Rename PrevWordsInfo to NgramContext. (72e2383d) · Commits · e / os / android_packages_inputmethods_LatinIME

native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp

+15 −15

Original line number	Diff line number	Diff line
		@@ -242,15 +242,15 @@ static void latinime_BinaryDictionary_getSuggestions(JNIEnv *env, jclass clazz,
		env->GetFloatArrayRegion(inOutWeightOfLangModelVsSpatialModel, 0, 1 /* len */,
		&weightOfLangModelVsSpatialModel);
		SuggestionResults suggestionResults(MAX_RESULTS);
		const PrevWordsInfo prevWordsInfo = JniDataUtils::constructPrevWordsInfo(env,
		const NgramContext ngramContext = JniDataUtils::constructNgramContext(env,
		prevWordCodePointArrays, isBeginningOfSentenceArray, prevWordCount);
		if (givenSuggestOptions.isGesture() \|\| inputSize > 0) {
		// TODO: Use SuggestionResults to return suggestions.
		dictionary->getSuggestions(pInfo, traverseSession, xCoordinates, yCoordinates,
		times, pointerIds, inputCodePoints, inputSize, &prevWordsInfo,
		times, pointerIds, inputCodePoints, inputSize, &ngramContext,
		&givenSuggestOptions, weightOfLangModelVsSpatialModel, &suggestionResults);
		} else {
		dictionary->getPredictions(&prevWordsInfo, &suggestionResults);
		dictionary->getPredictions(&ngramContext, &suggestionResults);
		}
		if (DEBUG_DICT) {
		suggestionResults.dumpSuggestions();
		@@ -289,10 +289,10 @@ static jint latinime_BinaryDictionary_getNgramProbability(JNIEnv *env, jclass cl
		const jsize wordLength = env->GetArrayLength(word);
		int wordCodePoints[wordLength];
		env->GetIntArrayRegion(word, 0, wordLength, wordCodePoints);
		const PrevWordsInfo prevWordsInfo = JniDataUtils::constructPrevWordsInfo(env,
		const NgramContext ngramContext = JniDataUtils::constructNgramContext(env,
		prevWordCodePointArrays, isBeginningOfSentenceArray,
		env->GetArrayLength(prevWordCodePointArrays));
		return dictionary->getNgramProbability(&prevWordsInfo,
		return dictionary->getNgramProbability(&ngramContext,
		CodePointArrayView(wordCodePoints, wordLength));
		}

		@@ -402,7 +402,7 @@ static bool latinime_BinaryDictionary_addNgramEntry(JNIEnv *env, jclass clazz, j
		if (!dictionary) {
		return false;
		}
		const PrevWordsInfo prevWordsInfo = JniDataUtils::constructPrevWordsInfo(env,
		const NgramContext ngramContext = JniDataUtils::constructNgramContext(env,
		prevWordCodePointArrays, isBeginningOfSentenceArray,
		env->GetArrayLength(prevWordCodePointArrays));
		jsize wordLength = env->GetArrayLength(word);
		@@ -411,7 +411,7 @@ static bool latinime_BinaryDictionary_addNgramEntry(JNIEnv *env, jclass clazz, j
		// Use 1 for count to indicate the ngram has inputted.
		const NgramProperty ngramProperty(CodePointArrayView(wordCodePoints, wordLength).toVector(),
		probability, HistoricalInfo(timestamp, 0 /* level /, 1 / count */));
		return dictionary->addNgramEntry(&prevWordsInfo, &ngramProperty);
		return dictionary->addNgramEntry(&ngramContext, &ngramProperty);
		}

		static bool latinime_BinaryDictionary_removeNgramEntry(JNIEnv *env, jclass clazz, jlong dict,
		@@ -421,13 +421,13 @@ static bool latinime_BinaryDictionary_removeNgramEntry(JNIEnv *env, jclass clazz
		if (!dictionary) {
		return false;
		}
		const PrevWordsInfo prevWordsInfo = JniDataUtils::constructPrevWordsInfo(env,
		const NgramContext ngramContext = JniDataUtils::constructNgramContext(env,
		prevWordCodePointArrays, isBeginningOfSentenceArray,
		env->GetArrayLength(prevWordCodePointArrays));
		jsize codePointCount = env->GetArrayLength(word);
		int wordCodePoints[codePointCount];
		env->GetIntArrayRegion(word, 0, codePointCount, wordCodePoints);
		return dictionary->removeNgramEntry(&prevWordsInfo,
		return dictionary->removeNgramEntry(&ngramContext,
		CodePointArrayView(wordCodePoints, codePointCount));
		}

