2 * Copyright (C) 2007-2012 Argeo GmbH
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org
.argeo
.slc
.client
.ui
.views
;
18 import java
.text
.DateFormat
;
19 import java
.text
.SimpleDateFormat
;
20 import java
.util
.ArrayList
;
21 import java
.util
.List
;
23 import javax
.jcr
.Node
;
24 import javax
.jcr
.NodeIterator
;
25 import javax
.jcr
.Property
;
26 import javax
.jcr
.RepositoryException
;
27 import javax
.jcr
.Session
;
28 import javax
.jcr
.observation
.Event
;
29 import javax
.jcr
.observation
.EventListener
;
30 import javax
.jcr
.observation
.ObservationManager
;
31 import javax
.jcr
.query
.Query
;
33 import org
.argeo
.eclipse
.ui
.jcr
.AsyncUiEventListener
;
34 import org
.argeo
.jcr
.JcrUtils
;
35 import org
.argeo
.slc
.SlcException
;
36 import org
.argeo
.slc
.client
.ui
.ClientUiPlugin
;
37 import org
.argeo
.slc
.client
.ui
.SlcImages
;
38 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditor
;
39 import org
.argeo
.slc
.client
.ui
.editors
.ProcessEditorInput
;
40 import org
.argeo
.slc
.execution
.ExecutionProcess
;
41 import org
.argeo
.slc
.jcr
.SlcJcrUtils
;
42 import org
.argeo
.slc
.jcr
.SlcNames
;
43 import org
.argeo
.slc
.jcr
.SlcTypes
;
44 import org
.eclipse
.jface
.viewers
.ColumnLabelProvider
;
45 import org
.eclipse
.jface
.viewers
.DoubleClickEvent
;
46 import org
.eclipse
.jface
.viewers
.IDoubleClickListener
;
47 import org
.eclipse
.jface
.viewers
.IStructuredContentProvider
;
48 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
49 import org
.eclipse
.jface
.viewers
.ITableLabelProvider
;
50 import org
.eclipse
.jface
.viewers
.TableViewer
;
51 import org
.eclipse
.jface
.viewers
.Viewer
;
52 import org
.eclipse
.swt
.SWT
;
53 import org
.eclipse
.swt
.graphics
.Image
;
54 import org
.eclipse
.swt
.widgets
.Composite
;
55 import org
.eclipse
.swt
.widgets
.Table
;
56 import org
.eclipse
.swt
.widgets
.TableColumn
;
57 import org
.eclipse
.ui
.IWorkbenchPage
;
58 import org
.eclipse
.ui
.PlatformUI
;
59 import org
.eclipse
.ui
.part
.ViewPart
;
61 /** Displays processes. */
62 public class JcrProcessListView
extends ViewPart
{
63 public static final String ID
= ClientUiPlugin
.ID
+ ".jcrProcessListView";
65 private TableViewer viewer
;
67 private Session session
;
69 private EventListener processesObserver
;
71 private DateFormat dateFormat
= new SimpleDateFormat(
72 "EEE, dd MMM yyyy HH:mm:ss");
73 private Integer queryLimit
= 2000;
75 public void createPartControl(Composite parent
) {
76 Table table
= createTable(parent
);
77 viewer
= new TableViewer(table
);
78 viewer
.setLabelProvider(new LabelProvider());
79 viewer
.setContentProvider(new ContentProvider());
80 viewer
.setInput(getViewSite());
81 viewer
.addDoubleClickListener(new ViewDoubleClickListener());
83 processesObserver
= new AsyncUiEventListener(viewer
.getTable()
85 protected void onEventInUiThread(List
<Event
> events
) {
86 // TODO optimize by updating only the changed process
91 ObservationManager observationManager
= session
.getWorkspace()
92 .getObservationManager();
93 observationManager
.addEventListener(processesObserver
,
94 Event
.NODE_ADDED
| Event
.NODE_REMOVED
95 | Event
.PROPERTY_CHANGED
,
96 SlcJcrUtils
.getSlcProcessesBasePath(session
), true, null,
98 } catch (RepositoryException e
) {
99 throw new SlcException("Cannot register listeners", e
);
104 protected Table
createTable(Composite parent
) {
105 int style
= SWT
.SINGLE
| SWT
.BORDER
| SWT
.H_SCROLL
| SWT
.V_SCROLL
106 | SWT
.FULL_SELECTION
;
107 // does not function with RAP, commented for the time being
108 // | SWT.HIDE_SELECTION;
110 Table table
= new Table(parent
, style
);
112 table
.setLinesVisible(true);
113 table
.setHeaderVisible(true);
115 TableColumn column
= new TableColumn(table
, SWT
.LEFT
, 0);
116 column
.setText("Date");
117 column
.setWidth(200);
119 column
= new TableColumn(table
, SWT
.LEFT
, 1);
120 column
.setText("Host");
121 column
.setWidth(100);
123 column
= new TableColumn(table
, SWT
.LEFT
, 2);
124 column
.setText("Id");
125 column
.setWidth(300);
127 column
= new TableColumn(table
, SWT
.LEFT
, 3);
128 column
.setText("Status");
129 column
.setWidth(100);
134 public void setFocus() {
135 viewer
.getControl().setFocus();
139 public void dispose() {
140 JcrUtils
.unregisterQuietly(session
.getWorkspace(), processesObserver
);
144 class ContentProvider
implements IStructuredContentProvider
{
146 public Object
[] getElements(Object inputElement
) {
148 // TODO filter, optimize with virtual table, ...
