src/main/java/eu/etaxonomy/cdm/vaadin/data/validator/PasswordsMatchValidator.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 com.vaadin.data.validator.AbstractStringValidator;
  12 import com.vaadin.ui.PasswordField;
  13
  14 /**
  15  * Checks that the passwords entered in two password fields match.
  16  * Intended to be added as validator to the second field of the
  17  * {@link PasswordField} pair.
  18  *
  19  * @author a.kohlbecker
  20  * @since Nov 12, 2021
  21  */
  22 public class PasswordsMatchValidator extends AbstractStringValidator {
  23
  24     private static final long serialVersionUID = -9048318480638222817L;
  25
  26     private PasswordField firstField;
  27     private PasswordField secondField;
  28
  29     public PasswordsMatchValidator(String errorMessage, PasswordField firstField, PasswordField secondField) {
  30         super(errorMessage);
  31         this.firstField = firstField;
  32         this.secondField = secondField;
  33         firstField.addValueChangeListener(event -> {
  34             getErrorMessage();
  35         });
  36     }
  37
  38     @Override
  39     protected boolean isValidValue(String value) {
  40         return firstField.getValue().equals(secondField.getValue());
  41     }
  42 }