src/main/java/eu/etaxonomy/cdm/vaadin/data/validator/PasswordsPolicyValidator.java

   1 /**
   2 * Copyright (C) 2021 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9 package eu.etaxonomy.cdm.vaadin.data.validator;
  10
  11 import java.util.List;
  12 import java.util.stream.Collectors;
  13
  14 import com.vaadin.data.Validator;
  15 import com.vaadin.ui.PasswordField;
  16
  17 import eu.etaxonomy.cdm.validation.constraint.ValidPasswordValidator;
  18 import eu.etaxonomy.cdm.validation.constraint.ValidPasswordValidator.PasswordRulesValidator;
  19
  20 /**
  21  * Checks that the passwords entered in two password fields match.
  22  * Intended to be added as validator to the second field of the
  23  * {@link PasswordField} pair.
  24  *
  25  * @author a.kohlbecker
  26  * @since Nov 12, 2021
  27  */
  28 public class PasswordsPolicyValidator implements Validator {
  29
  30     private static final long serialVersionUID = -9048318480638222817L;
  31
  32     private PasswordRulesValidator validator = new ValidPasswordValidator.PasswordRulesValidator();
  33
  34     @Override
  35     public void validate(Object value) throws InvalidValueException {
  36         String password = (String)value;
  37         if(password != null && !password.isEmpty()) {
  38             List<String> violationMessages = validator.validateUserPassword(password);
  39             if(!violationMessages.isEmpty()) {
  40                 throw new InvalidValueException(violationMessages.stream().collect(Collectors.joining(" ")));
  41             }
  42         }
  43     }
  44
  45
  46
  47 }