valid email, mobile, price, ssn ...

Validator.java

public class Validator {
    public static boolean isValidEmailAddress(String email) {
        String emailRegex;
        String stricterFilterString = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";
        String laxString = ".+@.+\\.[A-Za-z]{2}[A-Za-z]*";
        if (true) {
            emailRegex = stricterFilterString;
        } else {
            emailRegex = laxString;
        }
        return Pattern.compile(emailRegex).matcher(email).matches();
    }

    public static boolean isMobileNumber(String mobileNumber) {
        return Pattern.compile("09(1[0-9]|3[1-9]|2[1-9])-?[0-9]{3}-?[0-9]{4}").matcher(mobileNumber).matches();
    }

    public static boolean IsPassV2(String Text) {
        return Pattern.compile("^[a-zA-Z0-9]{4,10}$").matcher(Text).find();
    }

    public static boolean IsUnicode(String Text) {
        return !Pattern.compile("^[a-zA-Z0-9]{4,10}$").matcher(Text).matches();
    }

    public static boolean IsEnglish(String Text) {
        return Pattern.compile("^[a-zA-Z0-9]{4,10}$").matcher(Text).matches();
    }
	
	  public static boolean checkPriceValid(String price){
        Pattern pattern = Pattern.compile("(^[1-9][0-9]{1,8})$");
        Matcher matcher = pattern.matcher(price);
        return matcher.find();
    }

    public static boolean checkCountValid(String price){
        Pattern pattern = Pattern.compile("^[1-9][0-9]*$");
        Matcher matcher = pattern.matcher(price);
        return matcher.matches();
    }
	
	 public static boolean isSSN(String input) {
        input = input.replace("!", "");
        if (!input.matches("^\\d{10}$"))
            return false;

        int check = Integer.parseInt(input.charAt(9) + "");
        int sum = 0;
        for (int i = 0; i < 9; ++i)
            sum += Integer.parseInt(input.charAt(i) + "") * (10 - i);

        sum %= 11;
        return (sum < 2 && check == sum) || (sum >= 2 && check + sum == 11);
    }

    public static boolean checkPriceValid(String price) {
        price = price.replace(",", "");
        Pattern pattern = Pattern.compile("(^[1-9][0-9]{3,10})$");
        Matcher matcher = pattern.matcher(price);
        return matcher.find();
    }
	
	
	public static boolean checkInputPersianValid(String price) {
        Pattern pattern = Pattern.compile("^[ضصثقفغعهخحجچپگکمنتالبیسشظطزرژذدئويك. آ ُِ]+$");//1
//        Pattern pattern = Pattern.compile("^[\\u0636\\u0635\\u062b\\u0642\\u0641\\u063a\\u0639\\u0647\\u062e\\u062d\\u062c\\u0686\\u067e\\u06af\\u06a9\\u0645\\u0646\\u062a\\u0627\\u0644\\u0628\\u06cc\\u0633\\u0634\\u0638\\u0637\\u0632\\u0631\\u0698\\u0630\\u062f\\u0626\\u0648\\u064a\\u0643\\u002e \\u0622 ]+$");//2
        Matcher matcher = pattern.matcher(price.trim());
//        boolean valid = false;
//        if (price != null)
//            for (int i = 0; i < price.length(); i++) {//3
//                int unicode = (int) price.charAt(i);
//                if ((unicode <= 1740 && unicode >= 1570)|| unicode==32 || unicode==46)
//                    valid = true;
//                else
//                    valid = false;
//            }
        return matcher.find();
    }

	
}