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
.bulkeditor
.referencingobjects
;
13 import java
.util
.ArrayList
;
14 import java
.util
.Collections
;
15 import java
.util
.Comparator
;
16 import java
.util
.List
;
18 import java
.util
.UUID
;
20 import org
.apache
.log4j
.Logger
;
21 import org
.eclipse
.core
.runtime
.IProgressMonitor
;
22 import org
.eclipse
.core
.runtime
.IStatus
;
23 import org
.eclipse
.core
.runtime
.Status
;
24 import org
.eclipse
.core
.runtime
.jobs
.Job
;
25 import org
.eclipse
.jface
.action
.MenuManager
;
26 import org
.eclipse
.jface
.viewers
.CellEditor
;
27 import org
.eclipse
.jface
.viewers
.ICellModifier
;
28 import org
.eclipse
.jface
.viewers
.ISelection
;
29 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
30 import org
.eclipse
.jface
.viewers
.ITableLabelProvider
;
31 import org
.eclipse
.jface
.viewers
.TableViewer
;
32 import org
.eclipse
.jface
.viewers
.TableViewerColumn
;
33 import org
.eclipse
.jface
.viewers
.TextCellEditor
;
34 import org
.eclipse
.jface
.viewers
.TreeNode
;
35 import org
.eclipse
.jface
.viewers
.Viewer
;
36 import org
.eclipse
.swt
.SWT
;
37 import org
.eclipse
.swt
.widgets
.Composite
;
38 import org
.eclipse
.swt
.widgets
.Control
;
39 import org
.eclipse
.swt
.widgets
.Display
;
40 import org
.eclipse
.swt
.widgets
.Menu
;
41 import org
.eclipse
.swt
.widgets
.Table
;
42 import org
.eclipse
.ui
.IWorkbenchPart
;
44 import eu
.etaxonomy
.cdm
.api
.conversation
.ConversationHolder
;
45 import eu
.etaxonomy
.cdm
.api
.service
.IAgentService
;
46 import eu
.etaxonomy
.cdm
.api
.service
.IGroupService
;
47 import eu
.etaxonomy
.cdm
.api
.service
.INameService
;
48 import eu
.etaxonomy
.cdm
.api
.service
.IOccurrenceService
;
49 import eu
.etaxonomy
.cdm
.api
.service
.IReferenceService
;
50 import eu
.etaxonomy
.cdm
.api
.service
.ITaxonService
;
51 import eu
.etaxonomy
.cdm
.api
.service
.IUserService
;
52 import eu
.etaxonomy
.cdm
.model
.agent
.TeamOrPersonBase
;
53 import eu
.etaxonomy
.cdm
.model
.common
.CdmBase
;
54 import eu
.etaxonomy
.cdm
.model
.common
.Group
;
55 import eu
.etaxonomy
.cdm
.model
.common
.IdentifiableEntity
;
56 import eu
.etaxonomy
.cdm
.model
.common
.User
;
57 import eu
.etaxonomy
.cdm
.model
.name
.NonViralName
;
58 import eu
.etaxonomy
.cdm
.model
.occurrence
.SpecimenOrObservationBase
;
59 import eu
.etaxonomy
.cdm
.model
.reference
.Reference
;
60 import eu
.etaxonomy
.cdm
.model
.taxon
.TaxonBase
;
61 import eu
.etaxonomy
.taxeditor
.model
.DescriptionHelper
;
62 import eu
.etaxonomy
.taxeditor
.session
.ICdmEntitySession
;
63 import eu
.etaxonomy
.taxeditor
.store
.CdmStore
;
64 import eu
.etaxonomy
.taxeditor
.view
.AbstractCdmViewPart
;
71 public class ReferencingObjectsView
extends AbstractCdmViewPart
{
72 private static final Logger logger
= Logger
73 .getLogger(ReferencingObjectsView
.class);
75 public static final String ID
= "eu.etaxonomy.taxeditor.bulkeditor.view.referencingobjects";
77 private TableViewer viewer
;
79 private String referencedObjectTitleCache
;
80 private ConversationHolder conversation
;
81 private ICdmEntitySession cdmEntitySession
;
83 public ReferencingObjectsView() {
84 cdmEntitySession
= CdmStore
.getCurrentSessionManager().bindNullSession();
89 public void createViewer(Composite parent
) {
90 selectionService
.addSelectionListener(this);
91 conversation
= CdmStore
.createConversation();
92 viewer
= new TableViewer(parent
, SWT
.MULTI
| SWT
.H_SCROLL
93 | SWT
.V_SCROLL
| SWT
.FULL_SELECTION
);
94 createColumns(viewer
