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密码复杂性校验--包含用户名、键盘连续字符匹配

程序员文章站 2024-03-19 15:02:40
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/**
     * 验证密码-是否包含用户名字符(密码应与用户名无相关性,密码中不得包含用户名的完整字符串、大小写变位或形似变换的字符串)
     */
    public static boolean  verifyPasswordContainAccount(String password,String account){
        boolean isContain = false;
        if(!TextUtils.isEmpty(password) && !TextUtils.isEmpty(account)){
            password = password.toLowerCase();
            account = account.toLowerCase();
            if(password.contains(account)){
                return true;
            }
            String[] likes = {"a","l","o"};
            String[] likeSign = {"@","!","0"};
            String originalAccount = account+"";
            for (int i = 0; i < likes.length; i++) {
                String tempAccount = originalAccount.replace(likes[i],likeSign[i]);
                account = account.replace(likes[i],likeSign[i]);
                if(password.contains(tempAccount)||password.contains(account)){
                    return true;
                }
            }

        }
        return isContain;
    }

    /**
     * 键盘连续字符统计4个
     * @param str
     * @return
     */
    public static boolean isKeyBoardContinuousChar(String str){
        boolean result = false;
        char[][] c1 = {
				{'!','@','#','$','%','^','&','*','(',')','_','+'},
				{'q','w','e','r','t','y','u','i','o','p','{','}','|'},
				{'a','s','d','f','g','h','j','k','l',':','"'},
				{'z','x','c','v','b','n','m','<','>','?'}
			};
        char[][] c2 = {
    		{'1','2','3','4','5','6','7','8','9','0','-','='},
			{'q','w','e','r','t','y','u','i','o','p','{','}','\\'},
			{'a','s','d','f','g','h','j','k','l',';','\''},
			{'z','x','c','v','b','n','m',',','.','/'}
		};
//        String[] strList = str.split("");
//        //获取坐标位置
//        String[] y ;
//        String[] x ;

        for (char[][] c: new char[][][]{c1,c2}) {
            //横向
            for (int i = 0; i < c.length; i++) {
                for (int j = 0; j < c[i].length-3; j++) {
                    //创建连续字符
                    StringBuffer sb = new StringBuffer();
                    for (int k = j; k < j+4; k++) {
                        sb.append(c[i][k]);
                    }
                    String keyStr = sb.toString();
                    if(str.contains(keyStr)){
                        return true;
                    }
                }
            }

            //纵向
            for (int i = 0; i < c[3].length; i++) {
                //创建连续字符--每列只有4个
                StringBuffer sb = new StringBuffer();
                for (int j = 0; j < 4; j++) {
                    sb.append(c[j][i]);
                }
                String keyStr = sb.toString();
                if(str.contains(keyStr)){
                    return true;
                }
            }

        }



        return result;
    }
/**
	 * 密码验证
	 * (至少由8位及以上大写字母、小写字母、数字与特殊符号等4类中3类混合)
	 * @param password
	 * @return
     */
	public static boolean checkPassword(String password) {
		boolean flag = false;
		try {
			int c = 0;
			if(find("[a-z]+",password)){
				c++;
			}
			if(find("[A-Z]+",password)){
				c++;
			}
			if(find("[0-9]+",password)){
				c++;
			}
			if(find("\\W+|_",password) && !find("\\s+",password)){//特殊符号
				c++;
			}

			if(c >= 3){
				flag = true;
			}


			LogUtil.i("TAG","c:"+c);
		} catch (Exception e) {
			flag = false;
		}

		return flag;
	}


	//通用匹配
	public static boolean find(String regexStr, String input){
		boolean flag = false;
		try {
			Pattern regex = Pattern.compile(regexStr);
			Matcher matcher = regex.matcher(input);
			flag = matcher.find();//部分进行匹配
		} catch (Exception e) {
			flag = false;
		}
		return flag;
	}