有时候我们的项目中需要用到汉字转拼音的功能，典型的比如通讯录，网上也有第三方包可以实现这个功能。现在这里提供一个比较轻巧的解决办法，这是google的通讯录里面使用的，代码路径packages/providers/ContactsProvider/src/com/android/providers/contacts/HanziToPinyin.java，直接贴代码：

/*
* Copyright (C) 2011 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;import android.text.TextUtils;
import android.util.Log;import java.text.Collator;
import java.util.ArrayList;
import java.util.Locale;/*** An object to convert Chinese character to its corresponding pinyin string. For characters with* multiple possible pinyin string, only one is selected according to collator. Polyphone is not* supported in this implementation. This class is implemented to achieve the best runtime* performance and minimum runtime resources with tolerable sacrifice of accuracy. This* implementation highly depends on zh_CN ICU collation data and must be always synchronized with* ICU.** Currently this file is aligned to zh.txt in ICU 4.6*/
public class HanziToPinyin {private static final String TAG = "HanziToPinyin";// Turn on this flag when we want to check internal data structure.private static final boolean DEBUG = false;/*** Unihans array. Each unihans is the first one within same pinyin. Use it to determine pinyin* for all ~20k unihans.*/public static final char[] UNIHANS = {'\u5475', '\u54ce', '\u5b89', '\u80ae', '\u51f9','\u516b', '\u6300', '\u6273', '\u90a6', '\u5305', '\u5351', '\u5954', '\u4f3b','\u5c44', '\u8fb9', '\u6807', '\u618b', '\u90a0', '\u69df', '\u7676', '\u5cec','\u5693', '\u5a47', '\u98e1', '\u4ed3', '\u64cd', '\u518a', '\u5d7e', '\u564c','\u53c9', '\u9497', '\u8fbf', '\u4f25', '\u6284', '\u8f66', '\u62bb', '\u67fd','\u5403', '\u5145', '\u62bd', '\u51fa', '\u6b3b', '\u63e3', '\u5ddd', '\u75ae','\u5439', '\u6776', '\u9034', '\u75b5', '\u5306', '\u51d1', '\u7c97', '\u6c46','\u5d14', '\u90a8', '\u6413', '\u5491', '\u5927', '\u75b8', '\u5f53', '\u5200','\u6dc2', '\u5f97', '\u6265', '\u706f', '\u6c10', '\u55f2', '\u7538', '\u5201','\u7239', '\u4ec3', '\u4e1f', '\u4e1c', '\u5517', '\u561f', '\u5073', '\u5806','\u9413', '\u591a', '\u5a40', '\u8bf6', '\u5940', '\u97a5', '\u800c', '\u53d1','\u5e06', '\u65b9', '\u98de', '\u5206', '\u4e30', '\u8985', '\u4ecf', '\u7d11','\u4f15', '\u65ee', '\u8be5', '\u7518', '\u5188', '\u768b', '\u6208', '\u7d66','\u6839', '\u5e9a', '\u5de5', '\u52fe', '\u4f30', '\u74dc', '\u7f6b', '\u5173','\u5149', '\u5f52', '\u886e', '\u5459', '\u54c8', '\u54b3', '\u9878', '\u82c0','\u84bf', '\u8bc3', '\u9ed2', '\u62eb', '\u4ea8', '\u5677', '\u543d', '\u9f41','\u5322', '\u82b1', '\u6000', '\u72bf', '\u5ddf', '\u7070', '\u660f', '\u5419','\u4e0c', '\u52a0', '\u620b', '\u6c5f', '\u827d', '\u9636', '\u5dfe', '\u52a4','\u5182', '\u52fc', '\u530a', '\u5a1f', '\u5658', '\u519b', '\u5494', '\u5f00','\u520a', '\u95f6', '\u5c3b', '\u533c', '\u524b', '\u80af', '\u962c', '\u7a7a','\u62a0', '\u5233', '\u5938', '\u84af', '\u5bbd', '\u5321', '\u4e8f', '\u5764','\u6269', '\u5783', '\u6765', '\u5170', '\u5577', '\u635e', '\u4ec2', '\u52d2','\u5844', '\u5215', '\u5006', '\u5941