diff options
Diffstat (limited to 'java/src')
4 files changed, 30 insertions, 35 deletions
diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java index 9909638d4..c43683f2d 100644 --- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java +++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java @@ -40,14 +40,13 @@ public class BinaryDictionary extends Dictionary { public static final int MAX_WORDS = 18; private static final String TAG = "BinaryDictionary"; - private static final int MAX_PROXIMITY_CHARS_SIZE = ProximityInfo.MAX_PROXIMITY_CHARS_SIZE; private static final int MAX_BIGRAMS = 60; private static final int TYPED_LETTER_MULTIPLIER = 2; private int mDicTypeId; private long mNativeDict; - private final int[] mInputCodes = new int[MAX_WORD_LENGTH * MAX_PROXIMITY_CHARS_SIZE]; + private final int[] mInputCodes = new int[MAX_WORD_LENGTH]; private final char[] mOutputChars = new char[MAX_WORD_LENGTH * MAX_WORDS]; private final char[] mOutputChars_bigrams = new char[MAX_WORD_LENGTH * MAX_BIGRAMS]; private final int[] mScores = new int[MAX_WORDS]; @@ -111,8 +110,7 @@ public class BinaryDictionary extends Dictionary { } private native long openNative(String sourceDir, long dictOffset, long dictSize, - int typedLetterMultiplier, int fullWordMultiplier, int maxWordLength, - int maxWords, int maxAlternatives); + int typedLetterMultiplier, int fullWordMultiplier, int maxWordLength, int maxWords); private native void closeNative(long dict); private native boolean isValidWordNative(long dict, char[] word, int wordLength); private native int getSuggestionsNative(long dict, long proximityInfo, int[] xCoordinates, @@ -120,7 +118,7 @@ public class BinaryDictionary extends Dictionary { int[] scores); private native int getBigramsNative(long dict, char[] prevWord, int prevWordLength, int[] inputCodes, int inputCodesLength, char[] outputChars, int[] scores, - int maxWordLength, int maxBigrams, int maxAlternatives); + int maxWordLength, int maxBigrams); private static native double calcNormalizedScoreNative( char[] before, int beforeLength, char[] after, int afterLength, int score); private static native int editDistanceNative( @@ -128,8 +126,7 @@ public class BinaryDictionary extends Dictionary { private final void loadDictionary(String path, long startOffset, long length) { mNativeDict = openNative(path, startOffset, length, - TYPED_LETTER_MULTIPLIER, FULL_WORD_SCORE_MULTIPLIER, - MAX_WORD_LENGTH, MAX_WORDS, MAX_PROXIMITY_CHARS_SIZE); + TYPED_LETTER_MULTIPLIER, FULL_WORD_SCORE_MULTIPLIER, MAX_WORD_LENGTH, MAX_WORDS); } @Override @@ -148,8 +145,7 @@ public class BinaryDictionary extends Dictionary { } int count = getBigramsNative(mNativeDict, chars, chars.length, mInputCodes, codesSize, - mOutputChars_bigrams, mBigramScores, MAX_WORD_LENGTH, MAX_BIGRAMS, - MAX_PROXIMITY_CHARS_SIZE); + mOutputChars_bigrams, mBigramScores, MAX_WORD_LENGTH, MAX_BIGRAMS); if (count > MAX_BIGRAMS) { count = MAX_BIGRAMS; } diff --git a/java/src/com/android/inputmethod/latin/ExpandableDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableDictionary.java index f8de029bd..098913bef 100644 --- a/java/src/com/android/inputmethod/latin/ExpandableDictionary.java +++ b/java/src/com/android/inputmethod/latin/ExpandableDictionary.java @@ -28,17 +28,12 @@ import java.util.LinkedList; * be searched for suggestions and valid words. */ public class ExpandableDictionary extends Dictionary { - /** - * There is difference between what java and native code can handle. - * It uses 32 because Java stack overflows when greater value is used. - */ - protected static final int MAX_WORD_LENGTH = 32; // Bigram frequency is a fixed point number with 1 meaning 1.2 and 255 meaning 1.8. protected static final int BIGRAM_MAX_FREQUENCY = 255; private Context mContext; - private char[] mWordBuilder = new char[MAX_WORD_LENGTH]; + private char[] mWordBuilder = new char[BinaryDictionary.MAX_WORD_LENGTH]; private int mDicTypeId; private int mMaxDepth; private int mInputLength; @@ -113,7 +108,7 @@ public class ExpandableDictionary extends Dictionary { public ExpandableDictionary(Context context, int dicTypeId) { mContext = context; clearDictionary(); - mCodes = new int[MAX_WORD_LENGTH][]; + mCodes = new int[BinaryDictionary.MAX_WORD_LENGTH][]; mDicTypeId = dicTypeId; } @@ -151,10 +146,13 @@ public class ExpandableDictionary extends Dictionary { } public int getMaxWordLength() { - return MAX_WORD_LENGTH; + return BinaryDictionary.MAX_WORD_LENGTH; } public void addWord(String word, int frequency) { + if (word.length() >= BinaryDictionary.MAX_WORD_LENGTH) { + return; + } addWordRec(mRoots, word, 