true /* isPotentiallyPrivate */);
}
}
private void setCurrentLogUnitContainsDigitFlag() {
mCurrentLogUnit.setContainsDigit();
mCurrentLogUnit.setMayContainDigit();
}
/**
@ -664,16 +665,18 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
private synchronized void enqueueEvent(final String[] keys, final Object[] values) {
assert values.length + 1 == keys.length;
if (isAllowedToLog()) {
mCurrentLogUnit.addLogStatement(keys, values, false /* isPotentiallyPrivate */);
final long time = SystemClock.uptimeMillis();
mCurrentLogUnit.addLogStatement(keys, values, time, false /* isPotentiallyPrivate */);
}
}
/* package for test */ void commitCurrentLogUnit() {
/* package for test */ void commitCurrentLogUnit(final long maxTime) {
if (DEBUG) {
Log.d(TAG, "commitCurrentLogUnit" + (mCurrentLogUnit.hasWord() ?
": " + mCurrentLogUnit.getWord() : ""));
}
if (!mCurrentLogUnit.isEmpty()) {
final LogUnit newLogUnit = mCurrentLogUnit.splitByTime(maxTime);
if (mMainLogBuffer != null) {
mMainLogBuffer.shiftIn(mCurrentLogUnit);
if (mMainLogBuffer.isSafeToLog() && mMainResearchLog != null) {
@ -685,7 +688,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
if (mFeedbackLogBuffer != null) {
mFeedbackLogBuffer.shiftIn(mCurrentLogUnit);
}
mCurrentLogUnit = new LogUnit();
mCurrentLogUnit = newLogUnit;
Log.d(TAG, "commitCurrentLogUnit");
}
}
@ -703,7 +706,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
isIncludingPrivateData
};
openingLogUnit.addLogStatement(EVENTKEYS_LOG_SEGMENT_START, values,
false /* isPotentiallyPrivate */);
SystemClock.uptimeMillis(), false /* isPotentiallyPrivate */);
researchLog.publish(openingLogUnit, true /* isIncludingPrivateData */);
LogUnit logUnit;
while ((logUnit = logBuffer.shiftOut()) != null) {
@ -711,7 +714,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
}
final LogUnit closingLogUnit = new LogUnit();
closingLogUnit.addLogStatement(EVENTKEYS_LOG_SEGMENT_END, EVENTKEYS_NULLVALUES,
false /* isPotentiallyPrivate */);
SystemClock.uptimeMillis(), false /* isPotentiallyPrivate */);
researchLog.publish(closingLogUnit, true /* isIncludingPrivateData */);
}
@ -726,13 +729,13 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
return false;
}
private void onWordComplete(final String word) {
private void onWordComplete(final String word, final long maxTime) {
Log.d(TAG, "onWordComplete: " + word);
if (word != null && word.length() > 0 && hasLetters(word)) {
mCurrentLogUnit.setWord(word);
mStatistics.recordWordEntered();
}
commitCurrentLogUnit();
commitCurrentLogUnit(maxTime);
}
private static int scrubDigitFromCodePoint(int codePoint) {
@ -943,7 +946,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
}
final ResearchLogger researchLogger = getInstance();
researchLogger.enqueueEvent(EVENTKEYS_LATINIME_ONWINDOWHIDDEN, values);
researchLogger.commitCurrentLogUnit();
researchLogger.commitCurrentLogUnit(SystemClock.uptimeMillis());
getInstance().stop();
}
}
@ -1189,7 +1192,8 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
final ResearchLogger researchLogger = getInstance();
researchLogger.enqueuePotentiallyPrivateEvent(EVENTKEYS_RICHINPUTCONNECTION_COMMITTEXT,
values);
researchLogger.onWordComplete(scrubbedWord);
// TODO: Replace Long.MAX_VALUE with timestamp of last data to include
researchLogger.onWordComplete(scrubbedWord, Long.MAX_VALUE);
}
private static final String[] EVENTKEYS_RICHINPUTCONNECTION_DELETESURROUNDINGTEXT = {