', '\u826f', '\u64a9', '\u5217', '\u62ce','\u3007', '\u6e9c', '\u9f99', '\u779c', '\u565c', '\u5a08', '\u7567', '\u62a1','\u7f57', '\u5463', '\u5988', '\u973e', '\u5ada', '\u9099', '\u732b', '\u9ebc','\u6c92', '\u95e8', '\u753f', '\u54aa', '\u7720', '\u55b5', '\u54a9', '\u6c11','\u540d', '\u8c2c', '\u6478', '\u54de', '\u6bea', '\u62cf', '\u5b7b', '\u56e1','\u56ca', '\u5b6c', '\u8bb7', '\u9981', '\u6041', '\u80fd', '\u59ae', '\u62c8','\u5b22', '\u9e1f', '\u634f', '\u60a8', '\u5b81', '\u599e', '\u519c', '\u7fba','\u5974', '\u597b', '\u8650', '\u632a', '\u5594', '\u8bb4', '\u8db4', '\u62cd','\u7705', '\u4e53', '\u629b', '\u5478', '\u55b7', '\u5309', '\u4e15', '\u504f','\u527d', '\u6c15', '\u59d8', '\u4e52', '\u948b', '\u5256', '\u4ec6', '\u4e03','\u6390', '\u5343', '\u545b', '\u6084', '\u767f', '\u4fb5', '\u9751', '\u909b','\u4e18', '\u66f2', '\u5f2e', '\u7f3a', '\u590b', '\u5465', '\u7a63', '\u5a06','\u60f9', '\u4eba', '\u6254', '\u65e5', '\u8338', '\u53b9', '\u5982', '\u5827','\u6875', '\u95f0', '\u82e5', '\u4ee8', '\u6be2', '\u4e09', '\u6852', '\u63bb','\u8272', '\u68ee', '\u50e7', '\u6740', '\u7b5b', '\u5c71', '\u4f24', '\u5f30','\u5962', '\u7533', '\u5347', '\u5c38', '\u53ce', '\u4e66', '\u5237', '\u6454','\u95e9', '\u53cc', '\u8c01', '\u542e', '\u5981', '\u53b6', '\u5fea', '\u635c','\u82cf', '\u72fb', '\u590a', '\u5b59', '\u5506', '\u4ed6', '\u82d4', '\u574d','\u94f4', '\u5932', '\u5fd1', '\u71a5', '\u5254', '\u5929', '\u4f7b', '\u5e16','\u5385', '\u56f2', '\u5077', '\u92c0', '\u6e4d', '\u63a8', '\u541e', '\u6258','\u6316', '\u6b6a', '\u5f2f', '\u5c2a', '\u5371', '\u586d', '\u7fc1', '\u631d','\u5140', '\u5915', '\u867e', '\u4eda', '\u4e61', '\u7071', '\u4e9b', '\u5fc3','\u661f', '\u51f6', '\u4f11', '\u65f4', '\u8f69', '\u75b6', '\u52cb', '\u4e2b','\u6079', '\u592e', '\u5e7a', '\u8036', '\u4e00', '\u6b2d', '\u5e94', '\u54df','\u4f63', '\u4f18', '\u625c', '\u9e22', '\u66f0', '\u6655', '\u531d', '\u707d','\u7ccc', '\u7242', '\u50ae', '\u5219', '\u8d3c', '\u600e', '\u5897', '\u5412','\u635a', '\u6cbe', '\u5f20', '\u948a', '\u8707', '\u8d1e', '\u4e89', '\u4e4b','\u4e2d', '\u5dde', '\u6731', '\u6293', '\u8de9', '\u4e13', '\u5986', '\u96b9','\u5b92', '\u5353', '\u5b5c', '\u5b97', '\u90b9', '\u79df', '\u94bb', '\u539c','\u5c0a', '\u6628', };/*** Pinyin array. Each pinyin is corresponding to unihans of same offset in the unihans array.*/public static final byte[][] PINYINS = {{ 65, 0, 0, 0, 0, 0 }, { 65, 73, 0, 0, 0, 0 }, { 65, 78, 0, 0, 0, 0 },{ 65, 78, 71, 0, 0, 0 }, { 65, 79, 0, 0, 0, 0 }, { 66, 65, 0, 0, 0, 0 },{ 66, 65, 73, 0, 0, 0 }, { 66, 65, 78, 0, 0, 0 }, { 66, 65, 78, 71, 0, 0 },{ 66, 65, 79, 0, 0, 0 }, { 66, 69, 73, 0, 0, 0 }, { 66, 69, 78, 0, 0, 0 },{ 66, 69, 78, 71, 0, 0 }, { 66, 73, 0, 0, 0, 0 }, { 66, 73, 65, 78, 0, 0 },{ 66, 73, 65, 79, 0, 0 }, { 66, 73, 69, 0, 0, 0 }, { 66, 73, 78, 0, 0, 0 },{ 66, 73, 78, 71, 0, 0 }, { 66, 79, 0, 0, 0, 0 }, { 66, 85, 0, 0, 0, 0 },{ 67, 65, 0, 0, 0, 0 }, { 67, 65, 73, 0, 0, 0 },{ 67, 65, 78, 0, 0, 0 }, { 67, 65, 78, 