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
.dist
.views
;
18 import java
.text
.DateFormat
;
19 import java
.text
.SimpleDateFormat
;
21 import javax
.jcr
.Node
;
22 import javax
.jcr
.Property
;
23 import javax
.jcr
.PropertyType
;
24 import javax
.jcr
.RepositoryException
;
25 import javax
.jcr
.Session
;
26 import javax
.jcr
.Value
;
28 import org
.apache
.commons
.logging
.Log
;
29 import org
.apache
.commons
.logging
.LogFactory
;
30 import org
.argeo
.ArgeoException
;
31 import org
.argeo
.jcr
.JcrUtils
;
32 import org
.argeo
.slc
.client
.ui
.dist
.DistConstants
;
33 import org
.argeo
.slc
.client
.ui
.dist
.DistImages
;
34 import org
.argeo
.slc
.client
.ui
.dist
.DistPlugin
;
35 import org
.argeo
.slc
.client
.ui
.dist
.providers
.ArtifactsTreeContentProvider
;
36 import org
.argeo
.slc
.client
.ui
.dist
.utils
.GenericDoubleClickListener
;
37 import org
.argeo
.slc
.jcr
.SlcTypes
;
38 import org
.argeo
.slc
.repo
.RepoConstants
;
39 import org
.eclipse
.jface
.viewers
.ColumnLabelProvider
;
40 import org
.eclipse
.jface
.viewers
.ISelection
;
41 import org
.eclipse
.jface
.viewers
.ISelectionChangedListener
;
42 import org
.eclipse
.jface
.viewers
.IStructuredSelection
;
43 import org
.eclipse
.jface
.viewers
.SelectionChangedEvent
;
44 import org
.eclipse
.jface
.viewers
.TreeViewer
;
45 import org
.eclipse
.jface
.viewers
.ViewerCell
;
46 import org
.eclipse
.swt
.SWT
;
47 import org
.eclipse
.swt
.graphics
.Image
;
48 import org
.eclipse
.swt
.layout
.FillLayout
;
49 import org
.eclipse
.swt
.widgets
.Composite
;
50 import org
.eclipse
.swt
.widgets
.Tree
;
51 import org
.eclipse
.swt
.widgets
.TreeColumn
;
52 import org
.eclipse
.ui
.part
.ViewPart
;
55 * Basic View to browse a maven based repository.
57 * By Default size of the various bundles is not computed but it can be
58 * activated the view command.
61 public class ArtifactsBrowser
extends ViewPart
implements DistConstants
,
63 private final static Log log
= LogFactory
.getLog(ArtifactsBrowser
.class);
64 public final static String ID
= DistPlugin
.ID
+ ".artifactsBrowser";
66 /* DEPENDENCY INJECTION */
67 private Session jcrSession
;
70 private Node rootNode
;
73 private TreeViewer artifactTreeViewer
;
74 private boolean isSizeVisible
= false;
76 // To be able to configure columns easily
77 public static final int COLUMN_TREE
= 0;
78 public static final int COLUMN_DATE
= 1;
79 public static final int COLUMN_SIZE
= 2;
80 private static final int SIZE_COL_WIDTH
= 55;
83 public void createPartControl(Composite parent
) {
84 // Enable the different parts to fill the whole page when the tab is
86 parent
.setLayout(new FillLayout());
87 artifactTreeViewer
= createArtifactsTreeViewer(parent
);
89 // context menu : it is completely defined in the plugin.xml file.