		@@ -439,14 +439,14 @@ static bool latinime_BinaryDictionary_updateEntriesForWordWithNgramContext(JNIEn
		if (!dictionary) {
		return false;
		}
		const PrevWordsInfo prevWordsInfo = JniDataUtils::constructPrevWordsInfo(env,
		const NgramContext ngramContext = JniDataUtils::constructNgramContext(env,
		prevWordCodePointArrays, isBeginningOfSentenceArray,
		env->GetArrayLength(prevWordCodePointArrays));
		jsize codePointCount = env->GetArrayLength(word);
		int wordCodePoints[codePointCount];
		env->GetIntArrayRegion(word, 0, codePointCount, wordCodePoints);
		const HistoricalInfo historicalInfo(timestamp, 0 /* level */, count);
		return dictionary->updateEntriesForWordWithNgramContext(&prevWordsInfo,
		return dictionary->updateEntriesForWordWithNgramContext(&ngramContext,
		CodePointArrayView(wordCodePoints, codePointCount), isValidWord == JNI_TRUE,
		historicalInfo);
		}
		@@ -529,9 +529,9 @@ static int latinime_BinaryDictionary_addMultipleDictionaryEntries(JNIEnv *env, j
		const NgramProperty ngramProperty(
		CodePointArrayView(word1CodePoints, word1Length).toVector(),
		bigramProbability, HistoricalInfo(timestamp, 0 /* level /, 1 / count */));
		const PrevWordsInfo prevWordsInfo(word0CodePoints, word0Length,
		const NgramContext ngramContext(word0CodePoints, word0Length,
		false /* isBeginningOfSentence */);
		dictionary->addNgramEntry(&prevWordsInfo, &ngramProperty);
		dictionary->addNgramEntry(&ngramContext, &ngramProperty);
		}
		if (dictionary->needsToRunGC(true /* mindsBlockByGC */)) {
		return i + 1;
		@@ -641,10 +641,10 @@ static bool latinime_BinaryDictionary_migrateNative(JNIEnv *env, jclass clazz, j
		return false;
		}
		}
		const PrevWordsInfo prevWordsInfo(wordCodePoints, wordCodePointCount,
		const NgramContext ngramContext(wordCodePoints, wordCodePointCount,
		wordProperty.getUnigramProperty()->representsBeginningOfSentence());
		for (const NgramProperty &ngramProperty : *wordProperty.getNgramProperties()) {
		if (!dictionaryStructureWithBufferPolicy->addNgramEntry(&prevWordsInfo,
		if (!dictionaryStructureWithBufferPolicy->addNgramEntry(&ngramContext,
		&ngramProperty)) {
		LogUtils::logToJava(env, "Cannot add ngram to the new dict.");
		return false;

native/jni/com_android_inputmethod_latin_DicTraverseSession.cpp

+4 −4

Original line number	Diff line number	Diff line
		@@ -40,14 +40,14 @@ static void latinime_initDicTraverseSession(JNIEnv *env, jclass clazz, jlong tra
		}
		Dictionary dict = reinterpret_cast<Dictionary >(dictionary);
		if (!previousWord) {
		PrevWordsInfo prevWordsInfo;
		ts->init(dict, &prevWordsInfo, 0 /* suggestOptions */);
		NgramContext emptyNgramContext;
		ts->init(dict, &emptyNgramContext, 0 /* suggestOptions */);
		return;
		}
		int prevWord[previousWordLength];
		env->GetIntArrayRegion(previousWord, 0, previousWordLength, prevWord);
		PrevWordsInfo prevWordsInfo(prevWord, previousWordLength, false /* isStartOfSentence */);
		ts->init(dict, &prevWordsInfo, 0 /* suggestOptions */);
		NgramContext ngramContext(prevWord, previousWordLength, false /* isStartOfSentence */);
		ts->init(dict, &ngramContext, 0 /* suggestOptions */);
		}