71, 0, 0 }, { 67, 65, 79, 0, 0, 0 },{ 67, 69, 0, 0, 0, 0 }, { 67, 69, 78, 0, 0, 0 }, { 67, 69, 78, 71, 0, 0 },{ 67, 72, 65, 0, 0, 0 }, { 67, 72, 65, 73, 0, 0 }, { 67, 72, 65, 78, 0, 0 },{ 67, 72, 65, 78, 71, 0 }, { 67, 72, 65, 79, 0, 0 }, { 67, 72, 69, 0, 0, 0 },{ 67, 72, 69, 78, 0, 0 }, { 67, 72, 69, 78, 71, 0 }, { 67, 72, 73, 0, 0, 0 },{ 67, 72, 79, 78, 71, 0 }, { 67, 72, 79, 85, 0, 0 }, { 67, 72, 85, 0, 0, 0 },{ 67, 72, 85, 65, 0, 0 }, { 67, 72, 85, 65, 73, 0 }, { 67, 72, 85, 65, 78, 0 },{ 67, 72, 85, 65, 78, 71 }, { 67, 72, 85, 73, 0, 0 }, { 67, 72, 85, 78, 0, 0 },{ 67, 72, 85, 79, 0, 0 }, { 67, 73, 0, 0, 0, 0 }, { 67, 79, 78, 71, 0, 0 },{ 67, 79, 85, 0, 0, 0 }, { 67, 85, 0, 0, 0, 0 }, { 67, 85, 65, 78, 0, 0 },{ 67, 85, 73, 0, 0, 0 }, { 67, 85, 78, 0, 0, 0 }, { 67, 85, 79, 0, 0, 0 },{ 68, 65, 0, 0, 0, 0 }, { 68, 65, 73, 0, 0, 0 }, { 68, 65, 78, 0, 0, 0 },{ 68, 65, 78, 71, 0, 0 }, { 68, 65, 79, 0, 0, 0 }, { 68, 69, 0, 0, 0, 0 },{ 68, 69, 73, 0, 0, 0 }, { 68, 69, 78, 0, 0, 0 }, { 68, 69, 78, 71, 0, 0 },{ 68, 73, 0, 0, 0, 0 }, { 68, 73, 65, 0, 0, 0 }, { 68, 73, 65, 78, 0, 0 },{ 68, 73, 65, 79, 0, 0 }, { 68, 73, 69, 0, 0, 0 }, { 68, 73, 78, 71, 0, 0 },{ 68, 73, 85, 0, 0, 0 }, { 68, 79, 78, 71, 0, 0 }, { 68, 79, 85, 0, 0, 0 },{ 68, 85, 0, 0, 0, 0 }, { 68, 85, 65, 78, 0, 0 }, { 68, 85, 73, 0, 0, 0 },{ 68, 85, 78, 0, 0, 0 }, { 68, 85, 79, 0, 0, 0 }, { 69, 0, 0, 0, 0, 0 },{ 69, 73, 0, 0, 0, 0 }, { 69, 78, 0, 0, 0, 0 }, { 69, 78, 71, 0, 0, 0 },{ 69, 82, 0, 0, 0, 0 }, { 70, 65, 0, 0, 0, 0 }, { 70, 65, 78, 0, 0, 0 },{ 70, 65, 78, 71, 0, 0 }, { 70, 69, 73, 0, 0, 0 }, { 70, 69, 78, 0, 0, 0 },{ 70, 69, 78, 71, 0, 0 }, { 70, 73, 65, 79, 0, 0 }, { 70, 79, 0, 0, 0, 0 },{ 70, 79, 85, 0, 0, 0 }, { 70, 85, 0, 0, 0, 0 }, { 71, 65, 0, 0, 0, 0 },{ 71, 65, 73, 0, 0, 0 }, { 71, 65, 78, 0, 0, 0 }, { 71, 65, 78, 71, 0, 0 },{ 71, 65, 79, 0, 0, 0 }, { 71, 69, 0, 0, 0, 0 }, { 71, 69, 73, 0, 0, 0 },{ 71, 69, 78, 0, 0, 0 }, { 71, 69, 78, 71, 0, 0 }, { 71, 79, 78, 71, 0, 0 },{ 71, 79, 85, 0, 0, 0 }, { 71, 85, 0, 0, 0, 0 }, { 71, 85, 65, 0, 0, 0 },{ 71, 85, 65, 73, 0, 0 }, { 71, 85, 65, 78, 0, 0 }, { 71, 85, 65, 78, 71, 0 },{ 71, 85, 73, 0, 0, 0 }, { 71, 85, 78, 0, 0, 0 }, { 71, 85, 79, 0, 0, 0 },{ 72, 65, 0, 0, 0, 0 }, { 72, 65, 73, 0, 0, 0 }, { 72, 65, 78, 0, 0, 0 },{ 72, 65, 78, 71, 0, 0 }, { 72, 65, 79, 0, 0, 0 }, { 72, 69, 0, 0, 0, 0 },{ 72, 69, 73, 0, 0, 0 }, { 72, 69, 78, 0, 0, 0 }, { 72, 69, 78, 71, 0, 0 },{ 72, 77, 0, 0, 0, 0 }, { 72, 79, 78, 71, 0, 0 }, { 72, 79, 85, 0, 0, 0 },{ 72, 85, 0, 0, 0, 0 }, { 72, 85, 65, 0, 0, 0 }, { 72, 85, 65, 73, 0, 0 },{ 72, 85, 65, 78, 0, 0 }, { 72, 85, 65, 78, 71, 0 }, { 72, 85, 73, 0, 0, 0 },{ 72, 85, 78, 0, 0, 0 }, { 72, 85, 79, 0, 0, 0 }, { 74, 73, 0, 0, 0, 0 },{ 74, 73, 65, 0, 0, 0 }, { 74, 73, 65, 78, 0, 0 }, { 74, 73, 65, 78, 71, 0 },{ 74, 73, 65, 79, 0, 0 }, { 74, 73, 69, 0, 0, 0 }, { 74, 73, 78, 0, 0, 0 },{ 74, 73, 78, 71, 0, 0 }, { 74, 73, 79, 78, 71, 0 }, { 74, 73, 85, 0, 0, 0 },{ 74, 85, 0, 0, 0, 0 }, { 74, 85, 65, 78, 0, 0 }, { 74, 85, 69, 