java后台表单验证工具类
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2022-05-29 19:46:03
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1、工具类
/**
* 描述 java后台表单验证工具类
*
* @ClassName ValidationUtil
* @Author wzf
* @DATE 2018/10/27 15:21
* @VerSion 1.0
*/
public class ValidationUtil {
//手机号
public static String mobile = "^((13[0-9])|(14[0-9])|(15[0-9])|(16[0-9])|(17[0-9])|(18[0-9])|(19[0-9]))\\d{8}$";
//不允许为空
public static String blank = ".*[^ ].*";
//邮件
public static String email = "^([a-z0-9A-Z]+[-|_|\\.]?)+[a-z0-9A-Z]@([0-9a-z_\\-]*)(\\.(com|cn|inc|org|cc|edu|de)*){1,2}([a-z]{2})?$";
//QQ，允许为空
public static String tencentQQAllowNull = "((^$)|([1-9][0-9]{4,11}))";
//QQ
public static String tencentQQ = "[1-9][0-9]{4,11}";
//网址，允许为空
public static String urlAllowNull = "((^$)|(http|https)+://([\\w-]+\\.)+[\\w-]+(/[\\w- ./?%&=]*)?)";
//网址
public static String url = "(http|https)+://([\\w-]+\\.)+[\\w-]+(/[\\w- ./?%&=]*)?";
//微信，允许为空
public static String weixinAllowNull = "((^$)|(^[A-Za-z0-9]\\w{3,60}+$))";
//微信
public static String weixin = "^[A-Za-z0-9]\\w{3,60}+$";
//正整数
public static String PositiveInteger = "^[0-9]*[1-9][0-9]*$";
//年份正则表达式
public static String YearReg = "([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3})";
//正整数或非负数
public static String NonnegativeNumber = "^(\\+?[1-9][0-9]*$)|(([0-9]+\\.[0-9]*[0-9][0-9]*))";
//不允许有任何空白
public static String NoAnyEmpty = "^[\\S]{5,30}$";
//日期
public static String DateReg = "^$|^((((1[6-9]|[2-9]\\d)\\d{2})-(0?[13578]|1[02])-(0?[1-9]|[12]\\d|3[01]))|(((1[6-9]|[2-9]\\d)\\d{2})-(0?[13456789]|1[012])-(0?[1-9]|[12]\\d|30))|(((1[6-9]|[2-9]\\d)\\d{2})-0?2-(0?[1-9]|1\\d|2[0-8]))|(((1[6-9]|[2-9]\\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00))-0?2-29-))$";
//字符串长度 1到200 ValidationUtil.validata("xxxxx",StringLength);
public static String StringLength = "/^\\S{1,100}$/";
/*
* @Description 身份证号码验证
*
* @Author wzf
* @Date 2018/10/31 10:59
* @Param [text]
* @return boolean
* 示例:
* Map valiTitleMap = ValidationUtil.isIdCardNo(xxxxx.getIdCardNo());//对身份证进行验证
* if(!(boolean)valiTitleMap.get("isOK")){
* return valiTitleMap;
* }
**/
public static Map isIdCardNo(String cardId){
Map error=new HashMap();
if (cardId.length() == 15 || cardId.length() == 18) {
if (!ValidationUtil.cardCodeVerifySimple(cardId)) {
error.put("msg", "15位或18位身份证号码不正确");
error.put("code","500");
error.put("isOK",false);
return error;
} else {
if (cardId.length() == 18 && !ValidationUtil.cardCodeVerify(cardId)) {
error.put("msg", "18位身份证号码不符合国家规范");
error.put("code","500");
error.put("isOK",false);
return error;
}
}
} else {
error.put("msg", "身份证号码长度必须等于15或18位");
error.put("code","500");
error.put("isOK",false);
return error;
}
error.put("isOK",true);
return error;
}
//是否是Double数字类型
public static boolean isDouble(String value) {
if (value == null) {
return false;
}
Pattern pattern = Pattern.compile("[0-9]*(\\.?)[0-9]*");
return pattern.matcher(value).matches();
}
//是否是Long类型
public static boolean isValidLong(String str) {
try {
Long.parseLong(str);
return true;
} catch (NumberFormatException e) {
}
return false;
}
//是否是Int类型
public static boolean isValidInt(String str) {
try {
Integer.parseInt(str);
return true;
} catch (NumberFormatException e) {
}
return false;
}
public static boolean mobile(String str) {
return validata(str, mobile);
}
public static boolean blank(String str) {
return validata(str, blank);
}
/****
* 不为空，限制长度范围
* @param str
* @param start
* @param end
* @return
*/
public static boolean blankforlenth(String str, int start, int end) {
String reg = "\\S{" + start + "," + end + "}";
return validata(str, reg);
}
/***
* 非负数
* @param str
* @return
*/
public static boolean nonnegativeNumber(String str) {
return validata(str, NonnegativeNumber);
}
/****
* 不允许有任何空白
* @param str
* @return
*/
public static boolean noAnyEmpty(String str) {
return validata(str, NoAnyEmpty);
}
/***
* 日期判断
* @param str
* @return
*/
public static boolean isDateReg(String str) {
return validata(str, DateReg);
