常用工具类

/**
     * 方法描述：通过身份证获得年龄
     *
     * @param IDNo
     * @return
     */
    public static String getAgeByIDNo(String IDNo) {
        int age = 0;
        if (StringUtils.isNotBlank(IDNo)) {
            int IDNolength = IDNo.length();
            if (IDNolength == 18 || IDNolength == 15) {
                int IDYear = 0;
                int IDMonth = 0;
                int IDDay = 0;
                Calendar ca = Calendar.getInstance();
                int nowYear = ca.get(Calendar.YEAR);
                int nowMonth = ca.get(Calendar.MONTH) + 1;
                int nowDay = ca.get(Calendar.DAY_OF_MONTH);
                if (IDNo.length() == 18) {
                    IDYear = Integer.valueOf(IDNo.substring(6, 10));
                    IDMonth = Integer.valueOf(IDNo.substring(10, 12));
                    IDDay = Integer.valueOf(IDNo.substring(12, 14));
                } else {
                    IDYear = Integer.valueOf("19" + IDNo.substring(6, 8));
                    IDMonth = Integer.valueOf(IDNo.substring(8, 10));
                    IDDay = Integer.valueOf(IDNo.substring(10, 12));
                }
                if (nowMonth > IDMonth) {
                    age = nowYear - IDYear;
                } else if (nowMonth < IDMonth) {
                    age = nowYear - IDYear - 1;
                } else if (nowMonth == IDMonth) {
                    if (nowDay >= IDDay) {
                        age = nowYear - IDYear;
                    } else {
                        age = nowYear - IDYear - 1;
                    }
                }
            } else {
                logger.info("证件号码长度不正确");
            }
        } else {
            logger.info("证件号码为空");
        }
        return String.valueOf(age);

    }

/**
     *
     * getRandomNumberString 获取数字短信验证码
     *
     * @param size
     * @return
     */
    public static String getRandomNumberString(int size) {
        char[] c = { '1', '2', '3', '4', '5', '6', '7', '8', '9', '0' };
        Random random = new Random();
        StringBuffer sb = new StringBuffer();

        for (int i = 0; i < size; i++) {
            sb.append(c[Math.abs(random.nextInt()) % c.length]);
        }
        return sb.toString();
    }

 /**
     *
     * getMemberName随机生成单位长度的字符串
     *
     * @return
     */
    public static String getMemberName(int size) {
        String base = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
        Random random = new Random();
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < size; i++) {
            int number = random.nextInt(base.length());
            sb.append(base.charAt(number));
        }
        return sb.toString();
    }

/**
     *
     * md5 32位MD5加密
     *
     * @param text
     *            需要加密的字符串
     * @return
     * @throws Exception
     */
    public static String encrypt(String text) throws Exception {
        if (StringUtils.isEmpty(text))
            throw new Exception("需要加密的字符串不能为空！");

        StringBuffer hexString = new StringBuffer();
        MessageDigest md = MessageDigest.getInstance("MD5");
        md.update(text.getBytes());
        byte[] digest = md.digest();
        for (int i = 0; i < digest.length; i++) {
            text = Integer.toHexString(0xFF & digest[i]);
            if (text.length() < 2) {
                text = "0" + text;
            }
            hexString.append(text);
        }
        return hexString.toString().toLowerCase();

    }

public class ValidateUtil {
    /**
     * 手机端手机号码校验
     *
     * @param tel
     *            手机号码
     * @return
     */
    public static boolean validateTel(String tel) {
        String regex = "^1[34578]\\d{9}$";
        return match(regex, tel);
    }

    /**
     * 手机端短信验证码校验
     *
     * @param code
     *            短信验证码
     * @return
     */
    public static boolean validateCode(String code) {
        String regex = "^[0-9]{6}$";
        return match(regex, code);
    }

    /**
     * 手机端注册密码校验
     *
     * @param pwd
     *            手机端用户注册密码
     */
    public static boolean validatePwd(String pwd) {
        String regex = "^[0-9A-Za-z]{6,20}$";
        return match(regex, pwd);
    }

    /**
     * 手机端姓名校验(身份证、银行卡绑定)
     *
     * @param name
     *            姓名
     */
    public static boolean validateName(String name) {
        String regex = "^([\u4E00-\uFA29]|[\uE7C7-\uE7F3])+$";
        return match(regex, name);
    }

    /**
     * 手机端身份证号码校验
     *
     * @param idNo
     *            身份证号
     */
    public static boolean validateIdNo(String idNo) {
        String regex = "(^\\d{15}$)|(^\\d{18}$)|(^\\d{17}(\\d|X|x)$)";
        return match(regex, idNo);
    }

    /**
     * 手机端银行卡号校验
     *
     * @param bankAccount
     *            银行卡号
     */
    public static boolean validateBankAccount(String bankAccount) {
        String regex = "^[0-9]{16,19}$";
        return match(regex, bankAccount);
    }

    /**
     * 手机端电子邮箱地址正则校验
     */
    public static boolean validateEmail(String email) {
        String regex = "^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\\.[a-zA-Z0-9_-]{2,3}){1,2})$";
        return match(regex, email);
    }

    /**
     * @param regex
     *            正则表达式字符串
     * @param str
     *            要匹配的字符串
     * @return 如果str 符合 regex的正则表达式格式,返回true, 否则返回 false;
     */
    public static boolean match(String regex, String str) {
        boolean flag = false;

        if (StringUtils.isNotBlank(str)) {
            Pattern pattern = Pattern.compile(regex);
            Matcher matcher = pattern.matcher(str);
            flag = matcher.matches();
        }
        return flag;
    }
}