java 常用的正则表达式工具类

package com.lyqc.utils;

import org.apache.commons.lang.StringUtils;

public class ValidUtils {

	private static final String mobile = "^(13|15|18|17|16)[0-9]{9}$";
	
	private static final String codeAndMobile = "^\\+[0-9]{2}\\-(13|15|18|17|16)[0-9]{9}$";
	
	/**整数*/
	private static final String intege="^-?[1-9]\\d*$";	
	/** 正整数*/
	private static final String intege1="^[1-9]\\d*$";					
	/** 负整数*/
	private static final String intege2="^-[1-9]\\d*$";					
	/** 数字*/
	private static final String num="^([+-]?)\\d*\\.?\\d+$";			
	/** 正数（正整数 + 0）*/
	private static final String num1="^[1-9]\\d*|0$";					
	/** 负数（负整数 + 0）*/
	private static final String num2="^-[1-9]\\d*|0$";					
	/** 浮点数*/
	private static final String decmal="^([+-]?)\\d*\\.\\d+$";			
	/** 正浮点数*/
	private static final String decmal1="^[1-9]\\d*.\\d*|0.\\d*[1-9]\\d*$";	
	/** 负浮点数*/
	private static final String decmal2="^-([1-9]\\d*.\\d*|0.\\d*[1-9]\\d*)$";
	/** 浮点数*/
	private static final String decmal3="^-?([1-9]\\d*.\\d*|0.\\d*[1-9]\\d*|0?.0+|0)$"; 
	/** 非负浮点数（正浮点数 + 0）*/
	private static final String decmal4="^[1-9]\\d*.\\d*|0.\\d*[1-9]\\d*|0?.0+|0$"; 
	/**非正浮点数（负浮点数 + 0） */
	private static final String decmal5="^(-([1-9]\\d*.\\d*|0.\\d*[1-9]\\d*))|0?.0+|0$";
	/** 邮件*/
	private static final String email="^\\w+((-\\w+)|(\\.\\w+))*\\@[A-Za-z0-9]+((\\.|-)[A-Za-z0-9]+)*\\.[A-Za-z0-9]+$"; 
	/** 颜色*/
	private static final String color="^[a-fA-F0-9]{6}$";				
	/** url*/
	private static final String url="^http[s]?=\\/\\/([\\w-]+\\.)+[\\w-]+([\\w-./?%&=]*)?$";	
	/** 仅中文*/
	private static final String chinese="^[\\u4E00-\\u9FA5\\uF900-\\uFA2D]+$";					
	/** 仅ACSII字符*/
	private static final String ascii="^[\\x00-\\xFF]+$";				
	/**邮编 */
	private static final String zipcode="^\\d{6}$";						
	/** ip地址*/
	private static final String ip4="^(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)\\.(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)\\.(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)\\.(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)$";	
	/** 非空*/
	private static final String notempty="^\\S+$";						
	/**图片 */
	private static final String picture="(.*)\\.(jpg|bmp|gif|ico|pcx|jpeg|tif|png|raw|tga)$";	
	/** 压缩文件*/
	private static final String rar="(.*)\\.(rar|zip|7zip|tgz)$";								
	/** 日期*/
	private static final String date="^\\d{4}(\\-|\\/|\\.)\\d{1,2}\\1\\d{1,2}$";					
	/** QQ号码*/
	private static final String qq="^[1-9]*[1-9][0-9]*$";				
	/** 电话号码的函数(包括验证国内区号;国际区号;分机号)*/
	private static final String tel="^(([0\\+]\\d{2,3}-)?(0\\d{2,3})-)?(\\d{7,8})(-(\\d{1,}))?$";	
	/** 用来用户注册。匹配由数字、26个英文字母或者下划线组成的字符串*/
	private static final String username="^\\w+$";						
	/** 字母*/
	private static final String letter="^[A-Za-z]+$";					
	private static final String letterAndSpace="^[A-Za-z ]+$";					
	/** 大写字母*/
	private static final String letter_u="^[A-Z]+$";					
	/** 小写字母*/
	private static final String letter_l="^[a-z]+$";					
	/** 身份证*/
	private static final String idcard="^[1-9]([0-9]{14}|[0-9]{17})$";	
	/**判断字符串是否为浮点数*/
	private static final String isFloat="^[-]?\\d+(\\.\\d+)?$";
	/**判断字符串是否为正浮点数*/
	private static final String isUFloat="^\\d+(\\.\\d+)?$";
	/**判断是否是整数*/
	private static final String isInteger="^[-]?\\d+$";
	/**判断是否是正整数*/
	private static final String isUInteger="^\\d+$";
	/**判断车辆Vin码*/
	private static final String isCarVin="^[1234567890WERTYUPASDFGHJKLZXCVBNM]{13}[0-9]{4}$";
	/** 手机号 */
	public static boolean isMobile(String input){
		return matches(mobile, input);
	}
	public static boolean isCodeAndMobile(String input){
		return matches(codeAndMobile, input);
	}
	/** 整数 */
	public static boolean isIntege(String input){
		return matches(intege, input);
	}
	/** 正整数 */
	public static boolean isintege1(String input){
		return matches(intege1, input);
	}
	/** 负整数*/
