EmailValidator

public class EmailValidator extends BaseValidator implements GracieValidator {

	public EmailValidator(){
		
	}
	
	public static final String REGEX_EMAIL = "^[a-zA-Z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-zA-Z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-zA-Z0-9](?:[a-zA-Z0-9-]*[a-zA-Z0-9])?\\.)+[a-zA-Z0-9](?:[a-zA-Z0-9-]*[a-zA-Z0-9])?$";
	
	/**     
     * Validation Rule: Only to accept email format
     * @param inputText          Input string text
     * @return boolean           Return true when input string is only composed by email format,
     *                           otherwise return false.
     */ 
	public static boolean isEmail(String inputText){
		 return RegexValidator.isValid(EmailValidator.REGEX_EMAIL, inputText);
	} 
	
	 /**
     * Validation Rule: Only to accept email format
     * @param inputText          Input string text
     * @param fieldErrorParam    Field error tag parameter
     * @param fieldErrorMessage  Field error message
     * @return boolean           Return true when input string is only composed by email format,
     *                           otherwise return false.
     */ 
	public static boolean isEmail(String inputText, String fieldErrorParam, String fieldErrorMessage) {
		 boolean isValid = EmailValidator.isEmail(inputText);
	        
	        if (!isValid) {
	            addFieldErrorMessage(fieldErrorParam, fieldErrorMessage);
	        }
	        
	        return isValid;
	}
	
	/**
     * Validation Rule: Only to accept email format
     * @param inputText          Input string text
     * @param fieldErrorParam    Field error tag parameter
     * @param bundle             Language property file id
     * @param key                Message key
     * @param defaultMessage     Default message
     * @param arguments          The arguments of message
     * @return boolean           Return true when input string is only composed by email format,
     *                           otherwise return false.
     */  
	public static boolean isEmail(String inputText, String fieldErrorParam, 
            String bundle, String key, String defaultMessage, String[] arguments) {
        boolean isValid = EmailValidator.isEmail(inputText);
        
        if (!isValid) {
            String fieldErrorMessage = MessageUtil.getText(bundle, key, defaultMessage, arguments);
            addFieldErrorMessage(fieldErrorParam, fieldErrorMessage);
        }
        
        return isValid;
    }
	
	public boolean isValid(String inputText) {		
		return  EmailValidator.isEmail(inputText);
	}

	public boolean isValid(String inputText, String fieldErrorParam,
			String fieldErrorMessage) {		
		return EmailValidator.isEmail(inputText,fieldErrorParam,fieldErrorMessage);
	}

	public boolean isValid(String inputText, String fieldErrorParam,
			String bundle, String key, String defaultMessage, String[] arguments) {
		
		return EmailValidator.isEmail(inputText, fieldErrorParam, bundle, key, defaultMessage, arguments);
	}

	public boolean isValid(String inputText, Object[] objs) {
		return isValid(inputText);
	}
}