3 * Copyright (C) 2007 EDIT
4 * European Distributed Institute of Taxonomy
5 * http://www.e-taxonomy.eu
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.
11 package eu
.etaxonomy
.taxeditor
.navigation
.navigator
;
13 import java
.util
.ArrayList
;
14 import java
.util
.List
;
16 import org
.apache
.log4j
.Logger
;
17 import org
.eclipse
.jface
.viewers
.ITreeContentProvider
;
18 import org
.eclipse
.jface
.viewers
.Viewer
;
20 import eu
.etaxonomy
.cdm
.model
.taxon
.Synonym
;
21 import eu
.etaxonomy
.cdm
.model
.taxon
.Taxon
;
22 import eu
.etaxonomy
.cdm
.model
.taxon
.TaxonBase
;
23 import eu
.etaxonomy
.cdm
.model
.taxon
.TaxonNode
;
26 * <p>SynonymContentProvider class.</p>
32 public class SynonymContentProvider
implements ITreeContentProvider
{
33 private static final Logger logger
= Logger
34 .getLogger(SynonymContentProvider
.class);
36 private static final Object
[] NO_CHILDREN
= new Object
[0];
39 public Object
[] getChildren(Object parentElement
) {
40 Object
[] children
= null;
41 if (parentElement
instanceof Synonym
) {
42 children
= NO_CHILDREN
;
43 } else if (parentElement
instanceof TaxonNode
) {
44 List
<TaxonBase
> list
= new ArrayList
<TaxonBase
>();
46 Taxon taxon
= ((TaxonNode
) parentElement
).getTaxon();
48 for (TaxonBase taxonBase
: new IterableSynonymyList(taxon
)) {
49 if (taxonBase
instanceof Synonym
) {
53 children
= list
.toArray();
55 return children
!= null ? children
: NO_CHILDREN
;
59 public Object
getParent(Object element
) {
64 public boolean hasChildren(Object element
) {
65 return this.getChildren(element
).length
> 0;
69 public Object
[] getElements(Object inputElement
) {
70 return this.getChildren(inputElement
);
76 public void dispose() {
80 public void inputChanged(Viewer viewer
, Object oldInput
, Object newInput
) {