1 package org
.argeo
.jcr
.ui
.explorer
.views
;
3 import java
.util
.Arrays
;
6 import javax
.jcr
.Property
;
7 import javax
.jcr
.PropertyType
;
8 import javax
.jcr
.RepositoryException
;
9 import javax
.jcr
.Session
;
10 import javax
.jcr
.observation
.Event
;
11 import javax
.jcr
.observation
.EventListener
;
12 import javax
.jcr
.observation
.ObservationManager
;
14 import org
.argeo
.ArgeoException
;
15 import org
.argeo
.eclipse
.ui
.TreeParent
;
16 import org
.argeo
.eclipse
.ui
.jcr
.AsyncUiEventListener
;
17 import org
.argeo
.eclipse
.ui
.jcr
.utils
.NodeViewerComparer
;
18 import org
.argeo
.eclipse
.ui
.jcr
.views
.AbstractJcrBrowser
;
19 import org
.argeo
.jcr
.RepositoryRegister
;
20 import org
.argeo
.jcr
.security
.JcrKeyring
;
21 import org
.argeo
.jcr
.ui
.explorer
.JcrExplorerPlugin
;
22 import org
.argeo
.jcr
.ui
.explorer
.browser
.NodeContentProvider
;
23 import org
.argeo
.jcr
.ui
.explorer
.browser
.NodeLabelProvider
;
24 import org
.argeo
.jcr
.ui
.explorer
.browser
.PropertiesContentProvider
;
25 import org
.argeo
.jcr
.ui
.explorer
.model
.SingleJcrNode
;
26 import org
.argeo
.jcr
.ui
.explorer
.utils
.GenericNodeDoubleClickListener
;
27 import org
.argeo
.jcr
.ui
.explorer
.utils
.JcrUiUtils
;
28 import org
.eclipse
.jface
.action
.MenuManager
;
29 import org
.eclipse
.jface
.viewers
.ColumnLabelProvider
;
30 import org
.eclipse
.jface
.viewers
.ISelectionChangedListener
;
31 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
32 import org
.eclipse
.jface
.viewers
.ITreeContentProvider
;
33 import org
.eclipse
.jface
.viewers
.SelectionChangedEvent
;
34 import org
.eclipse
.jface
.viewers
.StructuredSelection
;
35 import org
.eclipse
.jface
.viewers
.TableViewer
;
36 import org
.eclipse
.jface
.viewers
.TableViewerColumn
;
37 import org
.eclipse
.jface
.viewers
.TreeViewer
;
38 import org
.eclipse
.swt
.SWT
;
39 import org
.eclipse
.swt
.custom
.SashForm
;
40 import org
.eclipse
.swt
.layout
.FillLayout
;
41 import org
.eclipse
.swt
.layout
.GridData
;
42 import org
.eclipse
.swt
.layout
.GridLayout
;
43 import org
.eclipse
.swt
.widgets
.Composite
;
44 import org
.eclipse
.swt
.widgets
.Display
;
45 import org
.eclipse
.swt
.widgets
.Menu
;
48 * Basic View to display a sash form to browse a JCR compliant multirepository
52 public class GenericJcrBrowser
extends AbstractJcrBrowser
{
53 // private final static Log log =
54 // LogFactory.getLog(GenericJcrBrowser.class);
55 public final static String ID
= JcrExplorerPlugin
.ID
+ ".browserView";
56 private boolean sortChildNodes
= false;
58 /* DEPENDENCY INJECTION */
59 private JcrKeyring jcrKeyring
;
60 private RepositoryRegister repositoryRegister
;
63 private TreeViewer nodesViewer
;
64 private NodeContentProvider nodeContentProvider
;
65 private TableViewer propertiesViewer
;
66 private EventListener resultsObserver
;
69 // private JcrFileProvider jcrFileProvider;
70 // private FileHandler fileHandler;
73 public void createPartControl(Composite parent
) {
76 Session nodeSession
= jcrKeyring
!= null ? jcrKeyring
.getSession()
78 // if (nodeSession == null) {
79 // Repository nodeRepository = JcrUtils.getRepositoryByAlias(
80 // repositoryRegister, ArgeoJcrConstants.ALIAS_NODE);
81 // if (nodeRepository != null)
83 // nodeSession = nodeRepository.login();
84 // // TODO : enhance that to enable multirepository listener.
