java 汉字转拼音

先决条件：

pinyin4j.jar(Pinyin4j是一个流行的Java库，支持中文字符和拼音之间的转换。拼音输出格式可以定制。)

下载地址：http://pan.baidu.com/share/link?shareid=3958741959&uk=3792676205

PinyinUtil.java

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;

public class PinyinUtil {

    /**
     * 将字符串中的中文转化为拼音，其他字符不变
     * 
     * @param inputStr
     * @return 汉字拼音
     */
    public static String getPinYin(String inputStr) {
        HanyuPinyinOutputFormat hpFormat = new HanyuPinyinOutputFormat();
        hpFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);// 小写
        hpFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
        hpFormat.setVCharType(HanyuPinyinVCharType.WITH_V);
        char[] input = inputStr.trim().toCharArray();
        String output = "";
        try {
            for (int i = 0; i < input.length; i++) {
                if (java.lang.Character.toString(input[i]).matches(
                        "[\\u4E00-\\u9FA5]+")) {
                    String[] temp = PinyinHelper.toHanyuPinyinStringArray(
                            input[i], hpFormat);
                    output += temp[0];
                } else {
                    output += input[i];
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return output;
    }

    /**
     * 获取汉字串拼音首字母，英文字符不变
     * 
     * @param chinese
     *            汉字串
     * @return 汉语拼音首字母
     */
    public static String getFirstSpell(String chinese) {
        StringBuffer pybf = new StringBuffer();
        char[] arr = chinese.toCharArray();
        HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
        defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);
        defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
        defaultFormat.setVCharType(HanyuPinyinVCharType.WITH_V);

        for (int i = 0; i < arr.length; i++) {
            if (arr[i] > 128) {
                try {
                    String[] temp = PinyinHelper.toHanyuPinyinStringArray(
                            arr[i], defaultFormat);
                    if (temp != null) {
                        pybf.append(temp[0].charAt(0));
                    } else {
                        pybf.append(arr[i]);
                    }
                } catch (BadHanyuPinyinOutputFormatCombination e) {
                    e.printStackTrace();
                }
            }
        }
        return pybf.toString().replaceAll("\\W", "").trim();
    }

    /**
     * 获取汉字串拼音，英文字符不变
     * 
     * @param chinese
     *            汉字串
     * @return 汉语拼音
     */
    public static String getFullSpell(String chinese) {
        StringBuffer pybf = new StringBuffer();
        char[] arr = chinese.toCharArray();

        HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
        defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);
        defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
        defaultFormat.setVCharType(HanyuPinyinVCharType.WITH_V);

        try {
            for (int i = 0; i < arr.length; i++) {
                if (arr[i] > 128) {
                    pybf.append(PinyinHelper.toHanyuPinyinStringArray(arr[i],
                            defaultFormat)[0]);
                } else {
                    pybf.append(arr[i]);
                }
            }
        } catch (BadHanyuPinyinOutputFormatCombination e) {
            e.printStackTrace();
        }
        return pybf.toString();
    }

test.java

public class test {    
        public static void main(String[] args) {
        String result = getPinYin("赠送");
        System.out.println(result);
    }
}