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[Rlog6.2] ResearchLogging Refactor

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Move specifics of Log output format from ResearchLog to LogUnit

Change-Id: I9d0253c50bb8175ab141bd87dd9a09f39f316b10
This commit is contained in:
Kurt Partridge 2012-12-18 13:59:22 -08:00
parent 41fe487e3a
commit 58281a98eb
3 changed files with 191 additions and 101 deletions
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103
java/src/com/android/inputmethod/research/JsonUtils.java Normal file
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@ -0,0 +1,103 @@
/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.android.inputmethod.research;
import android.content.SharedPreferences;
import android.util.JsonWriter;
import android.view.inputmethod.CompletionInfo;
import com.android.inputmethod.keyboard.Key;
import com.android.inputmethod.latin.SuggestedWords;
import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
import java.io.IOException;
import java.util.Map;
/* package */ class JsonUtils {
private JsonUtils() {
// This utility class is not publicly instantiable.
}
/* package */ static void writeJson(final CompletionInfo[] ci, final JsonWriter jsonWriter)
throws IOException {
jsonWriter.beginArray();
for (int j = 0; j < ci.length; j++) {
jsonWriter.value(ci[j].toString());
}
jsonWriter.endArray();
}
/* package */ static void writeJson(final SharedPreferences prefs, final JsonWriter jsonWriter)
throws IOException {
jsonWriter.beginObject();
for (Map.Entry<String,?> entry : prefs.getAll().entrySet()) {
jsonWriter.name(entry.getKey());
final Object innerValue = entry.getValue();
if (innerValue == null) {
jsonWriter.nullValue();
} else if (innerValue instanceof Boolean) {
jsonWriter.value((Boolean) innerValue);
} else if (innerValue instanceof Number) {
jsonWriter.value((Number) innerValue);
} else {
jsonWriter.value(innerValue.toString());
}
}
jsonWriter.endObject();
}
/* package */ static void writeJson(final Key[] keys, final JsonWriter jsonWriter)
throws IOException {
jsonWriter.beginArray();
for (Key key : keys) {
writeJson(key, jsonWriter);
}
jsonWriter.endArray();
}
private static void writeJson(final Key key, final JsonWriter jsonWriter) throws IOException {
jsonWriter.beginObject();
jsonWriter.name("code").value(key.mCode);
jsonWriter.name("altCode").value(key.getAltCode());
jsonWriter.name("x").value(key.mX);
jsonWriter.name("y").value(key.mY);
jsonWriter.name("w").value(key.mWidth);
jsonWriter.name("h").value(key.mHeight);
jsonWriter.endObject();
}
/* package */ static void writeJson(final SuggestedWords words, final JsonWriter jsonWriter)
throws IOException {
jsonWriter.beginObject();
jsonWriter.name("typedWordValid").value(words.mTypedWordValid);
jsonWriter.name("willAutoCorrect")
.value(words.mWillAutoCorrect);
jsonWriter.name("isPunctuationSuggestions")
.value(words.mIsPunctuationSuggestions);
jsonWriter.name("isObsoleteSuggestions").value(words.mIsObsoleteSuggestions);
jsonWriter.name("isPrediction").value(words.mIsPrediction);
jsonWriter.name("words");
jsonWriter.beginArray();
final int size = words.size();
for (int j = 0; j < size; j++) {
final SuggestedWordInfo wordInfo = words.getWordInfo(j);
jsonWriter.value(wordInfo.toString());
}
jsonWriter.endArray();
jsonWriter.endObject();
}
}

84
java/src/com/android/inputmethod/research/LogUnit.java
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@ -16,10 +16,21 @@
package com.android.inputmethod.research;
import android.content.SharedPreferences;
import android.util.JsonWriter;
import android.util.Log;
import android.view.inputmethod.CompletionInfo;
import com.android.inputmethod.keyboard.Key;
import com.android.inputmethod.latin.SuggestedWords;
import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
import com.android.inputmethod.latin.define.ProductionFlag;
import com.android.inputmethod.research.ResearchLogger.LogStatement;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
/**
* A group of log statements related to each other.
@ -36,6 +47,8 @@ import java.util.List;
* been published recently, or whether the LogUnit contains numbers, etc.
*/
/* package */ class LogUnit {
private static final String TAG = LogUnit.class.getSimpleName();
private static final boolean DEBUG = false && ProductionFlag.IS_EXPERIMENTAL_DEBUG;
private final ArrayList<LogStatement> mLogStatementList;
private final ArrayList<Object[]> mValuesList;
// Assume that mTimeList is sorted in increasing order. Do not insert null values into
@ -77,8 +90,13 @@ import java.util.List;
mTimeList.add(time);
}
public void publishTo(final ResearchLog researchLog, final boolean isIncludingPrivateData) {
/**
* Publish the contents of this LogUnit to researchLog.
