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-rw-r--r--java/src/com/android/inputmethod/latin/BinaryDictionary.java26
-rw-r--r--java/src/com/android/inputmethod/latin/DicTraverseSession.java2
-rw-r--r--java/src/com/android/inputmethod/latin/Dictionary.java16
-rw-r--r--java/src/com/android/inputmethod/latin/DictionaryCollection.java7
-rw-r--r--java/src/com/android/inputmethod/latin/DictionaryFacilitator.java8
-rw-r--r--java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java5
-rw-r--r--java/src/com/android/inputmethod/latin/PrevWordsInfo.java27
-rw-r--r--java/src/com/android/inputmethod/latin/ReadOnlyBinaryDictionary.java6
-rw-r--r--java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java2
-rw-r--r--java/src/com/android/inputmethod/latin/utils/DistracterFilter.java2
-rw-r--r--java/src/com/android/inputmethod/latin/utils/LanguageModelParam.java3
-rw-r--r--java/src/com/android/inputmethod/latin/utils/PrevWordsInfoUtils.java4
12 files changed, 78 insertions, 30 deletions
diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
index 2ae54348a..9bca0bf35 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
@@ -188,7 +188,8 @@ public final class BinaryDictionary extends Dictionary {
int[][] prevWordCodePointArrays, boolean[] isBeginningOfSentenceArray,
int prevWordCount, int[] outputSuggestionCount, int[] outputCodePoints,
int[] outputScores, int[] outputIndices, int[] outputTypes,
- int[] outputAutoCommitFirstWordConfidence, float[] inOutLanguageWeight);
+ int[] outputAutoCommitFirstWordConfidence,
+ float[] inOutWeightOfLangModelVsSpatialModel);
private static native boolean addUnigramEntryNative(long dict, int[] word, int probability,
int[] shortcutTarget, int shortcutProbability, boolean isBeginningOfSentence,
boolean isNotAWord, boolean isBlacklisted, int timestamp);
@@ -256,7 +257,8 @@ public final class BinaryDictionary extends Dictionary {
public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
final PrevWordsInfo prevWordsInfo, final ProximityInfo proximityInfo,
final SettingsValuesForSuggestion settingsValuesForSuggestion,
- final int sessionId, final float[] inOutLanguageWeight) {
+ final int sessionId, final float weightForLocale,
+ final float[] inOutWeightOfLangModelVsSpatialModel) {
if (!isValidDictionary()) {
return null;
}
@@ -284,10 +286,12 @@ public final class BinaryDictionary extends Dictionary {
settingsValuesForSuggestion.mSpaceAwareGestureEnabled);
session.mNativeSuggestOptions.setAdditionalFeaturesOptions(
settingsValuesForSuggestion.mAdditionalFeaturesSettingValues);
- if (inOutLanguageWeight != null) {
- session.mInputOutputLanguageWeight[0] = inOutLanguageWeight[0];
+ if (inOutWeightOfLangModelVsSpatialModel != null) {
+ session.mInputOutputWeightOfLangModelVsSpatialModel[0] =
+ inOutWeightOfLangModelVsSpatialModel[0];
} else {
- session.mInputOutputLanguageWeight[0] = Dictionary.NOT_A_LANGUAGE_WEIGHT;
+ session.mInputOutputWeightOfLangModelVsSpatialModel[0] =
+ Dictionary.NOT_A_WEIGHT_OF_LANG_MODEL_VS_SPATIAL_MODEL;
}
// TOOD: Pass multiple previous words information for n-gram.