0, 0, 0 },{ 74, 85, 78, 0, 0, 0 }, { 75, 65, 0, 0, 0, 0 }, { 75, 65, 73, 0, 0, 0 },{ 75, 65, 78, 0, 0, 0 }, { 75, 65, 78, 71, 0, 0 }, { 75, 65, 79, 0, 0, 0 },{ 75, 69, 0, 0, 0, 0 }, { 75, 69, 73, 0, 0, 0 }, { 75, 69, 78, 0, 0, 0 },{ 75, 69, 78, 71, 0, 0 }, { 75, 79, 78, 71, 0, 0 }, { 75, 79, 85, 0, 0, 0 },{ 75, 85, 0, 0, 0, 0 }, { 75, 85, 65, 0, 0, 0 }, { 75, 85, 65, 73, 0, 0 },{ 75, 85, 65, 78, 0, 0 }, { 75, 85, 65, 78, 71, 0 }, { 75, 85, 73, 0, 0, 0 },{ 75, 85, 78, 0, 0, 0 }, { 75, 85, 79, 0, 0, 0 }, { 76, 65, 0, 0, 0, 0 },{ 76, 65, 73, 0, 0, 0 }, { 76, 65, 78, 0, 0, 0 }, { 76, 65, 78, 71, 0, 0 },{ 76, 65, 79, 0, 0, 0 }, { 76, 69, 0, 0, 0, 0 }, { 76, 69, 73, 0, 0, 0 },{ 76, 69, 78, 71, 0, 0 }, { 76, 73, 0, 0, 0, 0 }, { 76, 73, 65, 0, 0, 0 },{ 76, 73, 65, 78, 0, 0 }, { 76, 73, 65, 78, 71, 0 }, { 76, 73, 65, 79, 0, 0 },{ 76, 73, 69, 0, 0, 0 }, { 76, 73, 78, 0, 0, 0 }, { 76, 73, 78, 71, 0, 0 },{ 76, 73, 85, 0, 0, 0 }, { 76, 79, 78, 71, 0, 0 }, { 76, 79, 85, 0, 0, 0 },{ 76, 85, 0, 0, 0, 0 }, { 76, 85, 65, 78, 0, 0 }, { 76, 85, 69, 0, 0, 0 },{ 76, 85, 78, 0, 0, 0 }, { 76, 85, 79, 0, 0, 0 }, { 77, 0, 0, 0, 0, 0 },{ 77, 65, 0, 0, 0, 0 }, { 77, 65, 73, 0, 0, 0 }, { 77, 65, 78, 0, 0, 0 },{ 77, 65, 78, 71, 0, 0 }, { 77, 65, 79, 0, 0, 0 }, { 77, 69, 0, 0, 0, 0 },{ 77, 69, 73, 0, 0, 0 }, { 77, 69, 78, 0, 0, 0 }, { 77, 69, 78, 71, 0, 0 },{ 77, 73, 0, 0, 0, 0 }, { 77, 73, 65, 78, 0, 0 }, { 77, 73, 65, 79, 0, 0 },{ 77, 73, 69, 0, 0, 0 }, { 77, 73, 78, 0, 0, 0 }, { 77, 73, 78, 71, 0, 0 },{ 77, 73, 85, 0, 0, 0 }, { 77, 79, 0, 0, 0, 0 }, { 77, 79, 85, 0, 0, 0 },{ 77, 85, 0, 0, 0, 0 }, { 78, 65, 0, 0, 0, 0 }, { 78, 65, 73, 0, 0, 0 },{ 78, 65, 78, 0, 0, 0 }, { 78, 65, 78, 71, 0, 0 }, { 78, 65, 79, 0, 0, 0 },{ 78, 69, 0, 0, 0, 0 }, { 78, 69, 73, 0, 0, 0 }, { 78, 69, 78, 0, 0, 0 },{ 78, 69, 78, 71, 0, 0 }, { 78, 73, 0, 0, 0, 0 }, { 78, 73, 65, 78, 0, 0 },{ 78, 73, 65, 78, 71, 0 }, { 78, 73, 65, 79, 0, 0 }, { 78, 73, 69, 0, 0, 0 },{ 78, 73, 78, 0, 0, 0 }, { 78, 73, 78, 71, 0, 0 }, { 78, 73, 85, 0, 0, 0 },{ 78, 79, 78, 71, 0, 0 }, { 78, 79, 85, 0, 0, 0 }, { 78, 85, 0, 0, 0, 0 },{ 78, 85, 65, 78, 0, 0 }, { 78, 85, 69, 0, 0, 0 }, { 78, 85, 79, 0, 0, 0 },{ 79, 0, 0, 0, 0, 0 }, { 79, 85, 0, 0, 0, 0 }, { 80, 65, 0, 0, 0, 0 },{ 80, 65, 73, 0, 0, 0 }, { 80, 65, 78, 0, 0, 0 }, { 80, 65, 78, 71, 0, 0 },{ 80, 65, 79, 0, 0, 0 }, { 80, 69, 73, 0, 0, 0 }, { 80, 69, 78, 0, 0, 0 },{ 80, 69, 78, 71, 0, 0 }, { 80, 73, 0, 0, 0, 0 }, { 80, 73, 65, 78, 0, 0 },{ 80, 73, 65, 79, 0, 0 }, { 80, 73, 69, 0, 0, 0 }, { 80, 73, 78, 0, 0, 0 },{ 80, 73, 78, 71, 0, 0 }, { 80, 79, 0, 0, 0, 0 }, { 80, 79, 85, 0, 0, 0 },{ 80, 85, 0, 0, 0, 0 }, { 81, 73, 0, 0, 0, 0 }, { 81, 73, 65, 0, 0, 0 },{ 81, 73, 65, 78, 0, 0 }, { 81, 73, 65, 78, 71, 0 }, { 81, 73, 65, 79, 0, 0 },{ 81, 73, 69, 0, 0, 0 }, { 81, 73, 78, 0, 0, 0 }, { 81, 73, 78, 71, 0, 0 },{ 81, 73, 79, 78, 71, 0 }, { 81, 73, 85, 0, 0, 0 }, { 81, 85, 0, 0, 0, 0 },{ 81, 85, 65, 78, 0, 0 }, { 81, 85, 69, 0, 0, 0 }, { 81, 85, 78, 0, 0, 0 },{ 82, 65, 78, 0, 0, 0 }, { 82, 