1 /*
2  * Copyright (C) 2017 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 
17 package com.android.dialer.smartdial.map;
18 
19 import android.support.v4.util.SimpleArrayMap;
20 import com.android.dialer.dialpadview.DialpadCharMappings;
21 import com.google.common.base.Optional;
22 
23 /** A {@link SmartDialMap} for the Bulgarian alphabet. */
24 @SuppressWarnings("Guava")
25 final class BulgarianSmartDialMap extends SmartDialMap {
26 
27   private static BulgarianSmartDialMap instance;
28 
getInstance()29   static BulgarianSmartDialMap getInstance() {
30     if (instance == null) {
31       instance = new BulgarianSmartDialMap();
32     }
33 
34     return instance;
35   }
36 
BulgarianSmartDialMap()37   private BulgarianSmartDialMap() {}
38 
39   @Override
normalizeCharacter(char ch)40   Optional<Character> normalizeCharacter(char ch) {
41     ch = Character.toLowerCase(ch);
42     return isValidDialpadAlphabeticChar(ch) ? Optional.of(ch) : Optional.absent();
43   }
44 
45   @Override
getCharToKeyMap()46   SimpleArrayMap<Character, Character> getCharToKeyMap() {
47     return DialpadCharMappings.getCharToKeyMap("bul");
48   }
49 }
50