Android 中汉字转化为拼音
jopen
13年前
查看Android 4.0源码，发现packages\providers\ContactsProvider\src\com\android\providers\contacts\HanziToPinyin.java
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', '\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 available final 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; } } 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); } //The fillowing lines are provided and maintained by Mediatek inc. private class DialerSearchToken extends Token { static final int FIRSTCASE = 0; static final int UPPERCASE = 1; static final int LOWERCASE = 2; } public String getTokensForDialerSearch(final String input, StringBuilder offsets){ if(offsets == null || input == null || TextUtils.isEmpty(input)){ // return empty tokens return null; } StringBuilder subStrSet = new StringBuilder(); ArrayList<Token> tokens = new ArrayList<Token>(); ArrayList<String> shortSubStrOffset = new ArrayList<String>(); final int inputLength = input.length(); final StringBuilder subString = new StringBuilder(); final StringBuilder subStrOffset = new StringBuilder(); int tokenType = Token.LATIN; int caseTypePre = DialerSearchToken.FIRSTCASE; int caseTypeCurr = DialerSearchToken.UPPERCASE; int mPos = 0; // 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. // d. Token case changed from lower case to upper case, // e. the first character is always a separated one // f character == '+' || character == '#' || character == '*' || character == ',' || character == ';' for (int i = 0; i < inputLength; i++) { final char character = input.charAt(i); if (character == '-' || character == ',' ){ mPos++; } else if (character == ' ') { if (subString.length() > 0) { addToken(subString, tokens, tokenType); addOffsets(subStrOffset, shortSubStrOffset); } addSubString(tokens,shortSubStrOffset,subStrSet,offsets); mPos++; caseTypePre = DialerSearchToken.FIRSTCASE; } else if (character < 256) { if (tokenType != Token.LATIN && subString.length() > 0) { addToken(subString, tokens, tokenType); addOffsets(subStrOffset, shortSubStrOffset); } caseTypeCurr = (character>='A' && character<='Z')?DialerSearchToken.UPPERCASE:DialerSearchToken.LOWERCASE; if(caseTypePre == DialerSearchToken.LOWERCASE && caseTypeCurr == DialerSearchToken.UPPERCASE){ addToken(subString, tokens, tokenType); addOffsets(subStrOffset, shortSubStrOffset); } caseTypePre = caseTypeCurr; tokenType = Token.LATIN; Character c = Character.toUpperCase(character); if(c != null){ subString.append(c); subStrOffset.append((char)mPos); } mPos++; } else if (character < FIRST_UNIHAN) { //Comment out. Do not cover unknown characters SINCE they can not be input. // if (tokenType != Token.UNKNOWN && subString.length() > 0) { // addToken(subString, tokens, tokenType); // addOffsets(subStrOffset, shortSubStrOffset); // caseTypePre = Token.FIRSTCASE; // } // tokenType = Token.UNKNOWN; // Character c = Character.toUpperCase(character); // if(c != null){ // subString.append(c); // subStrOffset.append((char)(mPos)); // } mPos++; } else { Token t = getToken(character); int tokenSize = t.target.length(); //Current type is PINYIN if (t.type == Token.PINYIN) { if (subString.length() > 0) { addToken(subString, tokens, tokenType); addOffsets(subStrOffset, shortSubStrOffset); } tokens.add(t); for(int j=0; j < tokenSize;j++) subStrOffset.append((char)mPos); addOffsets(subStrOffset,shortSubStrOffset); tokenType = Token.PINYIN; caseTypePre = DialerSearchToken.FIRSTCASE; mPos++; } else { //Comment out. Do not cover special characters SINCE they can not be input. // if (tokenType != t.type && subString.length() > 0) { // addToken(subString, tokens, tokenType); // addOffsets(subStrOffset, shortSubStrOffset); // caseTypePre = Token.FIRSTCASE; // }else{ // caseTypeCurr = (character>='A' && character<='Z')?Token.UPPERCASE:Token.LOWERCASE; // if(caseTypePre == Token.LOWERCASE && caseTypeCurr == Token.UPPERCASE){ // addToken(subString, tokens, tokenType); // addOffsets(subStrOffset, shortSubStrOffset); // } // caseTypePre = caseTypeCurr; // } // tokenType = t.type; // Character c = Character.toUpperCase(character); // if(c != null){ // subString.append(c); // subStrOffset.append(mPos); // } mPos++; } } //IF the name string is too long, cut it off to meet the storage request of dialer search. if(mPos > 127) break; } if (subString.length() > 0) { addToken(subString, tokens, tokenType); addOffsets(subStrOffset, shortSubStrOffset); } addSubString(tokens,shortSubStrOffset,subStrSet,offsets); return subStrSet.toString(); } private void addOffsets(final StringBuilder sb, final ArrayList<String> shortSubStrOffset){ String str = sb.toString(); shortSubStrOffset.add(str); sb.setLength(0); } private void addSubString(final ArrayList<Token> tokens, final ArrayList<String> shortSubStrOffset, StringBuilder subStrSet, StringBuilder offsets){ if(tokens == null || tokens.isEmpty()) return; int size = tokens.size(); int len = 0; StringBuilder mShortSubStr = new StringBuilder(); StringBuilder mShortSubStrOffsets = new StringBuilder(); StringBuilder mShortSubStrSet = new StringBuilder(); StringBuilder mShortSubStrOffsetsSet = new StringBuilder(); for(int i=size-1; i>=0 ; i--){ String mTempStr = tokens.get(i).target; len += mTempStr.length(); String mTempOffset = shortSubStrOffset.get(i); if(mShortSubStr.length()>0){ mShortSubStr.deleteCharAt(0); mShortSubStrOffsets.deleteCharAt(0); } mShortSubStr.insert(0, mTempStr); mShortSubStr.insert(0,(char)len); mShortSubStrOffsets.insert(0,mTempOffset); mShortSubStrOffsets.insert(0,(char)len); mShortSubStrSet.insert(0,mShortSubStr); mShortSubStrOffsetsSet.insert(0, mShortSubStrOffsets); } subStrSet.append(mShortSubStrSet); offsets.append(mShortSubStrOffsetsSet); tokens.clear(); shortSubStrOffset.clear(); } //The previous lines are provided and maintained by Mediatek inc. } 使用方法 /*汉字转为拼音*/ public static String getPinYin(String input) { ArrayList<Token> tokens = HanziToPinyin.getInstance().get(input); StringBuilder sb = new StringBuilder(); if (tokens != null && tokens.size() > 0) { for (Token token : tokens) { if (Token.PINYIN == token.type) { sb.append(token.target); } else { sb.append(token.source); } } } return sb.toString().toLowerCase(); }