[置顶] java中实现汉字转拼音

百度搜素pinyin4j.jar 获取官网下载。添加至lib中，复制以下代码即可。

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;

/**
 * 汉字转换为拼音
 * @author Administrator
 *
 */
public class HanZiToPinYinUtil { 

	 public static String toPinYin(String str) {  
	        String py = "";  
	        String[] t = new String[str.length()];  
	        char [] hanzi=new char[str.length()];  
	        for(int i=0;i<str.length();i++){  
	            hanzi[i]=str.charAt(i);  
	        }  
	          
	        net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat t1 = new HanyuPinyinOutputFormat();  
	        t1.setCaseType(HanyuPinyinCaseType.LOWERCASE);  
	        t1.setToneType(HanyuPinyinToneType.WITHOUT_TONE);  
	        t1.setVCharType(HanyuPinyinVCharType.WITH_V);  
	          
	        try {  
	            for (int i = 0; i < str.length(); i++) {  
	                if ((str.charAt(i) >= 'a' && str.charAt(i) < 'z')  
	                        || (str.charAt(i) >= 'A' && str.charAt(i) <= 'Z')  
	                        || (str.charAt(i) >= '0' && str.charAt(i) <= '9')) {  
	                    py += str.charAt(i);  
	                } else {  
	                        t = PinyinHelper.toHanyuPinyinStringArray(hanzi[i], t1);  
	                        py=py+t[0];  
	                    }  
	                }  
	        } catch (BadHanyuPinyinOutputFormatCombination e) {  
	            e.printStackTrace();  
	        }  
	  
	        return py.trim().toString();  
	    }  
	      
	 public static void main(String args[]){  
		 
	        System.out.println(HanZiToPinYinUtil.toPinYin("我屮艸芔茻"));   
	    
	 }  
	 
	 
}