1 package org
.argeo
.slc
.client
.ui
.views
;
3 import java
.util
.ArrayList
;
4 import java
.util
.Arrays
;
5 import java
.util
.Comparator
;
6 import java
.util
.Iterator
;
8 import java
.util
.SortedSet
;
9 import java
.util
.TreeSet
;
11 import javax
.jcr
.Node
;
12 import javax
.jcr
.NodeIterator
;
13 import javax
.jcr
.Property
;
14 import javax
.jcr
.RepositoryException
;
15 import javax
.jcr
.Session
;
16 import javax
.jcr
.nodetype
.NodeType
;
17 import javax
.jcr
.observation
.Event
;
18 import javax
.jcr
.observation
.EventIterator
;
19 import javax
.jcr
.query
.Query
;
20 import javax
.jcr
.query
.QueryManager
;
22 import org
.argeo
.ArgeoException
;
23 import org
.argeo
.eclipse
.ui
.jcr
.AsyncUiEventListener
;
24 import org
.argeo
.eclipse
.ui
.jcr
.DefaultNodeLabelProvider
;
25 import org
.argeo
.eclipse
.ui
.jcr
.SimpleNodeContentProvider
;
26 import org
.argeo
.slc
.BasicNameVersion
;
27 import org
.argeo
.slc
.NameVersion
;
28 import org
.argeo
.slc
.SlcException
;
29 import org
.argeo
.slc
.client
.ui
.SlcImages
;
30 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditor
;
31 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditorInput
;
32 import org
.argeo
.slc
.execution
.ExecutionModulesManager
;
33 import org
.argeo
.slc
.jcr
.SlcJcrConstants
;
34 import org
.argeo
.slc
.jcr
.SlcNames
;
35 import org
.argeo
.slc
.jcr
.SlcTypes
;
36 import org
.eclipse
.jface
.viewers
.DoubleClickEvent
;
37 import org
.eclipse
.jface
.viewers
.IDoubleClickListener
;
38 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
39 import org
.eclipse
.jface
.viewers
.ITableLabelProvider
;
40 import org
.eclipse
.jface
.viewers
.TreeViewer
;
41 import org
.eclipse
.swt
.SWT
;
42 import org
.eclipse
.swt
.dnd
.DND
;
43 import org
.eclipse
.swt
.dnd
.DragSourceAdapter
;
44 import org
.eclipse
.swt
.dnd
.DragSourceEvent
;
45 import org
.eclipse
.swt
.dnd
.TextTransfer
;
46 import org
.eclipse
.swt
.dnd
.Transfer
;
47 import org
.eclipse
.swt
.graphics
.Image
;
48 import org
.eclipse
.swt
.widgets
.Composite
;
49 import org
.eclipse
.swt
.widgets
.Display
;
50 import org
.eclipse
.ui
.IWorkbenchPage
;
51 import org
.eclipse
.ui
.PlatformUI
;
52 import org
.eclipse
.ui
.part
.ViewPart
;
54 /** JCR based view of the execution modules. */
55 public class JcrExecutionModulesView
extends ViewPart
implements SlcTypes
,
57 // private final static Log log = LogFactory
58 // .getLog(JcrExecutionModulesView.class);
60 public static final String ID
= "org.argeo.slc.client.ui.jcrExecutionModulesView";
62 private TreeViewer viewer
;
64 private Session session
;
66 private ExecutionModulesManager modulesManager
;
68 public void createPartControl(Composite parent
) {
69 viewer
= new TreeViewer(parent
, SWT
.MULTI
| SWT
.H_SCROLL
| SWT
.V_SCROLL
);
71 // FIXME : does not work in RAP, find a way to have it for RCP only
72 // ColumnViewerToolTipSupport.enableFor(viewer);
74 ViewContentProvider contentProvider
= new ViewContentProvider(session
);
76 viewer
.setContentProvider(contentProvider
);
77 final ViewLabelProvider viewLabelProvider
= new ViewLabelProvider();
78 viewer
.setLabelProvider(viewLabelProvider
);
79 viewer
.setInput(getViewSite());
80 viewer
.addDoubleClickListener(new ViewDoubleClickListener());
