Java中文轉漢語拼音類庫pinyin4j使用示例

pinyin4j的java開源類庫，提供中文轉漢語拼音(并且支持多音字)
pinyin4j官方網址: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 {
/**

字符串集合轉換字符串(逗號分隔)
@author wyh
@param stringSet
@return
*/
public static String makeStringByStringSet(Set<String> 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();
}
/**

獲取拼音集合
@author wyh
@param src
@return Set<String>
*/
public static Set<String> getPinyin(String src){
if(src!=null && !src.trim().equalsIgnoreCase("")){
char[] srcChar ;
srcChar=src.toCharArray();
//漢語拼音格式輸出類
HanyuPinyinOutputFormat hanYuPinOutputFormat = new HanyuPinyinOutputFormat();

//輸出設置，大小寫，音標方式等
   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<srcChar.length;i++){
    char c = srcChar[i];
    //是中文或者a-z或者A-Z轉換拼音(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<String> pinyinSet = new HashSet<String>();
   for(int i=0;i<pingyinArray.length;i++){
    pinyinSet.add(pingyinArray[i]);
   }
   return pinyinSet;
  }
  return null;
 }
/**

遞歸
@author wyh
@param strJaggedArray
@return
*/
public static String[] Exchange(String[][] strJaggedArray){

String[][] temp = DoExchange(strJaggedArray);
return temp[0];       

}
/**

遞歸
@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<len1;i++){
     for(int j=0;j<len2;j++){
         temp[Index] = strJaggedArray[0][i] + strJaggedArray[1][j];
         Index ++;
     }
 }
 String[][] newArray = new String[len-1][];
 for(int i=2;i<len;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 = "單田芳";
System.out.println(makeStringByStringSet(getPinyin(str)));

}
}
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