		static void latinime_releaseDicTraverseSession(JNIEnv *env, jclass clazz, jlong traverseSession) {

native/jni/src/suggest/core/dictionary/dictionary.cpp

+19 −19

Original line number	Diff line number	Diff line
		@@ -46,11 +46,11 @@ Dictionary::Dictionary(JNIEnv *env, DictionaryStructureWithBufferPolicy::Structu

		void Dictionary::getSuggestions(ProximityInfo proximityInfo, DicTraverseSession traverseSession,
		int xcoordinates, int ycoordinates, int times, int pointerIds, int *inputCodePoints,
		int inputSize, const PrevWordsInfo *const prevWordsInfo,
		int inputSize, const NgramContext *const ngramContext,
		const SuggestOptions *const suggestOptions, const float weightOfLangModelVsSpatialModel,
		SuggestionResults *const outSuggestionResults) const {
		TimeKeeper::setCurrentTime();
		traverseSession->init(this, prevWordsInfo, suggestOptions);
		traverseSession->init(this, ngramContext, suggestOptions);
		const auto &suggest = suggestOptions->isGesture() ? mGestureSuggest : mTypingSuggest;
		suggest->getSuggestions(proximityInfo, traverseSession, xcoordinates,
		ycoordinates, times, pointerIds, inputCodePoints, inputSize,
		@@ -58,10 +58,10 @@ void Dictionary::getSuggestions(ProximityInfo *proximityInfo, DicTraverseSession
		}

		Dictionary::NgramListenerForPrediction::NgramListenerForPrediction(
		const PrevWordsInfo *const prevWordsInfo, const WordIdArrayView prevWordIds,
		const NgramContext *const ngramContext, const WordIdArrayView prevWordIds,
		SuggestionResults *const suggestionResults,
		const DictionaryStructureWithBufferPolicy *const dictStructurePolicy)
		: mPrevWordsInfo(prevWordsInfo), mPrevWordIds(prevWordIds),
		: mNgramContext(ngramContext), mPrevWordIds(prevWordIds),
		mSuggestionResults(suggestionResults), mDictStructurePolicy(dictStructurePolicy) {}

		void Dictionary::NgramListenerForPrediction::onVisitEntry(const int ngramProbability,
		@@ -69,7 +69,7 @@ void Dictionary::NgramListenerForPrediction::onVisitEntry(const int ngramProbabi
		if (targetWordId == NOT_A_WORD_ID) {
		return;
		}
		if (mPrevWordsInfo->isNthPrevWordBeginningOfSentence(1 /* n */)
		if (mNgramContext->isNthPrevWordBeginningOfSentence(1 /* n */)
		&& ngramProbability == NOT_A_PROBABILITY) {
		return;
		}
		@@ -85,20 +85,20 @@ void Dictionary::NgramListenerForPrediction::onVisitEntry(const int ngramProbabi
		wordAttributes.getProbability());
		}

		void Dictionary::getPredictions(const PrevWordsInfo *const prevWordsInfo,
		void Dictionary::getPredictions(const NgramContext *const ngramContext,
		SuggestionResults *const outSuggestionResults) const {
		TimeKeeper::setCurrentTime();
		WordIdArray<MAX_PREV_WORD_COUNT_FOR_N_GRAM> prevWordIdArray;
		const WordIdArrayView prevWordIds = prevWordsInfo->getPrevWordIds(
		const WordIdArrayView prevWordIds = ngramContext->getPrevWordIds(
		mDictionaryStructureWithBufferPolicy.get(), &prevWordIdArray,
		true /* tryLowerCaseSearch */);
		NgramListenerForPrediction listener(prevWordsInfo, prevWordIds, outSuggestionResults,
		NgramListenerForPrediction listener(ngramContext, prevWordIds, outSuggestionResults,
		mDictionaryStructureWithBufferPolicy.get());
		mDictionaryStructureWithBufferPolicy->iterateNgramEntries(prevWordIds, &listener);
		}

