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

   1 /**
   2 * Copyright (C) 2018 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.Objects;
  12 import java.util.Set;
  13
  14 import com.vaadin.data.Validator;
  15 import com.vaadin.ui.AbstractSelect;
  16
  17 import eu.etaxonomy.cdm.model.reference.Reference;
  18 import eu.etaxonomy.cdm.model.reference.ReferenceType;
  19
  20 /**
  21  * @author a.kohlbecker
  22  * @since Dec 20, 2018
  23  *
  24  */
  25 public class InReferenceTypeValidator implements Validator {
  26
  27
  28     private static final long serialVersionUID = 5704902636623629859L;
  29     private AbstractSelect referenceTypeSelect;
  30
  31     public InReferenceTypeValidator(AbstractSelect referenceTypeSelect){
  32         this.referenceTypeSelect = referenceTypeSelect;
  33     }
  34
  35     /**
  36      * {@inheritDoc}
  37      */
  38     @Override
  39     public void validate(Object value) throws InvalidValueException {
  40         ReferenceType type = (ReferenceType)referenceTypeSelect.getValue();
  41         if(value != null){
  42             Set<ReferenceType> applicableInRefTypes = type.inReferenceContraints(type);
  43             Reference inReference = (Reference)value;
  44             if(!applicableInRefTypes.contains(inReference.getType())){
  45                 throw new InvalidValueException(Objects.toString(inReference.getType(), "[NULL]") + " is not a suitable in-reference type for " + Objects.toString(type, "[NULL]") );
  46             }
  47         }
  48
  49     }
  50
  51 }