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
.view
.datasource
;
13 import java
.util
.ArrayList
;
14 import java
.util
.List
;
16 import org
.apache
.log4j
.Logger
;
17 import org
.eclipse
.core
.commands
.Command
;
18 import org
.eclipse
.core
.commands
.ExecutionException
;
19 import org
.eclipse
.core
.commands
.NotEnabledException
;
20 import org
.eclipse
.core
.commands
.NotHandledException
;
21 import org
.eclipse
.core
.commands
.common
.NotDefinedException
;
22 import org
.eclipse
.core
.runtime
.IProgressMonitor
;
23 import org
.eclipse
.core
.runtime
.IStatus
;
24 import org
.eclipse
.core
.runtime
.Status
;
25 import org
.eclipse
.core
.runtime
.jobs
.Job
;
26 import org
.eclipse
.jface
.action
.GroupMarker
;
27 import org
.eclipse
.jface
.action
.MenuManager
;
28 import org
.eclipse
.jface
.viewers
.DoubleClickEvent
;
29 import org
.eclipse
.jface
.viewers
.IDoubleClickListener
;
30 import org
.eclipse
.jface
.viewers
.StructuredSelection
;
31 import org
.eclipse
.jface
.viewers
.StructuredViewer
;
32 import org
.eclipse
.jface
.viewers
.TableViewer
;
33 import org
.eclipse
.jface
.viewers
.TableViewerColumn
;
34 import org
.eclipse
.swt
.SWT
;
35 import org
.eclipse
.swt
.events
.SelectionAdapter
;
36 import org
.eclipse
.swt
.events
.SelectionEvent
;
37 import org
.eclipse
.swt
.layout
.FillLayout
;
38 import org
.eclipse
.swt
.widgets
.Composite
;
39 import org
.eclipse
.swt
.widgets
.Control
;
40 import org
.eclipse
.swt
.widgets
.Display
;
41 import org
.eclipse
.swt
.widgets
.Menu
;
42 import org
.eclipse
.swt
.widgets
.Table
;
43 import org
.eclipse
.swt
.widgets
.TableColumn
;
44 import org
.eclipse
.ui
.IMemento
;
45 import org
.eclipse
.ui
.IWorkbenchActionConstants
;
46 import org
.eclipse
.ui
.commands
.ICommandService
;
47 import org
.eclipse
.ui
.handlers
.IHandlerService
;
48 import org
.eclipse
.ui
.part
.ViewPart
;
49 import org
.eclipse
.ui
.progress
.IWorkbenchSiteProgressService
;
51 import eu
.etaxonomy
.cdm
.config
.ICdmSource
;
52 import eu
.etaxonomy
.taxeditor
.datasource
.CdmDataSourceRepository
;
53 import eu
.etaxonomy
.taxeditor
.model
.AbstractUtility
;
54 import eu
.etaxonomy
.taxeditor
.model
.ContextListenerAdapter
;
55 import eu
.etaxonomy
.taxeditor
.model
.IContextListener
;
56 import eu
.etaxonomy
.taxeditor
.store
.CdmStore
;
59 * <p>CdmDataSourceViewPart class.</p>
65 public class CdmDataSourceViewPart
extends ViewPart
{
67 private static final Logger logger
= Logger
.getLogger(CdmDataSourceViewPart
.class);
69 private class ContextListener
extends ContextListenerAdapter
{
71 * @see eu.etaxonomy.taxeditor.model.IContextListener#contextAboutToStop(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)
74 public void contextAboutToStop(IMemento memento
, IProgressMonitor monitor
) {
75 monitor
.subTask("Refreshing Datasource View");
80 * @see eu.etaxonomy.taxeditor.model.IContextListener#contextStop(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)
83 public void contextStop(IMemento memento
, IProgressMonitor monitor
) {
84 monitor
.subTask("Refreshing Datasource View");
89 * @see eu.etaxonomy.taxeditor.model.IContextListener#contextStart(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)
92 public void contextStart(IMemento memento
, IProgressMonitor monitor
) {
93 monitor
.subTask("Refreshing Datasource View");
98 private class DataSourceJob
extends Job
{
100 private final List
