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
.EventListener
;
15 import javax
.jcr
.observation
.ObservationManager
;
16 import javax
.jcr
.query
.Query
;
18 import org
.argeo
.eclipse
.ui
.jcr
.AsyncUiEventListener
;
19 import org
.argeo
.jcr
.JcrUtils
;
20 import org
.argeo
.slc
.SlcException
;
21 import org
.argeo
.slc
.client
.ui
.SlcImages
;
22 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditor
;
23 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditorInput
;
24 import org
.argeo
.slc
.execution
.ExecutionProcess
;
25 import org
.argeo
.slc
.jcr
.SlcJcrConstants
;
26 import org
.argeo
.slc
.jcr
.SlcNames
;
27 import org
.argeo
.slc
.jcr
.SlcTypes
;
28 import org
.eclipse
.jface
.viewers
.ColumnLabelProvider
;
29 import org
.eclipse
.jface
.viewers
.DoubleClickEvent
;
30 import org
.eclipse
.jface
.viewers
.IDoubleClickListener
;
31 import org
.eclipse
.jface
.viewers
.IStructuredContentProvider
;
32 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
33 import org
.eclipse
.jface
.viewers
.ITableLabelProvider
;
34 import org
.eclipse
.jface
.viewers
.TableViewer
;
35 import org
.eclipse
.jface
.viewers
.Viewer
;
36 import org
.eclipse
.swt
.SWT
;
37 import org
.eclipse
.swt
.graphics
.Image
;
38 import org
.eclipse
.swt
.widgets
.Composite
;
39 import org
.eclipse
.swt
.widgets
.Table
;
40 import org
.eclipse
.swt
.widgets
.TableColumn
;
41 import org
.eclipse
.ui
.IWorkbenchPage
;
42 import org
.eclipse
.ui
.PlatformUI
;
43 import org
.eclipse
.ui
.part
.ViewPart
;
45 /** Displays processes. */
46 public class JcrProcessListView
extends ViewPart
{
47 public static final String ID
= "org.argeo.slc.client.ui.jcrProcessListView";
49 private TableViewer viewer
;
51 private Session session
;
53 private EventListener processesObserver
;
55 private DateFormat dateFormat
= new SimpleDateFormat(
56 "EEE, dd MMM yyyy HH:mm:ss");
57 private Integer queryLimit
= 2000;
59 public void createPartControl(Composite parent
) {
60 Table table
= createTable(parent
);
61 viewer
= new TableViewer(table
);
62 viewer
.setLabelProvider(new LabelProvider());
63 viewer
.setContentProvider(new ContentProvider());
64 viewer
.setInput(getViewSite());
65 viewer
.addDoubleClickListener(new ViewDoubleClickListener());
67 processesObserver
= new AsyncUiEventListener(viewer
.getTable()
69 protected void onEventInUiThread(List
<Event
> events
) {
70 // TODO optimize by updating only the changed process
75 ObservationManager observationManager
= session
.getWorkspace()
76 .getObservationManager();
77 observationManager
.addEventListener(processesObserver
,
78 Event
.NODE_ADDED
| Event
.NODE_REMOVED
79 | Event
.PROPERTY_CHANGED
,
80 SlcJcrConstants
.PROCESSES_BASE_PATH
, true, null, null,
82 } catch (RepositoryException e
) {
83 throw new SlcException("Cannot register listeners", e
);
88 protected Table
createTable(Composite parent
) {
89 int style
= SWT
.SINGLE
| SWT
.BORDER
| SWT
.H_SCROLL
| SWT
.V_SCROLL
91 // does not function with RAP, commented for the time being
92 // | SWT.HIDE_SELECTION;
94 Table table
= new Table(parent
, style
);
96 table
.setLinesVisible(true);
97 table
.setHeaderVisible(true);
99 TableColumn column
= new TableColumn(table
, SWT
.LEFT
, 0);
100 column
.setText("Date");
101 column
.setWidth(200);
103 column
= new TableColumn(table
, SWT
.LEFT
, 1);
104 column
.setText("Host");
105 column
.setWidth(100);
107 column
= new TableColumn(table
, SWT
.LEFT
, 2);
108 column
.setText("Id");
109 column
.setWidth(300);
111 column
= new TableColumn(table
, SWT
.LEFT
, 3);
112 column
.setText("Status");
113 column
.setWidth(100);
118 public void setFocus() {
119 viewer
.getControl().setFocus();
123 public void dispose() {
124 JcrUtils
.unregisterQuietly(session
.getWorkspace(), processesObserver
);
128 class ContentProvider
implements IStructuredContentProvider
{
130 public Object
[] getElements(Object inputElement
) {
132 // TODO filter, optimize with virtual table, ...
