swt/org.argeo.tool.devops.e4/src/org/argeo/cms/e4/monitoring/CmsSessionsView.java

   1 //package org.argeo.eclipse.ui.workbench.osgi;
   2 //public class BundlesView {}
   3
   4 package org.argeo.cms.e4.monitoring;
   5
   6 import java.util.ArrayList;
   7 import java.util.Collection;
   8 import java.util.List;
   9
  10 import org.argeo.api.cms.CmsSession;
  11 import org.argeo.api.cms.auth.RoleNameUtils;
  12 import org.argeo.cms.util.LangUtils;
  13 import org.argeo.eclipse.ui.ColumnViewerComparator;
  14 import org.eclipse.e4.ui.di.Focus;
  15 import org.eclipse.jface.viewers.ColumnLabelProvider;
  16 import org.eclipse.jface.viewers.IStructuredContentProvider;
  17 import org.eclipse.jface.viewers.TableViewer;
  18 import org.eclipse.jface.viewers.TableViewerColumn;
  19 import org.eclipse.jface.viewers.Viewer;
  20 import org.eclipse.swt.SWT;
  21 import org.eclipse.swt.widgets.Composite;
  22 import org.osgi.framework.BundleContext;
  23 import org.osgi.framework.FrameworkUtil;
  24 import org.osgi.framework.InvalidSyntaxException;
  25 import org.osgi.framework.ServiceReference;
  26
  27 import jakarta.annotation.PostConstruct;
  28
  29 /**
  30  * Overview of the active CMS sessions.
  31  */
  32 public class CmsSessionsView {
  33         private final static BundleContext bc = FrameworkUtil.getBundle(CmsSessionsView.class).getBundleContext();
  34
  35         private TableViewer viewer;
  36
  37         @PostConstruct
  38         public void createPartControl(Composite parent) {
  39                 viewer = new TableViewer(parent);
  40                 viewer.setContentProvider(new CmsSessionContentProvider());
  41                 viewer.getTable().setHeaderVisible(true);
  42
  43                 //EclipseUiSpecificUtils.enableToolTipSupport(viewer);
  44
  45                 int longColWidth = 150;
  46                 int smallColWidth = 100;
  47
  48                 // Display name
  49                 TableViewerColumn column = new TableViewerColumn(viewer, SWT.NONE);
  50                 column.getColumn().setWidth(longColWidth);
  51                 column.getColumn().setText("User");
  52                 column.setLabelProvider(new ColumnLabelProvider() {
  53                         private static final long serialVersionUID = -5234573509093747505L;
  54
  55                         public String getText(Object element) {
  56                                 return ((CmsSession) element).getDisplayName();
  57                         }
  58
  59                         public String getToolTipText(Object element) {
  60                                 return ((CmsSession) element).getUserDn().toString();
  61                         }
  62                 });
  63                 new ColumnViewerComparator(column);
  64
  65                 // Creation time
  66                 column = new TableViewerColumn(viewer, SWT.NONE);
  67                 column.getColumn().setWidth(smallColWidth);
  68                 column.getColumn().setText("Since");
  69                 column.setLabelProvider(new ColumnLabelProvider() {
  70                         private static final long serialVersionUID = -5234573509093747505L;
  71
  72                         public String getText(Object element) {
  73                                 return LangUtils.since(((CmsSession) element).getCreationTime());
  74                         }
  75
  76                         public String getToolTipText(Object element) {
  77                                 return ((CmsSession) element).getCreationTime().toString();
  78                         }
  79                 });
  80                 new ColumnViewerComparator(column);
  81
  82                 // Username
  83                 column = new TableViewerColumn(viewer, SWT.NONE);
  84                 column.getColumn().setWidth(smallColWidth);
  85                 column.getColumn().setText("Username");
  86                 column.setLabelProvider(new ColumnLabelProvider() {
  87                         private static final long serialVersionUID = -5234573509093747505L;
  88
  89                         public String getText(Object element) {
  90                                 String userDn = ((CmsSession) element).getUserDn();
  91                                 return RoleNameUtils.getLastRdnValue(userDn);
  92                         }
  93
  94                         public String getToolTipText(Object element) {
  95                                 return ((CmsSession) element).getUserDn().toString();
  96                         }
  97                 });
  98                 new ColumnViewerComparator(column);
  99
 100                 // UUID
 101                 column = new TableViewerColumn(viewer, SWT.NONE);
 102                 column.getColumn().setWidth(smallColWidth);
 103                 column.getColumn().setText("UUID");
 104                 column.setLabelProvider(new ColumnLabelProvider() {
 105                         private static final long serialVersionUID = -5234573509093747505L;
 106
 107                         public String getText(Object element) {
 108                                 return ((CmsSession) element).uuid().toString();
 109                         }
 110
 111                         public String getToolTipText(Object element) {
 112                                 return getText(element);
 113                         }
 114                 });
 115                 new ColumnViewerComparator(column);
 116
 117                 // Local ID
 118                 column = new TableViewerColumn(viewer, SWT.NONE);
 119                 column.getColumn().setWidth(smallColWidth);
 120                 column.getColumn().setText("Local ID");
 121                 column.setLabelProvider(new ColumnLabelProvider() {
 122                         private static final long serialVersionUID = -5234573509093747505L;
 123
 124                         public String getText(Object element) {
 125                                 return ((CmsSession) element).getLocalId();
 126                         }
 127
 128                         public String getToolTipText(Object element) {
 129                                 return getText(element);
 130                         }
 131                 });
 132                 new ColumnViewerComparator(column);
 133
 134                 viewer.setInput(bc);
 135
 136         }
 137
 138         @Focus
 139         public void setFocus() {
 140                 if (viewer != null)
 141                         viewer.getControl().setFocus();
 142         }
 143
 144         /** Content provider managing the array of bundles */
 145         private static class CmsSessionContentProvider implements IStructuredContentProvider {
 146                 private static final long serialVersionUID = -8533792785725875977L;
 147
 148                 public Object[] getElements(Object inputElement) {
 149                         if (inputElement instanceof BundleContext) {
 150                                 BundleContext bc = (BundleContext) inputElement;
 151                                 Collection<ServiceReference<CmsSession>> srs;
 152                                 try {
 153                                         srs = bc.getServiceReferences(CmsSession.class, null);
 154                                 } catch (InvalidSyntaxException e) {
 155                                         throw new IllegalArgumentException("Cannot retrieve CMS sessions", e);
 156                                 }
 157                                 List<CmsSession> res = new ArrayList<>();
 158                                 for (ServiceReference<CmsSession> sr : srs) {
 159                                         res.add(bc.getService(sr));
 160                                 }
 161                                 return res.toArray();
 162                         }
 163                         return null;
 164                 }
 165
 166                 public void dispose() {
 167                 }
 168
 169                 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
 170                 }
 171         }
 172 }