Merge "[CB15] Remove a redundant variable."

        final boolean isGesture = composer.isBatchMode();

        if (composerSize <= 1 || !isGesture) {

            if (composerSize > MAX_WORD_LENGTH - 1) return null;

            for (int i = 0; i < composerSize; i++) {

                mInputCodePoints[i] = composer.getCodeAt(i);

            final CharSequence typedWord = composer.getTypedWord();

            final int charCount = typedWord.length();

            int typedWordCharIndex = 0;

            int inputCodePointIndex = 0;

            while (typedWordCharIndex < charCount) {

                final int codePoint = Character.codePointAt(typedWord, typedWordCharIndex);

                mInputCodePoints[inputCodePointIndex] = codePoint;

                typedWordCharIndex += Character.charCount(codePoint);

                inputCodePointIndex += 1;

                if (inputCodePointIndex >= MAX_WORD_LENGTH) {

                    break;

                }

            }

        }

    public static final String NOT_A_SEPARATOR = "";

    public final int[] mPrimaryKeyCodes;

    public final ArrayList<Event> mEvents;

    public final String mTypedWord;

    public final CharSequence mCommittedWord;

    private boolean mActive;

    public static final LastComposedWord NOT_A_COMPOSED_WORD =

            new LastComposedWord(null, new ArrayList<Event>(), null, "", "",

            new LastComposedWord(new ArrayList<Event>(), null, "", "",

                    NOT_A_SEPARATOR, null, WordComposer.CAPS_MODE_OFF);

    // Warning: this is using the passed objects as is and fully expects them to be

    // immutable. Do not fiddle with their contents after you passed them to this constructor.

    public LastComposedWord(final int[] primaryKeyCodes, final ArrayList<Event> events,

    public LastComposedWord(final ArrayList<Event> events,

            final InputPointers inputPointers, final String typedWord,

            final CharSequence committedWord, final String separatorString,

            final String prevWord, final int capitalizedMode) {

        mPrimaryKeyCodes = primaryKeyCodes;

        if (inputPointers != null) {

            mInputPointers.copy(inputPointers);

        }

    private CombinerChain mCombinerChain;

    // An array of code points representing the characters typed so far.

    // The array is limited to MAX_WORD_LENGTH code points, but mTypedWord extends past that

    // and mCodePointSize can go past that. If mCodePointSize is greater than MAX_WORD_LENGTH,

    // this just does not contain the associated code points past MAX_WORD_LENGTH.

    private int[] mPrimaryKeyCodes;

    // The list of events that served to compose this string.

    private final ArrayList<Event> mEvents;

    private final InputPointers mInputPointers = new InputPointers(MAX_WORD_LENGTH);

    public WordComposer() {

        mCombinerChain = new CombinerChain();

        mPrimaryKeyCodes = new int[MAX_WORD_LENGTH];

        mEvents = CollectionUtils.newArrayList();

        mTypedWord = new StringBuilder(MAX_WORD_LENGTH);

        mAutoCorrection = null;

    public WordComposer(final WordComposer source) {

        mCombinerChain = source.mCombinerChain;

        mPrimaryKeyCodes = Arrays.copyOf(source.mPrimaryKeyCodes, source.mPrimaryKeyCodes.length);

        mEvents = new ArrayList<Event>(source.mEvents);

        mTypedWord = new StringBuilder(source.mTypedWord);

        mInputPointers.copy(source.mInputPointers);

        return size() > 0;

    }

    // TODO: make sure that the index should not exceed MAX_WORD_LENGTH

    public int getCodeAt(int index) {

        if (index >= MAX_WORD_LENGTH) {

            return -1;

        }

        return mPrimaryKeyCodes[index];

    }

    public InputPointers getInputPointers() {

        return mInputPointers;

    }

        refreshSize();

        mCursorPositionWithinWord = mCodePointSize;

        if (newIndex < MAX_WORD_LENGTH) {

            mPrimaryKeyCodes[newIndex] = primaryCode >= Constants.CODE_SPACE

                    ? Character.toLowerCase(primaryCode) : primaryCode;

            // In the batch input mode, the {@code mInputPointers} holds batch input points and

            // shouldn't be overridden by the "typed key" coordinates

            // (See {@link #setBatchInputWord}).

        mCombinerChain.reset();

        int actualMoveAmountWithinWord = 0;

        int cursorPos = mCursorPositionWithinWord;

        final int[] codePoints;

        if (mCodePointSize >= MAX_WORD_LENGTH) {

            // If we have more than MAX_WORD_LENGTH characters, we don't have everything inside

            // mPrimaryKeyCodes. This should be rare enough that we can afford to just compute

            // the array on the fly when this happens.

            codePoints = StringUtils.toCodePointArray(mTypedWord.toString());

        } else {

            codePoints = mPrimaryKeyCodes;

        }

        final int[] codePoints = StringUtils.toCodePointArray(mTypedWord.toString());

        if (expectedMoveAmount >= 0) {

            // Moving the cursor forward for the expected amount or until the end of the word has

            // been reached, whichever comes first.

        // Note: currently, we come here whenever we commit a word. If it's a MANUAL_PICK

        // or a DECIDED_WORD we may cancel the commit later; otherwise, we should deactivate

        // the last composed word to ensure this does not happen.

        final int[] primaryKeyCodes = mPrimaryKeyCodes;

        mPrimaryKeyCodes = new int[MAX_WORD_LENGTH];

        final LastComposedWord lastComposedWord = new LastComposedWord(primaryKeyCodes, mEvents,

        final LastComposedWord lastComposedWord = new LastComposedWord(mEvents,

                mInputPointers, mTypedWord.toString(), committedWord, separatorString,

                prevWord, mCapitalizedMode);

        mInputPointers.reset();

    public void resumeSuggestionOnLastComposedWord(final LastComposedWord lastComposedWord,

            final String previousWord) {

        mPrimaryKeyCodes = lastComposedWord.mPrimaryKeyCodes;

        mEvents.clear();

        Collections.copy(mEvents, lastComposedWord.mEvents);

        mInputPointers.set(lastComposedWord.mInputPointers);