}
public static boolean eimail(String str) {
return validata(str, email);
}
public static boolean tencentQQAllNull(String str) {
return validata(str, tencentQQAllowNull);
}
public static boolean tencentQQ(String str) {
return validata(str, tencentQQ);
}
public static boolean webURLAllowNull(String str) {
return validata(str, urlAllowNull);
}
public static boolean webURL(String str) {
return validata(str, url);
}
public static boolean weixinAllowNull(String str) {
return validata(str, weixinAllowNull);
}
public static boolean weixin(String str) {
return validata(str, weixin);
}
public static boolean positiveInteger(String str) {
return validata(str, PositiveInteger);
}
public static boolean isyear(String str) {
return validata(str, YearReg);
}
public static boolean validata(String str, String type) {
Pattern p = Pattern.compile(type);//将给定的正则表达式编译到模式中。
Matcher m = p.matcher(str);//创建匹配给定输入与此模式的匹配器。
return m.matches();//尝试将整个区域与模式匹配。
}
/*
* @Description 对String 字符串长度进行验证并返回提示信息
*
* @Author wzf
* @Date 2018/10/27 16:14
* @Param
* @return ValidationUtil.valiStrLength("xxxx",10000,"字段长度不能超过10000请核对后提交");
* 示例:
* Map valiTitleMap = ValidationUtil.valiStrLength(xxxxx.getName(),30, "名称输入不能超过30位请核对后访问提交");
* if(!(boolean)valiTitleMap.get("isOK")){
* return valiTitleMap;
* }
**/
public static Map valiStrLength(String str, Integer strLength, String msg) {
Map map = new HashMap();
if (null != str && !"".equals(str)) {
if (str.length() > strLength) {
map.put("code", "500");
map.put("msg", msg);
map.put("isOK",false);
return map;
}
map.put("isOK",true);
return map;
}
map.put("isOK",true);
return map;
}
/*
* @Description 正则校验身份证是否符合第一代第二代标准
*
* @Author wzf
* @Date 2018/10/31 11:47
* @Param [cardcode]
* @return boolean
**/
public static boolean cardCodeVerifySimple(String cardcode) {
//第一代身份证正则表达式(15位)
String isIDCard1 = "^[1-9]\\d{7}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}$";
//第二代身份证正则表达式(18位)
String isIDCard2 ="^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])((\\d{4})|\\d{3}[A-Z])$";
//验证身份证
if (cardcode.matches(isIDCard1) || cardcode.matches(isIDCard2)) {
return true;
}
return false;
}
/*
* @Description 验证第二代身份证是否符合国家规范
*
* @Author wzf
* @Date 2018/10/31 11:47
* @Param [cardcode]
* @return boolean
**/
public static boolean cardCodeVerify(String cardcode) {
int i = 0;
String r = "error";
String lastnumber = "";
i += Integer.parseInt(cardcode.substring(0, 1)) * 7;
i += Integer.parseInt(cardcode.substring(1, 2)) * 9;
i += Integer.parseInt(cardcode.substring(2, 3)) * 10;
i += Integer.parseInt(cardcode.substring(3, 4)) * 5;
i += Integer.parseInt(cardcode.substring(4, 5)) * 8;
i += Integer.parseInt(cardcode.substring(5, 6)) * 4;
i += Integer.parseInt(cardcode.substring(6, 7)) * 2;
i += Integer.parseInt(cardcode.substring(7, 8)) * 1;
i += Integer.parseInt(cardcode.substring(8, 9)) * 6;
i += Integer.parseInt(cardcode.substring(9, 10)) * 3;
i += Integer.parseInt(cardcode.substring(10,11)) * 7;
i += Integer.parseInt(cardcode.substring(11,12)) * 9;
i += Integer.parseInt(cardcode.substring(12,13)) * 10;
i += Integer.parseInt(cardcode.substring(13,14)) * 5;
i += Integer.parseInt(cardcode.substring(14,15)) * 8;
i += Integer.parseInt(cardcode.substring(15,16)) * 4;
i += Integer.parseInt(cardcode.substring(16,17)) * 2;
i = i % 11;
lastnumber =cardcode.substring(17,18);
if (i == 0) {
r = "1";
}
if (i == 1) {
r = "0";
}
if (i == 2) {
r = "x";
}
if (i == 3) {
r = "9";
}
if (i == 4) {
r = "8";
}
if (i == 5) {
r = "7";
}
if (i == 6) {
r = "6";
}
if (i == 7) {
r = "5";
}
if (i == 8) {
r = "4";
}
if (i == 9) {
r = "3";
}
if (i == 10) {
r = "2";
}
if (r.equals(lastnumber.toLowerCase())) {
return true;
}
return false;
}
public static void main(String[] args) {
String xxx = "xxxxx";
System.out.println(blankforlenth(xxx,5, 10));
}
}2、bean validation 框架验证介绍
<dependency>
<groupId>javax.validation</groupId>
<artifactId>validation-api</artifactId>
<version>1.1.0.Final</version>
</dependency>上一篇： HTML如何对齐多个表单中的文本框