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
;
10 import javax
.jcr
.Property
;
11 import javax
.jcr
.RepositoryException
;
12 import javax
.jcr
.Session
;
13 import javax
.jcr
.nodetype
.NodeType
;
14 import javax
.jcr
.observation
.Event
;
15 import javax
.jcr
.observation
.EventIterator
;
17 import org
.argeo
.ArgeoException
;
18 import org
.argeo
.eclipse
.ui
.jcr
.AsyncUiEventListener
;
19 import org
.argeo
.eclipse
.ui
.jcr
.DefaultNodeLabelProvider
;
20 import org
.argeo
.eclipse
.ui
.jcr
.SimpleNodeContentProvider
;
21 import org
.argeo
.slc
.BasicNameVersion
;
22 import org
.argeo
.slc
.NameVersion
;
23 import org
.argeo
.slc
.SlcException
;
24 import org
.argeo
.slc
.client
.ui
.SlcImages
;
25 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditor
;
26 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditorInput
;
27 import org
.argeo
.slc
.execution
.ExecutionModulesManager
;
28 import org
.argeo
.slc
.jcr
.SlcJcrConstants
;
29 import org
.argeo
.slc
.jcr
.SlcNames
;
30 import org
.argeo
.slc
.jcr
.SlcTypes
;
31 import org
.eclipse
.jface
.viewers
.ColumnViewerToolTipSupport
;
32 import org
.eclipse
.jface
.viewers
.DoubleClickEvent
;
33 import org
.eclipse
.jface
.viewers
.IDoubleClickListener
;
34 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
35 import org
.eclipse
.jface
.viewers
.ITableLabelProvider
;
36 import org
.eclipse
.jface
.viewers
.TreeViewer
;
37 import org
.eclipse
.swt
.SWT
;
38 import org
.eclipse
.swt
.dnd
.DND
;
39 import org
.eclipse
.swt
.dnd
.DragSourceAdapter
;
40 import org
.eclipse
.swt
.dnd
.DragSourceEvent
;
41 import org
.eclipse
.swt
.dnd
.TextTransfer
;
42 import org
.eclipse
.swt
.dnd
.Transfer
;
43 import org
.eclipse
.swt
.graphics
.Image
;
44 import org
.eclipse
.swt
.widgets
.Composite
;
45 import org
.eclipse
.ui
.IWorkbenchPage
;
46 import org
.eclipse
.ui
.PlatformUI
;
47 import org
.eclipse
.ui
.part
.ViewPart
;
49 /** JCR based view of the execution modules. */
50 public class JcrExecutionModulesView
extends ViewPart
implements SlcTypes
,
52 // private final static Log log = LogFactory
53 // .getLog(JcrExecutionModulesView.class);
55 public static final String ID
= "org.argeo.slc.client.ui.jcrExecutionModulesView";
57 private TreeViewer viewer
;
59 private Session session
;
61 private ExecutionModulesManager modulesManager
;
63 public void createPartControl(Composite parent
) {
64 viewer
= new TreeViewer(parent
, SWT
.MULTI
| SWT
.H_SCROLL
| SWT
.V_SCROLL
);
65 ColumnViewerToolTipSupport
.enableFor(viewer
);
67 ViewContentProvider contentProvider
= new ViewContentProvider(session
);
69 viewer
.setContentProvider(contentProvider
);
70 final ViewLabelProvider viewLabelProvider
= new ViewLabelProvider();
71 viewer
.setLabelProvider(viewLabelProvider
);
72 viewer
.setInput(getViewSite());
73 viewer
.addDoubleClickListener(new ViewDoubleClickListener());
74 getViewSite().setSelectionProvider(viewer
);
76 Transfer
[] tt
= new Transfer
[] { TextTransfer
.getInstance() };
77 // Transfer[] tt = new Transfer[] { EditorInputTransfer.getInstance() };
78 int operations
= DND
.DROP_COPY
| DND
.DROP_MOVE
;
79 viewer
.addDragSupport(operations
, tt
, new ViewDragListener());
82 session
.getWorkspace()
83 .getObservationManager()
85 new VmAgentObserver(),
86 Event
.NODE_ADDED
| Event
.NODE_REMOVED
88 SlcJcrConstants
.VM_AGENT_FACTORY_PATH
, true, null,
90 } catch (RepositoryException e
) {
91 throw new SlcException("Cannot add observer", e
);
95 public void setFocus() {
96 viewer
.getControl().setFocus();
99 public TreeViewer
getViewer() {
103 public void refreshView() {
104 viewer
.setInput(getViewSite());
107 class ViewContentProvider
extends SimpleNodeContentProvider
{
109 public ViewContentProvider(Session session
) {
111 new String
[] { SlcJcrConstants
.VM_AGENT_FACTORY_PATH
});
115 // protected Object[] getChildren(Node node) throws RepositoryException
117 // if (node.isNodeType(SlcTypes.SLC_AGENT_FACTORY)) {
