汉字转拼音（pinyin4j）

<dependency>
<groupId>pinyin4j.sourceforge.net</groupId>
<artifactId>pinyin4j</artifactId>
<version>2.5.0</version>

</dependency>

package net.biocloud.social.management.utils;

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.exception.BadHanyuPinyinOutputFormatCombination;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ChineseToEnglishHelper {

private static final Logger LOG = LoggerFactory.getLogger(ChineseToEnglishHelper.class);

/**
* 姓名转换为拼音，如胡八一， BaYi Hu
*
* @param realName
* @return
*/
public static String chineseToPinyin(String realName) {
StringBuffer pybf = new StringBuffer();
char[] arr = realName.trim().toCharArray();
HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);
defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
String surname = "";
for (int i = 0; i < arr.length; i++) {
if (arr[i] > 128) {
try {
//单个汉字转为拼音
String[] _t = PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat);
if (i == 0) {
surname = _t[0].substring(0, 1).toUpperCase() + _t[0].substring(1, _t[0].length());
} else {
pybf.append(_t[0].substring(0, 1).toUpperCase() + _t[0].substring(1, _t[0].length()));
}
if (i == arr.length - 1) {
pybf.append(" " + surname);
}
} catch (BadHanyuPinyinOutputFormatCombination e) {
LOG.info("chinese to english error, this is message" + e.getMessage());
throw new RuntimeException("chinese to english error");
}
} else {
pybf.append(arr[i]);
}
}
return pybf.toString().trim();
}

/**
* 姓名转换为拼音，如胡八一， B Y Hu
*
* @param realName
* @return
*/
public static String chineseToEnglish(String realName) {
StringBuffer pybf = new StringBuffer();
char[] arr = realName.trim().toCharArray();
HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);
defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
String surname = "";
for (int i = 0; i < arr.length; i++) {
if (arr[i] > 128) {
try {
//单个汉字转为拼音
String[] _t = PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat);
if (i == 0) {
surname = _t[0].substring(0, 1).toUpperCase() + _t[0].substring(1, _t[0].length());
} else {
pybf.append((arr.length == 2) ? _t[0].substring(0, 1).toUpperCase() :
(i == 1) ? _t[0].substring(0, 1).toUpperCase() + " " : _t[0].substring(0, 1).toUpperCase());
}
if (i == arr.length - 1) {
pybf.append(" " + surname);
}
} catch (BadHanyuPinyinOutputFormatCombination e) {
LOG.info("chinese to pinyin error, this is message" + e.getMessage());
throw new RuntimeException("chinese to pinyin error");
}
} else {
pybf.append(arr[i]);
}
}
return pybf.toString().trim();
}

public static void main(String arg[]) {
System.out.println(chineseToPinyin("胡八一"));
System.out.println(chineseToEnglish("胡八一"));
}

}