org.argeo.cms.ui.workbench/src/org/argeo/cms/ui/workbench/osgi/CmsSessionsView.java

   1 //package org.argeo.eclipse.ui.workbench.osgi;
   2 //public class BundlesView {}
   3
   4 /*
   5  * Copyright (C) 2007-2012 Argeo GmbH
   6  *
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *         http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  */
  19 package org.argeo.cms.ui.workbench.osgi;
  20
  21 import java.util.ArrayList;
  22 import java.util.Collection;
  23 import java.util.List;
  24
  25 import javax.naming.ldap.LdapName;
  26
  27 import org.argeo.cms.CmsException;
  28 import org.argeo.cms.auth.CmsSession;
  29 import org.argeo.cms.ui.workbench.WorkbenchUiPlugin;
  30 import org.argeo.eclipse.ui.ColumnViewerComparator;
  31 import org.argeo.eclipse.ui.specific.EclipseUiSpecificUtils;
  32 import org.argeo.util.LangUtils;
  33 import org.eclipse.jface.viewers.ColumnLabelProvider;
  34 import org.eclipse.jface.viewers.IStructuredContentProvider;
  35 import org.eclipse.jface.viewers.TableViewer;
  36 import org.eclipse.jface.viewers.TableViewerColumn;
  37 import org.eclipse.jface.viewers.Viewer;
  38 import org.eclipse.swt.SWT;
  39 import org.eclipse.swt.widgets.Composite;
  40 import org.eclipse.ui.part.ViewPart;
  41 import org.osgi.framework.BundleContext;
  42 import org.osgi.framework.InvalidSyntaxException;
  43 import org.osgi.framework.ServiceReference;
  44
  45 /**
  46  * Overview of the active CMS sessions.
  47  */
  48 public class CmsSessionsView extends ViewPart {
  49         private TableViewer viewer;
  50
  51         @Override
  52         public void createPartControl(Composite parent) {
  53                 viewer = new TableViewer(parent);
  54                 viewer.setContentProvider(new CmsSessionContentProvider());
  55                 viewer.getTable().setHeaderVisible(true);
  56
  57                 EclipseUiSpecificUtils.enableToolTipSupport(viewer);
  58
  59                 int longColWidth = 150;
  60                 int smallColWidth = 100;
  61
  62                 // Display name
  63                 TableViewerColumn column = new TableViewerColumn(viewer, SWT.NONE);
  64                 column.getColumn().setWidth(longColWidth);
  65                 column.getColumn().setText("User");
  66                 column.setLabelProvider(new ColumnLabelProvider() {
  67                         private static final long serialVersionUID = -5234573509093747505L;
  68
  69                         public String getText(Object element) {
  70                                 return ((CmsSession) element).getAuthorization().toString();
  71                         }
  72
  73                         public String getToolTipText(Object element) {
  74                                 return ((CmsSession) element).getUserDn().toString();
  75                         }
  76                 });
  77                 new ColumnViewerComparator(column);
  78
  79                 // Creation time
  80                 column = new TableViewerColumn(viewer, SWT.NONE);
  81                 column.getColumn().setWidth(smallColWidth);
  82                 column.getColumn().setText("Since");
  83                 column.setLabelProvider(new ColumnLabelProvider() {
  84                         private static final long serialVersionUID = -5234573509093747505L;
  85
  86                         public String getText(Object element) {
  87                                 return LangUtils.since(((CmsSession) element).getCreationTime());
  88                         }
  89
  90                         public String getToolTipText(Object element) {
  91                                 return ((CmsSession) element).getCreationTime().toString();
  92                         }
  93                 });
  94                 new ColumnViewerComparator(column);
  95
  96                 // Username
  97                 column = new TableViewerColumn(viewer, SWT.NONE);
  98                 column.getColumn().setWidth(smallColWidth);
  99                 column.getColumn().setText("Username");
 100                 column.setLabelProvider(new ColumnLabelProvider() {
 101                         private static final long serialVersionUID = -5234573509093747505L;
 102
 103                         public String getText(Object element) {
 104                                 LdapName userDn = ((CmsSession) element).getUserDn();
 105                                 return userDn.getRdn(userDn.size() - 1).getValue().toString();
 106                         }
 107
 108                         public String getToolTipText(Object element) {
 109                                 return ((CmsSession) element).getUserDn().toString();
 110                         }
 111                 });
 112                 new ColumnViewerComparator(column);
 113
 114                 // UUID
 115                 column = new TableViewerColumn(viewer, SWT.NONE);
 116                 column.getColumn().setWidth(smallColWidth);
 117                 column.getColumn().setText("UUID");
 118                 column.setLabelProvider(new ColumnLabelProvider() {
 119                         private static final long serialVersionUID = -5234573509093747505L;
 120
 121                         public String getText(Object element) {
 122                                 return ((CmsSession) element).getUuid().toString();
 123                         }
 124
 125                         public String getToolTipText(Object element) {
 126                                 return getText(element);
 127                         }
 128                 });
 129                 new ColumnViewerComparator(column);
 130
 131                 // Local ID
 132                 column = new TableViewerColumn(viewer, SWT.NONE);
 133                 column.getColumn().setWidth(smallColWidth);
 134                 column.getColumn().setText("Local ID");
 135                 column.setLabelProvider(new ColumnLabelProvider() {
 136                         private static final long serialVersionUID = -5234573509093747505L;
 137
 138                         public String getText(Object element) {
 139                                 return ((CmsSession) element).getLocalId();
 140                         }
 141
 142                         public String getToolTipText(Object element) {
 143                                 return getText(element);
 144                         }
 145                 });
 146                 new ColumnViewerComparator(column);
 147
 148                 viewer.setInput(WorkbenchUiPlugin.getDefault().getBundle().getBundleContext());
 149
 150         }
 151
 152         @Override
 153         public void setFocus() {
 154                 if (viewer != null)
 155                         viewer.getControl().setFocus();
 156         }
 157
 158         /** Content provider managing the array of bundles */
 159         private static class CmsSessionContentProvider implements IStructuredContentProvider {
 160                 private static final long serialVersionUID = -8533792785725875977L;
 161
 162                 public Object[] getElements(Object inputElement) {
 163                         if (inputElement instanceof BundleContext) {
 164                                 BundleContext bc = (BundleContext) inputElement;
 165                                 Collection<ServiceReference<CmsSession>> srs;
 166                                 try {
 167                                         srs = bc.getServiceReferences(CmsSession.class, null);
 168                                 } catch (InvalidSyntaxException e) {
 169                                         throw new CmsException("Cannot retrieve CMS sessions", e);
 170                                 }
 171                                 List<CmsSession> res = new ArrayList<>();
 172                                 for (ServiceReference<CmsSession> sr : srs) {
 173                                         res.add(bc.getService(sr));
 174                                 }
 175                                 return res.toArray();
 176                         }
 177                         return null;
 178                 }
 179
 180                 public void dispose() {
 181                 }
 182
 183                 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
 184                 }
 185         }
 186 }