public class Test {

    /**
     * @param args
     */
    public static void main(String[] args) {
        
          String str = "地区厞";//"地区厞" ;
        System.out.println(uniToASC(str)) ;
        System.out.println(ascii2String("地区厞")) ;

    }
    
    //转ascii
    public static String uniToASC(String unicode) {
        String output = "";

        char[] charArray = unicode.toCharArray();
      
        for (int i = 0; i < charArray.length; ++i) {
          char a = charArray[i];
          if ((int) a > 255) {
            output += "&#" + (int) a + ";";
          } else {
            output += a;
          }
        }
        return output;
      }

    public static char ascii2Char(int ASCII) {  
        return (char) ASCII;  
    }  
  
    //ascII转中文
    public static String ascii2String(String ASCIIs) { 
        ASCIIs = ASCIIs.replace(";&#", ",") ;
        ASCIIs = ASCIIs.replace(";", "") ;
        ASCIIs = ASCIIs.replace("&#", "") ;
        System.out.println(ASCIIs) ;
        String[] ASCIIss = ASCIIs.split(",");  
        
        StringBuffer sb = new StringBuffer();  
        for (int i = 0; i < ASCIIss.length; i++) {  
            sb.append((char) ascii2Char(Integer.parseInt(ASCIIss[i])));  
        }  
        return sb.toString();  
    } 



}