[网络摘抄] android提取拼音首字母

/**
* 获取汉字串拼音首字母，英文及特殊字符字符不变
*
* @param chinese 汉字串
* @return 汉语拼音首字母
*/
public static String cn2FirstSpell(String chinese) {
StringBuffer pybf = new StringBuffer();
char[] arr = chinese.toCharArray();
HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);
defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
for (int i = 0; i < arr.length; i++) {
Log.d("NEVER",String.valueOf(arr[i]));
if (arr[i] > 128) {
try {
String[] _t = PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat);
if (_t != null) {
pybf.append(_t[0].charAt(0));
}
} catch (BadHanyuPinyinOutputFormatCombination e) {
e.printStackTrace();
}
} else {
pybf.append(arr[i]);
}
}
return pybf.toString().toLowerCase().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 cn2Spell(String chinese) {
StringBuffer pybf = new StringBuffer();
char[] arr = chinese.toCharArray();
HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);
defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
for (int i = 0; i < arr.length; i++) {
if (arr[i] > 128) {
try {
pybf.append(PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat)[0]);
} catch (BadHanyuPinyinOutputFormatCombination e) {
e.printStackTrace();
}
} else {
pybf.append(arr[i]);
}
}
return pybf.toString();
}