);
95 viewer
.setContentProvider(new ReferencingObjectsContentProvider());
96 viewer
.setLabelProvider(new ReferencingObjectsLabelProvider());
97 viewer
.setCellModifier(new ICellModifier() {
99 public void modify(Object element
, String property
, Object value
) {
103 public Object
getValue(Object element
, String property
) {
104 ITableLabelProvider tableLabelProvider
= null;
105 if(viewer
.getLabelProvider() instanceof ITableLabelProvider
){
106 tableLabelProvider
= (ITableLabelProvider
) viewer
.getLabelProvider();
108 Object
[] columnProperties
= viewer
.getColumnProperties();
109 for (int i
=0;i
<columnProperties
.length
;i
++) {
110 if(columnProperties
[i
].equals(property
) && tableLabelProvider
!=null){
111 return tableLabelProvider
.getColumnText(element
, i
);
118 public boolean canModify(Object element
, String property
) {
123 //create context menu
124 MenuManager menuManager
= new MenuManager();
125 getSite().registerContextMenu(menuManager
, viewer
);
126 Control control
= viewer
.getControl();
127 Menu menu
= menuManager
.createContextMenu(control
);
128 control
.setMenu(menu
);
130 // Propagate selection from viewer
131 getSite().setSelectionProvider(viewer
);
135 * Create the columns for the table
138 private void createColumns(TableViewer viewer
) {
139 Table table
= viewer
.getTable();
140 String
[] titles
= {"Class", "Description", "UUID", "Object ID" };
141 int[] bounds
= { 100, 200, 100, 70};
143 CellEditor
[] editors
= new CellEditor
[titles
.length
];
145 for (int i
= 0; i
< titles
.length
; i
++) {
146 TableViewerColumn column
= new TableViewerColumn(viewer
, SWT
.NONE
);
147 editors
[i
] = new TextCellEditor(table
);
148 column
.getColumn().setText(titles
[i
]);
149 column
.getColumn().setWidth(bounds
[i
]);
150 column
.getColumn().setResizable(true);
151 column
.getColumn().setMoveable(true);
153 table
.setHeaderVisible(true);
154 table
.setLinesVisible(true);
156 viewer
.setCellEditors(editors
);
157 viewer
.setColumnProperties(titles
);
161 public void setFocus() {
162 cdmEntitySession
.bind();
165 public void updateReferencingObjects(final UUID entityUUID
, final Class objectClass
) {
167 final Display display
= Display
.getCurrent();
169 Job job
= new Job("Update Referencing Objects") {
172 protected IStatus
run(IProgressMonitor monitor
) {
173 monitor
.beginTask("Calculating referencing objects", 10);
177 display
.asyncExec(new Runnable() {
181 if (entityUUID
!= null){
182 ICdmEntitySession previousCdmEntitySession
= CdmStore
.getCurrentSessionManager().getActiveSession();
183 cdmEntitySession
.bind();
184 List
<CdmBase
> referencingObjects
= getReferencingObjects(entityUUID
, objectClass
);
185 if(previousCdmEntitySession
!= null) {
186 previousCdmEntitySession
.bind();
188 updateView(referencingObjects
);
197 return Status
.OK_STATUS
;
201 job
.setPriority(Job
.DECORATE
);
205 private List
<CdmBase
> getReferencingObjects(UUID entity
, Class objectClass
) {
206 CdmBase referencedObject
= null;
208 if (objectClass
.getSuperclass().equals(TeamOrPersonBase
.class) ){
209 referencedObject
= CdmStore
.getService(IAgentService
.class).load(entity
);
210 } else if (objectClass
.getSuperclass().equals(NonViralName
.class)){
211 referencedObject
= CdmStore
.getService(INameService
.class).load(entity
);
212 } else if (objectClass
.getSuperclass().equals(TaxonBase
.class)){
213 referencedObject
= CdmStore
.getService(ITaxonService
.class).load(entity
);
214 } else if (objectClass
.equals(Reference
.class)){
215 referencedObject