85 // session = nodeSession;
86 // } catch (RepositoryException e1) {
87 // throw new ArgeoException("Cannot login to node repository");
91 // Instantiate the generic object that fits for
93 // Note that in RAP, it registers a service handler that provide the
94 // access to the files.
95 // jcrFileProvider = new JcrFileProvider();
96 // fileHandler = new FileHandler(jcrFileProvider);
98 parent
.setLayout(new FillLayout());
99 SashForm sashForm
= new SashForm(parent
, SWT
.VERTICAL
);
100 sashForm
.setSashWidth(4);
101 sashForm
.setLayout(new FillLayout());
103 // Create the tree on top of the view
104 Composite top
= new Composite(sashForm
, SWT
.NONE
);
105 GridLayout gl
= new GridLayout(1, false);
108 nodeContentProvider
= new NodeContentProvider(jcrKeyring
,
112 nodesViewer
= createNodeViewer(top
, nodeContentProvider
);
114 // context menu : it is completely defined in the plugin.xml file.
115 MenuManager menuManager
= new MenuManager();
116 Menu menu
= menuManager
.createContextMenu(nodesViewer
.getTree());
118 nodesViewer
.getTree().setMenu(menu
);
119 getSite().registerContextMenu(menuManager
, nodesViewer
);
120 getSite().setSelectionProvider(nodesViewer
);
122 nodesViewer
.setInput(getViewSite());
124 // Create the property viewer on the bottom
125 Composite bottom
= new Composite(sashForm
, SWT
.NONE
);
126 bottom
.setLayout(new GridLayout(1, false));
127 propertiesViewer
= new TableViewer(bottom
);
128 propertiesViewer
.getTable().setLayoutData(
129 new GridData(SWT
.FILL
, SWT
.FILL
, true, true));
130 propertiesViewer
.getTable().setHeaderVisible(true);
131 propertiesViewer
.setContentProvider(new PropertiesContentProvider());
132 TableViewerColumn col
= new TableViewerColumn(propertiesViewer
,
134 col
.getColumn().setText("Name");
135 col
.getColumn().setWidth(200);
136 col
.setLabelProvider(new ColumnLabelProvider() {
137 public String
getText(Object element
) {
139 return ((Property
) element
).getName();
140 } catch (RepositoryException e
) {
141 throw new ArgeoException(
142 "Unexpected exception in label provider", e
);
146 col
= new TableViewerColumn(propertiesViewer
, SWT
.NONE
);
147 col
.getColumn().setText("Value");
148 col
.getColumn().setWidth(400);
149 col
.setLabelProvider(new ColumnLabelProvider() {
150 public String
getText(Object element
) {
152 Property property
= (Property
) element
;
153 if (property
.getType() == PropertyType
.BINARY
)
155 else if (property
.isMultiple())
156 return Arrays
.asList(property
.getValues()).toString();
158 return property
.getValue().getString();
159 } catch (RepositoryException e
) {
160 throw new ArgeoException(
161 "Unexpected exception in label provider", e
);
165 col
= new TableViewerColumn(propertiesViewer
, SWT
.NONE
);
166 col
.getColumn().setText("Type");
167 col
.getColumn().setWidth(200);
168 col
.setLabelProvider(new ColumnLabelProvider() {
169 public String
getText(Object element
) {
171 return PropertyType
.nameFromValue(((Property
) element
)
173 } catch (RepositoryException e
) {
174 throw new ArgeoException(
175 "Unexpected exception in label provider", e
);
179 propertiesViewer
.setInput(getViewSite());
181 sashForm
.setWeights(getWeights());
182 nodesViewer
.setComparer(new NodeViewerComparer());
186 * To be overridden to adapt size of form and result frames.