getSuggestionsNative(mNativeDict, proximityInfo.getNativeProximityInfo(),
@@ -298,9 +302,11 @@ public final class BinaryDictionary extends Dictionary {
session.mIsBeginningOfSentenceArray, prevWordsInfo.getPrevWordCount(),
session.mOutputSuggestionCount, session.mOutputCodePoints, session.mOutputScores,
session.mSpaceIndices, session.mOutputTypes,
- session.mOutputAutoCommitFirstWordConfidence, session.mInputOutputLanguageWeight);
- if (inOutLanguageWeight != null) {
- inOutLanguageWeight[0] = session.mInputOutputLanguageWeight[0];
+ session.mOutputAutoCommitFirstWordConfidence,
+ session.mInputOutputWeightOfLangModelVsSpatialModel);
+ if (inOutWeightOfLangModelVsSpatialModel != null) {
+ inOutWeightOfLangModelVsSpatialModel[0] =
+ session.mInputOutputWeightOfLangModelVsSpatialModel[0];
}
final int count = session.mOutputSuggestionCount[0];
final ArrayList<SuggestedWordInfo> suggestions = new ArrayList<>();
@@ -314,7 +320,8 @@ public final class BinaryDictionary extends Dictionary {
if (len > 0) {
suggestions.add(new SuggestedWordInfo(
new String(session.mOutputCodePoints, start, len),
- session.mOutputScores[j], session.mOutputTypes[j], this /* sourceDict */,
+ (int)(session.mOutputScores[j] * weightForLocale), session.mOutputTypes[j],
+ this /* sourceDict */,
session.mSpaceIndices[j] /* indexOfTouchPointOfSecondWord */,
session.mOutputAutoCommitFirstWordConfidence[0]));
}
@@ -483,6 +490,7 @@ public final class BinaryDictionary extends Dictionary {
return true;
}
+ @UsedForTesting
public void addMultipleDictionaryEntries(final LanguageModelParam[] languageModelParams) {
if (!isValidDictionary()) return;
int processedParamCount = 0;
diff --git a/java/src/com/android/inputmethod/latin/DicTraverseSession.java b/java/src/com/android/inputmethod/latin/DicTraverseSession.java
index b341f623e..2751c1250 100644
--- a/java/src/com/android/inputmethod/latin/DicTraverseSession.java
+++ b/java/src/com/android/inputmethod/latin/DicTraverseSession.java
@@ -40,7 +40,7 @@ public final class DicTraverseSession {
public final int[] mOutputTypes = new int[MAX_RESULTS];
// Only one result is ever used
public final int[] mOutputAutoCommitFirstWordConfidence = new int[1];
- public final float[] mInputOutputLanguageWeight = new float[1];
+ public final float[] mInputOutputWeightOfLangModelVsSpatialModel = new float[1];
public final NativeSuggestOptions mNativeSuggestOptions = new NativeSuggestOptions();
diff --git a/java/src/com/android/inputmethod/latin/Dictionary.java b/java/src/com/android/inputmethod/latin/Dictionary.java
index cad9ee7d8..b58a52b41 100644
--- a/java/src/com/android/inputmethod/latin/Dictionary.java
+++ b/java/src/com/android/inputmethod/latin/Dictionary.java
@@ -31,7 +31,7 @@ import java.util.HashSet;
*/
public abstract class Dictionary {
public static final int NOT_A_PROBABILITY = -1;
- public static final float NOT_A_LANGUAGE_WEIGHT = -1.0f;
+ public static final float NOT_A_WEIGHT_OF_LANG_MODEL_VS_SPATIAL_MODEL = -1.0f;
// The following types do not actually come from real dictionary instances, so we create
// corresponding instances.
@@ -88,15 +88,18 @@ public abstract class Dictionary {
* @param proximityInfo the object for key proximity. May be ignored by some implementations.
* @param settingsValuesForSuggestion the settings values used for the suggestion.
* @param sessionId the session id.
- * @param inOutLanguageWeight the language weight used for generating suggestions.
- * inOutLanguageWeight is a float array that has only one element. This can be updated when the
- * different language weight is used.
+ * @param weightForLocale the weight given to this locale, to multiply the output scores for
+ * multilingual input.
+ * @param inOutWeightOfLangModelVsSpatialModel the weight of the language model as a ratio of
+ * the spatial model, used for generating suggestions. inOutWeightOfLangModelVsSpatialModel is
+ * a float array that has only one element. This can be updated when a different value is used.
