Java实现汉字转拼音

爱被打了一巴掌 2021-07-24 14:35 502阅读 0赞

# 一 引入依赖 #

<dependency>
        <groupId>com.belerweb</groupId>
        <artifactId>pinyin4j</artifactId>
        <version>2.5.0</version>
    </dependency>

# 二 代码 #

package com.imooc.demo.common.util;
    
    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.HanyuPinyinVCharType;
    import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;
    
    /**
    * @className: ConvertPinyin
    * @description: 汉字转为拼音
    * @date: 2020/8/18
    * @author: cakin
    */
    public class ConvertPinyin {
        /**
         * 功能描述：汉字转全拼
         *
         * @author cakin
         * @date 2020/8/18
         * @param str 转换前的字符
         * @return String 转换后的字符
         * @description:
         */
        public String getPinyin(String str) throws Exception {
            if (str == null || str.length() == 0) {
                return "";
            }
            char[] t1 = null;
            t1 = str.toCharArray();
            String[] t2 = new String[t1.length];
            // 设置汉字拼音输出的格式
            HanyuPinyinOutputFormat t3 = new HanyuPinyinOutputFormat();
            t3.setCaseType(HanyuPinyinCaseType.LOWERCASE); // 小写
            t3.setToneType(HanyuPinyinToneType.WITHOUT_TONE); // 不带声调
            t3.setVCharType(HanyuPinyinVCharType.WITH_V);
    
            String t4 = "";
            int t0 = t1.length;
            try {
                for (int i = 0; i < t0; i++) {
                    // 判断是否为汉字字符
                    if (Character.toString(t1[i]).matches("[\\u4E00-\\u9FA5]+")) {
                        // 将汉字的几种全拼都存到t2数组中
                        t2 = PinyinHelper.toHanyuPinyinStringArray(t1[i], t3);
                        t4 += t2[0];// 取出该汉字全拼的第一种读音并连接到字符串t4后
                    } else {
                        // 如果不是汉字字符，直接取出字符并连接到字符串t4后
                        t4 += Character.toString(t1[i]);
                    }
                }
            } catch (BadHanyuPinyinOutputFormatCombination e) {
                throw e;
            }
            return t4;
        }
    
        /**
         * 功能描述：转首字母
         *
         * @author cakin
         * @date 2020/8/18
         * @param str 转换前的字符
         * @return String 转换后的字符
         */
        public String getPinYinHeadChar(String str) {
            String convert = "";
            if (str == null || str.length() == 0) {
                return convert;
            }
            for (int j = 0; j < str.length(); j++) {
                char word = str.charAt(j);
                // 提取汉字的首字母
                String[] pinyinArray = PinyinHelper.toHanyuPinyinStringArray(word);
                if (pinyinArray != null) {
                    convert += pinyinArray[0].charAt(0);
                } else {
                    convert += word;
                }
            }
            return convert.toUpperCase();
        }
    
        public static void main(String[] arg0) throws Exception {
            String str = "汉字转Pingyin";
            System.out.println(new ConvertPinyin().getPinyin(str));
            System.out.println(new ConvertPinyin().getPinYinHeadChar(str));
        }
    }

# 三 测试结果 #

hanzizhuanPingyin
    HZZPINGYIN