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

   1 //package org.argeo.eclipse.ui.workbench.osgi;
   2 //public class BundlesView {}
   3
   4 package org.argeo.cms.e4.monitoring;
   5
   6 import org.argeo.eclipse.ui.ColumnViewerComparator;
   7 import org.eclipse.e4.ui.di.Focus;
   8 import org.eclipse.jface.viewers.ColumnLabelProvider;
   9 import org.eclipse.jface.viewers.IStructuredContentProvider;
  10 import org.eclipse.jface.viewers.TableViewer;
  11 import org.eclipse.jface.viewers.TableViewerColumn;
  12 import org.eclipse.jface.viewers.Viewer;
  13 import org.eclipse.swt.SWT;
  14 import org.eclipse.swt.widgets.Composite;
  15 import org.osgi.framework.Bundle;
  16 import org.osgi.framework.BundleContext;
  17 import org.osgi.framework.FrameworkUtil;
  18
  19 import jakarta.annotation.PostConstruct;
  20
  21 /**
  22  * Overview of the bundles as a table. Equivalent to Equinox 'ss' console
  23  * command.
  24  */
  25 public class BundlesView {
  26         private final static BundleContext bc = FrameworkUtil.getBundle(BundlesView.class).getBundleContext();
  27         private TableViewer viewer;
  28
  29         @PostConstruct
  30         public void createPartControl(Composite parent) {
  31                 viewer = new TableViewer(parent);
  32                 viewer.setContentProvider(new BundleContentProvider());
  33                 viewer.getTable().setHeaderVisible(true);
  34
  35                 //EclipseUiSpecificUtils.enableToolTipSupport(viewer);
  36
  37                 // ID
  38                 TableViewerColumn column = new TableViewerColumn(viewer, SWT.NONE);
  39                 column.getColumn().setWidth(30);
  40                 column.getColumn().setText("ID");
  41                 column.getColumn().setAlignment(SWT.RIGHT);
  42                 column.setLabelProvider(new ColumnLabelProvider() {
  43                         private static final long serialVersionUID = -3122136344359358605L;
  44
  45                         public String getText(Object element) {
  46                                 return Long.toString(((Bundle) element).getBundleId());
  47                         }
  48                 });
  49                 new ColumnViewerComparator(column);
  50
  51                 // State
  52                 column = new TableViewerColumn(viewer, SWT.NONE);
  53                 column.getColumn().setWidth(18);
  54                 column.getColumn().setText("State");
  55                 column.setLabelProvider(new StateLabelProvider());
  56                 new ColumnViewerComparator(column);
  57
  58                 // Symbolic name
  59                 column = new TableViewerColumn(viewer, SWT.NONE);
  60                 column.getColumn().setWidth(250);
  61                 column.getColumn().setText("Symbolic Name");
  62                 column.setLabelProvider(new ColumnLabelProvider() {
  63                         private static final long serialVersionUID = -4280840684440451080L;
  64
  65                         public String getText(Object element) {
  66                                 return ((Bundle) element).getSymbolicName();
  67                         }
  68                 });
  69                 new ColumnViewerComparator(column);
  70
  71                 // Version
  72                 column = new TableViewerColumn(viewer, SWT.NONE);
  73                 column.getColumn().setWidth(250);
  74                 column.getColumn().setText("Version");
  75                 column.setLabelProvider(new ColumnLabelProvider() {
  76                         private static final long serialVersionUID = 6871926308708629989L;
  77
  78                         public String getText(Object element) {
  79                                 Bundle bundle = (org.osgi.framework.Bundle) element;
  80                                 return bundle.getVersion().toString();
  81                         }
  82                 });
  83                 new ColumnViewerComparator(column);
  84
  85                 viewer.setInput(bc);
  86
  87         }
  88
  89         @Focus
  90         public void setFocus() {
  91                 if (viewer != null)
  92                         viewer.getControl().setFocus();
  93         }
  94
  95         /** Content provider managing the array of bundles */
  96         private static class BundleContentProvider implements IStructuredContentProvider {
  97                 private static final long serialVersionUID = -8533792785725875977L;
  98
  99                 public Object[] getElements(Object inputElement) {
 100                         if (inputElement instanceof BundleContext) {
 101                                 BundleContext bc = (BundleContext) inputElement;
 102                                 return bc.getBundles();
 103                         }
 104                         return null;
 105                 }
 106
 107                 public void dispose() {
 108                 }
 109
 110                 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
 111                 }
 112         }
 113 }