118 // List<AgentNodesWrapper> wrappers = new
119 // ArrayList<AgentNodesWrapper>();
120 // for (NodeIterator nit = node.getNodes(); nit.hasNext();) {
121 // wrappers.add(new AgentNodesWrapper(nit.nextNode()));
123 // return wrappers.toArray();
125 // return super.getChildren(node);
129 protected Object
[] sort(Object parent
, Object
[] children
) {
130 Object
[] sorted
= new Object
[children
.length
];
131 System
.arraycopy(children
, 0, sorted
, 0, children
.length
);
132 Arrays
.sort(sorted
, new ViewComparator());
137 protected List
<Node
> filterChildren(List
<Node
> children
)
138 throws RepositoryException
{
139 for (Iterator
<Node
> it
= children
.iterator(); it
.hasNext();) {
140 Node node
= it
.next();
141 // execution spec definitions
142 if (node
.getName().equals(SLC_EXECUTION_SPECS
))
145 else if (node
.getParent().isNodeType(
146 SlcTypes
.SLC_EXECUTION_FLOW
))
149 return super.filterChildren(children
);
153 static class ViewComparator
implements Comparator
<Object
> {
155 public int compare(Object o1
, Object o2
) {
157 if (o1
instanceof Node
&& o2
instanceof Node
) {
158 Node node1
= (Node
) o1
;
159 Node node2
= (Node
) o2
;
161 if (node1
.getName().equals(SLC_EXECUTION_SPECS
))
163 if (node2
.getName().equals(SLC_EXECUTION_SPECS
))
166 if (node1
.isNodeType(SLC_EXECUTION_FLOW
)
167 && node2
.isNodeType(SLC_EXECUTION_FLOW
)) {
168 return node1
.getName().compareTo(node2
.getName());
169 } else if (node1
.isNodeType(SLC_EXECUTION_FLOW
)
170 && !node2
.isNodeType(SLC_EXECUTION_FLOW
)) {
172 } else if (!node1
.isNodeType(SLC_EXECUTION_FLOW
)
173 && node2
.isNodeType(SLC_EXECUTION_FLOW
)) {
177 return node1
.getName().compareTo(node2
.getName());
180 } catch (RepositoryException e
) {
181 throw new ArgeoException("Cannot compare " + o1
+ " and " + o2
,
189 // /** Wraps the execution modules of an agent. */
190 // static class AgentNodesWrapper extends NodesWrapper {
192 // public AgentNodesWrapper(Node node) {
196 // protected List<WrappedNode> getWrappedNodes()
197 // throws RepositoryException {
198 // List<WrappedNode> children = new ArrayList<WrappedNode>();
199 // Node executionModules = getNode();
200 // for (NodeIterator nit = executionModules.getNodes(); nit.hasNext();) {
201 // for (NodeIterator nitVersions = nit.nextNode().getNodes(); nitVersions
203 // children.add(new WrappedNode(this, nitVersions.nextNode()));
211 class VmAgentObserver
extends AsyncUiEventListener
{
212 protected void onEventInUiThread(EventIterator events
) {
213 // List<Node> baseNodes = ((SimpleNodeContentProvider) viewer
214 // .getContentProvider()).getBaseNodes();
215 // Node baseNode = baseNodes.get(0);
217 // while (events.hasNext()) {
218 // Event event = events.nextEvent();
220 // String path = event.getPath();
221 // String baseNodePath = baseNode.getPath();
222 // if (path.startsWith(baseNodePath)) {
223 // String relPath = path
224 // .substring(baseNodePath.length() + 1);
225 // log.debug("relPath: " + relPath);
226 // if (baseNode.hasNode(relPath)) {
227 // Node refreshNode = baseNode.getNode(relPath);
228 // log.debug("refreshNode: " + refreshNode);
229 // viewer.refresh(refreshNode);
233 // // if (log.isDebugEnabled())
234 // // log.debug("Process " + path + ": " + event);
236 // // if (session.itemExists(path)) {
237 // // Node parentNode = session.getNode(path).getParent();
238 // // log.debug("Parent: " + parentNode);
239 // // viewer.refresh(parentNode);
241 // } catch (RepositoryException e) {
242 // log.warn("Cannot process event " + event + ": " + e);
247 // Node vmAgentNode = session
248 // .getNode(SlcJcrConstants.VM_AGENT_FACTORY_PATH);
249 // viewer.refresh(vmAgentNode);
250 // } catch (RepositoryException e) {
251 // log.warn("Cannot process event : " + e);
253 // TODO: optimize based on event
258 class ViewLabelProvider
extends DefaultNodeLabelProvider
implements
259 ITableLabelProvider
{
262 protected String
getText(Node node
