1 package org
.argeo
.slc
.client
.ui
.views
;
3 import java
.text
.DateFormat
;
4 import java
.text
.SimpleDateFormat
;
5 import java
.util
.ArrayList
;
9 import javax
.jcr
.NodeIterator
;
10 import javax
.jcr
.Property
;
11 import javax
.jcr
.RepositoryException
;
12 import javax
.jcr
.Session
;
13 import javax
.jcr
.observation
.Event
;
14 import javax
.jcr
.observation
.EventIterator
;
15 import javax
.jcr
.observation
.EventListener
;
16 import javax
.jcr
.observation
.ObservationManager
;
17 import javax
.jcr
.query
.Query
;
19 import org
.argeo
.eclipse
.ui
.jcr
.AsyncUiEventListener
;
20 import org
.argeo
.jcr
.JcrUtils
;
21 import org
.argeo
.slc
.SlcException
;
22 import org
.argeo
.slc
.client
.ui
.SlcImages
;
23 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditor
;
24 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditorInput
;
25 import org
.argeo
.slc
.execution
.ExecutionProcess
;
26 import org
.argeo
.slc
.jcr
.SlcJcrConstants
;
27 import org
.argeo
.slc
.jcr
.SlcNames
;
28 import org
.argeo
.slc
.jcr
.SlcTypes
;
29 import org
.eclipse
.jface
.viewers
.ColumnLabelProvider
;
30 import org
.eclipse
.jface
.viewers
.DoubleClickEvent
;
31 import org
.eclipse
.jface
.viewers
.IDoubleClickListener
;
32 import org
.eclipse
.jface
.viewers
.IStructuredContentProvider
;
33 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
34 import org
.eclipse
.jface
.viewers
.ITableLabelProvider
;
35 import org
.eclipse
.jface
.viewers
.TableViewer
;
36 import org
.eclipse
.jface
.viewers
.Viewer
;
37 import org
.eclipse
.swt
.SWT
;
38 import org
.eclipse
.swt
.graphics
.Image
;
39 import org
.eclipse
.swt
.widgets
.Composite
;
40 import org
.eclipse
.swt
.widgets
.Table
;
41 import org
.eclipse
.swt
.widgets
.TableColumn
;
42 import org
.eclipse
.ui
.IWorkbenchPage
;
43 import org
.eclipse
.ui
.PlatformUI
;
44 import org
.eclipse
.ui
.part
.ViewPart
;
46 /** Displays processes. */
47 public class JcrProcessListView
extends ViewPart
{
48 public static final String ID
= "org.argeo.slc.client.ui.jcrProcessListView";
50 private TableViewer viewer
;
52 private Session session
;
54 private EventListener processesObserver
;
56 private DateFormat dateFormat
= new SimpleDateFormat(
57 "EEE, dd MMM yyyy HH:mm:ss");
58 private Integer queryLimit
= 2000;
60 public void createPartControl(Composite parent
) {
61 Table table
= createTable(parent
);
62 viewer
= new TableViewer(table
);
63 viewer
.setLabelProvider(new LabelProvider());
64 viewer
.setContentProvider(new ContentProvider());
65 viewer
.setInput(getViewSite());
66 viewer
.addDoubleClickListener(new ViewDoubleClickListener());
68 processesObserver
= new AsyncUiEventListener(viewer
.getTable()
70 protected void onEventInUiThread(EventIterator events
) {
71 // TODO optimize by updating only the changed process
76 ObservationManager observationManager
= session
.getWorkspace()
77 .getObservationManager();
78 observationManager
.addEventListener(processesObserver
,
79 Event
.NODE_ADDED
| Event
.NODE_REMOVED
80 | Event
.PROPERTY_CHANGED
,
81 SlcJcrConstants
.PROCESSES_BASE_PATH
, true, null, null,
83 } catch (RepositoryException e
) {
84 throw new SlcException("Cannot register listeners", e
);
89 protected Table
createTable(Composite parent
) {
90 int style
= SWT
.SINGLE
| SWT
.BORDER
| SWT
.H_SCROLL
| SWT
.V_SCROLL
92 // does not function with RAP, commented for the time being
93 // | SWT.HIDE_SELECTION;
95 Table table
= new Table(parent
, style
);
97 table
.setLinesVisible(true);
98 table
.setHeaderVisible(true);
100 TableColumn column
= new TableColumn(table
, SWT
.LEFT
, 0);
101 column
.setText("Date");
102 column
.setWidth(200);
104 column
= new TableColumn(table
, SWT
.LEFT
, 1);
105 column
.setText("Host");
106 column
.setWidth(100);
108 column
= new TableColumn(table
, SWT
.LEFT
, 2);
109 column
.setText("Id");
110 column
.setWidth(300);
112 column
= new TableColumn(table
, SWT
.LEFT
, 3);
113 column
.setText("Status");
114 column
.setWidth(100);
119 public void setFocus() {
120 viewer
.getControl().setFocus();
124 public void dispose() {
125 JcrUtils
.unregisterQuietly(session
.getWorkspace(), processesObserver
);
129 class ContentProvider
implements IStructuredContentProvider
{
131 public Object
[] getElements(Object inputElement
) {
133 // TODO filter, optimize with virtual table, ...