81 getViewSite().setSelectionProvider(viewer
);
83 Transfer
[] tt
= new Transfer
[] { TextTransfer
.getInstance() };
84 // Transfer[] tt = new Transfer[] { EditorInputTransfer.getInstance() };
85 int operations
= DND
.DROP_COPY
| DND
.DROP_MOVE
;
86 viewer
.addDragSupport(operations
, tt
, new ViewDragListener());
89 session
.getWorkspace()
90 .getObservationManager()
92 new VmAgentObserver(viewer
.getTree().getDisplay()),
93 Event
.NODE_ADDED
| Event
.NODE_REMOVED
95 SlcJcrConstants
.VM_AGENT_FACTORY_PATH
, true, null,
97 } catch (RepositoryException e
) {
98 throw new SlcException("Cannot add observer", e
);
102 public void setFocus() {
103 viewer
.getControl().setFocus();
106 public TreeViewer
getViewer() {
110 public void refreshView() {
111 viewer
.setInput(getViewSite());
114 class ViewContentProvider
extends SimpleNodeContentProvider
{
116 public ViewContentProvider(Session session
) {
118 new String
[] { SlcJcrConstants
.VM_AGENT_FACTORY_PATH
});
122 // protected Object[] getChildren(Node node) throws RepositoryException
124 // if (node.isNodeType(SlcTypes.SLC_AGENT_FACTORY)) {
125 // List<AgentNodesWrapper> wrappers = new
126 // ArrayList<AgentNodesWrapper>();
127 // for (NodeIterator nit = node.getNodes(); nit.hasNext();) {
128 // wrappers.add(new AgentNodesWrapper(nit.nextNode()));
130 // return wrappers.toArray();
132 // return super.getChildren(node);
136 protected Object
[] sort(Object parent
, Object
[] children
) {
137 Object
[] sorted
= new Object
[children
.length
];
138 System
.arraycopy(children
, 0, sorted
, 0, children
.length
);
139 Arrays
.sort(sorted
, new ViewComparator());
144 protected List
<Node
> filterChildren(List
<Node
> children
)
145 throws RepositoryException
{
146 for (Iterator
<Node
> it
= children
.iterator(); it
.hasNext();) {
147 Node node
= it
.next();
148 // execution spec definitions
149 if (node
.getName().equals(SLC_EXECUTION_SPECS
))
152 else if (node
.getParent().isNodeType(
153 SlcTypes
.SLC_EXECUTION_FLOW
))
156 return super.filterChildren(children
);
160 public boolean hasChildren(Object element
) {
161 if (element
instanceof Node
) {
162 Node node
= (Node
) element
;
164 if (node
.isNodeType(SlcTypes
.SLC_EXECUTION_FLOW
))
166 } catch (RepositoryException e
) {
167 throw new SlcException("Cannot check has children", e
);
170 return super.hasChildren(element
);
174 static class ViewComparator
implements Comparator
<Object
> {
176 public int compare(Object o1
, Object o2
) {
178 if (o1
instanceof Node
&& o2
instanceof Node
) {
179 Node node1
= (Node
) o1
;
180 Node node2
= (Node
) o2
;
182 if (node1
.getName().equals(SLC_EXECUTION_SPECS
))
184 if (node2
.getName().equals(SLC_EXECUTION_SPECS
))
187 if (node1
.isNodeType(SLC_EXECUTION_FLOW
)
188 && node2
.isNodeType(SLC_EXECUTION_FLOW
)) {
189 return node1
.getName().compareTo(node2
.getName());
190 } else if (node1
.isNodeType(SLC_EXECUTION_FLOW
)
191 && !node2
.isNodeType(SLC_EXECUTION_FLOW
)) {
193 } else if (!node1
.isNodeType(SLC_EXECUTION_FLOW
)
194 && node2
.isNodeType(SLC_EXECUTION_FLOW
)) {
198 return node1
.getName().compareTo(node2
.getName());
201 } catch (RepositoryException e
) {
202 throw new ArgeoException("Cannot compare " + o1
+ " and " + o2
,
210 // /** Wraps the execution modules of an agent. */
