汉字转换拼音

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 CnToSpell {

	// 将汉字转换为全拼
	public static String getPingYin(String src) {

		char[] hanziArray = null;
		hanziArray = src.toCharArray();
		String[] convertArray = new String[hanziArray.length];
		
		HanyuPinyinOutputFormat format = new HanyuPinyinOutputFormat();
		format.setCaseType(HanyuPinyinCaseType.LOWERCASE);
		format.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
		format.setVCharType(HanyuPinyinVCharType.WITH_V);
		
		String pinyin = "";
		try {
			for (int i = 0; i < hanziArray.length; i++) {
				// 判断是否为汉字字符
				if (java.lang.Character.toString(hanziArray[i]).matches(
						"[\\u4E00-\\u9FA5]+")) {
					convertArray = PinyinHelper.toHanyuPinyinStringArray(hanziArray[i], format);
					pinyin += convertArray[0];
				} else
					pinyin += java.lang.Character.toString(hanziArray[i]);
			}
			return pinyin;
		} catch (BadHanyuPinyinOutputFormatCombination e1) {
			e1.printStackTrace();
		}
		return pinyin;
	}

	// 返回中文的首字母
	public static String getPinYinHeadChar(String str) {

		String convert = "";
		for (int j = 0; j < str.length(); j++) {
			char word = str.charAt(j);
			String[] pinyinArray = PinyinHelper.toHanyuPinyinStringArray(word);
			if (pinyinArray != null) {
				convert += pinyinArray[0].charAt(0);
			} else {
				convert += word;
			}
		}
		return convert;
	}

	// 将字符串转移为ASCII码
	public static String getCnASCII(String cnStr) {
		StringBuffer strBuf = new StringBuffer();
		byte[] bGBK = cnStr.getBytes();
		for (int i = 0; i < bGBK.length; i++) {
			// System.out.println(Integer.toHexString(bGBK[i]&0xff));
			strBuf.append(Integer.toHexString(bGBK[i] & 0xff));
		}
		return strBuf.toString();
	}

	public static void main(String[] args) {
		String cnStr = "单亮";
		System.out.println(getPingYin(cnStr));
		System.out.println(getPinYinHeadChar(cnStr));
	}

}