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/*
* Copyright (C) 2016 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.dialer.smartdial;
/**
* Note: These methods currently take characters as arguments. For future planned language support,
* they will need to be changed to use codepoints instead of characters.
*
* <p>http://docs.oracle.com/javase/6/docs/api/java/lang/String.html#codePointAt(int)
*
* <p>If/when this change is made, LatinSmartDialMap(which operates on chars) will continue to work
* by simply casting from a codepoint to a character.
*/
public interface SmartDialMap {
/*
* Returns true if the provided character can be mapped to a key on the dialpad
*/
boolean isValidDialpadCharacter(char ch);
/*
* Returns true if the provided character is a letter, and can be mapped to a key on the dialpad
*/
boolean isValidDialpadAlphabeticChar(char ch);
/*
* Returns true if the provided character is a digit, and can be mapped to a key on the dialpad
*/
boolean isValidDialpadNumericChar(char ch);
/*
* Get the index of the key on the dialpad which the character corresponds to
*/
byte getDialpadIndex(char ch);
/*
* Get the actual numeric character on the dialpad which the character corresponds to
*/
char getDialpadNumericCharacter(char ch);
/*
* Converts uppercase characters to lower case ones, and on a best effort basis, strips accents
* from accented characters.
*/
char normalizeCharacter(char ch);
}
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