65, 78, 71, 0, 0 }, { 82, 65, 79, 0, 0, 0 },{ 82, 69, 0, 0, 0, 0 }, { 82, 69, 78, 0, 0, 0 }, { 82, 69, 78, 71, 0, 0 },{ 82, 73, 0, 0, 0, 0 }, { 82, 79, 78, 71, 0, 0 }, { 82, 79, 85, 0, 0, 0 },{ 82, 85, 0, 0, 0, 0 }, { 82, 85, 65, 78, 0, 0 }, { 82, 85, 73, 0, 0, 0 },{ 82, 85, 78, 0, 0, 0 }, { 82, 85, 79, 0, 0, 0 }, { 83, 65, 0, 0, 0, 0 },{ 83, 65, 73, 0, 0, 0 }, { 83, 65, 78, 0, 0, 0 }, { 83, 65, 78, 71, 0, 0 },{ 83, 65, 79, 0, 0, 0 }, { 83, 69, 0, 0, 0, 0 }, { 83, 69, 78, 0, 0, 0 },{ 83, 69, 78, 71, 0, 0 }, { 83, 72, 65, 0, 0, 0 }, { 83, 72, 65, 73, 0, 0 },{ 83, 72, 65, 78, 0, 0 }, { 83, 72, 65, 78, 71, 0 }, { 83, 72, 65, 79, 0, 0 },{ 83, 72, 69, 0, 0, 0 }, { 83, 72, 69, 78, 0, 0 }, { 83, 72, 69, 78, 71, 0 },{ 83, 72, 73, 0, 0, 0 }, { 83, 72, 79, 85, 0, 0 }, { 83, 72, 85, 0, 0, 0 },{ 83, 72, 85, 65, 0, 0 }, { 83, 72, 85, 65, 73, 0 }, { 83, 72, 85, 65, 78, 0 },{ 83, 72, 85, 65, 78, 71 }, { 83, 72, 85, 73, 0, 0 }, { 83, 72, 85, 78, 0, 0 },{ 83, 72, 85, 79, 0, 0 }, { 83, 73, 0, 0, 0, 0 }, { 83, 79, 78, 71, 0, 0 },{ 83, 79, 85, 0, 0, 0 }, { 83, 85, 0, 0, 0, 0 }, { 83, 85, 65, 78, 0, 0 },{ 83, 85, 73, 0, 0, 0 }, { 83, 85, 78, 0, 0, 0 }, { 83, 85, 79, 0, 0, 0 },{ 84, 65, 0, 0, 0, 0 }, { 84, 65, 73, 0, 0, 0 }, { 84, 65, 78, 0, 0, 0 },{ 84, 65, 78, 71, 0, 0 }, { 84, 65, 79, 0, 0, 0 }, { 84, 69, 0, 0, 0, 0 },{ 84, 69, 78, 71, 0, 0 }, { 84, 73, 0, 0, 0, 0 }, { 84, 73, 65, 78, 0, 0 },{ 84, 73, 65, 79, 0, 0 }, { 84, 73, 69, 0, 0, 0 }, { 84, 73, 78, 71, 0, 0 },{ 84, 79, 78, 71, 0, 0 }, { 84, 79, 85, 0, 0, 0 }, { 84, 85, 0, 0, 0, 0 },{ 84, 85, 65, 78, 0, 0 }, { 84, 85, 73, 0, 0, 0 }, { 84, 85, 78, 0, 0, 0 },{ 84, 85, 79, 0, 0, 0 }, { 87, 65, 0, 0, 0, 0 }, { 87, 65, 73, 0, 0, 0 },{ 87, 65, 78, 0, 0, 0 }, { 87, 65, 78, 71, 0, 0 }, { 87, 69, 73, 0, 0, 0 },{ 87, 69, 78, 0, 0, 0 }, { 87, 69, 78, 71, 0, 0 }, { 87, 79, 0, 0, 0, 0 },{ 87, 85, 0, 0, 0, 0 }, { 88, 73, 0, 0, 0, 0 }, { 88, 73, 65, 0, 0, 0 },{ 88, 73, 65, 78, 0, 0 }, { 88, 73, 65, 78, 71, 0 }, { 88, 73, 65, 79, 0, 0 },{ 88, 73, 69, 0, 0, 0 }, { 88, 73, 78, 0, 0, 0 }, { 88, 73, 78, 71, 0, 0 },{ 88, 73, 79, 78, 71, 0 }, { 88, 73, 85, 0, 0, 0 }, { 88, 85, 0, 0, 0, 0 },{ 88, 85, 65, 78, 0, 0 }, { 88, 85, 69, 0, 0, 0 }, { 88, 85, 78, 0, 0, 0 },{ 89, 65, 0, 0, 0, 0 }, { 89, 65, 78, 0, 0, 0 }, { 89, 65, 78, 71, 0, 0 },{ 89, 65, 79, 0, 0, 0 }, { 89, 69, 0, 0, 0, 0 }, { 89, 73, 0, 0, 0, 0 },{ 89, 73, 78, 0, 0, 0 }, { 89, 73, 78, 71, 0, 0 }, { 89, 79, 0, 0, 0, 0 },{ 89, 79, 78, 71, 0, 0 }, { 89, 79, 85, 0, 0, 0 }, { 89, 85, 0, 0, 0, 0 },{ 89, 85, 65, 78, 0, 0 }, { 89, 85, 69, 0, 0, 0 }, { 89, 85, 78, 0, 0, 0 },{ 90, 65, 0, 0, 0, 0 }, { 90, 65, 73, 0, 0, 0 }, { 90, 65, 78, 0, 0, 0 },{ 90, 65, 78, 71, 0, 0 }, { 90, 65, 79, 0, 0, 0 }, { 90, 69, 0, 0, 0, 0 },{ 90, 69, 73, 0, 0, 0 }, { 90, 69, 78, 0, 0, 0 }, { 90, 69, 78, 71, 0, 0 },{ 90, 72, 65, 0, 0, 0 }, { 90, 72, 65, 73, 0, 0 }, { 90, 72, 65, 78, 0, 0 },{ 90, 72, 65, 78, 71, 0 }, { 90, 72, 65, 79, 0, 0 }, { 90, 72, 69, 0, 0, 0 },{ 90, 72, 69, 78, 0, 0 }, { 90, 72, 69, 78, 71, 0 }, { 