*/
public synchronized void publishTo(final ResearchLog researchLog,
final boolean isIncludingPrivateData) {
final int size = mLogStatementList.size();
// Write out any logStatement that passes the privacy filter.
for (int i = 0; i < size; i++) {
final LogStatement logStatement = mLogStatementList.get(i);
if (!isIncludingPrivateData && logStatement.mIsPotentiallyPrivate) {
@ -87,10 +105,72 @@ import java.util.List;
if (mIsPartOfMegaword && logStatement.mIsPotentiallyRevealing) {
continue;
}
researchLog.outputEvent(mLogStatementList.get(i), mValuesList.get(i), mTimeList.get(i));
// Only retrieve the jsonWriter if we need to. If we don't get this far, then
// researchLog.getValidJsonWriter() will not open the file for writing.
final JsonWriter jsonWriter = researchLog.getValidJsonWriterLocked();
outputLogStatementToLocked(jsonWriter, mLogStatementList.get(i), mValuesList.get(i),
mTimeList.get(i));
}
}
private static final String CURRENT_TIME_KEY = "_ct";
private static final String UPTIME_KEY = "_ut";
private static final String EVENT_TYPE_KEY = "_ty";
/**
* Write the logStatement and its contents out through jsonWriter.
*
* Note that this method is not thread safe for the same jsonWriter. Callers must ensure
* thread safety.
*/
private boolean outputLogStatementToLocked(final JsonWriter jsonWriter,
final LogStatement logStatement, final Object[] values, final Long time) {
if (DEBUG) {
if (logStatement.mKeys.length != values.length) {
Log.d(TAG, "Key and Value list sizes do not match. " + logStatement.mName);
}
}
try {
jsonWriter.beginObject();
jsonWriter.name(CURRENT_TIME_KEY).value(System.currentTimeMillis());
jsonWriter.name(UPTIME_KEY).value(time);
jsonWriter.name(EVENT_TYPE_KEY).value(logStatement.mName);
final String[] keys = logStatement.mKeys;
final int length = values.length;
for (int i = 0; i < length; i++) {
jsonWriter.name(keys[i]);
final Object value = values[i];
if (value instanceof CharSequence) {
jsonWriter.value(value.toString());
} else if (value instanceof Number) {
jsonWriter.value((Number) value);
} else if (value instanceof Boolean) {
jsonWriter.value((Boolean) value);
} else if (value instanceof CompletionInfo[]) {
JsonUtils.writeJson((CompletionInfo[]) value, jsonWriter);
} else if (value instanceof SharedPreferences) {
JsonUtils.writeJson((SharedPreferences) value, jsonWriter);
} else if (value instanceof Key[]) {
JsonUtils.writeJson((Key[]) value, jsonWriter);
} else if (value instanceof SuggestedWords) {
JsonUtils.writeJson((SuggestedWords) value, jsonWriter);
} else if (value == null) {
jsonWriter.nullValue();
} else {
Log.w(TAG, "Unrecognized type to be logged: " +
(value == null ? "<null>" : value.getClass().getName()));
jsonWriter.nullValue();
}
}
jsonWriter.endObject();
} catch (IOException e) {
e.printStackTrace();
Log.w(TAG, "Error in JsonWriter; skipping LogStatement");
return false;
}
return true;
}
public void setWord(String word) {
mWord = word;
}

105
java/src/com/android/inputmethod/research/ResearchLog.java
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@ -16,17 +16,10 @@
package com.android.inputmethod.research;
import android.content.SharedPreferences;
import android.os.SystemClock;
import android.util.JsonWriter;
import android.util.Log;
import android.view.inputmethod.CompletionInfo;
import com.android.inputmethod.keyboard.Key;
import com.android.inputmethod.latin.SuggestedWords;
import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
import com.android.inputmethod.latin.define.ProductionFlag;
import com.android.inputmethod.research.ResearchLogger.LogStatement;
import java.io.BufferedWriter;
import java.io.File;
@ -34,7 +27,6 @@ import java.io.FileWriter;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.util.Map;
import java.util.concurrent.Callable;
import java.util.concurrent.Executors;
import java.util.concurrent.RejectedExecutionException;
@ -204,103 +196,17 @@ public class ResearchLog {
}
}
private static final String CURRENT_TIME_KEY = "_ct";
private static final String UPTIME_KEY = "_ut";
private static final String EVENT_TYPE_KEY = "_ty";
void outputEvent(final LogStatement logStatement, final Object[] values, final long time) {
// Not thread safe.
if (DEBUG) {
if (logStatement.mKeys.length != values.length) {
Log.d(TAG, "Key and Value list sizes do not match. " + logStatement.mName);
}
}
/**
* Return a JsonWriter for this ResearchLog. It is initialized the first time this method is
* called. The cached value is returned in future calls.
