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// $Id$
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/**
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* Copyright (C) 2007 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.taxeditor.forms.term;
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import java.util.ArrayList;
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import java.util.List;
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import org.apache.log4j.Logger;
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import org.eclipse.jface.util.PropertyChangeEvent;
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import eu.etaxonomy.cdm.model.common.DefinedTermBase;
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import eu.etaxonomy.taxeditor.forms.CdmFormFactory;
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import eu.etaxonomy.taxeditor.forms.ICdmFormElement;
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import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
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/**
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* <p>EmptyComboElement class.</p>
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*
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* @author n.hoffmann
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* @created Sep 29, 2010
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* @version 1.0
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*/
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public class EmptyComboElement<T extends DefinedTermBase> extends AbstractTermComboElement<T> {
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private static final Logger logger = Logger
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.getLogger(EmptyComboElement.class);
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private static final int VISIBLE_ITEMS = 20;
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private List<T> genericTerms = new ArrayList<T>();
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/**
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* <p>Constructor for EmptyComboElement.</p>
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*
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* @param formFactory a {@link eu.etaxonomy.taxeditor.forms.CdmFormFactory} object.
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* @param parentElement a {@link eu.etaxonomy.taxeditor.forms.ICdmFormElement} object.
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* @param labelString a {@link java.lang.String} object.
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* @param style a int.
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* @param <T> a T object.
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*/
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public EmptyComboElement(CdmFormFactory formFactory,
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ICdmFormElement parentElement, String labelString,
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int style) {
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super(formFactory, parentElement, labelString, null, VISIBLE_ITEMS, style);
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.forms.term.AbstractTermComboElement#preferredTerms()
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*/
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/** {@inheritDoc} */
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@Override
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protected List<T> preferredTerms() {
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return genericTerms != null ? genericTerms : new ArrayList<T>();
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}
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/**
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* <p>setTerms</p>
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*
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* @param terms a {@link java.util.List} object.
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*/
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public void setTerms(List<T> terms) {
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if(terms == null){
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throw new IllegalArgumentException("List of terms may not be null");
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}
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this.genericTerms = terms;
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propertyChange(new PropertyChangeEvent(this, PreferencesUtil.PREFERRED_TERMS_CHANGE, this.genericTerms, terms));
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}
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}
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