= CdmStore
.getService(IReferenceService
.class).load(entity
);
216 } else if (objectClass
.getSuperclass().equals(SpecimenOrObservationBase
.class)){
217 referencedObject
= CdmStore
.getService(IOccurrenceService
.class).load(entity
);
218 } else if (objectClass
.isAssignableFrom(User
.class)){
219 referencedObject
= CdmStore
.getService(IUserService
.class).load(entity
);
220 } else if (objectClass
.isAssignableFrom(Group
.class)){
221 referencedObject
= CdmStore
.getService(IGroupService
.class).load(entity
);
223 //referencedObject =(CdmBase) CdmStore.getService(IIdentifiableEntityService.class).load(referencedObject.getUuid());
224 Set
<CdmBase
> setOfReferencingObjects
= null;
226 if (referencedObject
!= null){
227 referencedObjectTitleCache
= ((IdentifiableEntity
)referencedObject
).getTitleCache();
228 setOfReferencingObjects
= CdmStore
.getCommonService().getReferencingObjects(referencedObject
);
230 if (setOfReferencingObjects
!= null){
231 List
<CdmBase
> referencingObjects
= new ArrayList
<CdmBase
>(setOfReferencingObjects
);
233 Collections
.sort(referencingObjects
, new ReferencingClassComparator());
235 return referencingObjects
;
238 } catch (Exception e
) {
239 logger
.error("Error retrieving referencing objects", e
);
240 setContentDescription("The referencing objects view could not be loaded completely. Some Problems occured.");
245 class ReferencingClassComparator
implements Comparator
<CdmBase
> {
248 public int compare(CdmBase o1
, CdmBase o2
) {
249 String string1
= o1
.getClass().getSimpleName();
250 String string2
= o2
.getClass().getSimpleName();
251 int classCompare
= string1
.compareToIgnoreCase(string2
);
252 if (classCompare
== 0) {
253 string1
= DescriptionHelper
.getObjectDescription(o1
);
254 string2
= DescriptionHelper
.getObjectDescription(o2
);
255 return string1
.compareToIgnoreCase(string2
);
262 private void updateView(List
<CdmBase
> referencingObjects
) {
263 if (viewer
!= null && !viewer
.getControl().isDisposed()){
265 viewer
.setInput(referencingObjects
);
266 if (referencedObjectTitleCache
!= null){
267 setContentDescription("'" + referencedObjectTitleCache
+ "' is referenced by:");
269 setContentDescription("");
273 setContentDescription("The referencing objects view could not be loaded completely. Some Problems occured.");
281 public void selectionChanged(IWorkbenchPart part
, ISelection selection
) {
285 if(selection
instanceof IStructuredSelection
){
286 showViewer(part
, (IStructuredSelection
) selection
);
292 public void showViewer(IWorkbenchPart part
, IStructuredSelection selection
) {
295 Object firstElement
= selection
.getFirstElement();
296 if(firstElement
instanceof TreeNode
){
297 firstElement
= ((TreeNode
) firstElement
).getValue();
299 if(firstElement
instanceof IdentifiableEntity
){
300 updateReferencingObjects(((IdentifiableEntity
) firstElement
).getUuid(),firstElement
.getClass() );
303 setContentDescription("");
309 public void dispose() {
310 conversation
.close();
311 selectionService
.removePostSelectionListener(this);
312 selectionService
.removeSelectionListener(this);
313 cdmEntitySession
.dispose();
320 public Viewer
getViewer() {
326 public void changed(Object object
) {
327 // no editing in this view
332 public boolean onComplete() {
336 public void refresh(){
337 selectionService
.removePostSelectionListener(this);
338 selectionService
.removeSelectionListener(this);
339 selectionService
.addPostSelectionListener(this);
340 selectionService
.addSelectionListener(this);