import org.apache.commons.validator.routines.DateValidator; //导入依赖的package包/类
private String computeMvelExpressionForDateAnswerQuestion(QuestionAnswer questionAnswer , LogicalCondition condition, String groupingOperator,String dateFormat){
 StringBuilder stringBuilder  = new StringBuilder();
 if (condition.getDateMin() != null && condition.getDateMax() != null) {
  stringBuilder.append("(");
  
   
  
  stringBuilder.append("page.questionAnswers[" + (questionAnswer.getOrder() - 1) +"].dateAnswerValue >=" + "org.apache.commons.validator.routines.DateValidator.getInstance().validate('" + DateValidator.getInstance().format(condition.getDateMin(), dateFormat) +"','" + dateFormat +  "')"); 
  stringBuilder.append(" && ");
  stringBuilder.append("page.questionAnswers[" + (questionAnswer.getOrder() - 1) +"].dateAnswerValue <=" + "org.apache.commons.validator.routines.DateValidator.getInstance().validate('" + DateValidator.getInstance().format(condition.getDateMax(), dateFormat) +"','" + dateFormat +  "')");
  stringBuilder.append(")");
  stringBuilder.append(groupingOperator);
  return stringBuilder.toString(); 
 }	
 if (condition.getDateMin() != null) {
  stringBuilder.append("(");
  stringBuilder.append("page.questionAnswers[" + (questionAnswer.getOrder() - 1) +"].dateAnswerValue >=" + "org.apache.commons.validator.routines.DateValidator.getInstance().validate('" + DateValidator.getInstance().format(condition.getDateMin(), dateFormat) +"','" + dateFormat +  "')");
  stringBuilder.append(")");
  stringBuilder.append(groupingOperator);
  return stringBuilder.toString();
 }
 if (condition.getDateMax() != null) {
  stringBuilder.append("(");
  stringBuilder.append("page.questionAnswers[" + (questionAnswer.getOrder() - 1) +"].dateAnswerValue <=" + "org.apache.commons.validator.routines.DateValidator.getInstance().validate('" + DateValidator.getInstance().format(condition.getDateMax(), dateFormat) +"','" + dateFormat +  "')");
  stringBuilder.append(")");
  stringBuilder.append(groupingOperator);
  return stringBuilder.toString();
 }
 return "";
}
 

import org.apache.commons.validator.routines.DateValidator; //导入依赖的package包/类
private void writeEntry(Document document,String label , Date value, String dateFormat) throws Exception{
	Paragraph questionParagraph = new Paragraph();
	questionParagraph.setLeading(14, 0);
	questionParagraph.setIndentationLeft(18);
	questionParagraph.add(new Chunk(label.trim() + ": ",boldedFont)); 
    questionParagraph.add(new Chunk(DateValidator.getInstance().format(value ,dateFormat) , normalFont));  
	document.add(questionParagraph);
}
 

import org.apache.commons.validator.routines.DateValidator; //导入依赖的package包/类
/**
 * @param value Cell content
 * @return True if input is a date
 */
private boolean isDate(String value) {
    DateValidator validator = DateValidator.getInstance();
    for (String format : DataType.DATE.getDescription().getExampleFormats()) {
        if (validator.isValid(value, format)) {
            return true;
        }
    }
    return false;
}
 

import org.apache.commons.validator.routines.DateValidator; //导入依赖的package包/类
public DateRule(TextView view, String value, String errorMessage) {
    super(view, value, errorMessage);
    dateValidator = new DateValidator();
}
 

import org.apache.commons.validator.routines.DateValidator; //导入依赖的package包/类
@SuppressWarnings("unchecked")
@RequestMapping(method = RequestMethod.POST, value = "/", params = "fpass", produces = "text/html")
public String forgotPasswordPost(@RequestParam(value = "login", required = true) String login,
								@RequestParam(value = "dob", required = true) String dob,
		  						@RequestParam(value = "_proceed", required = false) String proceed,
		  						Model uiModel,HttpServletRequest httpServletRequest) {
	try {
		if(proceed != null){
			String resetPasswordLink;
			String dateFormat = messageSource.getMessage(DATE_FORMAT, null, LocaleContextHolder.getLocale());
			