90, 72, 73, 0, 0, 0 },{ 90, 72, 79, 78, 71, 0 }, { 90, 72, 79, 85, 0, 0 }, { 90, 72, 85, 0, 0, 0 },{ 90, 72, 85, 65, 0, 0 }, { 90, 72, 85, 65, 73, 0 }, { 90, 72, 85, 65, 78, 0 },{ 90, 72, 85, 65, 78, 71 }, { 90, 72, 85, 73, 0, 0 }, { 90, 72, 85, 78, 0, 0 },{ 90, 72, 85, 79, 0, 0 }, { 90, 73, 0, 0, 0, 0 }, { 90, 79, 78, 71, 0, 0 },{ 90, 79, 85, 0, 0, 0 }, { 90, 85, 0, 0, 0, 0 }, { 90, 85, 65, 78, 0, 0 },{ 90, 85, 73, 0, 0, 0 }, { 90, 85, 78, 0, 0, 0 }, { 90, 85, 79, 0, 0, 0 }, };/** First and last Chinese character with known Pinyin according to zh collation */private static final String FIRST_PINYIN_UNIHAN = "\u963F";private static final String LAST_PINYIN_UNIHAN = "\u84D9";/** The first Chinese character in Unicode block */private static final char FIRST_UNIHAN = '\u3400';private static final Collator COLLATOR = Collator.getInstance(Locale.CHINA);private static HanziToPinyin sInstance;private final boolean mHasChinaCollator;public static class Token {/*** Separator between target string for each source char*/public static final String SEPARATOR = " ";public static final int LATIN = 1;public static final int PINYIN = 2;public static final int UNKNOWN = 3;public Token() {}public Token(int type, String source, String target) {this.type = type;this.source = source;this.target = target;}/*** Type of this token, ASCII, PINYIN or UNKNOWN.*/public int type;/*** Original string before translation.*/public String source;/*** Translated string of source. For Han, target is corresponding Pinyin. Otherwise target is* original string in source.*/public String target;}protected HanziToPinyin(boolean hasChinaCollator) {mHasChinaCollator = hasChinaCollator;}public static HanziToPinyin getInstance() {synchronized (HanziToPinyin.class) {if (sInstance != null) {return sInstance;}// Check if zh_CN collation data is availablefinal Locale locale[] = Collator.getAvailableLocales();for (int i = 0; i < locale.length; i++) {if (locale[i].equals(Locale.CHINA)) {// Do self validation just once.if (DEBUG) {Log.d(TAG, "Self validation. Result: " + doSelfValidation());}sInstance = new HanziToPinyin(true);return sInstance;}}//解决国产手机定制rom不能转换问题if (sInstance == null){ if(Locale.CHINA.equals(Locale.getDefault())){sInstance = new HanziToPinyin(true);return sInstance;}}Log.w(TAG, "There is no Chinese collator, HanziToPinyin is disabled");sInstance = new HanziToPinyin(false);return sInstance;}}/*** Validate if our internal table has some wrong value.** @return true when the table looks correct.*/private static boolean doSelfValidation() {char lastChar = UNIHANS[0];String lastString = Character.toString(lastChar);for (char c : UNIHANS) {if (lastChar == c) {continue;}final String curString = Character.toString(c);int cmp = COLLATOR.compare(lastString, curString);if (cmp >= 0) {Log.e(TAG, "Internal error in Unihan table. " + "The last string \"" + lastString+ "\" is greater than current string \"" + curString + "\".");return false;}lastString = curString;}return true;}private Token getToken(char