本文实例为大家分享了java汉字转拼音工具类的具体代码，供大家参考，具体内容如下
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import com.google.common.base.Strings;import net.sourceforge.pinyin4j.PinyinHelper;import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;import org.slf4j.Logger;import org.slf4j.LoggerFactory;import java.util.ArrayList;import java.util.List;import java.util.Locale;import java.util.TreeSet;public class PinyinUtils { private static final Logger logger = LoggerFactory.getLogger(PinyinUtils.class); /** * 单字解析 * * @param str first * @return */ public static String[] convert(String str) { String[] reslut = null; HanyuPinyinOutputFormat hanyuPinyinOutputFormat = new HanyuPinyinOutputFormat(); hanyuPinyinOutputFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE); try { reslut = PinyinHelper.toHanyuPinyinStringArray(str.charAt(0), hanyuPinyinOutputFormat); TreeSet<String> stringTreeSet = new TreeSet<>(); for (int i = 0; i < reslut.length; i++) { if(reslut.length >=3) { break; } stringTreeSet.add(reslut[i].replace("u:","v")); } reslut = new String[stringTreeSet.size()]; reslut = stringTreeSet.toArray(reslut); } catch (BadHanyuPinyinOutputFormatCombination badHanyuPinyinOutputFormatCombination) { badHanyuPinyinOutputFormatCombination.printStackTrace(); } catch (Exception e) { logger.error("[convert]: ", e); } return reslut; } /** * 词组解析(全写) * * @param chs * @return */ public static String getSelling(String chs) { return translate(chs, false); } /** * 汉字转拼音 * * @param chs * @param acronym * @return */ private static String translate(String chs, boolean acronym) { StringBuffer buffer=new StringBuffer(); if (Strings.isNullOrEmpty(chs)) return ""; try { List<List<String>> temps = new ArrayList<>(); int len = chs.length(); int len1 = 0; for (int i = 0; i < len; i++) { List<String> stringList = new ArrayList<>(); String key = chs.charAt(i) + ""; if (key.getBytes().length >= 2) { String[] temp = convert(key); if(temp.length == 0) { continue; } if (temp == null) { stringList.add(""); } else { for (String v : temp) { stringList.add(v); } } } else { stringList.add(key); } temps.add(stringList); len1++; } List<List<String>> t = new ArrayList<>(); for (int i = 0; i < len1; i++) { List<String> currentList = new ArrayList<>(); List<String> stringList = temps.get(i); if (stringList != null) { for (String s : stringList) { if (acronym) { s = s.charAt(0) + ""; } if (i > 0) { List<String> preList = t.get(i - 1); if (preList != null) { for (String s1 : preList) { currentList.add(s1 + s); } } }else{ currentList.add(s); } } } t.add(i, currentList); } if (t.size()>0){ List<String> currentList= t.get(t.size()-1); if (currentList!=null){ for(String current : currentList){ buffer.append(current); buffer.append(""); } } } return buffer.toString(); } catch (Exception e) { logger.error("[getSortLetters]: ", e); return ""; } } /** * 词组解析(缩写) * * @param chs * @return */ public static String getSmallSelling(String chs) { return translate(chs, true); } /** * 获取首字母 * * @return */ public static String getSortLetters(String pingyin) { try { String sortString = pingyin.substring(0, 1).toUpperCase(Locale.getDefault()); // 正则表达式，判断首字母是否是英文字母 if (sortString.matches("[A-Z]")) { return sortString.toUpperCase(Locale.getDefault()); } } catch (Exception e) { logger.error("[getSortLetters]: ", e); } return "#"; } public static void main(String [] args) { PinyinUtils p = new PinyinUtils(); System.out.println(p.getSelling("单个")); System.out.println(p.getSmallSelling("测试")); }} |
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://www.cnblogs.com/YuyuanNo1/p/8385332.html
