Java 根据汉字获取其拼音

小咪咪 2022-12-30 14:55 128阅读 0赞

pom.xml导入pinyin4j的依赖

<dependency>
                <groupId>com.belerweb</groupId>
                <artifactId>pinyin4j</artifactId>
                <version>2.5.1</version>
            </dependency>

汉字转拼音工具类

package com.bizcloud.function;
    
    import net.sourceforge.pinyin4j.PinyinHelper;
    import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
    import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;
    
    import java.util.regex.Matcher;
    import java.util.regex.Pattern;
    
    /**
     * @java 项目 www.fhadmin.org
     * @version 1.0
     * @since 2020/12/23 6:29 下午
     */
    public class ChineseCharacterUtils {
    
        /**
         * 将单个汉字转成拼音
         *
         * @param chinese 汉字字符
         * @return 拼音
         */
        public static String chineseCharConversionPinyin(char chinese) {
            HanyuPinyinOutputFormat outputFormat = new HanyuPinyinOutputFormat();
            outputFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
            String[] res;
            StringBuilder stringBuilder = new StringBuilder();
            try {
                res = PinyinHelper.toHanyuPinyinStringArray(chinese, outputFormat);
                //对于多音字，只用第一个拼音
                stringBuilder.append(res[0]);
            } catch (Exception e) {
                e.printStackTrace();
                return "";
            }
            return stringBuilder.toString();
        }
    
    
        /**
         * 将汉字转成拼音,取首字母或全拼
         *
         * @param chinese 汉字字符串
         * @param isFull  是否全拼
         * @return 拼音
         */
        public static String chineseConversionPinyin(String chinese, boolean isFull) {
            // ^[\u2E80-\u9FFF]+$ 匹配所有东亚区的语言
            // ^[\u4E00-\u9FFF]+$ 匹配简体和繁体
            // ^[\u4E00-\u9FA5]+$ 匹配简体
            String regExp = "^[\u4E00-\u9FFF]+$";
            StringBuilder stringBuilder = new StringBuilder();
            if (chinese == null || "".equals(chinese.trim())) {
                return "";
            }
            String pinyin = "";
            for (int i = 0; i < chinese.length(); i++) {
                char unit = chinese.charAt(i);
                //是汉字，则转拼音
                if (match(String.valueOf(unit), regExp)) {
                    pinyin = chineseCharConversionPinyin(unit);
                    if (isFull) {
                        stringBuilder.append(pinyin);
                    } else {
                        stringBuilder.append(pinyin.charAt(0));
                    }
                } else {
                    stringBuilder.append(unit);
                }
            }
            return stringBuilder.toString();
        }
    
        /**
         * 根据字符和正则表达式进行匹配
         *
         * @param str   源字符串
         * @param regex 正则表达式
         * @return true：匹配成功  false：匹配失败
         */
        private static boolean match(String str, String regex) {
            Pattern pattern = Pattern.compile(regex);
            Matcher matcher = pattern.matcher(str);
            return matcher.find();
        }
    
        public static void main(String[] args) {
            char sex = '男';
            String chineseCharConversionPinyin = chineseCharConversionPinyin(sex);
            //nan
            System.out.println(chineseCharConversionPinyin);
    
            String str = "你好,中国";
            String chineseConversionPinyin = chineseConversionPinyin(str, false);
            //nh,zg或者nihao,zhongguo
            System.out.println(chineseConversionPinyin);
        }
    }

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