188 protected int[] getWeights() {
189 return new int[] { 70, 30 };
192 protected TreeViewer
createNodeViewer(Composite parent
,
193 final ITreeContentProvider nodeContentProvider
) {
195 final TreeViewer tmpNodeViewer
= new TreeViewer(parent
, SWT
.MULTI
);
197 tmpNodeViewer
.getTree().setLayoutData(
198 new GridData(SWT
.FILL
, SWT
.FILL
, true, true));
200 tmpNodeViewer
.setContentProvider(nodeContentProvider
);
201 tmpNodeViewer
.setLabelProvider(new NodeLabelProvider());
203 .addSelectionChangedListener(new ISelectionChangedListener() {
204 public void selectionChanged(SelectionChangedEvent event
) {
205 if (!event
.getSelection().isEmpty()) {
206 IStructuredSelection sel
= (IStructuredSelection
) event
208 Object firstItem
= sel
.getFirstElement();
209 if (firstItem
instanceof SingleJcrNode
)
211 .setInput(((SingleJcrNode
) firstItem
)
214 propertiesViewer
.setInput(getViewSite());
219 resultsObserver
= new TreeObserver(tmpNodeViewer
.getTree().getDisplay());
220 if (jcrKeyring
!= null)
222 ObservationManager observationManager
= jcrKeyring
.getSession()
223 .getWorkspace().getObservationManager();
224 observationManager
.addEventListener(resultsObserver
,
225 Event
.PROPERTY_ADDED
| Event
.PROPERTY_CHANGED
, "/",
226 true, null, null, false);
227 } catch (RepositoryException e
) {
228 throw new ArgeoException("Cannot register listeners", e
);
232 .addDoubleClickListener(new GenericNodeDoubleClickListener(
234 return tmpNodeViewer
;
238 protected TreeViewer
getNodeViewer() {
242 /** Notifies the current view that a node has been added */
243 public void nodeAdded(TreeParent parentNode
) {
244 // insure that Ui objects have been correctly created:
245 JcrUiUtils
.forceRefreshIfNeeded(parentNode
);
246 getNodeViewer().refresh(parentNode
);
247 getNodeViewer().expandToLevel(parentNode
, 1);
250 /** Notifies the current view that a node has been added */
251 public void nodeRemoved(TreeParent parentNode
) {
252 IStructuredSelection newSel
= new StructuredSelection(parentNode
);
253 getNodeViewer().setSelection(newSel
, true);
255 IStructuredSelection tmpSel
= (IStructuredSelection
) getNodeViewer()
257 getNodeViewer().refresh(tmpSel
.getFirstElement());
260 class TreeObserver
extends AsyncUiEventListener
{
262 public TreeObserver(Display display
) {
267 protected Boolean
willProcessInUiThread(List
<Event
> events
)
268 throws RepositoryException
{
269 for (Event event
: events
) {
270 if (getLog().isTraceEnabled())
271 getLog().debug("Received event " + event
);
272 String path
= event
.getPath();
273 int index
= path
.lastIndexOf('/');
274 String propertyName
= path
.substring(index
+ 1);
275 if (getLog().isTraceEnabled())
276 getLog().debug("Concerned property " + propertyName
);
281 protected void onEventInUiThread(List
<Event
> events
)
282 throws RepositoryException
{
283 if (getLog().isTraceEnabled())
284 getLog().trace("Refresh result list");
285 nodesViewer
.refresh();
290 public void setSortChildNodes(boolean sortChildNodes
) {
291 this.sortChildNodes
= sortChildNodes
;
294 public boolean getSortChildNodes() {
295 return sortChildNodes
;
298 /* DEPENDENCY INJECTION */
299 public void setRepositoryRegister(RepositoryRegister repositoryRegister
) {
300 this.repositoryRegister
= repositoryRegister
;
303 public void setJcrKeyring(JcrKeyring jcrKeyring
) {
304 this.jcrKeyring
= jcrKeyring
;