可以实现汉字转化为拼音，多音字貌似转化为不正确
贴出源代码
package com.android.providers.contacts;
import android.text.TextUtils;
import android.util.Log;
import java.text.Collator;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Locale;
import com.mediatek.providers.contacts.ContactsFeatureConstants.FeatureOption;
/**
* 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