| package org.apache.karaf.webconsole.blueprint.internal.details; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.wicket.model.LoadableDetachableModel; |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.ServiceReference; |
| import org.osgi.service.blueprint.container.BlueprintContainer; |
| import org.osgi.service.blueprint.reflect.ComponentMetadata; |
| |
| class MetadataModel extends LoadableDetachableModel<List<ComponentMetadata>> { |
| |
| private final int bundleId; |
| private final BundleContext context; |
| private ServiceReference reference; |
| |
| public MetadataModel(BundleContext context, int bundleId) { |
| this.context = context; |
| this.bundleId = bundleId; |
| } |
| |
| @Override |
| protected List<ComponentMetadata> load() { |
| Bundle bundle = context.getBundle(bundleId); |
| |
| ServiceReference[] references = bundle.getRegisteredServices(); |
| for (ServiceReference ref : references) { |
| String[] classes = (String[]) ref.getProperty("objectClass"); |
| for (String clazz : classes) { |
| if ("org.osgi.service.blueprint.container.BlueprintContainer".equals(clazz)) { |
| reference = ref; |
| List<ComponentMetadata> metas = new ArrayList<ComponentMetadata>(); |
| metas.addAll(((BlueprintContainer) context.getService(ref)).getMetadata(ComponentMetadata.class)); |
| return metas; |
| } |
| } |
| } |
| throw new IllegalArgumentException("Cannot find blueprint container for bundle " + bundleId); |
| } |
| |
| @Override |
| public void detach() { |
| if (reference != null) { |
| context.ungetService(reference); |
| } |
| } |
| } |