【java】常用正则表达式校验，邮箱手机号等等

import java.util.HashMap;
import java.util.Map;
import java.util.regex.Pattern;
/**
 * 正则验证工具
 *
 */
public class RegularUtil {
    /**
     * 正则表达式：验证用户名
     */
    public static final String REGEX_USERNAME = "^[a-zA-Z]\\w{5,20}$";
 
    /**
     * 正则表达式：验证密码
     */
    public static final String REGEX_PASSWORD = "^[a-zA-Z0-9]{6,20}$";
 
    /**
     * 正则表达式：验证手机号
     */

    public static final String REGEX_MOBILE = "^((13[0-9])|(14[0-9])|(15[0-3,5-9])|(17[0,3,5-8])|(18[0-9])|166|198|199|(147))\\d{8}$";
 
    /**
     * 正则表达式：验证邮箱
     */
    public static final String REGEX_EMAIL = "^([a-z0-9A-Z]+[-|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$";
 
    /**
     * 正则表达式：验证汉字
     */
    public static final String REGEX_CHINESE = "^[\u4e00-\u9fa5],{0,}$";
 
    /**
     * 正则表达式：验证身份证
     */
    public static final String REGEX_ID_CARD = "(^\\d{18}$)|(^\\d{15}$)";
 
    /**
     * 正则表达式：验证URL
     */
    public static final String REGEX_URL = "http(s)?://([\\w-]+\\.)+[\\w-]+(/[\\w- ./?%&=]*)?";
 
    /**
     * 正则表达式：验证IP地址
     */
    public static final String REGEX_IP_ADDR = "(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)";
 
    /**
     * 校验用户名
     * 
     * @param username
     * @return 校验通过返回true，否则返回false
     */
    public static boolean isUsername(String username) {
        return Pattern.matches(REGEX_USERNAME, username);
    }
 
    /**
     * 校验密码
     * 
     * @param password
     * @return 校验通过返回true，否则返回false
     */
    public static boolean isPassword(String password) {
        return Pattern.matches(REGEX_PASSWORD, password);
    }
 
    /**
     * 校验手机号
     * 
     * @param mobile
     * @return 校验通过返回true，否则返回false
     */
    public static boolean isMobile(String mobile) {
    	if(Help.isNull(mobile)){
    		return false;
    	}
        return Pattern.matches(REGEX_MOBILE, mobile);
    }
 
    /**
     * 校验邮箱
     * 
     * @param email
     * @return 校验通过返回true，否则返回false
     */
    public static boolean isEmail(String email) {
    	if(Help.isNull(email)){
    		return false;
    	}
        return Pattern.matches(REGEX_EMAIL, email);
    }
 
    /**
     * 校验汉字
     * 
     * @param chinese
     * @return 校验通过返回true，否则返回false
     */
    public static boolean isChinese(String chinese) {
        return Pattern.matches(REGEX_CHINESE, chinese);
    }
 
    /**
     * 校验身份证
     * 
     * @param idCard
     * @return 校验通过返回true，否则返回false
     */
    public static boolean isIDCard(String idCard) {
        return Pattern.matches(REGEX_ID_CARD, idCard);
    }
 
    /**
     * 校验URL
     * 
     * @param url
     * @return 校验通过返回true，否则返回false
     */
    public static boolean isUrl(String url) {
        return Pattern.matches(REGEX_URL, url);
    }
 
    /**
     * 校验IP地址
     * 
     * @param ipAddr
     * @return
     */
    public static boolean isIPAddr(String ipAddr) {
        return Pattern.matches(REGEX_IP_ADDR, ipAddr);
    }
    
    /**
     * 营业执照 统一社会信用代码（18位）
     * @param license
     * @return
     */
    public static boolean isLicense18(String businessCode) {
    	if(Help.isNull(businessCode)) {
        	return false;
        }
		if(businessCode.length() != 18) {
			return false;
		}
		String baseCode = "0123456789ABCDEFGHJKLMNPQRTUWXY";
        char[] baseCodeArray = baseCode.toCharArray();
        Map<Character, Integer> codes = new HashMap<Character, Integer>();
        for (int i = 0; i < baseCode.length(); i++) {
            codes.put(baseCodeArray[i], i);
        }
        char[] businessCodeArray = businessCode.toCharArray();
        Character check = businessCodeArray[17];
        if (baseCode.indexOf(check) == -1) {
            return false;
        }
        int[] wi = { 1, 3, 9, 27, 19, 26, 16, 17, 20, 29, 25, 13, 8, 24, 10, 30, 28 };
        int sum = 0;
        for (int i = 0; i < 17; i++) {
            Character key = businessCodeArray[i];
            if (baseCode.indexOf(key) == -1) {
                return false;
            }
            sum += (codes.get(key) * wi[i]);
        }
        int value = 31 - sum % 31;
        return value == codes.get(check);
	}
}