149 String sql
= "SELECT * from [slc:process] ORDER BY [jcr:lastModified] DESC";
150 Query query
= session
.getWorkspace().getQueryManager()
151 .createQuery(sql
, Query
.JCR_SQL2
);
153 query
.setLimit(queryLimit
);
154 List
<Node
> nodes
= new ArrayList
<Node
>();
155 for (NodeIterator nit
= query
.execute().getNodes(); nit
157 nodes
.add(nit
.nextNode());
159 return nodes
.toArray();
160 } catch (RepositoryException e
) {
161 throw new SlcException("Cannot retrieve processes", e
);
165 public void dispose() {
168 public void inputChanged(Viewer viewer
, Object oldInput
, Object newInput
) {
173 class LabelProvider
extends ColumnLabelProvider
implements
174 ITableLabelProvider
{
176 public Image
getColumnImage(Object obj
, int columnIndex
) {
177 if (columnIndex
!= 0)
180 Node node
= (Node
) obj
;
181 String status
= node
.getProperty(SlcNames
.SLC_STATUS
)
183 if (status
.equals(ExecutionProcess
.NEW
)
184 || status
.equals(ExecutionProcess
.INITIALIZED
)
185 || status
.equals(ExecutionProcess
.SCHEDULED
))
186 return SlcImages
.PROCESS_SCHEDULED
;
187 else if (status
.equals(ExecutionProcess
.ERROR
)
188 || status
.equals(ExecutionProcess
.UNKOWN
))
189 return SlcImages
.PROCESS_ERROR
;
190 else if (status
.equals(ExecutionProcess
.COMPLETED
))
191 return SlcImages
.PROCESS_COMPLETED
;
192 else if (status
.equals(ExecutionProcess
.RUNNING
))
193 return SlcImages
.PROCESS_RUNNING
;
194 else if (status
.equals(ExecutionProcess
.KILLED
))
195 return SlcImages
.PROCESS_ERROR
;
197 throw new SlcException("Unkown status " + status
);
198 } catch (RepositoryException e
) {
199 throw new SlcException("Cannot get column text", e
);
203 public String
getColumnText(Object obj
, int index
) {
205 Node node
= (Node
) obj
;
209 return dateFormat
.format(node
210 .getProperty(Property
.JCR_LAST_MODIFIED
).getDate()
215 return node
.getProperty(SlcNames
.SLC_UUID
).getString();
217 return node
.getProperty(SlcNames
.SLC_STATUS
).getString();
220 } catch (RepositoryException e
) {
221 throw new SlcException("Cannot get column text", e
);
227 class ViewDoubleClickListener
implements IDoubleClickListener
{
228 public void doubleClick(DoubleClickEvent evt
) {
229 Object obj
= ((IStructuredSelection
) evt
.getSelection())
232 if (obj
instanceof Node
) {
233 Node node
= (Node
) obj
;
234 if (node
.isNodeType(SlcTypes
.SLC_PROCESS
)) {
235 IWorkbenchPage activePage
= PlatformUI
.getWorkbench()
236 .getActiveWorkbenchWindow().getActivePage();
237 activePage
.openEditor(
238 new ProcessEditorInput(node
.getPath()),
242 } catch (Exception e
) {
243 throw new SlcException("Cannot open " + obj
, e
);
249 public void setSession(Session session
) {
250 this.session
= session
;