134 String sql
= "SELECT * from [slc:process] ORDER BY [jcr:lastModified] DESC";
135 Query query
= session
.getWorkspace().getQueryManager()
136 .createQuery(sql
, Query
.JCR_SQL2
);
138 query
.setLimit(queryLimit
);
139 List
<Node
> nodes
= new ArrayList
<Node
>();
140 for (NodeIterator nit
= query
.execute().getNodes(); nit
142 nodes
.add(nit
.nextNode());
144 return nodes
.toArray();
145 } catch (RepositoryException e
) {
146 throw new SlcException("Cannot retrieve processes", e
);
150 public void dispose() {
153 public void inputChanged(Viewer viewer
, Object oldInput
, Object newInput
) {
158 class LabelProvider
extends ColumnLabelProvider
implements
159 ITableLabelProvider
{
161 public Image
getColumnImage(Object obj
, int columnIndex
) {
162 if (columnIndex
!= 0)
165 Node node
= (Node
) obj
;
166 String status
= node
.getProperty(SlcNames
.SLC_STATUS
)
168 if (status
.equals(ExecutionProcess
.NEW
)
169 || status
.equals(ExecutionProcess
.INITIALIZED
)
170 || status
.equals(ExecutionProcess
.SCHEDULED
))
171 return SlcImages
.PROCESS_SCHEDULED
;
172 else if (status
.equals(ExecutionProcess
.ERROR
)
173 || status
.equals(ExecutionProcess
.UNKOWN
))
174 return SlcImages
.PROCESS_ERROR
;
175 else if (status
.equals(ExecutionProcess
.COMPLETED
))
176 return SlcImages
.PROCESS_COMPLETED
;
177 else if (status
.equals(ExecutionProcess
.RUNNING
))
178 return SlcImages
.PROCESS_RUNNING
;
180 throw new SlcException("Unkown status " + status
);
181 } catch (RepositoryException e
) {
182 throw new SlcException("Cannot get column text", e
);
186 public String
getColumnText(Object obj
, int index
) {
188 Node node
= (Node
) obj
;
192 return dateFormat
.format(node
193 .getProperty(Property
.JCR_LAST_MODIFIED
).getDate()
198 return node
.getProperty(SlcNames
.SLC_UUID
).getString();
200 return node
.getProperty(SlcNames
.SLC_STATUS
).getString();
203 } catch (RepositoryException e
) {
204 throw new SlcException("Cannot get column text", e
);
210 class ViewDoubleClickListener
implements IDoubleClickListener
{
211 public void doubleClick(DoubleClickEvent evt
) {
212 Object obj
= ((IStructuredSelection
) evt
.getSelection())
215 if (obj
instanceof Node
) {
216 Node node
= (Node
) obj
;
217 if (node
.isNodeType(SlcTypes
.SLC_PROCESS
)) {
218 IWorkbenchPage activePage
= PlatformUI
.getWorkbench()
219 .getActiveWorkbenchWindow().getActivePage();
220 activePage
.openEditor(
221 new ProcessEditorInput(node
.getPath()),
225 } catch (Exception e
) {
226 throw new SlcException("Cannot open " + obj
, e
);
232 public void setSession(Session session
) {
233 this.session
= session
;