第一步：pom.xml文件中引入pinyin4j依赖

com.belerweb

pinyin4j

2.5.0

第二步：新增PinYinUtil工具类

/*

* Copyright (C) 2018 Baidu, Inc. All Rights Reserved.

*/

package test;

import net.sourceforge.pinyin4j.PinyinHelper;

import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;

import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;

import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;

import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;

/**

* 汉字转换为拼音

* @author Red

*/

public class PinYinUtil {

/**

* 测试main方法

* @param args

*/

public static void main(String[] args) {

System.out.println(toFirstChar("汉字转换为拼音").toUpperCase()); //转为首字母大写

System.out.println(toPinyin("汉字转换为拼音"));

}

/**

* 获取字符串拼音的第一个字母

* @param chinese

* @return

*/

public static String toFirstChar(String chinese){

String pinyinStr = "";

char[] newChar = chinese.toCharArray(); //转为单个字符

HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();

defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);

defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);

for (int i = 0; i < newChar.length; i++) {

if (newChar[i] > 128) {

try {

pinyinStr += PinyinHelper.toHanyuPinyinStringArray(newChar[i], defaultFormat)[0].charAt(0);

} catch (BadHanyuPinyinOutputFormatCombination e) {

e.printStackTrace();

}

}else{

pinyinStr += newChar[i];

}

}

return pinyinStr;

}

/**

* 汉字转为拼音

* @param chinese

* @return

*/

public static String toPinyin(String chinese){

String pinyinStr = "";

char[] newChar = chinese.toCharArray();

HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();

defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);

defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);

for (int i = 0; i < newChar.length; i++) {

if (newChar[i] > 128) {

try {

pinyinStr += PinyinHelper.toHanyuPinyinStringArray(newChar[i], defaultFormat)[0];

} catch (BadHanyuPinyinOutputFormatCombination e) {

e.printStackTrace();

}

}else{

pinyinStr += newChar[i];

}

}

return pinyinStr;

}

}

第三步：调用PinYinUtil工具类静态方法实现汉字向拼音的转换

PinYinUtil.toPinyin(vo.getName())

延伸阅读：

https://github.com/belerweb/pinyin4j 在github开源项目中可以找到maven中可以引入的最新版本的配置，如下：