<ICdmSource
> cdmSources
;
105 public DataSourceJob(String title
, List
<ICdmSource
> cdmSources
) {
107 this.cdmSources
= cdmSources
;
111 * @see org.eclipse.core.runtime.jobs.Job#run(org.eclipse.core.runtime.IProgressMonitor)
114 public IStatus
run(final IProgressMonitor monitor
) {
116 logger
.debug("Begin of eclipse core runtime Job to Retrieve datasources");
117 monitor
.beginTask("Retrieving datasources", cdmSources
.size() + 1);
119 final List
<CdmMetaDataAwareDataSourceContainer
> containers
= new ArrayList
<CdmMetaDataAwareDataSourceContainer
>();
121 for(ICdmSource cdmSource
: cdmSources
){
122 containers
.add(new CdmMetaDataAwareDataSourceContainer(cdmSource
));
125 Display
.getDefault().asyncExec(new Runnable() {
129 viewer
.setInput(containers
);
134 for(final CdmMetaDataAwareDataSourceContainer container
: containers
){
137 if(logger
.isDebugEnabled()) {
138 logger
.debug(" #" + container
.hashCode() + " : next DataSourceContainer");
140 container
.getMetaDataFromDataSource();
141 if(logger
.isDebugEnabled()) {
142 logger
.debug(" #" + container
.hashCode() + " : metadata retrieved, creating new runnable ...");
144 Display
.getDefault().asyncExec(new Runnable() {
148 if(logger
.isDebugEnabled()) {
149 logger
.debug(" #" + container
.hashCode() + " starting sub thread to update ...");
151 viewer
.update(container
, null);
152 if(logger
.isDebugEnabled()) {
153 logger
.debug(" #" + container
.hashCode() + " end of sub thread to update ...");
157 if(logger
.isDebugEnabled()) {
158 logger
.debug(" #" + container
.hashCode() + " done");
166 return Status
.OK_STATUS
;
170 /** Constant <code>ID="eu.etaxonomy.taxeditor.store.datasource"{trunked}</code> */
171 public static String ID
= "eu.etaxonomy.taxeditor.view.datasource";
173 private TableViewer viewer
;
175 private String partNameCache
;
177 private IWorkbenchSiteProgressService service
;
179 private IContextListener contextListener
;
181 private CdmDataSourceViewerComparator comparator
;
184 * <p>Constructor for CdmDataSourceViewPart.</p>
186 public CdmDataSourceViewPart(){
191 public void createPartControl(Composite parent
) {
192 service
= (IWorkbenchSiteProgressService
) getSite().getAdapter(IWorkbenchSiteProgressService
.class);
193 contextListener
= new ContextListener();
194 CdmStore
.getContextManager().addContextListener(contextListener
);
196 // Create top composite
197 FillLayout fillLayout
= new FillLayout();
198 fillLayout
.marginWidth
= 0;
199 fillLayout
.marginHeight
= 0;
200 fillLayout
.type
= SWT
.VERTICAL
;
201 parent
.setLayout(fillLayout
);
203 viewer
= new TableViewer(parent
, SWT
.MULTI
| SWT
.H_SCROLL
204 | SWT
.V_SCROLL
| SWT
.FULL_SELECTION
);
205 getSite().setSelectionProvider(viewer
);
207 createColumns(viewer
);
209 viewer
.setContentProvider(new CdmDataSourceContentProvider());
210 viewer
.setLabelProvider(new CdmDataSourceLabelProvider());
211 comparator
= new CdmDataSourceViewerComparator();
212 viewer
.setComparator(comparator
);
215 // register context menu
216 MenuManager menuMgr
= new MenuManager();
217 menuMgr
.add(new GroupMarker(IWorkbenchActionConstants
.MB_ADDITIONS
));
218 getSite().registerContextMenu(menuMgr
, viewer
);
220 Control control
= viewer
.getControl();
221 Menu menu
= menuMgr
.createContextMenu(control
);
222 control
.setMenu(menu
);
224 // connect on doubleclick
225 viewer
.addDoubleClickListener(new IDoubleClickListener() {
