java将汉字转换为拼音

<dependency>
<groupId>com.belerweb</groupId>
<artifactId>pinyin4j</artifactId>
<version>2.5.0</version>
</dependency>

public class PinyinUtil {
/*
* 获取汉字简拼
*/
public static String getPinYinHeadChar(String str) {
StringBuffer convert = new StringBuffer();
for (int j = 0; j < str.length(); j++) {
char word = str.charAt(j);
String[] pinyinArray = PinyinHelper.toHanyuPinyinStringArray(word);
if (pinyinArray != null) {
convert.append(pinyinArray[0].charAt(0));
} else {
convert.append(word);
}
}
return convert.toString();
}

/**
* 获取汉字全拼(无空格)
* @param src
* @return
*/
public static String getPingYinTrimSpace(String src) {
char[] t1 = src.toCharArray();
String[] t2 = new String[t1.length];
HanyuPinyinOutputFormat t3 = new HanyuPinyinOutputFormat();
t3.setCaseType(HanyuPinyinCaseType.LOWERCASE);
t3.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
t3.setVCharType(HanyuPinyinVCharType.WITH_V);
StringBuffer t4 = new StringBuffer();
try {
for (int i = 0; i < t1.length; i++) {
//
if (Character.toString(t1[i]).matches("[\\u4E00-\\u9FA5]+")) {
t2 = PinyinHelper.toHanyuPinyinStringArray(t1[i], t3);
t4.append(t2[0]);
} else {
t4.append(Character.toString(t1[i]));
}
}

return t4.toString().replaceAll(" ", "");
} catch (BadHanyuPinyinOutputFormatCombination e1) {
e1.printStackTrace();
}
return t4.toString();
}

public static void main(String[] args) {
System.out.println(getPingYinTrimSpace("兰溪小城"));
}
}