vaadin field validation 실습2

vaadin에서 지원하는 validator를 사용하지 않고, Regular Expression으로 해봤다.

 

 

• Constants.java
  
  

  package com.vseminar.vaadin_seminar2.util;
  
  /**
  *
  * Description
  *
  *
  * @author hyperrookie@gmail.com
  *
  * @version 1.0.0
  * @date 2018. 6. 16.
  *=======================================================================
  * Date            Name                     Revision History
  *=======================================================================
  * 2018. 6. 16.    hyperrookie@gmail.com    Creation
  *=======================================================================
  */
  public class Constants {
  	/*
  	 * https://regexr.com/에서 표현식을 입력하면 실시간으로 설명을 볼 수 있음.
  	 *
  	 * 숫자/대소문자/특수문자 각 1개 포함 최소 8자리
  	 * 	:	^(?=.*[A-Za-z])(?=.*\d)(?=.*[$@$!%*#?&])[A-Za-z\d$@$!%*#?&]{8,}$
  	 * 숫자/대문자/소문자 각 1개 포함 최소 8자리
  	 * 	:	^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)[a-zA-Z\d]{8,}$
  	 * 숫자/대문자/소문자/특수문자 각 1개 포함 최소 8자리
  	 * 	:	^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[$@$!%*?&])[A-Za-z\d$@$!%*?&]{8,}$
  	 * 숫자만		:	^[0-9]*$
  	 * 영문자만	:	^[a-zA-Z]*$
  	 * 한글만		:	^[가-힣]*$
  	 * 영어 & 숫자만	:	^[a-zA-Z0-9]*$
  	 * E-Mail	:	^([a-zA-Z0-9_\\.\\-+])+@(([a-zA-Z0-9-])+\\.)+([a-zA-Z0-9]{2,4})+$
  	 * 휴대폰		:	^01(?:0|1|[6-9]) - (?:\d{3}|\d{4}) - \d{4}$
  	 * 일반전화	:	^\d{2.3} - \d{3,4} - \d{4}$
  	 * 주민등록번호:	\d{6} \- [1-4]\d{6}
  	 * IP 주소	:	([0-9]{1,3}) \. ([0-9]{1,3}) \. ([0-9]{1,3}) \. ([0-9]{1,3})
  	 *
  	 */
  	public static final String REGEX_PASSWORD	= "^(?=.*[a-z])(?=.*[A-Z])(?=.*\\d)(?=.*[$@$!%*?&])[A-Za-z\\d$@$!%*?&]{8,}$";
  	public static final String REGEX_NUMERIC	= "^[0-9]*$";
  	public static final String REGEX_FLOAT		= "^[+-]?\\d*(\\.?\\d*)$";
  	public static final String REGEX_ALPHA		= "^[a-zA-Z]*$";
  	public static final String REGEX_ALPHA_LOWER	= "^[a-z]*$";
  	public static final String REGEX_ALPHA_UPPER	= "^[A-Z]*$";
  	public static final String REGEX_ALPHANUMERIC	= "^[a-zA-Z0-9]*$";
  	public static final String REGEX_KOREAN	= "^[가-힣]*$";
  	public static final String REGEX_ID		="^[a-zA-Z]{1}[a-zA-Z0-9_]{4,20}$";
  	public static final String REGEX_EMAIL		= "^([a-zA-Z0-9_\\.\\-+])+@(([a-zA-Z0-9-])+\\.)+([a-zA-Z0-9]{2,4})+$";
  	public static final String REGEX_CELLULAR	= "^01(?:0|1|[6-9]) - (?:\\d{3}|\\d{4}) - \\d{4}$";
  	public static final String REGEX_PHONE		= "^\\d{2.3} - \\d{3,4} - \\d{4}$";
  	public static final String REGEX_REGIDENT	= "\\d{6} \\- [1-4]\\d{6}";
  	public static final String REGEX_IP		= "([0-9]{1,3}) \\. ([0-9]{1,3}) \\. ([0-9]{1,3}) \\. ([0-9]{1,3})";
  
  	public static final String MSG_FORMAT_ID	= "아이디 형식을 확인하세요";
  	public static final String MSG_FORMAT_EMAIL	= "이메일 형식을 확인하세요";
  	public static final String MSG_FORMAT_PASSWORD	= "비밀번호 형식을 확인하세요";
  	public static final String MSG_FORMAT_ALL		= "입력값을 확인하세요";
  }

• VSeminarUI.java
  
  

  package com.vseminar.vaadin_seminar2;
  
  import java.util.regex.Pattern;
  
  import javax.servlet.annotation.WebServlet;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import com.vaadin.annotations.Theme;
  import com.vaadin.annotations.VaadinServletConfiguration;
  import com.vaadin.annotations.Widgetset;
  import com.vaadin.data.validator.EmailValidator;
  import com.vaadin.data.validator.NullValidator;
  import com.vaadin.data.validator.StringLengthValidator;
  import com.vaadin.event.FieldEvents.BlurEvent;
  import com.vaadin.event.FieldEvents.BlurListener;
  import com.vaadin.server.FontAwesome;
  import com.vaadin.server.VaadinRequest;
  import com.vaadin.server.VaadinServlet;
  import com.vaadin.shared.ui.label.ContentMode;
  import com.vaadin.ui.Alignment;
  import com.vaadin.ui.Button;
  import com.vaadin.ui.HorizontalLayout;
  import com.vaadin.ui.Label;
  import com.vaadin.ui.Notification;
  import com.vaadin.ui.Notification.Type;
  import com.vaadin.ui.PasswordField;
  import com.vaadin.ui.TextField;
  import com.vaadin.ui.UI;
  import com.vaadin.ui.VerticalLayout;
  import com.vaadin.ui.themes.ValoTheme;
  import com.vseminar.vaadin_seminar2.util.Constants;
  import com.vseminar.vaadin_seminar2.util.PasswordValidator;
  
