1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.inputmethod.latin;
18
19import android.content.Context;
20
21import com.android.inputmethod.keyboard.ProximityInfo;
22import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
23
24import java.util.ArrayList;
25import java.util.Locale;
26
27public final class SynchronouslyLoadedContactsBinaryDictionary extends ContactsBinaryDictionary {
28    private boolean mClosed;
29
30    public SynchronouslyLoadedContactsBinaryDictionary(final Context context, final Locale locale) {
31        super(context, locale);
32    }
33
34    @Override
35    public synchronized ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer codes,
36            final CharSequence prevWordForBigrams, final ProximityInfo proximityInfo) {
37        syncReloadDictionaryIfRequired();
38        return super.getSuggestions(codes, prevWordForBigrams, proximityInfo);
39    }
40
41    @Override
42    public synchronized boolean isValidWord(CharSequence word) {
43        syncReloadDictionaryIfRequired();
44        return isValidWordInner(word);
45    }
46
47    // Protect against multiple closing
48    @Override
49    public synchronized void close() {
50        // Actually with the current implementation of ContactsDictionary it's safe to close
51        // several times, so the following protection is really only for foolproofing
52        if (mClosed) return;
53        mClosed = true;
54        super.close();
55    }
56}
57