Merge tag 'v2.3.20' into testing

[gpl/argeo-jcr.git] / swt / org.argeo.tool.devops.e4 / src / org / argeo / cms / e4 / monitoring / ModulesView.java

diff --git a/swt/org.argeo.tool.devops.e4/src/org/argeo/cms/e4/monitoring/ModulesView.java b/swt/org.argeo.tool.devops.e4/src/org/argeo/cms/e4/monitoring/ModulesView.java
new file mode 100644 (file)
index 0000000..04fec78
--- /dev/null
+++ b/swt/org.argeo.tool.devops.e4/src/org/argeo/cms/e4/monitoring/ModulesView.java
@@ -0,0 +1,91 @@
+package org.argeo.cms.e4.monitoring;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import jakarta.annotation.PostConstruct;
+
+import org.argeo.cms.ux.widgets.TreeParent;
+import org.eclipse.e4.ui.di.Focus;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.Composite;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.FrameworkUtil;
+
+/** The OSGi runtime from a module perspective. */
+public class ModulesView {
+       private final static BundleContext bc = FrameworkUtil.getBundle(ModulesView.class).getBundleContext();
+       private TreeViewer viewer;
+
+       @PostConstruct
+       public void createPartControl(Composite parent) {
+               viewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
+               viewer.setContentProvider(new ModulesContentProvider());
+               viewer.setLabelProvider(new ModulesLabelProvider());
+               viewer.setInput(bc);
+       }
+
+       @Focus
+       public void setFocus() {
+               viewer.getTree().setFocus();
+       }
+
+       private class ModulesContentProvider implements ITreeContentProvider {
+               private static final long serialVersionUID = 3819934804640641721L;
+
+               public Object[] getElements(Object inputElement) {
+                       return getChildren(inputElement);
+               }
+
+               public Object[] getChildren(Object parentElement) {
+                       if (parentElement instanceof BundleContext) {
+                               BundleContext bundleContext = (BundleContext) parentElement;
+                               Bundle[] bundles = bundleContext.getBundles();
+
+                               List<BundleNode> modules = new ArrayList<BundleNode>();
+                               for (Bundle bundle : bundles) {
+                                       if (bundle.getState() == Bundle.ACTIVE)
+                                               modules.add(new BundleNode(bundle, true));
+                               }
+                               return modules.toArray();
+                       } else if (parentElement instanceof TreeParent) {
+                               return ((TreeParent) parentElement).getChildren();
+                       } else {
+                               return null;
+                       }
+               }
+
+               public Object getParent(Object element) {
+                       // TODO Auto-generated method stub
+                       return null;
+               }
+
+               public boolean hasChildren(Object element) {
+                       if (element instanceof TreeParent) {
+                               return ((TreeParent) element).hasChildren();
+                       }
+                       return false;
+               }
+
+               public void dispose() {
+               }
+
+               public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+               }
+       }
+
+       private class ModulesLabelProvider extends StateLabelProvider {
+               private static final long serialVersionUID = 5290046145534824722L;
+
+               @Override
+               public String getText(Object element) {
+                       if (element instanceof BundleNode)
+                               return element.toString() + " [" + ((BundleNode) element).getBundle().getBundleId() + "]";
+                       return element.toString();
+               }
+       }
+}