* @return the list of suggestions (possibly null if none)
*/
abstract public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
final PrevWordsInfo prevWordsInfo, final ProximityInfo proximityInfo,
final SettingsValuesForSuggestion settingsValuesForSuggestion,
- final int sessionId, final float[] inOutLanguageWeight);
+ final int sessionId, final float weightForLocale,
+ final float[] inOutWeightOfLangModelVsSpatialModel);
/**
* Checks if the given word has to be treated as a valid word. Please note that some
@@ -190,7 +193,8 @@ public abstract class Dictionary {
public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
final PrevWordsInfo prevWordsInfo, final ProximityInfo proximityInfo,
final SettingsValuesForSuggestion settingsValuesForSuggestion,
- final int sessionId, final float[] inOutLanguageWeight) {
+ final int sessionId, final float weightForLocale,
+ final float[] inOutWeightOfLangModelVsSpatialModel) {
return null;
}
diff --git a/java/src/com/android/inputmethod/latin/DictionaryCollection.java b/java/src/com/android/inputmethod/latin/DictionaryCollection.java
index ca5e93714..b26b37817 100644
--- a/java/src/com/android/inputmethod/latin/DictionaryCollection.java
+++ b/java/src/com/android/inputmethod/latin/DictionaryCollection.java
@@ -62,20 +62,21 @@ public final class DictionaryCollection extends Dictionary {
public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
final PrevWordsInfo prevWordsInfo, final ProximityInfo proximityInfo,
final SettingsValuesForSuggestion settingsValuesForSuggestion,
- final int sessionId, final float[] inOutLanguageWeight) {
+ final int sessionId, final float weightForLocale,
+ final float[] inOutWeightOfLangModelVsSpatialModel) {
final CopyOnWriteArrayList<Dictionary> dictionaries = mDictionaries;
if (dictionaries.isEmpty()) return null;
// To avoid creating unnecessary objects, we get the list out of the first
// dictionary and add the rest to it if not null, hence the get(0)
ArrayList<SuggestedWordInfo> suggestions = dictionaries.get(0).getSuggestions(composer,
prevWordsInfo, proximityInfo, settingsValuesForSuggestion, sessionId,
- inOutLanguageWeight);
+ weightForLocale, inOutWeightOfLangModelVsSpatialModel);
if (null == suggestions) suggestions = new ArrayList<>();
final int length = dictionaries.size();
for (int i = 1; i < length; ++ i) {
final ArrayList<SuggestedWordInfo> sugg = dictionaries.get(i).getSuggestions(composer,
prevWordsInfo, proximityInfo, settingsValuesForSuggestion, sessionId,
- inOutLanguageWeight);
+ weightForLocale, inOutWeightOfLangModelVsSpatialModel);
if (null != sugg) suggestions.addAll(sugg);
}
return suggestions;
diff --git a/java/src/com/android/inputmethod/latin/DictionaryFacilitator.java b/java/src/com/android/inputmethod/latin/DictionaryFacilitator.java
index 0f09daf86..aa15bd6bf 100644
--- a/java/src/com/android/inputmethod/latin/DictionaryFacilitator.java
+++ b/java/src/com/android/inputmethod/latin/DictionaryFacilitator.java
@@ -104,6 +104,7 @@ public class DictionaryFacilitator {
private static class DictionaryGroup {
public final Locale mLocale;
private Dictionary mMainDict;
+ public float mWeightForLocale = 1.0f;
public final ConcurrentHashMap<String, ExpandableBinaryDictionary> mSubDictMap =
new ConcurrentHashMap<>();
@@ -598,14 +599,16 @@ public class DictionaryFacilitator {
final SuggestionResults suggestionResults = new SuggestionResults(
SuggestedWords.MAX_SUGGESTIONS,
prevWordsInfo.mPrevWordsInfo[0].mIsBeginningOfSentence);
- final float[] languageWeight = new float[] { Dictionary.NOT_A_LANGUAGE_WEIGHT };
+ final float[] weightOfLangModelVsSpatialModel =
+ new float[] { Dictionary.NOT_A_WEIGHT_OF_LANG_MODEL_VS_SPATIAL_MODEL };
for (final DictionaryGroup dictionaryGroup : dictionaryGroups) {
for (final String dictType : DICT_TYPES_ORDERED_TO_GET_SUGGESTIONS) {
final Dictionary dictionary = dictionaryGroup.getDict(dictType);
if (null == dictionary) continue;
final ArrayList<SuggestedWordInfo> dictionarySuggestions =
dictionary.getSuggestions(composer, prevWordsInfo, proximityInfo,
- settingsValuesForSuggestion, sessionId, languageWeight);
+ settingsValuesForSuggestion, sessionId,
+ dictionaryGroup.mWeightForLocale, weightOfLangModelVsSpatialModel);
if (null == dictionarySuggestions) continue;
suggestionResults.addAll(dictionarySuggestions);