0, frequency, null); } @@ -201,6 +199,9 @@ public class ExpandableDictionary extends Dictionary { // Currently updating contacts, don't return any results. if (mUpdatingDictionary) return; } + if (codes.size() >= BinaryDictionary.MAX_WORD_LENGTH) { + return; + } getWordsInner(codes, callback, proximityInfo); } @@ -488,7 +489,7 @@ public class ExpandableDictionary extends Dictionary { } // Local to reverseLookUp, but do not allocate each time. - private final char[] mLookedUpString = new char[MAX_WORD_LENGTH]; + private final char[] mLookedUpString = new char[BinaryDictionary.MAX_WORD_LENGTH]; /** * reverseLookUp retrieves the full word given a list of terminal nodes and adds those words @@ -502,15 +503,15 @@ public class ExpandableDictionary extends Dictionary { for (NextWord nextWord : terminalNodes) { node = nextWord.mWord; freq = nextWord.getFrequency(); - int index = MAX_WORD_LENGTH; + int index = BinaryDictionary.MAX_WORD_LENGTH; do { --index; mLookedUpString[index] = node.mCode; node = node.mParent; } while (node != null); - callback.addWord(mLookedUpString, index, MAX_WORD_LENGTH - index, freq, mDicTypeId, - Dictionary.BIGRAM); + callback.addWord(mLookedUpString, index, BinaryDictionary.MAX_WORD_LENGTH - index, + freq, mDicTypeId, Dictionary.BIGRAM); } } diff --git a/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java b/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java index db2cdf967..62525c205 100644 --- a/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java +++ b/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java @@ -247,8 +247,8 @@ public class UserHistoryDictionary extends ExpandableDictionary { // to recursive lookup if (null == word1) { super.addWord(word2, frequency); - } else if (word1.length() < MAX_WORD_LENGTH - && word2.length() < MAX_WORD_LENGTH) { + } else if (word1.length() < BinaryDictionary.MAX_WORD_LENGTH + && word2.length() < BinaryDictionary.MAX_WORD_LENGTH) { super.setBigram(word1, word2, frequency); } cursor.moveToNext(); diff --git a/java/src/com/android/inputmethod/latin/WordComposer.java b/java/src/com/android/inputmethod/latin/WordComposer.java index 29a7e4816..555a49ef4 100644 --- a/java/src/com/android/inputmethod/latin/WordComposer.java +++ b/java/src/com/android/inputmethod/latin/WordComposer.java @@ -104,7 +104,11 @@ public class WordComposer { return size() > 0; } + // TODO: make sure that the index should not exceed MAX_WORD_LENGTH public int getCodeAt(int index) { + if (index >= BinaryDictionary.MAX_WORD_LENGTH) { + return -1; + } return mPrimaryKeyCodes[index]; } @@ -123,7 +127,6 @@ public class WordComposer { // TODO: remove input keyDetector public void add(int primaryCode, int x, int y, KeyDetector keyDetector) { - final int[] codes; final int keyX; final int keyY; if (null == keyDetector @@ -131,17 +134,13 @@ public class WordComposer { || y == KeyboardActionListener.SUGGESTION_STRIP_COORDINATE || x == KeyboardActionListener.NOT_A_TOUCH_COORDINATE || y == KeyboardActionListener.NOT_A_TOUCH_COORDINATE) { - codes = new int[] { primaryCode }; keyX = x; keyY = y; } else { - final Key key = keyDetector.detectHitKey(x, y); - // TODO: Pass an integer instead of an integer array - codes = new int[] { key != null ? key.mCode : NOT_A_CODE }; keyX = keyDetector.getTouchX(x); keyY = keyDetector.getTouchY(y); } - add(primaryCode, codes, keyX, keyY); + add(primaryCode, keyX, keyY); } /** @@ -149,12 +148,13 @@ public class WordComposer { * the array containing unicode for adjacent keys, sorted by reducing probability/proximity. * @param codes the array of unicode values */ - private void add(int primaryCode, int[] codes, int keyX, int keyY) { + private void add(int primaryCode, int keyX, int keyY) { final int newIndex = size(); mTypedWord.appendCodePoint(primaryCode); refreshSize(); - mPrimaryKeyCodes[newIndex] = codes[0]; if (newIndex < BinaryDictionary.MAX_WORD_LENGTH) { + mPrimaryKeyCodes[newIndex] = primaryCode >= Keyboard.CODE_SPACE + ? Character.toLowerCase(primaryCode) : primaryCode; mXCoordinates[newIndex] = keyX; mYCoordinates[newIndex] = keyY; } @@ -177,13 +177,11 @@ public class WordComposer { if (key.mCode == codePoint) { final int x = key.mX + key.mWidth / 2; final int y = key.mY + key.mHeight / 2; - // TODO: Pass an integer instead of an integer array - add(codePoint, new int[] { key.mCode }, x, y); + add(codePoint, x, y); return; } } - add(codePoint, new int[] { codePoint }, - WordComposer.NOT_A_COORDINATE, WordComposer.NOT_A_COORDINATE); + add(codePoint, WordComposer.NOT_A_COORDINATE, WordComposer.NOT_A_COORDINATE); } /** |