身份证校验

   /**
     * 判断身份证号码是否符合格式.
     *
     * @param
     * @return
     */


    public static boolean verForm(Context context , String IDStr) throws ParseException {
        String errorInfo = "";// 记录错误信息
        String[] ValCodeArr = { "1", "0", "x", "9", "8", "7", "6", "5", "4",
                "3", "2" };
        String[] Wi = { "7", "9", "10", "5", "8", "4", "2", "1", "6", "3", "7",
                "9", "10", "5", "8", "4", "2" };
        String Ai = "";

        // ================ 号码的长度 15位或18位 ================
        if (IDStr.length() != 15 && IDStr.length() != 18) {
            errorInfo = "身份证号码长度应该为15位或18位。";
//            Toast.makeText(context,errorInfo,Toast.LENGTH_SHORT).show();
            return false;
        }
        // =======================(end)========================

        // ================ 数字 除最后以为都为数字 ================
        if (IDStr.length() == 18) {
            Ai = IDStr.substring(0, 17);
        } else if (IDStr.length() == 15) {
            Ai = IDStr.substring(0, 6) + "19" + IDStr.substring(6, 15);
        }
        if (isNumeric(Ai) == false) {
            errorInfo = "身份证15位号码都应为数字 ; 18位号码除最后一位外，都应为数字。";
//            Toast.makeText(context,errorInfo,Toast.LENGTH_SHORT).show();
            return false;
        }
        // =======================(end)========================

        // ================ 出生年月是否有效 ================
        String strYear = Ai.substring(6, 10);// 年份
        String strMonth = Ai.substring(10, 12);// 月份
        String strDay = Ai.substring(12, 14);// 月份
        if (isDataFormat(strYear + "-" + strMonth + "-" + strDay) == false) {
            errorInfo = "身份证生日无效。";
//            Toast.makeText(context,errorInfo,Toast.LENGTH_SHORT).show();
            return false;
        }
        GregorianCalendar gc = new GregorianCalendar();
        SimpleDateFormat s = new SimpleDateFormat("yyyy-MM-dd");
        try {
            if ((gc.get(Calendar.YEAR) - Integer.parseInt(strYear)) > 150
                    || (gc.getTime().getTime() - s.parse(
                    strYear + "-" + strMonth + "-" + strDay).getTime()) < 0) {
                errorInfo = "身份证生日不在有效范围。";
//                Toast.makeText(context,errorInfo,Toast.LENGTH_SHORT).show();
                return false;
            }
        } catch (NumberFormatException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (java.text.ParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        if (Integer.parseInt(strMonth) > 12 || Integer.parseInt(strMonth) == 0) {
            errorInfo = "身份证月份无效";
//            Toast.makeText(context,errorInfo,Toast.LENGTH_SHORT).show();
            return false;
        }
        if (Integer.parseInt(strDay) > 31 || Integer.parseInt(strDay) == 0) {
            errorInfo = "身份证日期无效";
//            Toast.makeText(context,errorInfo,Toast.LENGTH_SHORT).show();
            return false;
        }
        // =====================(end)=====================

        // ================ 地区码时候有效 ================
        Hashtable h = GetAreaCode();
        if (h.get(Ai.substring(0, 2)) == null) {
            errorInfo = "身份证地区编码错误。";
//            Toast.makeText(context,errorInfo,Toast.LENGTH_SHORT).show();
            return false;
        }
        // ==============================================

        // ================ 判断最后一位的值 ================
        int TotalmulAiWi = 0;
        for (int i = 0; i < 17; i++) {
            TotalmulAiWi = TotalmulAiWi
                    + Integer.parseInt(String.valueOf(Ai.charAt(i)))
                    * Integer.parseInt(Wi[i]);
        }
        int modValue = TotalmulAiWi % 11;
        String strVerifyCode = ValCodeArr[modValue];
        Ai = Ai + strVerifyCode;

        if (IDStr.length() == 18) {
            if (Ai.equals(IDStr) == false) {
                errorInfo = "身份证无效，不是合法的身份证号码";
//                Toast.makeText(context,errorInfo,Toast.LENGTH_SHORT).show();
                return false;
            }
        } else {
            return true;
        }
        // =====================(end)=====================
        return true;
    }