character) {Token token = new Token();final String letter = Character.toString(character);token.source = letter;int offset = -1;int cmp;if (character < 256) {token.type = Token.LATIN;token.target = letter;return token;} else if (character < FIRST_UNIHAN) {token.type = Token.UNKNOWN;token.target = letter;return token;} else {cmp = COLLATOR.compare(letter, FIRST_PINYIN_UNIHAN);if (cmp < 0) {token.type = Token.UNKNOWN;token.target = letter;return token;} else if (cmp == 0) {token.type = Token.PINYIN;offset = 0;} else {cmp = COLLATOR.compare(letter, LAST_PINYIN_UNIHAN);if (cmp > 0) {token.type = Token.UNKNOWN;token.target = letter;return token;} else if (cmp == 0) {token.type = Token.PINYIN;offset = UNIHANS.length - 1;}}}token.type = Token.PINYIN;if (offset < 0) {int begin = 0;int end = UNIHANS.length - 1;while (begin <= end) {offset = (begin + end) / 2;final String unihan = Character.toString(UNIHANS[offset]);cmp = COLLATOR.compare(letter, unihan);if (cmp == 0) {break;} else if (cmp > 0) {begin = offset + 1;} else {end = offset - 1;}}}if (cmp < 0) {offset--;}StringBuilder pinyin = new StringBuilder();for (int j = 0; j < PINYINS[offset].length && PINYINS[offset][j] != 0; j++) {pinyin.append((char) PINYINS[offset][j]);}token.target = pinyin.toString();return token;}/*** Convert the input to a array of tokens. The sequence of ASCII or Unknown characters without* space will be put into a Token, One Hanzi character which has pinyin will be treated as a* Token. If these is no China collator, the empty token array is returned.*/public ArrayList<Token> get(final String input) {ArrayList<Token> tokens = new ArrayList<Token>();if (!mHasChinaCollator || TextUtils.isEmpty(input)) {// return empty tokens.return tokens;}final int inputLength = input.length();final StringBuilder sb = new StringBuilder();int tokenType = Token.LATIN;// Go through the input, create a new token when// a. Token type changed// b. Get the Pinyin of current charater.// c. current character is space.for (int i = 0; i < inputLength; i++) {final char character = input.charAt(i);if (character == ' ') {if (sb.length() > 0) {addToken(sb, tokens, tokenType);}} else if (character < 256) {if (tokenType != Token.LATIN && sb.length() > 0) {addToken(sb, tokens, tokenType);}tokenType = Token.LATIN;sb.append(character);} else if (character < FIRST_UNIHAN) {if (tokenType != Token.UNKNOWN && sb.length() > 0) {addToken(sb, tokens, tokenType);}tokenType = Token.UNKNOWN;sb.append(character);} else {Token t = getToken(character);if (t.type == Token.PINYIN) {if (sb.length() > 0) {addToken(sb, tokens, tokenType);}tokens.add(t);tokenType = Token.PINYIN;} else {if (tokenType != t.type && sb.length() > 0) {addToken(sb, tokens, tokenType);}tokenType = t.type;sb.append(character);}}}if (sb.length() > 0) {addToken(sb, tokens, tokenType);}return tokens;}private void addToken(final StringBuilder sb, final ArrayList<Token> tokens, final int tokenType) {String str = sb.toString();tokens.add(new Token(tokenType, str, str));sb.setLength(0);}
}