133 String sql
= "SELECT * from [slc:process] ORDER BY [jcr:lastModified] DESC";
134 Query query
= session
.getWorkspace().getQueryManager()
135 .createQuery(sql
, Query
.JCR_SQL2
);
137 query
.setLimit(queryLimit
);
138 List
<Node
> nodes
= new ArrayList
<Node
>();
139 for (NodeIterator nit
= query
.execute().getNodes(); nit
141 nodes
.add(nit
.nextNode());
143 return nodes
.toArray();
144 } catch (RepositoryException e
) {
145 throw new SlcException("Cannot retrieve processes", e
);
149 public void dispose() {
152 public void inputChanged(Viewer viewer
, Object oldInput
, Object newInput
) {
157 class LabelProvider
extends ColumnLabelProvider
implements
158 ITableLabelProvider
{
160 public Image
getColumnImage(Object obj
, int columnIndex
) {
161 if (columnIndex
!= 0)
164 Node node
= (Node
) obj
;
165 String status
= node
.getProperty(SlcNames
.SLC_STATUS
)
167 if (status
.equals(ExecutionProcess
.NEW
)
168 || status
.equals(ExecutionProcess
.INITIALIZED
)
169 || status
.equals(ExecutionProcess
.SCHEDULED
))
170 return SlcImages
.PROCESS_SCHEDULED
;
171 else if (status
.equals(ExecutionProcess
.ERROR
)
172 || status
.equals(ExecutionProcess
.UNKOWN
))
173 return SlcImages
.PROCESS_ERROR
;
174 else if (status
.equals(ExecutionProcess
.COMPLETED
))
175 return SlcImages
.PROCESS_COMPLETED
;
176 else if (status
.equals(ExecutionProcess
.RUNNING
))
177 return SlcImages
.PROCESS_RUNNING
;
178 else if (status
.equals(ExecutionProcess
.KILLED
))
179 return SlcImages
.PROCESS_ERROR
;
181 throw new SlcException("Unkown status " + status
);
182 } catch (RepositoryException e
) {
183 throw new SlcException("Cannot get column text", e
);
187 public String
getColumnText(Object obj
, int index
) {
189 Node node
= (Node
) obj
;
193 return dateFormat
.format(node
194 .getProperty(Property
.JCR_LAST_MODIFIED
).getDate()
199 return node
.getProperty(SlcNames
.SLC_UUID
).getString();
201 return node
.getProperty(SlcNames
.SLC_STATUS
).getString();
204 } catch (RepositoryException e
) {
205 throw new SlcException("Cannot get column text", e
);
211 class ViewDoubleClickListener
implements IDoubleClickListener
{
212 public void doubleClick(DoubleClickEvent evt
) {
213 Object obj
= ((IStructuredSelection
) evt
.getSelection())
216 if (obj
instanceof Node
) {
217 Node node
= (Node
) obj
;
218 if (node
.isNodeType(SlcTypes
.SLC_PROCESS
)) {
219 IWorkbenchPage activePage
= PlatformUI
.getWorkbench()
220 .getActiveWorkbenchWindow().getActivePage();
221 activePage
.openEditor(
222 new ProcessEditorInput(node
.getPath()),
226 } catch (Exception e
) {
227 throw new SlcException("Cannot open " + obj
, e
);
233 public void setSession(Session session
) {
234 this.session
= session
;