if (null != suggestionResults.mRawSuggestions) {
@@ -707,6 +710,7 @@ public class DictionaryFacilitator {
getLocale(), personalizationDataChunk, spacingAndPunctuations, callback);
}
+ @UsedForTesting
public void addPhraseToContextualDictionary(final String[] phrase, final int probability,
final int bigramProbabilityForWords, final int bigramProbabilityForPhrases) {
// TODO: we're inserting the phrase into the dictionary for the active language. Rethink
diff --git a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
index 671ba6714..ad967c133 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
@@ -435,7 +435,7 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
final PrevWordsInfo prevWordsInfo, final ProximityInfo proximityInfo,
final SettingsValuesForSuggestion settingsValuesForSuggestion, final int sessionId,
- final float[] inOutLanguageWeight) {
+ final float weightForLocale, final float[] inOutWeightOfLangModelVsSpatialModel) {
reloadDictionaryIfRequired();
boolean lockAcquired = false;
try {
@@ -447,7 +447,8 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
}
final ArrayList<SuggestedWordInfo> suggestions =
mBinaryDictionary.getSuggestions(composer, prevWordsInfo, proximityInfo,
- settingsValuesForSuggestion, sessionId, inOutLanguageWeight);
+ settingsValuesForSuggestion, sessionId, weightForLocale,
+ inOutWeightOfLangModelVsSpatialModel);
if (mBinaryDictionary.isCorrupted()) {
Log.i(TAG, "Dictionary (" + mDictName +") is corrupted. "
+ "Remove and regenerate it.");
diff --git a/java/src/com/android/inputmethod/latin/PrevWordsInfo.java b/java/src/com/android/inputmethod/latin/PrevWordsInfo.java
index d662051d9..76d4f57da 100644
--- a/java/src/com/android/inputmethod/latin/PrevWordsInfo.java
+++ b/java/src/com/android/inputmethod/latin/PrevWordsInfo.java
@@ -132,7 +132,8 @@ public class PrevWordsInfo {
@Override
public int hashCode() {
- return Arrays.hashCode(mPrevWordsInfo);
+ // Just for having equals().
+ return mPrevWordsInfo[0].hashCode();
}
@Override
@@ -140,7 +141,23 @@ public class PrevWordsInfo {
if (this == o) return true;
if (!(o instanceof PrevWordsInfo)) return false;
final PrevWordsInfo prevWordsInfo = (PrevWordsInfo)o;
- return Arrays.equals(mPrevWordsInfo, prevWordsInfo.mPrevWordsInfo);
+
+ final int minLength = Math.min(mPrevWordsInfo.length, prevWordsInfo.mPrevWordsInfo.length);
+ for (int i = 0; i < minLength; i++) {
+ if (!mPrevWordsInfo[i].equals(prevWordsInfo.mPrevWordsInfo[i])) {
+ return false;
+ }
+ }
+ final WordInfo[] longerWordsInfo =
+ (mPrevWordsInfo.length > prevWordsInfo.mPrevWordsInfo.length) ?
+ mPrevWordsInfo : prevWordsInfo.mPrevWordsInfo;
+ for (int i = minLength; i < longerWordsInfo.length; i++) {
+ if (longerWordsInfo[i] != null
+ && !WordInfo.EMPTY_WORD_INFO.equals(longerWordsInfo[i])) {
+ return false;
+ }
+ }
+ return true;
}
@Override
@@ -151,7 +168,11 @@ public class PrevWordsInfo {
builder.append("PrevWord[");
builder.append(i);
builder.append("]: ");
- if (wordInfo == null || !wordInfo.isValid()) {
+ if (wordInfo == null) {
+ builder.append("null. ");
+ continue;
+ }
+ if (!wordInfo.isValid()) {
builder.append("Empty. ");
continue;
}
diff --git a/java/src/com/android/inputmethod/latin/ReadOnlyBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ReadOnlyBinaryDictionary.java
index ecf25c28b..827367bb4 100644
--- a/java/src/com/android/inputmethod/latin/ReadOnlyBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ReadOnlyBinaryDictionary.java
@@ -53,11 +53,13 @@ public final class ReadOnlyBinaryDictionary extends Dictionary {
public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
final PrevWordsInfo prevWordsInfo, final ProximityInfo proximityInfo,
final SettingsValuesForSuggestion settingsValuesForSuggestion,
- final int sessionId, final float[] inOutLanguageWeight) {
+ final int sessionId, final float weightForLocale,
+ final float[] inOutWeightOfLangModelVsSpatialModel) {
if (mLock.readLock().tryLock()) {
try {
return mBinaryDictionary.getSuggestions(composer, prevWordsInfo, proximityInfo,
- settingsValuesForSuggestion, sessionId, inOutLanguageWeight);
+ settingsValuesForSuggestion, sessionId, weightForLocale,
+ inOutWeightOfLangModelVsSpatialModel);
} finally {
mLock.readLock().unlock();
}
diff --git a/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java b/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
