验证――生成汉字

验证――生成汉字
2011年05月01日
　　public void test2(){ //处理 Random random = new Random(); String ctemp =""; String[] rBase={"0","1","2","3","4","5","6","7","8","9","a" ,"b","c","d","e","f"}; //生成第1位的区码 int r1 = random .nextInt(3)+11; // 11~14 String str_r1=rBase[r1]; //生成第2位区码 int r2; if(r1==13){ r2 = random.nextInt(7); //0~7 }else { r2 = random.nextInt(16); } String str_r2 = rBase[r2]; //生成第1位位码 int r3 = random.nextInt(6) + 10; //10~16 String str_r3 = rBase[r3]; //第4位位码 int r4; if(r3==10){ r4 = random.nextInt(15) +1; }else if(r3==15){ r4 = random.nextInt(15); }else { r4 = random.nextInt(16); } String str_r4 = rBase[r4]; //生成汉字 byte[] bytes = new byte[2]; String str_r12 = str_r1 + str_r2; int tempLow = Integer.parseInt(str_r12,16); //16进制转换 bytes[0] = (byte)tempLow; String str_r34 = str_r3 + str_r4; int tempHigh = Integer.parseInt(str_r34,16); bytes[1] = (byte)tempHigh; ctemp = new String(bytes); System.out.print(ctemp); }