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/**
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* Copyright (C) 2017 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.vaadin.util.converter;
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import java.util.ArrayList;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Locale;
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import java.util.Set;
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import com.vaadin.data.util.converter.Converter;
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/**
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* @author a.kohlbecker
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* @since Jun 7, 2017
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*
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*/
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public final class SetToListConverter<V extends Object> implements Converter<List<V>, Set<V>> {
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private static final long serialVersionUID = -4453200532452354378L;
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Class<Set<V>> modelType = (Class<Set<V>>) new HashSet<V>(0).getClass();
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Class<List<V>> presentationType = (Class<List<V>>) new ArrayList<V>(0).getClass();
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@Override
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public Set<V> convertToModel(List<V> value, Class<? extends Set<V>> targetType, Locale locale)
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throws com.vaadin.data.util.converter.Converter.ConversionException {
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if(value != null){
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Set<V> set = new HashSet<>(value.size());
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set.addAll(value);
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return set;
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}
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return null;
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}
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@Override
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public List<V> convertToPresentation(Set<V> value, Class<? extends List<V>> targetType, Locale locale)
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throws com.vaadin.data.util.converter.Converter.ConversionException {
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if(value != null){
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List<V> list = new ArrayList<V>(value.size());
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list.addAll(value);
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return list;
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}
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return null;
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}
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@Override
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public Class<Set<V>> getModelType() {
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return modelType;
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}
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@Override
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public Class<List<V>> getPresentationType() {
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return presentationType;
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}
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}
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