) throws RepositoryException
{
263 if (node
.getName().equals(SLC_EXECUTION_SPECS
))
264 return "Execution Specifications";
265 else if (node
.getPath().equals(
266 SlcJcrConstants
.VM_AGENT_FACTORY_PATH
))
267 return "Internal Agents";
268 return super.getText(node
);
272 public Image
getImage(Node node
) throws RepositoryException
{
273 // we try to optimize a bit by putting deeper nodes first
274 if (node
.getParent().isNodeType(
275 SlcTypes
.SLC_EXECUTION_SPEC_ATTRIBUTE
))
276 return SlcImages
.CHOICES
;
277 else if (node
.isNodeType(SlcTypes
.SLC_EXECUTION_SPEC_ATTRIBUTE
))
278 return SlcImages
.EXECUTION_SPEC_ATTRIBUTE
;
279 else if (node
.isNodeType(SlcTypes
.SLC_EXECUTION_SPEC
))
280 return SlcImages
.EXECUTION_SPEC
;
281 else if (node
.getName().equals(SLC_EXECUTION_SPECS
))
282 return SlcImages
.EXECUTION_SPECS
;
283 else if (node
.isNodeType(SlcTypes
.SLC_EXECUTION_FLOW
))
284 return SlcImages
.FLOW
;
285 else if (node
.isNodeType(SlcTypes
.SLC_MODULE
)) {
286 if (node
.getProperty(SLC_STARTED
).getBoolean())
287 return SlcImages
.MODULE
;
289 return SlcImages
.MODULE_STOPPED
;
290 } else if (node
.isNodeType(SlcTypes
.SLC_AGENT
))
291 return SlcImages
.AGENT
;
292 else if (node
.isNodeType(SlcTypes
.SLC_AGENT_FACTORY
))
293 return SlcImages
.AGENT_FACTORY
;
295 return SlcImages
.FOLDER
;
298 public String
getToolTipText(Node node
) throws RepositoryException
{
299 if (node
.isNodeType(NodeType
.MIX_TITLE
)
300 && node
.hasProperty(Property
.JCR_DESCRIPTION
))
301 return node
.getProperty(Property
.JCR_DESCRIPTION
).getString();
302 return super.getToolTipText(node
);
305 public String
getColumnText(Object obj
, int index
) {
309 public Image
getColumnImage(Object obj
, int index
) {
310 return getImage(obj
);
315 class ViewDoubleClickListener
implements IDoubleClickListener
{
316 public void doubleClick(DoubleClickEvent evt
) {
317 Object obj
= ((IStructuredSelection
) evt
.getSelection())
320 if (obj
instanceof Node
) {
321 Node node
= (Node
) obj
;
322 if (node
.isNodeType(SLC_EXECUTION_FLOW
)) {
323 List
<String
> paths
= new ArrayList
<String
>();
324 paths
.add(node
.getPath());
325 IWorkbenchPage activePage
= PlatformUI
.getWorkbench()
326 .getActiveWorkbenchWindow().getActivePage();
327 activePage
.openEditor(new ProcessEditorInput(paths
,
328 true), ProcessEditor
.ID
);
329 } else if (node
.isNodeType(SLC_EXECUTION_MODULE
)) {
330 String name
= node
.getProperty(SLC_NAME
).getString();
331 String version
= node
.getProperty(SLC_VERSION
)
333 NameVersion nameVersion
= new BasicNameVersion(name
,
335 Boolean started
= node
.getProperty(SLC_STARTED
)
338 modulesManager
.stop(nameVersion
);
340 modulesManager
.start(nameVersion
);
344 } catch (Exception e
) {
345 throw new SlcException("Cannot open " + obj
, e
);
351 class ViewDragListener
extends DragSourceAdapter
{
352 public void dragSetData(DragSourceEvent event
) {
353 IStructuredSelection selection
= (IStructuredSelection
) viewer
355 if (selection
.getFirstElement() instanceof Node
) {
356 Node node
= (Node
) selection
.getFirstElement();
358 // if (node.isNodeType(SLC_EXECUTION_FLOW)) {
359 // if (EditorInputTransfer.getInstance().isSupportedType(
360 // event.dataType)) {
361 // ProcessEditorInput pei = new ProcessEditorInput(
363 // EditorInputData eid = EditorInputTransfer
364 // .createEditorInputData(ProcessEditor.ID,
366 // event.data = new EditorInputTransfer.EditorInputData[] { eid
371 // } catch (RepositoryException e1) {
372 // throw new SlcException("Cannot drag " + node, e1);
375 if (TextTransfer
.getInstance().isSupportedType(event
.dataType
)) {
377 event
.data
= node
.getPath();
378 } catch (RepositoryException e1
) {
379 // TODO Auto-generated catch block
380 e1
.printStackTrace();
387 public void setSession(Session session
) {
388 this.session
= session
;
391 public void setModulesManager(ExecutionModulesManager modulesManager
) {
392 this.modulesManager
= modulesManager
;