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拼音排序

时间:2015-03-27 08:49:41      阅读:149      评论:0      收藏:0      [点我收藏+]
package com.example.f; import java.util.Comparator;import net.sourceforge.pinyin4j.PinyinHelper; public class PinyinComparator implements Comparator { public int compare(String o1, String o2) { for (int i = 0; i < o1.length() && i < o2.length(); i++) { int codePoint1 = o1.charAt(i); int codePoint2 = o2.charAt(i); if (Character.isSupplementaryCodePoint(codePoint1) || Character.isSupplementaryCodePoint(codePoint2)) { i++; } if (codePoint1 != codePoint2) { if (Character.isSupplementaryCodePoint(codePoint1) || Character.isSupplementaryCodePoint(codePoint2)) { return codePoint1 - codePoint2; } String pinyin1 = pinyin((char) codePoint1); String pinyin2 = pinyin((char) codePoint2); if (pinyin1 != null && pinyin2 != null) { // 两个字符都是汉字 if (!pinyin1.equals(pinyin2)) { return pinyin1.compareTo(pinyin2); } } else { return codePoint1 - codePoint2; } } } return o1.length() - o2.length(); } /** * 字符的拼音,多音字就得到第一个拼音。不是汉字,就return null。 */ private static String pinyin(char c) { String[] pinyins = PinyinHelper.toHanyuPinyinStringArray(c); if (pinyins == null) { return null; } return pinyins[0]; } } 需要倒入pinyin4j-2.5.0.jar包!

拼音排序

原文:http://blog.csdn.net/sweiqin/article/details/44663625

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