Remove some dicttool dependencies

# a significant part of the dependencies are mocked in the compat/ directory, with empty or

# nearly-empty implementations, for parts that we don't use in Dicttool.

LATINIME_SRC_FILES_FOR_DICTTOOL := \

        event/Combiner.java \

        event/Event.java \

        latin/BinaryDictionary.java \

        latin/DicTraverseSession.java \

        latin/Dictionary.java \

/*

 * Copyright (C) 2014 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.android.inputmethod.event;

import java.util.ArrayList;

/**

 * Compatibility class that stands in for the combiner chain in LatinIME.

 *

 * This is not used by dicttool, it's just needed by the dependency chain.

 */

// TODO: there should not be a dependency to this in dicttool, so there

// should be a sensible way to separate them cleanly.

public class CombinerChain {

    private StringBuilder mComposingWord;

    public CombinerChain(final String initialText, final Combiner... combinerList) {

        mComposingWord = new StringBuilder(initialText);

    }

    public Event processEvent(final ArrayList<Event> previousEvents, final Event newEvent) {

        return newEvent;

    }

    public void applyProcessedEvent(final Event event) {

        mComposingWord.append(event.getTextToCommit());

    }

    public CharSequence getComposingWordWithCombiningFeedback() {

        return mComposingWord;

    }

    public void reset() {

        mComposingWord.setLength(0);

    }

    public static Combiner[] createCombiners(final String spec) {

        // Dicttool never uses a combiner at all, so we just return a zero-sized array.

        return new Combiner[0];

    }

}