ASCII码转换

public class Ascii {
    public static void main(String args[]) {
        String str;
        if (args != null && args.length > 0) {
            str = args[0];
        } else {
            str = "0068%u0074%u0074%u0070%u003A%u002F%u002F%u0032%u0063%u0070%u0069%u0063%u0031%u0032%u002E%u0079%u006F%u0075%u0072%u006F%u0075%u0072%u002E%u0063%u006F%u006D%u002F%u006A%u002F%u8857%u9738%u2162%u002F%u8857%u9738%u2162%u005F%u0043%u0048%u0030%u0030%u0031%u002F%u0053%u0046%u0049%u0049%u0049%u004E%u0065%u0077%u0047%u0065%u006E%u0065%u0072%u0061%u0074%u0069%u006F%u006E%u005F%u0030%u0030%u0031%u005F%u0030%u0034%u0035%u002E%u006A%u0070%u0067";
        }
        String strs[] = str.split("%u");
        char[] chars = new char[strs.length];
        
//        for (int i=0; i
//            if (strs[i].equals("")) {
//                System.out.println(i);
//            }
//        }

        for (int i=0; i<strs.length; i++) {
            chars[i] = (char)Integer.parseInt(strs[i], 16);
        }
        
        String result = new String(chars);
        System.out.println(result);
    }
}