211 // static class AgentNodesWrapper extends NodesWrapper {
213 // public AgentNodesWrapper(Node node) {
217 // protected List<WrappedNode> getWrappedNodes()
218 // throws RepositoryException {
219 // List<WrappedNode> children = new ArrayList<WrappedNode>();
220 // Node executionModules = getNode();
221 // for (NodeIterator nit = executionModules.getNodes(); nit.hasNext();) {
222 // for (NodeIterator nitVersions = nit.nextNode().getNodes(); nitVersions
224 // children.add(new WrappedNode(this, nitVersions.nextNode()));
232 class VmAgentObserver
extends AsyncUiEventListener
{
234 public VmAgentObserver(Display display
) {
238 protected void onEventInUiThread(EventIterator events
) {
239 // List<Node> baseNodes = ((SimpleNodeContentProvider) viewer
240 // .getContentProvider()).getBaseNodes();
241 // Node baseNode = baseNodes.get(0);
243 // while (events.hasNext()) {
244 // Event event = events.nextEvent();
246 // String path = event.getPath();
247 // String baseNodePath = baseNode.getPath();
248 // if (path.startsWith(baseNodePath)) {
249 // String relPath = path
250 // .substring(baseNodePath.length() + 1);
251 // log.debug("relPath: " + relPath);
252 // if (baseNode.hasNode(relPath)) {
253 // Node refreshNode = baseNode.getNode(relPath);
254 // log.debug("refreshNode: " + refreshNode);
255 // viewer.refresh(refreshNode);
259 // // if (log.isDebugEnabled())
260 // // log.debug("Process " + path + ": " + event);
262 // // if (session.itemExists(path)) {
263 // // Node parentNode = session.getNode(path).getParent();
264 // // log.debug("Parent: " + parentNode);
265 // // viewer.refresh(parentNode);
267 // } catch (RepositoryException e) {
268 // log.warn("Cannot process event " + event + ": " + e);
273 // Node vmAgentNode = session
274 // .getNode(SlcJcrConstants.VM_AGENT_FACTORY_PATH);
275 // viewer.refresh(vmAgentNode);
276 // } catch (RepositoryException e) {
277 // log.warn("Cannot process event : " + e);
279 // TODO: optimize based on event
284 class ViewLabelProvider
extends DefaultNodeLabelProvider
implements
285 ITableLabelProvider
{
288 protected String
getText(Node node
) throws RepositoryException
{
289 if (node
.getName().equals(SLC_EXECUTION_SPECS
))
290 return "Execution Specifications";
291 else if (node
.getPath().equals(
292 SlcJcrConstants
.VM_AGENT_FACTORY_PATH
))
293 return "Internal Agents";
294 return super.getText(node
);
298 public Image
getImage(Node node
) throws RepositoryException
{
299 // we try to optimize a bit by putting deeper nodes first
300 if (node
.getParent().isNodeType(
301 SlcTypes
.SLC_EXECUTION_SPEC_ATTRIBUTE
))
302 return SlcImages
.CHOICES
;
303 else if (node
.isNodeType(SlcTypes
.SLC_EXECUTION_SPEC_ATTRIBUTE
))
304 return SlcImages
.EXECUTION_SPEC_ATTRIBUTE
;
305 else if (node
.isNodeType(SlcTypes
.SLC_EXECUTION_SPEC
))
306 return SlcImages
.EXECUTION_SPEC
;
307 else if (node
.getName().equals(SLC_EXECUTION_SPECS
))
308 return SlcImages
.EXECUTION_SPECS
;
309 else if (node
.isNodeType(SlcTypes
.SLC_EXECUTION_FLOW
))
310 return SlcImages
.FLOW
;
311 else if (node
.isNodeType(SlcTypes
.SLC_MODULE
)) {
312 if (node
.getProperty(SLC_STARTED
).getBoolean())
313 return SlcImages
.MODULE
;
315 return SlcImages
.MODULE_STOPPED
;
316 } else if (node
.isNodeType(SlcTypes
.SLC_AGENT