228 public void doubleClick(DoubleClickEvent event
) {
229 if (event
.getSelection() instanceof StructuredSelection
) {
231 Object element
= ((StructuredSelection
) event
232 .getSelection()).getFirstElement();
233 if (element
instanceof CdmMetaDataAwareDataSourceContainer
) {
234 String commandId
= "eu.etaxonomy.taxeditor.store.datasource.change";
236 ICommandService commandService
= (ICommandService
)getSite().getService(ICommandService
.class);
238 Command command
= commandService
.getCommand(commandId
);
239 if(command
.isEnabled()) {
241 IHandlerService handlerService
= (IHandlerService
) AbstractUtility
.getService(IHandlerService
.class);
244 handlerService
.executeCommand(commandId
, null);
245 } catch (ExecutionException e
) {
246 AbstractUtility
.error(this.getClass(), e
);
247 } catch (NotDefinedException e
) {
248 AbstractUtility
.error(this.getClass(), e
);
249 } catch (NotEnabledException e
) {
250 AbstractUtility
.error(this.getClass(), e
);
251 } catch (NotHandledException e
) {
252 AbstractUtility
.error(this.getClass(), e
);
264 // This will create the columns for the table
265 private void createColumns(TableViewer viewer
) {
266 Table table
= viewer
.getTable();
267 String
[] titles
= {"Connected", "Name", "Server", "Up", "Type", "Database", "Nomenclatural Code", "Created", "CDM Version", "Compatible", "Notes"};
268 int[] bounds
= { 24, 200, 100, 50 , 80, 120, 50, 100, 100, 50, 300};
270 for (int i
= 0; i
< titles
.length
; i
++) {
271 TableViewerColumn column
= new TableViewerColumn(viewer
, SWT
.NONE
);
272 column
.getColumn().setText(titles
[i
]);
273 column
.getColumn().setWidth(bounds
[i
]);
274 column
.getColumn().setResizable(true);
275 column
.getColumn().setMoveable(true);
276 column
.getColumn().addSelectionListener(getSelectionAdapter(column
.getColumn(), i
));
278 table
.setSortColumn(column
.getColumn());
281 table
.setHeaderVisible(true);
282 table
.setLinesVisible(true);
283 table
.setSortDirection(SWT
.UP
);
290 public void refresh(){
291 getService().schedule(new DataSourceJob("Loading datasources", CdmDataSourceRepository
.getAll()), Job
.LONG
);
296 public void dispose() {
297 CdmStore
.getContextManager().removeContextListener(contextListener
);
303 public void setFocus() {
304 // viewer.getControl().setFocus();
309 * @see org.eclipse.ui.part.WorkbenchPart#showBusy(boolean)
313 public void showBusy(boolean busy
) {
314 super.showBusy(busy
);
315 // viewer.getTable().setEnabled(!busy);
317 partNameCache
= getPartName();
318 setPartName("Loading datasources");
320 if(partNameCache
!= null){
321 setPartName(partNameCache
);
327 * <p>Getter for the field <code>viewer</code>.</p>
329 * @return a {@link org.eclipse.jface.viewers.StructuredViewer} object.
331 public StructuredViewer
getViewer() {
336 * <p>Getter for the field <code>service</code>.</p>
338 * @return the service
340 public IWorkbenchSiteProgressService
getService() {
344 private SelectionAdapter
getSelectionAdapter(final TableColumn column
,
346 SelectionAdapter selectionAdapter
= new SelectionAdapter() {
348 public void widgetSelected(SelectionEvent e
) {
349 comparator
.setColumn(index
);
350 int dir
= viewer
.getTable().getSortDirection();
351 if (viewer
.getTable().getSortColumn() == column
) {
352 dir
= dir
== SWT
.UP ? SWT
.DOWN
: SWT
.UP
;
356 viewer
.getTable().setSortDirection(dir
);
357 viewer
.getTable().setSortColumn(column
);
361 return selectionAdapter
;