*/
public JsonWriter getValidJsonWriterLocked() {
try {
if (mJsonWriter == NULL_JSON_WRITER) {
mJsonWriter = new JsonWriter(new BufferedWriter(new FileWriter(mFile)));
mJsonWriter.beginArray();
mHasWrittenData = true;
}
mJsonWriter.beginObject();
mJsonWriter.name(CURRENT_TIME_KEY).value(System.currentTimeMillis());
mJsonWriter.name(UPTIME_KEY).value(time);
mJsonWriter.name(EVENT_TYPE_KEY).value(logStatement.mName);
final String[] keys = logStatement.mKeys;
final int length = values.length;
for (int i = 0; i < length; i++) {
mJsonWriter.name(keys[i]);
Object value = values[i];
if (value instanceof CharSequence) {
mJsonWriter.value(value.toString());
} else if (value instanceof Number) {
mJsonWriter.value((Number) value);
} else if (value instanceof Boolean) {
mJsonWriter.value((Boolean) value);
} else if (value instanceof CompletionInfo[]) {
CompletionInfo[] ci = (CompletionInfo[]) value;
mJsonWriter.beginArray();
for (int j = 0; j < ci.length; j++) {
mJsonWriter.value(ci[j].toString());
}
mJsonWriter.endArray();
} else if (value instanceof SharedPreferences) {
SharedPreferences prefs = (SharedPreferences) value;
mJsonWriter.beginObject();
for (Map.Entry<String,?> entry : prefs.getAll().entrySet()) {
mJsonWriter.name(entry.getKey());
final Object innerValue = entry.getValue();
if (innerValue == null) {
mJsonWriter.nullValue();
} else if (innerValue instanceof Boolean) {
mJsonWriter.value((Boolean) innerValue);
} else if (innerValue instanceof Number) {
mJsonWriter.value((Number) innerValue);
} else {
mJsonWriter.value(innerValue.toString());
}
}
mJsonWriter.endObject();
} else if (value instanceof Key[]) {
Key[] keyboardKeys = (Key[]) value;
mJsonWriter.beginArray();
for (Key keyboardKey : keyboardKeys) {
mJsonWriter.beginObject();
mJsonWriter.name("code").value(keyboardKey.mCode);
mJsonWriter.name("altCode").value(keyboardKey.getAltCode());
mJsonWriter.name("x").value(keyboardKey.mX);
mJsonWriter.name("y").value(keyboardKey.mY);
mJsonWriter.name("w").value(keyboardKey.mWidth);
mJsonWriter.name("h").value(keyboardKey.mHeight);
mJsonWriter.endObject();
}
mJsonWriter.endArray();
} else if (value instanceof SuggestedWords) {
SuggestedWords words = (SuggestedWords) value;
mJsonWriter.beginObject();
mJsonWriter.name("typedWordValid").value(words.mTypedWordValid);
mJsonWriter.name("willAutoCorrect").value(words.mWillAutoCorrect);
mJsonWriter.name("isPunctuationSuggestions")
.value(words.mIsPunctuationSuggestions);
mJsonWriter.name("isObsoleteSuggestions").value(words.mIsObsoleteSuggestions);
mJsonWriter.name("isPrediction").value(words.mIsPrediction);
mJsonWriter.name("words");
mJsonWriter.beginArray();
final int size = words.size();
for (int j = 0; j < size; j++) {
SuggestedWordInfo wordInfo = words.getWordInfo(j);
mJsonWriter.value(wordInfo.toString());
}
mJsonWriter.endArray();
mJsonWriter.endObject();
} else if (value == null) {
mJsonWriter.nullValue();
} else {
Log.w(TAG, "Unrecognized type to be logged: " +
(value == null ? "<null>" : value.getClass().getName()));
mJsonWriter.nullValue();
}
}
mJsonWriter.endObject();
} catch (IOException e) {
e.printStackTrace();
Log.w(TAG, "Error in JsonWriter; disabling logging");
@ -315,5 +221,6 @@ public class ResearchLog {
mJsonWriter = NULL_JSON_WRITER;
}
}
return mJsonWriter;
}
}