		int Dictionary::getProbability(const CodePointArrayView codePoints) const {
		return getNgramProbability(nullptr /* prevWordsInfo */, codePoints);
		return getNgramProbability(nullptr /* ngramContext */, codePoints);
		}

		int Dictionary::getMaxProbabilityOfExactMatches(const CodePointArrayView codePoints) const {
		@@ -107,18 +107,18 @@ int Dictionary::getMaxProbabilityOfExactMatches(const CodePointArrayView codePoi
		mDictionaryStructureWithBufferPolicy.get(), codePoints);
		}

		int Dictionary::getNgramProbability(const PrevWordsInfo *const prevWordsInfo,
		int Dictionary::getNgramProbability(const NgramContext *const ngramContext,
		const CodePointArrayView codePoints) const {
		TimeKeeper::setCurrentTime();
		const int wordId = mDictionaryStructureWithBufferPolicy->getWordId(codePoints,
		false /* forceLowerCaseSearch */);
		if (wordId == NOT_A_WORD_ID) return NOT_A_PROBABILITY;
		if (!prevWordsInfo) {
		if (!ngramContext) {
		return getDictionaryStructurePolicy()->getProbabilityOfWord(WordIdArrayView(), wordId);
		}
		WordIdArray<MAX_PREV_WORD_COUNT_FOR_N_GRAM> prevWordIdArray;
		const WordIdArrayView prevWordIds = prevWordsInfo->getPrevWordIds
		(mDictionaryStructureWithBufferPolicy.get(), &prevWordIdArray,
		const WordIdArrayView prevWordIds = ngramContext->getPrevWordIds(
		mDictionaryStructureWithBufferPolicy.get(), &prevWordIdArray,
		true /* tryLowerCaseSearch */);
		return getDictionaryStructurePolicy()->getProbabilityOfWord(prevWordIds, wordId);
		}
		@@ -140,23 +140,23 @@ bool Dictionary::removeUnigramEntry(const CodePointArrayView codePoints) {
		return mDictionaryStructureWithBufferPolicy->removeUnigramEntry(codePoints);
		}

		bool Dictionary::addNgramEntry(const PrevWordsInfo *const prevWordsInfo,
		bool Dictionary::addNgramEntry(const NgramContext *const ngramContext,
		const NgramProperty *const ngramProperty) {
		TimeKeeper::setCurrentTime();
		return mDictionaryStructureWithBufferPolicy->addNgramEntry(prevWordsInfo, ngramProperty);
		return mDictionaryStructureWithBufferPolicy->addNgramEntry(ngramContext, ngramProperty);
		}

		bool Dictionary::removeNgramEntry(const PrevWordsInfo *const prevWordsInfo,
		bool Dictionary::removeNgramEntry(const NgramContext *const ngramContext,
		const CodePointArrayView codePoints) {
		TimeKeeper::setCurrentTime();
		return mDictionaryStructureWithBufferPolicy->removeNgramEntry(prevWordsInfo, codePoints);
		return mDictionaryStructureWithBufferPolicy->removeNgramEntry(ngramContext, codePoints);
		}

		bool Dictionary::updateEntriesForWordWithNgramContext(const PrevWordsInfo *const prevWordsInfo,
		bool Dictionary::updateEntriesForWordWithNgramContext(const NgramContext *const ngramContext,
		const CodePointArrayView codePoints, const bool isValidWord,
		const HistoricalInfo historicalInfo) {
		TimeKeeper::setCurrentTime();
		return mDictionaryStructureWithBufferPolicy->updateEntriesForWordWithNgramContext(prevWordsInfo,
		return mDictionaryStructureWithBufferPolicy->updateEntriesForWordWithNgramContext(ngramContext,
		codePoints, isValidWord, historicalInfo);
		}

native/jni/src/suggest/core/dictionary/dictionary.h

+9 −9

Original line number	Diff line number	Diff line
		@@ -33,7 +33,7 @@ namespace latinime {

