java中文转全拼工具类分享

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 pinyin4jutil {
 /**
  * 将汉字转换为全拼
  *
  * @param src
  * @return string
  */
 public static string getpinyin(string src) {
  char[] t1 = null;
  t1 = src.tochararray();
  // system.out.println(t1.length);
  string[] t2 = new string[t1.length];
  // system.out.println(t2.length);
  // 设置汉字拼音输出的格式
  hanyupinyinoutputformat t3 = new hanyupinyinoutputformat();
  t3.setcasetype(hanyupinyincasetype.lowercase);
  t3.settonetype(hanyupinyintonetype.without_tone);
  t3.setvchartype(hanyupinyinvchartype.with_v);
  string t4 = "";
  int t0 = t1.length;
  try {
   for (int i = 0; i < t0; i++) {
    // 判断能否为汉字字符
    // system.out.println(t1[i]);
    if (character.tostring(t1[i]).matches("[\\u4e00-\\u9fa5]+")) {
     t2 = pinyinhelper.tohanyupinyinstringarray(t1[i], t3);// 将汉字的几种全拼都存到t2数组中
     t4 += t2[0];// 取出该汉字全拼的第一种读音并连接到字符串t4后
    } else {
     // 如果不是汉字字符，间接取出字符并连接到字符串t4后
     t4 += character.tostring(t1[i]);
    }
   }
  } catch (badhanyupinyinoutputformatcombination e) {
   e.printstacktrace();
  }
  return t4;
 }

 /**
  * 提取每个汉字的首字母
  *
  * @param str
  * @return string
  */
 public static string getpinyinheadchar(string str) {
  string convert = "";
  for (int j = 0; j < str.length(); j++) {
   char word = str.charat(j);
   // 提取汉字的首字母
   string[] pinyinarray = pinyinhelper.tohanyupinyinstringarray(word);
   if (pinyinarray != null) {
    convert += pinyinarray[0].charat(0);
   } else {
    convert += word;
   }
  }
  return convert;
 }

 /**
  * 将字符串转换成ascii码
  *
  * @param cnstr
  * @return string
  */
 public static string getcnascii(string cnstr) {
  stringbuffer strbuf = new stringbuffer();
  // 将字符串转换成字节序列
  byte[] bgbk = cnstr.getbytes();
  for (int i = 0; i < bgbk.length; i++) {
   // system.out.println(integer.tohexstring(bgbk[i] & 0xff));
   // 将每个字符转换成ascii码
   strbuf.append(integer.tohexstring(bgbk[i] & 0xff));
  }
  return strbuf.tostring();
 }

 public static void main(string[] args) {
  string cnstr = "中国";
  system.out.println(getpinyin(cnstr));
  system.out.println(getpinyinheadchar(cnstr));
  system.out.println(getcnascii(cnstr));
 }
}