))
317 return SlcImages
.AGENT
;
318 else if (node
.isNodeType(SlcTypes
.SLC_AGENT_FACTORY
))
319 return SlcImages
.AGENT_FACTORY
;
321 return SlcImages
.FOLDER
;
324 public String
getToolTipText(Node node
) throws RepositoryException
{
325 if (node
.isNodeType(NodeType
.MIX_TITLE
)
326 && node
.hasProperty(Property
.JCR_DESCRIPTION
))
327 return node
.getProperty(Property
.JCR_DESCRIPTION
).getString();
328 return super.getToolTipText(node
);
331 public String
getColumnText(Object obj
, int index
) {
335 public Image
getColumnImage(Object obj
, int index
) {
336 return getImage(obj
);
341 class ViewDoubleClickListener
implements IDoubleClickListener
{
342 public void doubleClick(DoubleClickEvent evt
) {
343 Object obj
= ((IStructuredSelection
) evt
.getSelection())
346 if (obj
instanceof Node
) {
347 Node node
= (Node
) obj
;
348 if (node
.isNodeType(SLC_EXECUTION_MODULE
)) {
349 String name
= node
.getProperty(SLC_NAME
).getString();
350 String version
= node
.getProperty(SLC_VERSION
)
352 NameVersion nameVersion
= new BasicNameVersion(name
,
354 Boolean started
= node
.getProperty(SLC_STARTED
)
357 modulesManager
.stop(nameVersion
);
359 modulesManager
.start(nameVersion
);
362 String path
= node
.getPath();
363 // TODO factorize with editor
364 QueryManager qm
= node
.getSession().getWorkspace()
366 String statement
= "SELECT * FROM ["
367 + SlcTypes
.SLC_EXECUTION_FLOW
368 + "] WHERE ISDESCENDANTNODE(['" + path
369 + "']) OR ISSAMENODE(['" + path
+ "'])";
370 // log.debug(statement);
371 Query query
= qm
.createQuery(statement
, Query
.JCR_SQL2
);
374 SortedSet
<String
> paths
= new TreeSet
<String
>();
375 for (NodeIterator nit
= query
.execute().getNodes(); nit
377 paths
.add(nit
.nextNode().getPath());
380 // List<String> paths = new ArrayList<String>();
381 // paths.add(node.getPath());
382 IWorkbenchPage activePage
= PlatformUI
.getWorkbench()
383 .getActiveWorkbenchWindow().getActivePage();
384 activePage
.openEditor(new ProcessEditorInput(
385 new ArrayList
<String
>(paths
), true),
389 } catch (Exception e
) {
390 throw new SlcException("Cannot open " + obj
, e
);
396 class ViewDragListener
extends DragSourceAdapter
{
397 public void dragSetData(DragSourceEvent event
) {
398 IStructuredSelection selection
= (IStructuredSelection
) viewer
400 if (selection
.getFirstElement() instanceof Node
) {
401 Node node
= (Node
) selection
.getFirstElement();
403 // if (node.isNodeType(SLC_EXECUTION_FLOW)) {
404 // if (EditorInputTransfer.getInstance().isSupportedType(
405 // event.dataType)) {
406 // ProcessEditorInput pei = new ProcessEditorInput(
408 // EditorInputData eid = EditorInputTransfer
409 // .createEditorInputData(ProcessEditor.ID,
411 // event.data = new EditorInputTransfer.EditorInputData[] { eid
416 // } catch (RepositoryException e1) {
417 // throw new SlcException("Cannot drag " + node, e1);
420 if (TextTransfer
.getInstance().isSupportedType(event
.dataType
)) {
422 event
.data
= node
.getPath();
423 } catch (RepositoryException e1
) {
424 // TODO Auto-generated catch block
425 e1
.printStackTrace();
432 public void setSession(Session session
) {
433 this.session
= session
;
436 public void setModulesManager(ExecutionModulesManager modulesManager
) {
437 this.modulesManager
= modulesManager
;