汉字转拼音例子

pinyin4j是一个功能强悍的汉语拼音工具包，主要是从汉语获取各种格式和需求的拼音，功能强悍，下面看看如何使用pinyin4j。下载地址：http://pinyin4j.sourceforge.net/

package test.PinyinHanzi;

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 java.io.UnsupportedEncodingException; 

/** 
* 拼音工具 
* 
*/ 
public class PinyinToolkit { 

        /** 
         * 获取汉字串拼音首字母，英文字符不变 
         * 
         * @param chinese 汉字串 
         * @return 汉语拼音首字母 
         */ 
        public static String cn2FirstSpell(String chinese) {
                StringBuffer pybf = new StringBuffer(); 
                char[] arr = chinese.toCharArray(); 
                HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat(); 
                defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE); 
                defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE); 
                for (int i = 0; i < arr.length; i++) { 
                        if (arr[i] > 128) { 
                                try { 
                                        String[] _t = PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat); 
                                        if (_t != null) { 
                                                pybf.append(_t[0].charAt(0)); 
                                        } 
                                } catch (BadHanyuPinyinOutputFormatCombination e) { 
                                        e.printStackTrace(); 
                                } 
                        } else { 
                                pybf.append(arr[i]); 
                        } 
                } 
                return pybf.toString().replaceAll("\\W", "").trim(); 
        } 

        /** 
         * 获取汉字串拼音，英文字符不变 
         * 
         * @param chinese 汉字串 
         * @return 汉语拼音 
         */ 
        public static String cn2Spell(String chinese) { 
                StringBuffer pybf = new StringBuffer(); 
                char[] arr = chinese.toCharArray(); 
                HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat(); 
                defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE); 
                defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE); 
                for (int i = 0; i < arr.length; i++) { 
                        if (arr[i] > 128) { 
                                try { 
                                        pybf.append(PinyinHelper.toHanyuPinyinStringArray(arr[i], defaultFormat)[0]); 
                                } catch (BadHanyuPinyinOutputFormatCombination e) { 
                                        e.printStackTrace(); 
                                } 
                        } else { 
                                pybf.append(arr[i]); 
                        } 
                } 
                return pybf.toString(); 
        } 

        public static void main(String[] args) throws UnsupportedEncodingException { 
                String x = "姚明"; 
                System.out.println(cn2FirstSpell(x)); 
                System.out.println(cn2Spell(x)); 
        } 
}

需要用的Jar包：
pinyin4j-2.5.0.jar