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Refactor the personalization dictionary 

Bug: 9429906
Bug: 4192129
Change-Id: I9f094bc5a6ce4652e310e090f1536e43f1f24ad1
main
Satoshi Kataoka 2013-07-31 19:51:20 +09:00
parent 883bd364eb
commit 853d0fd122
2 changed files with 15 additions and 17 deletions
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28
java/src/com/android/inputmethod/latin/personalization/PersonalizationPredictionDictionary.java → java/src/com/android/inputmethod/latin/personalization/DynamicPredictionDictionaryBase.java
View File

@ -46,14 +46,14 @@ import java.util.ArrayList;
import java.util.concurrent.locks.ReentrantLock;
/**
* This class is a dictionary for the personalized prediction language model implemented in Java.
* This class is a base class of a dictionary for the personalized prediction language model.
*/
public abstract class PersonalizationPredictionDictionary extends ExpandableDictionary {
public abstract class DynamicPredictionDictionaryBase extends ExpandableDictionary {
public static void registerUpdateListener(PersonalizationDictionaryUpdateListener listener) {
// TODO: Implement
}
private static final String TAG = PersonalizationPredictionDictionary.class.getSimpleName();
private static final String TAG = DynamicPredictionDictionaryBase.class.getSimpleName();
public static final boolean DBG_SAVE_RESTORE = false;
private static final boolean DBG_STRESS_TEST = false;
private static final boolean PROFILE_SAVE_RESTORE = LatinImeLogger.sDBG;
@ -78,7 +78,7 @@ public abstract class PersonalizationPredictionDictionary extends ExpandableDict
// Should always be false except when we use this class for test
@UsedForTesting boolean isTest = false;
/* package */ PersonalizationPredictionDictionary(final Context context, final String locale,
/* package */ DynamicPredictionDictionaryBase(final Context context, final String locale,
final SharedPreferences sp, final String dictionaryType) {
super(context, dictionaryType);
mLocale = locale;
@ -279,16 +279,16 @@ public abstract class PersonalizationPredictionDictionary extends ExpandableDict
private final UserHistoryDictionaryBigramList mBigramList;
private final boolean mAddLevel0Bigrams;
private final String mLocale;
private final PersonalizationPredictionDictionary mPersonalizationPredictionDictionary;
private final DynamicPredictionDictionaryBase mDynamicPredictionDictionary;
private final SharedPreferences mPrefs;
private final Context mContext;
public UpdateBinaryTask(final UserHistoryDictionaryBigramList pendingWrites,
final String locale, final PersonalizationPredictionDictionary dict,
final String locale, final DynamicPredictionDictionaryBase dict,
final SharedPreferences prefs, final Context context) {
mBigramList = pendingWrites;
mLocale = locale;
mPersonalizationPredictionDictionary = dict;
mDynamicPredictionDictionary = dict;
mPrefs = prefs;
mContext = context;
mAddLevel0Bigrams = mBigramList.size() <= MAX_HISTORY_BIGRAMS;
@ -296,19 +296,19 @@ public abstract class PersonalizationPredictionDictionary extends ExpandableDict
@Override
protected Void doInBackground(final Void... v) {
if (mPersonalizationPredictionDictionary.isTest) {
if (mDynamicPredictionDictionary.isTest) {
// If isTest == true, wait until the lock is released.
mPersonalizationPredictionDictionary.mBigramListLock.lock();
mDynamicPredictionDictionary.mBigramListLock.lock();
try {
doWriteTaskLocked();
} finally {
mPersonalizationPredictionDictionary.mBigramListLock.unlock();
mDynamicPredictionDictionary.mBigramListLock.unlock();
}
} else if (mPersonalizationPredictionDictionary.mBigramListLock.tryLock()) {
} else if (mDynamicPredictionDictionary.mBigramListLock.tryLock()) {
try {
doWriteTaskLocked();
} finally {
mPersonalizationPredictionDictionary.mBigramListLock.unlock();
mDynamicPredictionDictionary.mBigramListLock.unlock();
}
}
return null;
@ -327,7 +327,7 @@ public abstract class PersonalizationPredictionDictionary extends ExpandableDict
final long now = PROFILE_SAVE_RESTORE ? System.currentTimeMillis() : 0;
final String fileName =
mPersonalizationPredictionDictionary.getDictionaryFileName();
mDynamicPredictionDictionary.getDictionaryFileName();
final File file = new File(mContext.getFilesDir(), fileName);
FileOutputStream out = null;
@ -364,7 +364,7 @@ public abstract class PersonalizationPredictionDictionary extends ExpandableDict
final byte prevFc = mBigramList.getBigrams(word1).get(word2);
} else { // bigram
final NextWord nw =
mPersonalizationPredictionDictionary.getBigramWord(word1, word2);
mDynamicPredictionDictionary.getBigramWord(word1, word2);
if (nw != null) {
final ForgettingCurveParams fcp = nw.getFcParams();
final byte prevFc = mBigramList.getBigrams(word1).get(word2);

4
java/src/com/android/inputmethod/latin/personalization/UserHistoryPredictionDictionary.java
View File

@ -25,10 +25,8 @@ import android.content.SharedPreferences;
* Locally gathers stats about the words user types and various other signals like auto-correction
* cancellation or manual picks. This allows the keyboard to adapt to the typist over time.
*/
public class UserHistoryPredictionDictionary extends PersonalizationPredictionDictionary {
private static final String TAG = UserHistoryPredictionDictionary.class.getSimpleName();
public class UserHistoryPredictionDictionary extends DynamicPredictionDictionaryBase {
private static final String NAME = UserHistoryPredictionDictionary.class.getSimpleName();
/* package */ UserHistoryPredictionDictionary(final Context context, final String locale,
final SharedPreferences sp) {
super(context, locale, sp, Dictionary.TYPE_USER_HISTORY);