pinyin4j工具类--把汉字转为拼音的插件

package com.xxx.xxx.xxx;

import net.sourceforge.pinyin4j.PinyinHelper;
import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;
import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * Created by 13375 on 2019/12/9 15:28
 *
 * @ClassName: com.jxdinfo.hussar.common
 * @Description: 1
 * @author: lifujian
 * @date: 2019/12/9  15:28
 */
public class ChineseToPinyinUtils {

	public static enum Type {
		UPPERCASE,              //全部大写
		LOWERCASE,              //全部小写
		FIRSTUPPER              //首字母大写
	}

	public static String toPinYin(String str){
		return toPinYin(str, "", Type.UPPERCASE);
	}


	public static String toPinYin(String str,String spera){
		return toPinYin(str, spera, Type.UPPERCASE);
	}


	/**

      * 将str转换成拼音，如果不是汉字或者没有对应的拼音，则不作转换

      * 如： 明天 转换成 MINGTIAN

      * @param str：要转化的汉字

      * @param spera：转化结果的分割符

      * @return

      * @throws BadHanyuPinyinOutputFormatCombination

      */

	public static String toPinYin(String str, String spera, Type type){
		try {
			HanyuPinyinOutputFormat format = new HanyuPinyinOutputFormat();
			if(str == null || str.trim().length()==0)
				return "";
			if(type == Type.UPPERCASE)
				format.setCaseType(HanyuPinyinCaseType.UPPERCASE);
			else
				format.setCaseType(HanyuPinyinCaseType.LOWERCASE);
			String py = "";
			String temp = "";
			String[] t;
			for(int i=0;i<str.length();i++){
				char c = str.charAt(i);
				if((int)c <= 128)
					py += c;
				else{
					t = PinyinHelper.toHanyuPinyinStringArray(c, format);
					if(t == null)
						py += c;
					else{
						temp = t[0];
						if(type == Type.FIRSTUPPER)
							temp = t[0].toUpperCase().charAt(0)+temp.substring(1);
						String pattern = "[\d]{1}";//正则去掉音调即数字
						temp = temp.replaceAll(pattern,"");
						py += temp+(i==str.length()-1?"":spera);
					}
				}
			}
			return py.trim();
		}catch (BadHanyuPinyinOutputFormatCombination e){
			e.printStackTrace();
			return null;
		}
	}
}

　　POM文件引入：

<!-- pinyin4j 将汉字转为拼音  -->
<dependency>
    <groupId>com.belerweb</groupId>
    <artifactId>pinyin4j</artifactId>
    <version>2.5.0</version>
</dependency>