	public static boolean isIntege2(String input){
		return matches(intege2, input);
	}
	/** 数字 */
	public static boolean isNum(String input){
		return matches(num, input);
	}
	/** 正数（正整数 + 0） */
	public static boolean isNum1(String input){
		return matches(num1, input);
	}
	/** 负数（负整数 + 0）*/
	public static boolean isNum2(String input){
		return matches(num2, input);
	}
	/** 浮点数*/
	public static boolean isDecmal(String input){
		return matches(decmal, input);
	}
	/** 正浮点数*/
	public static boolean isDecmal1(String input){
		return matches(decmal1, input);
	}
	/** 负浮点数*/
	public static boolean isDecmal2(String input){
		return matches(decmal2, input);
	}
	/**浮点数 */
	public static boolean isDecmal3(String input){
		return matches(decmal3, input);
	}
	/** 非负浮点数（正浮点数 + 0）*/
	public static boolean isDecmal4(String input){
		return matches(decmal4, input);
	}
	/** 非正浮点数（负浮点数 + 0）*/
	public static boolean isDecmal5(String input){
		return matches(decmal5, input);
	}
	/** 邮件*/
	public static boolean isEmail(String input){
		return matches(email, input);
	}
	/** 颜色*/
	public static boolean isColor(String input){
		return matches(color, input);
	}
	/** url*/
	public static boolean isUrl(String input){
		return matches(url, input);
	}
	/** 中文*/
	public static boolean isChinese(String input){
		return matches(chinese, input);
	}
	/** ascii码*/
	public static boolean isAscii(String input){
		return matches(ascii, input);
	}
	/** 邮编*/
	public static boolean isZipcode(String input){
		return matches(zipcode, input);
	}
	/** IP地址*/
	public static boolean isIP4(String input){
		return matches(ip4, input);
	}
	/** 非空*/
	public static boolean isNotEmpty(String input){
		return matches(notempty, input);
	}
	/** 图片*/
	public static boolean isPicture(String input){
		return matches(picture, input);
	}
	/** 压缩文件*/
	public static boolean isRar(String input){
		return matches(rar, input);
	}
	/** 日期*/
	public static boolean isDate(String input){
		return matches(date, input);
	}
	/** qq*/
	public static boolean isQQ(String input){
		return matches(qq, input);
	}
	/** 电话号码的函数(包括验证国内区号;国际区号;分机号)*/
	public static boolean isTel(String input){
		return matches(tel, input);
	}
	/** 用来用户注册。匹配由数字、26个英文字母或者下划线组成的字符串*/
	public static boolean isUserName(String input){
		return matches(username, input);
	}
	/**字母*/
	public static boolean isLetter(String input){
		return matches(letter, input);
	}
	public static boolean isLetterAndSpace(String input){
		return matches(letterAndSpace, input);
	}
	/** 小写字母*/
	public static boolean isLowLetter(String input){
		return matches(letter_l, input);
	}
	/** 大写字母*/
	public static boolean isUpperLetter(String input){
		return matches(letter_u, input);
	}
	/** 身份证*/
	public static boolean isIDCard(String input){
		return matches(idcard, input);
	}
	public static boolean isFloat(String input){
		return matches(isFloat, input);
	}
	public static boolean isUFloat(String input){
		return matches(isUFloat, input);
	}
	public static boolean isInteger(String input){
		return matches(isInteger, input);
	}
	public static boolean isUInteger(String input){
		return matches(isUInteger, input);
	}

	public static boolean isCarVin(String carVin){
		return matches(isCarVin, carVin);
	}

	public static boolean matches(String regex,String input){
		if(StringUtils.isBlank(input)) return false;
		if(input.matches(regex))return true;
		return false;
	}
	public static void main(String[] args) {
		/*System.out.println(isInteger("1"));
		System.out.println(isInteger("0"));
		System.out.println(isInteger("-1"));
		System.out.println(isInteger("1.0"));
		System.out.println("--------------------");
		System.out.println(isUInteger("-1"));
		System.out.println(isUInteger("0"));
		System.out.println(isUInteger("10"));
		System.out.println(isUInteger("1.3"));*/
		System.out.println(isLetterAndSpace("tai  wan"));
		
	}
}

​