90 // Nothing in the context menu for the time being
91 // MenuManager menuManager = new MenuManager();
93 // menuManager.createContextMenu(artifactTreeViewer.getTree());
94 // artifactTreeViewer.getTree().setMenu(menu);
95 // getSite().registerContextMenu(menuManager, artifactTreeViewer);
97 getSite().setSelectionProvider(artifactTreeViewer
);
98 // packagesViewer.setComparer(new NodeViewerComparer());
100 // Model initialisation
101 if (jcrSession
!= null) {
103 rootNode
= jcrSession
.getNode(DEFAULT_ARTIFACTS_BASE_PATH
);
104 artifactTreeViewer
.setInput(rootNode
);
105 } catch (RepositoryException e
) {
106 throw new ArgeoException("Cannot load base artifact nodes", e
);
111 protected TreeViewer
createArtifactsTreeViewer(Composite parent
) {
112 int style
= SWT
.BORDER
| SWT
.MULTI
| SWT
.FULL_SELECTION
;
113 Tree tree
= new Tree(parent
, style
);
114 createColumn(tree
, "Artifacts", SWT
.LEFT
, 300);
115 createColumn(tree
, "Date created", SWT
.LEFT
, 105);
116 createColumn(tree
, "Size", SWT
.RIGHT
, 0);
117 tree
.setLinesVisible(true);
118 tree
.setHeaderVisible(true);
120 TreeViewer viewer
= new TreeViewer(tree
);
122 viewer
.setContentProvider(new ArtifactsTreeContentProvider());
123 viewer
.setLabelProvider(new ArtifactLabelProvider());
124 viewer
.addSelectionChangedListener(new ArtifactTreeSelectionListener());
125 viewer
.addDoubleClickListener(new GenericDoubleClickListener());
126 viewer
.setInput(rootNode
);
131 private static TreeColumn
createColumn(Tree parent
, String name
, int style
,
133 TreeColumn result
= new TreeColumn(parent
, style
);
134 result
.setText(name
);
135 result
.setWidth(width
);
136 result
.setMoveable(true);
137 result
.setResizable(true);
141 protected TreeViewer
getArtifactTreeViewer() {
142 return artifactTreeViewer
;
146 public void setFocus() {
147 // TODO Auto-generated method stub
152 * Refresh the given element of the tree browser. If null is passed as a
153 * parameter, it refreshes the whole tree
155 public void refresh(Object element
) {
156 if (element
== null) {
157 artifactTreeViewer
.refresh(rootNode
);
159 artifactTreeViewer
.refresh(element
);
162 /** Returns wether size column is visible or not */
163 public boolean isSizeVisible() {
164 return isSizeVisible
;
167 /** Sets the visibility of the size column */
168 public void setSizeVisible(boolean visible
) {
169 if (isSizeVisible
== visible
)
170 return; // nothing has changed
172 isSizeVisible
= visible
;
175 artifactTreeViewer
.getTree().getColumn(COLUMN_SIZE
)
176 .setWidth(SIZE_COL_WIDTH
);
178 // we just hide the column, we don't refresh the whole tree.
179 artifactTreeViewer
.getTree().getColumn(COLUMN_SIZE
).setWidth(0);
183 private class ArtifactLabelProvider
extends ColumnLabelProvider
implements
184 DistConstants
, SlcTypes
{
187 protected DateFormat timeFormatter
= new SimpleDateFormat(
190 public void update(ViewerCell cell
) {
191 int colIndex
= cell
.getColumnIndex();
192 Object element
= cell
.getElement();
193 cell
.setText(getColumnText(element
, colIndex
));
195 if (element
instanceof Node
&& colIndex
== 0) {
196 Node node
= (Node
) element
;
198 if (node
.isNodeType(SLC_ARTIFACT_BASE
))
199 cell
.setImage(DistImages
.IMG_ARTIFACT_BASE
);
200 else if (node
.isNodeType(SLC_ARTIFACT_VERSION_BASE
))
201 cell
.setImage(DistImages
.IMG_ARTIFACT_VERSION_BASE
);
202 } catch (RepositoryException e
) {
209 public Image
getImage(Object element
) {
211 if (element
instanceof Node
) {
212 Node node
= (Node
) element
;
214 if (node
.isNodeType(SLC_ARTIFACT_BASE
)) {
215 return DistImages
.IMG_ARTIFACT_BASE
;
216 } else if (node
.isNodeType(SLC_ARTIFACT_VERSION_BASE
)) {
217 return DistImages
.IMG_ARTIFACT_VERSION_BASE
;
219 } catch (RepositoryException e
) {
226 public String
getColumnText(Object element
, int columnIndex
) {
228 if (element
instanceof Node
) {
229 Node node
= (Node
) element
;
230 switch (columnIndex
) {
232 return node
.getName();
235 long size
= JcrUtils
.getNodeApproxSize(node
) / 1024;
237 return size
/ 1024 + " MB";
243 if (node
.hasProperty(Property
.JCR_CREATED
))
244 return timeFormatter
.format(node
245 .getProperty(Property
.JCR_CREATED
)
246 .getDate().getTime());
251 } catch (RepositoryException re
) {
252 throw new ArgeoException(
253 "Unexepected error while getting property values", re
);
258 private String
formatValueAsString(Value value
) {
259 // TODO enhance this method
263 if (value
.getType() == PropertyType
.BINARY
)
264 strValue
= "<binary>";
265 else if (value
.getType() == PropertyType
.DATE
)
266 strValue
= timeFormatter
.format(value
.getDate().getTime());
268 strValue
= value
.getString();
270 } catch (RepositoryException e
) {
271 throw new ArgeoException(
272 "unexpected error while formatting value", e
);
277 private class ArtifactTreeSelectionListener
implements
278 ISelectionChangedListener
{
280 public void selectionChanged(SelectionChangedEvent event
) {
281 ISelection selection
= event
.getSelection();
282 if (selection
!= null && selection
instanceof IStructuredSelection
) {
283 IStructuredSelection iss
= (IStructuredSelection
) selection
;
284 if (iss
.size() == 1) {
285 artifactTreeViewer
.refresh(iss
.getFirstElement());
293 /* DEPENDENCY INJECTION */
294 public void setJcrSession(Session jcrSession
) {
295 this.jcrSession
= jcrSession
;