		class DictionaryStructureWithBufferPolicy;
		class DicTraverseSession;
		class PrevWordsInfo;
		class NgramContext;
		class ProximityInfo;
		class SuggestionResults;
		class SuggestOptions;
		@@ -66,18 +66,18 @@ class Dictionary {

		void getSuggestions(ProximityInfo proximityInfo, DicTraverseSession traverseSession,
		int xcoordinates, int ycoordinates, int times, int pointerIds, int *inputCodePoints,
		int inputSize, const PrevWordsInfo *const prevWordsInfo,
		int inputSize, const NgramContext *const ngramContext,
		const SuggestOptions *const suggestOptions, const float weightOfLangModelVsSpatialModel,
		SuggestionResults *const outSuggestionResults) const;

		void getPredictions(const PrevWordsInfo *const prevWordsInfo,
		void getPredictions(const NgramContext *const ngramContext,
		SuggestionResults *const outSuggestionResults) const;

		int getProbability(const CodePointArrayView codePoints) const;

		int getMaxProbabilityOfExactMatches(const CodePointArrayView codePoints) const;

		int getNgramProbability(const PrevWordsInfo *const prevWordsInfo,
		int getNgramProbability(const NgramContext *const ngramContext,
		const CodePointArrayView codePoints) const;

		bool addUnigramEntry(const CodePointArrayView codePoints,
		@@ -85,13 +85,13 @@ class Dictionary {

		bool removeUnigramEntry(const CodePointArrayView codePoints);

		bool addNgramEntry(const PrevWordsInfo *const prevWordsInfo,
		bool addNgramEntry(const NgramContext *const ngramContext,
		const NgramProperty *const ngramProperty);

		bool removeNgramEntry(const PrevWordsInfo *const prevWordsInfo,
		bool removeNgramEntry(const NgramContext *const ngramContext,
		const CodePointArrayView codePoints);

		bool updateEntriesForWordWithNgramContext(const PrevWordsInfo *const prevWordsInfo,
		bool updateEntriesForWordWithNgramContext(const NgramContext *const ngramContext,
		const CodePointArrayView codePoints, const bool isValidWord,
		const HistoricalInfo historicalInfo);

		@@ -123,7 +123,7 @@ class Dictionary {

		class NgramListenerForPrediction : public NgramListener {
		public:
		NgramListenerForPrediction(const PrevWordsInfo *const prevWordsInfo,
		NgramListenerForPrediction(const NgramContext *const ngramContext,
		const WordIdArrayView prevWordIds, SuggestionResults *const suggestionResults,
		const DictionaryStructureWithBufferPolicy *const dictStructurePolicy);
		virtual void onVisitEntry(const int ngramProbability, const int targetWordId);
		@@ -131,7 +131,7 @@ class Dictionary {
		private:
		DISALLOW_IMPLICIT_CONSTRUCTORS(NgramListenerForPrediction);

		const PrevWordsInfo *const mPrevWordsInfo;
		const NgramContext *const mNgramContext;
		const WordIdArrayView mPrevWordIds;
		SuggestionResults *const mSuggestionResults;
		const DictionaryStructureWithBufferPolicy *const mDictStructurePolicy;

native/jni/src/suggest/core/dictionary/dictionary_utils.cpp

+3 −3

Original line number	Diff line number	Diff line
		@@ -33,10 +33,10 @@ namespace latinime {
		std::vector<DicNode> current;
		std::vector<DicNode> next;

		// No prev words information.
		PrevWordsInfo emptyPrevWordsInfo;
		// No ngram context.
		NgramContext emptyNgramContext;
		WordIdArray<MAX_PREV_WORD_COUNT_FOR_N_GRAM> prevWordIdArray;
		const WordIdArrayView prevWordIds = emptyPrevWordsInfo.getPrevWordIds(
		const WordIdArrayView prevWordIds = emptyNgramContext.getPrevWordIds(
		dictionaryStructurePolicy, &prevWordIdArray, false /* tryLowerCaseSearch */);
		current.emplace_back();
		DicNodeUtils::initAsRoot(dictionaryStructurePolicy, prevWordIds, &current.front());