  /**
   * This UI is the application entry point. A UI may either represent a browser window
   * (or tab) or some part of a html page where a Vaadin application is embedded.
   * <p>
   * The UI is initialized using {@link #init(VaadinRequest)}. This method is intended to be
   * overridden to add component to the user interface and initialize non-component functionality.
   */
  /**
  *
  * Description
  *
  *
  * @author @user
  *
  * @version 1.0.0
  * @date 2018. 6. 16.
  *=======================================================================
  * Date            Name                     Revision History
  *=======================================================================
  * 2018. 6. 16.    hyperrookie@gmail.com    Creation
  *=======================================================================
  */
  @SuppressWarnings("serial")
  @Theme("vseminar")
  @Widgetset("com.vseminar.vaadin_seminar2.VSeminarWidgetset")
  public class VSeminarUI extends UI {
  
  	private static final Logger logger = LoggerFactory.getLogger(VSeminarUI.class);
  	private Label message;
  
      @Override
      protected void init(VaadinRequest vaadinRequest) {
  
      	logger.debug("vaadinRequest ----------> {}", vaadinRequest);
  
          final VerticalLayout layout = new VerticalLayout();
  
          final VerticalLayout loginPanel = new VerticalLayout();
          loginPanel.setSizeUndefined();
          loginPanel.setSpacing(true);
  
          Label top = new Label("예쁜누나들은 어서오세요~<br />너는 아니다....",ContentMode.HTML);
          top.addStyleName(ValoTheme.LABEL_H4);
          top.addStyleName(ValoTheme.LABEL_COLORED);
          loginPanel.addComponent(top);
  
          message = new Label();
          message.setVisible(false);
          message.setSizeFull();
          message.setStyleName(ValoTheme.LABEL_H4);
          message.setStyleName(ValoTheme.LABEL_FAILURE);
          loginPanel.addComponent(message);
  
          final HorizontalLayout loginFileds = new HorizontalLayout();
          loginFileds.setSizeUndefined();
          loginFileds.setSpacing(true);
  
          final TextField email = new TextField("Email");
          email.setIcon(FontAwesome.USER);
          email.addStyleName(ValoTheme.TEXTFIELD_INLINE_ICON);
          email.addBlurListener(e->{
  			if( email.getValue().length() > 0 && !Pattern.matches(Constants.REGEX_EMAIL, email.getValue())) {
  				Notification.show(Constants.MSG_FORMAT_EMAIL, Type.WARNING_MESSAGE);
  				email.focus();
  				logger.debug("{}", email.getValue());
  			}
          });
  
          final PasswordField password = new PasswordField("Password");
          password.setIcon(FontAwesome.LOCK);
          password.addStyleName(ValoTheme.TEXTFIELD_INLINE_ICON);
          password.addBlurListener(e->{
  			if (password.getValue().length() > 0 && !Pattern.matches(Constants.REGEX_PASSWORD, password.getValue())) {
  				Notification.show(Constants.MSG_FORMAT_PASSWORD, Type.WARNING_MESSAGE);
  				password.focus();
  			}
  		});
  
          final Button signon = new Button("signon");
          signon.setStyleName(ValoTheme.BUTTON_PRIMARY);
          signon.addClickListener(e->{
  
          	if ( !Pattern.matches(Constants.REGEX_EMAIL, email.getValue()) || !Pattern.matches(Constants.REGEX_PASSWORD, password.getValue()) ) {
          		logger.debug("{} / {}", email.getValue(),password.getValue());
          		message.setValue(Constants.MSG_FORMAT_ALL);
          		message.setVisible(true);
          		return;
          	}
          	message.setVisible(false);
          	logger.debug(UI.getCurrent().getPage().getWindowName());
          });
  
          loginFileds.addComponents(email,password,signon);
          loginFileds.setComponentAlignment(signon, Alignment.BOTTOM_LEFT);
  
          loginPanel.addComponent(loginFileds);
  
          layout.addComponent(loginPanel);
          layout.setMargin(true);
          layout.setSpacing(true);
          layout.setSizeFull();
          layout.setComponentAlignment(loginPanel, Alignment.MIDDLE_CENTER);
  
          setContent(layout);
      }
  
      @WebServlet(urlPatterns = "/*", name = "VSeminarUIServlet", asyncSupported = true)
      @VaadinServletConfiguration(ui = VSeminarUI.class, productionMode = false)
      public static class VSeminarUIServlet extends VaadinServlet {
      }
  }