使用方法如下：

List<HanziToPinyin.Token> tokens = HanziToPinyin.getInstance().get("降降都都");

这种方法有个问题就是不能区分多音字

我这里使用的是4.1.1里面的，如果想查看android源码，可以上这个http://androidxref.com网站查看

android汉字转拼音，不用第三方包相关推荐

  1. android 汉字转拼音pinyin4j包

    android 汉字转拼音pinyin4j包 转载于:https://www.cnblogs.com/longhs/p/3148276.html

  2. Android 汉字转拼音工具

    Android 汉字转拼音工具 前言 工具 使用 前言 没有.. 工具 pinyin4j - 下载1 pinyin4j - 下载2 使用 import net.sourceforge.pinyin4j ...

  3. Android汉字转拼音HanziToPinyin

    Android系统本身自带有有将汉字转化为英文拼音的类和方法.具体的类就是HanziToPinyin.java.Android系统自身实现的通讯录中就使用了HanziToPinyin.java对中文通 ...

  4. android 汉字转拼音

    android源码有汉字转拼音的文件,路径:android_source/packages/providers/ContactsProvider/src/com/android/providers/c ...

  5. Android汉字转拼音的完美解决方案

    前面的话:做一件事情前一定要先对比多种解决方案在开始写代码,如果一开始就知道某种方法的不合理,就不会浪费那么多时间在解决之前的错误上啦.这篇文章就是因为一开始没有认识到这个问题,付出的代价.以此为戒! ...

  6. Android 汉字转换拼音之JPinyin

    一.简介 项目地址:https://github.com/stuxuhai/jpinyin JPinyin是一个汉字转拼音的Java开源类库,在PinYin4j的功能基础上做了一些改进. [JPiny ...

  7. 强大的Android汉字转拼音开源库TinyPinyin

    我们日常开发中遇到汉字转拼音的机会比较少,但是在做联系人相关的时候就会常常遇到,比如微信联系列表,手机联系人列表,张三的首字母排序是Z,王五的首字母排序是W. 今天给大家介绍一个汉字转拼音的库Tiny ...

  8. Android汉字转拼音核心代码解读

    原理: 找两个数组,一个用来存储所有相同汉字拼音的第一个汉字的Unicode编码,另一个用来存储对应的拼音. 注:可不是说按照Unicode编码大小来排序的.而是按照我们汉字的A,B,C,D,E,F, ...

  9. android 判断首字母,Android 汉字转拼音首字母【原创】

    最近在做项目时,遇到需要对数据库的数据进行排序,但是sqlite是不支持中文排序的,所有必须要先将中文转换成拼音,这里列了一种将每个汉字转换成首字母的方法.贴出了,大家需要的可以看看. public ...

最新文章

  1. MainWindow 简介
  2. logback基本入门
  3. c语言equal,C ++中的ratio_equal()示例
  4. Win7如何快速打开本地连接
  5. Atitit 信息检索 v3 t55.docx Atitit 现代信息检索 目录 1.1. 信息检索（索引 索引 结构化文本 1 1.2. Atitit 重要章节 1 1.3. 息检索建模 1 1.
  6. VS2017 安装xamarin 开发安卓程序教程
  7. 苹果Mac上的6 款值得开机启动的工具
  8. 1 月 9 日：iPhone 问世
  9. 007高级用法-使用MD来画时序图和流程图
  10. PHP梯度计算金额,数字图像的梯度概念以及计算(the gradient of the image)
  11. Footprint：Curve何以在DEX赛道遥遥领先
  12. 正大期货新闻：油价今年有望“长期”处在100美元上方
  13. vue echart地图划分大区
  14. 用python做生日礼物_利用python画一份素描合集，给女朋友一份独特生日礼物
  15. e光的matlab,【e光嫩肤的效果怎么样】_功效_作用-大众养生网
  16. LaTeX公式编辑和希腊字母
  17. NOI模拟（5.23） TJOID2T3 教科书般的亵渎 （bzoj5339）
  18. U6 3.2盘点单管理1.01
  19. VINS外参在线标定估计
  20. 区块链打造智慧城市的思路和案例

热门文章

  1. 高薪邀请国人去菲律宾上班的新型诈骗方式
  2. Word连续引用[1, 2] [3-5]
  3. jQuery的基本用法
  4. 吉林华微电子： 自主研发砥砺行 助力打造“中国芯”
  5. Swift 周报 第六期
  6. 设计神经网络的基本原则,神经网络设计与实现
  7. 【沐风老师】3DMAX一键种草插件GrassScatter使用方法详解
  8. day2:算法之美|打开算法之门与算法复杂性
  9. 执行npm run build的时候报错怎么办？
  10. 计算机网络--数据链路层[微课堂]