Java将中文转化为拼音的简单代码示例

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

import net.sourceforge.pinyin4j.PinyinHelper;

public class ChineseToPinyin {
    public static void main(String[] args) {
        String chinese = "你好，世界！";
        String pinyin = convertToPinyin(chinese);
        System.out.println(pinyin);
    }

    public static String convertToPinyin(String chinese) {
        StringBuilder pinyin = new StringBuilder();
        char[] chars = chinese.toCharArray();

        for (char c : chars) {
            String[] pinyinArray = PinyinHelper.toHanyuPinyinStringArray(c);

            if (pinyinArray != null) {
                pinyin.append(pinyinArray[0]);
            } else {
                pinyin.append(c);
            }
        }

        return pinyin.toString();
    }
}

public static void main(String[] args) {
        String input = "你好，世界！";
        // 设置不带声调的输出选项
        net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat format = new net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat();
        format.setToneType(net.sourceforge.pinyin4j.format.HanyuPinyinToneType.WITHOUT_TONE);

        StringBuilder output = new StringBuilder();
        for (char c : input.toCharArray()) {
            try {
                String[] pinyinArray = PinyinHelper.toHanyuPinyinStringArray(c, format);
                if (pinyinArray != null && pinyinArray.length > 0) {
                    output.append(pinyinArray[0]).append(" ");
                } else {
                    output.append(c).append(" ");
                }
            } catch (Exception e) {
                output.append(c).append(" ");
            }
        }

        System.out.println(output.toString().trim()); // 输出结果：pin yin 4j
    }