pinyin4j的java开源类库，提供中文转汉语拼音(并且支持多音字)

pinyin4j官方网址:http://pinyin4j.sourceforge.net/

import java.util.HashSet;

import java.util.Set;

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 pinyin4j {

/**

* 字符串集合转换字符串(逗号分隔)

* @author wyh

* @param stringSet

* @return

*/

public static String makeStringByStringSet(Set stringSet){

StringBuilder str = new StringBuilder();

int i=0;

for(String s : stringSet){

if(i == stringSet.size() - 1){

str.append(s);

}else{

str.append(s + ",");

}

i++;

}

return str.toString().toLowerCase();

}

/**

* 获取拼音集合

* @author wyh

* @param src

* @return Set

*/

public static Set getPinyin(String src){

if(src!=null && !src.trim().equalsIgnoreCase("")){

char[] srcChar ;

srcChar=src.toCharArray();

//汉语拼音格式输出类

HanyuPinyinOutputFormat hanYuPinOutputFormat = new HanyuPinyinOutputFormat();

//输出设置，大小写，音标方式等

hanYuPinOutputFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);

hanYuPinOutputFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE)

hanYuPinOutputFormat.setVCharType(HanyuPinyinVCharType.WITH_V);

String[][] temp = new String[src.length()][];

for(int i=0;i

char c = srcChar[i];

//是中文或者a-z或者A-Z转换拼音(我的需求，是保留中文或者a-z或者A-Z)

if(String.valueOf(c).matches("[\\u4E00-\\u9FA5]+")){

try{

temp[i] = PinyinHelper.toHanyuPinyinStringArray(srcChar[i], hanYuPinOutputFormat);

}catch(BadHanyuPinyinOutputFormatCombination e) {

e.printStackTrace();

}

}else if(((int)c>=65 && (int)c<=90) || ((int)c>=97 && (int)c<=122)){

temp[i] = new String[]{String.valueOf(srcChar[i])};

}else{

temp[i] = new String[]{""};

}

}

String[] pingyinArray = Exchange(temp);

Set pinyinSet = new HashSet();

for(int i=0;i

pinyinSet.add(pingyinArray[i]);

}

return pinyinSet;

}

return null;

}

/**

* 递归

* @author wyh

* @param strJaggedArray

* @return

*/

public static String[] Exchange(String[][] strJaggedArray){

String[][] temp = DoExchange(strJaggedArray);

return temp[0];

}

/**

* 递归

* @author wyh

* @param strJaggedArray

* @return

*/

private static String[][] DoExchange(String[][] strJaggedArray){

int len = strJaggedArray.length;

if(len >= 2){

int len1 = strJaggedArray[0].length;

int len2 = strJaggedArray[1].length;

int newlen = len1*len2;

String[] temp = new String[newlen];

int Index = 0;

for(int i=0;i

for(int j=0;j

temp[Index] = strJaggedArray[0][i] + strJaggedArray[1][j];

Index ++;

}

}

String[][] newArray = new String[len-1][];

for(int i=2;i

newArray[i-1] = strJaggedArray[i];

}

newArray[0] = temp;

return DoExchange(newArray);

}else{

return strJaggedArray;

}

}

/**

* @param args

*/

public static void main(String[] args) {

String str = "单田芳";

System.out.println(makeStringByStringSet(getPinyin(str)));

}

}