index 197908032..249478785 100644
--- a/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
@@ -23,6 +23,7 @@ import android.content.res.Resources;
import android.text.TextUtils;
import android.util.Log;
+import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.AssetFileAddress;
import com.android.inputmethod.latin.BinaryDictionaryGetter;
import com.android.inputmethod.latin.Constants;
@@ -382,6 +383,7 @@ public class DictionaryInfoUtils {
return dictList;
}
+ @UsedForTesting
public static boolean looksValidForDictionaryInsertion(final CharSequence text,
final SpacingAndPunctuations spacingAndPunctuations) {
if (TextUtils.isEmpty(text)) return false;
diff --git a/java/src/com/android/inputmethod/latin/utils/DistracterFilter.java b/java/src/com/android/inputmethod/latin/utils/DistracterFilter.java
index 94c62429e..6fd241ee9 100644
--- a/java/src/com/android/inputmethod/latin/utils/DistracterFilter.java
+++ b/java/src/com/android/inputmethod/latin/utils/DistracterFilter.java
@@ -21,6 +21,7 @@ import java.util.Locale;
import android.view.inputmethod.InputMethodSubtype;
+import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.PrevWordsInfo;
public interface DistracterFilter {
@@ -36,6 +37,7 @@ public interface DistracterFilter {
public boolean isDistracterToWordsInDictionaries(final PrevWordsInfo prevWordsInfo,
final String testedWord, final Locale locale);
+ @UsedForTesting
public int getWordHandlingType(final PrevWordsInfo prevWordsInfo, final String testedWord,
final Locale locale);
diff --git a/java/src/com/android/inputmethod/latin/utils/LanguageModelParam.java b/java/src/com/android/inputmethod/latin/utils/LanguageModelParam.java
index 05d124764..7955541aa 100644
--- a/java/src/com/android/inputmethod/latin/utils/LanguageModelParam.java
+++ b/java/src/com/android/inputmethod/latin/utils/LanguageModelParam.java
@@ -18,6 +18,7 @@ package com.android.inputmethod.latin.utils;
import android.util.Log;
+import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.Dictionary;
import com.android.inputmethod.latin.DictionaryFacilitator;
import com.android.inputmethod.latin.PrevWordsInfo;
@@ -58,12 +59,14 @@ public final class LanguageModelParam {
public final int mTimestamp;
// Constructor for unigram. TODO: support shortcuts
+ @UsedForTesting
public LanguageModelParam(final CharSequence word, final int unigramProbability,
final int timestamp) {
this(null /* word0 */, word, unigramProbability, Dictionary.NOT_A_PROBABILITY, timestamp);
}
// Constructor for unigram and bigram.
+ @UsedForTesting
public LanguageModelParam(final CharSequence word0, final CharSequence word1,
final int unigramProbability, final int bigramProbability,
final int timestamp) {
diff --git a/java/src/com/android/inputmethod/latin/utils/PrevWordsInfoUtils.java b/java/src/com/android/inputmethod/latin/utils/PrevWordsInfoUtils.java
index 3cd63612c..5720d9388 100644
--- a/java/src/com/android/inputmethod/latin/utils/PrevWordsInfoUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/PrevWordsInfoUtils.java
@@ -16,6 +16,7 @@
package com.android.inputmethod.latin.utils;
+import java.util.Arrays;
import java.util.regex.Pattern;
import com.android.inputmethod.latin.Constants;
@@ -56,6 +57,7 @@ public final class PrevWordsInfoUtils {
if (prev == null) return PrevWordsInfo.EMPTY_PREV_WORDS_INFO;
final String[] w = SPACE_REGEX.split(prev);
final WordInfo[] prevWordsInfo = new WordInfo[Constants.MAX_PREV_WORD_COUNT_FOR_N_GRAM];
+ Arrays.fill(prevWordsInfo, WordInfo.EMPTY_WORD_INFO);
for (int i = 0; i < prevWordsInfo.length; i++) {
final int focusedWordIndex = w.length - n - i;
// Referring to the word after the focused word.
@@ -66,7 +68,6 @@ public final class PrevWordsInfoUtils {
if (spacingAndPunctuations.isWordConnector(firstChar)) {
// The word following the focused word is starting with a word connector.
// TODO: Return meaningful context for this case.
- prevWordsInfo[i] = WordInfo.EMPTY_WORD_INFO;
break;
}
}
@@ -93,7 +94,6 @@ public final class PrevWordsInfoUtils {
// TODO: Return meaningful context for this case.
if (spacingAndPunctuations.isWordSeparator(lastChar)
|| spacingAndPunctuations.isWordConnector(lastChar)) {
- prevWordsInfo[i] = WordInfo.EMPTY_WORD_INFO;
break;
}
prevWordsInfo[i] = new WordInfo(focusedWord);