eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/TaxonNodeLabelProvider.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.taxeditor.navigation.navigator;
  12
  13 import org.apache.log4j.Logger;
  14 import org.eclipse.jface.viewers.ColumnLabelProvider;
  15 import org.eclipse.jface.viewers.ILabelProvider;
  16 import org.eclipse.jface.viewers.StyledString;
  17 import org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.IStyledLabelProvider;
  18 import org.eclipse.swt.graphics.Image;
  19 import org.eclipse.ui.navigator.IDescriptionProvider;
  20 import org.hibernate.LazyInitializationException;
  21
  22 import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
  23 import eu.etaxonomy.cdm.model.common.IIdentifiableEntity;
  24 import eu.etaxonomy.cdm.model.taxon.Taxon;
  25 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  26 import eu.etaxonomy.taxeditor.navigation.NavigationUtil;
  27
  28 /**
  29  * <p>TaxonNodeLabelProvider class.</p>
  30  *
  31  * @author p.ciardelli
  32  * @created 04.06.2009
  33  * @version 1.0
  34  */
  35 public class TaxonNodeLabelProvider extends ColumnLabelProvider
  36                 implements ILabelProvider, IDescriptionProvider, IStyledLabelProvider {
  37
  38         /** {@inheritDoc} */
  39         @Override
  40         public Image getImage(Object element) {
  41                 return null;
  42         }
  43
  44         /** {@inheritDoc} */
  45         @Override
  46         public String getText(Object element) {
  47                 if (element instanceof TaxonNode){
  48                         TaxonNode taxonNode = (TaxonNode) HibernateProxyHelper.deproxy(element);
  49
  50                         try{
  51                                 Taxon taxon = (Taxon) HibernateProxyHelper.deproxy(taxonNode.getTaxon());
  52                                 if(taxon == null){
  53                                         NavigationUtil.error(getClass(), "The taxon node does not have a taxon attached to it. Please check your import. TaxonNode: " + element, null);
  54 //                                      throw new RuntimeException("The data your are trying to view is corrupt. Please check your import.");
  55                                 }else{
  56                                         try{
  57                                                 return taxon.getName() != null ? ((IIdentifiableEntity) HibernateProxyHelper.deproxy(taxon.getName())).getTitleCache() : new String();
  58                                         }catch(Exception e){
  59                                                 NavigationUtil.error(getClass(), e);
  60                                         }
  61                                 }
  62                         }catch (LazyInitializationException e){
  63                                 NavigationUtil.error(getClass(), e);
  64                         }
  65
  66                 }
  67                 return new String();
  68         }
  69
  70         /* (non-Javadoc)
  71          * @see org.eclipse.ui.navigator.IDescriptionProvider#getDescription(java.lang.Object)
  72          */
  73         /** {@inheritDoc} */
  74         public String getDescription(Object anElement) {
  75                 if (anElement instanceof TaxonNode) {
  76                         Taxon data = ((TaxonNode) anElement).getTaxon();
  77                         return "Taxon: " + data.getTitleCache(); //$NON-NLS-1$
  78                 }
  79                 return null;
  80         }
  81
  82         /* (non-Javadoc)
  83          * @see org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.IStyledLabelProvider#getStyledText(java.lang.Object)
  84          */
  85         /** {@inheritDoc} */
  86         public StyledString getStyledText(Object element) {
  87                 return new StyledString(getText(element));
  88         }
  89 }