			//Validate date and login entries (sanitize) 
			if (login == null || login.isEmpty() || login.length() > 100 || 
				dob	 == null || dob.isEmpty() || 
				!GenericValidator.isDate(dob,dateFormat, true)) {
				uiModel.addAttribute("status", "I");
				return "public/fpass";
			}
			
			//Check if provided DOB and login match
			if (!userService.user_validateDateofBirthAndLogin(login,DateValidator.getInstance().validate(dob))) {
				uiModel.addAttribute("status", "I");
				return "public/fpass";
			}
			
			User user  = userService.user_findByLogin(login);
			if (httpServletRequest.getRequestURI().contains("external")) {
				//resetPasswordLink =messageSource.getMessage(EXTERNAL_SITE_BASE_URL, null, LocaleContextHolder.getLocale());
				resetPasswordLink = externalBaseUrl;
			} 
			else {
				//resetPasswordLink =messageSource.getMessage(INTERNAL_SITE_BASE_URL, null, LocaleContextHolder.getLocale());
				resetPasswordLink = internalBaseUrl;
			}
			if (resetPasswordLink.endsWith("/")) {resetPasswordLink = resetPasswordLink +"public/rpass?key=";}	else {resetPasswordLink = resetPasswordLink +"/public/rpass?key=";}
				
		
			
			StringWriter sw = new StringWriter();
			Map model = new HashMap();
			model.put(messageSource.getMessage(RESET_PASSWORD_LINK_PARAMETER_NAME, null, LocaleContextHolder.getLocale()).replace("${", "").replace("}", ""), 
					  "<a href='"+ resetPasswordLink + userService.user_prepareForgotPasswordMessage(user.getId())+ "'>" + 
					   messageSource.getMessage(RESET_PASSWORD_LINK_LABEL, null, LocaleContextHolder.getLocale()) +"</a>");
			VelocityContext velocityContext = new VelocityContext(model);
			Velocity.evaluate(velocityContext, sw, "velocity-log" , 
							  surveySettingsService.velocityTemplate_findById(FORGOT_PASSWORD_VELOCITY_EMAIL_TEMPLATE_ID).getDefinition());
			
			mailService.sendEmail(user.getEmail(), 
								messageSource.getMessage(FORGOT_PASSWORD_EMAIL_TITLE, null, LocaleContextHolder.getLocale()),
								sw.toString());
			uiModel.addAttribute("status", "S");
			return "public/fpass";
		}
		else { //cancel button
			return "public/login";	
		}
	} catch (Exception e) {
		log.error(e.getMessage(),e);
		throw (new RuntimeException(e));
	}	
}
 

import org.apache.commons.validator.routines.DateValidator; //导入依赖的package包/类
public Date getDate(String date) {
	Locale locale = SystemConfiguration.getInstance().getDateLocale();
	return DateValidator.getInstance().validate(date, locale);
}
 

import org.apache.commons.validator.routines.DateValidator; //导入依赖的package包/类
/**
 * Validates whether a date string is valid for the given Locale.
 *
 * @param date   the date string.
 * @param locale the Locale
 * @return true if the date string is valid, false otherwise.
 */
public static boolean dateIsValid( String date, Locale locale )
{
    return DateValidator.getInstance().isValid( date, locale );
}
 

import org.apache.commons.validator.routines.DateValidator; //导入依赖的package包/类
/**
 * <p>Checks if the field is a valid date.  The <code>Locale</code> is
 * used with <code>java.text.DateFormat</code>.  The setLenient method
 * is set to <code>false</code> for all.</p>
 *
 * @param value The value validation is being performed on.
 * @param locale The locale to use for the date format, defaults to the
 * system default if null.
 * @return true if the value can be converted to a Date.
 */
@GwtIncompatible("incompatible method")
public static boolean isDate(String value, Locale locale) {
    return DateValidator.getInstance().isValid(value, locale);
}