--- /dev/null
+/*
+ * Copyright (c) 2016 Brocade Communications Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.blueprint.ext;
+
+import org.opendaylight.controller.md.sal.binding.api.NotificationService;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.binding.NotificationListener;
+import org.osgi.framework.Bundle;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Blueprint bean corresponding to the "notification-listener" element that registers a NotificationListener
+ * with the NotificationService.
+ *
+ * @author Thomas Pantelis
+ */
+public class NotificationListenerBean {
+ private static final Logger LOG = LoggerFactory.getLogger(NotificationListenerBean.class);
+ static final String NOTIFICATION_LISTENER = "notification-listener";
+
+ private Bundle bundle;
+ private NotificationService notificationService;
+ private NotificationListener notificationListener;
+ private ListenerRegistration<?> registration;
+
+ public void setNotificationService(NotificationService notificationService) {
+ this.notificationService = notificationService;
+ }
+ public void setNotificationListener(NotificationListener notificationListener) {
+ this.notificationListener = notificationListener;
+ }
+
+ public void setBundle(Bundle bundle) {
+ this.bundle = bundle;
+ }
+
+ @SuppressWarnings({ })
+ public void init() {
+ LOG.debug("{}: init - registering NotificationListener {}", bundle.getSymbolicName(), notificationListener);
+
+ registration = notificationService.registerNotificationListener(notificationListener);
+ }
+
+ public void destroy() {
+ if(registration != null) {
+ registration.close();
+ }
+ }
+}
import org.apache.aries.blueprint.mutable.MutableServiceReferenceMetadata;
import org.apache.aries.blueprint.mutable.MutableValueMetadata;
import org.opendaylight.controller.blueprint.BlueprintContainerRestartService;
+import org.opendaylight.controller.md.sal.binding.api.NotificationService;
import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
import org.osgi.service.blueprint.container.ComponentDefinitionException;
import org.osgi.service.blueprint.reflect.BeanMetadata;
public static final String NAMESPACE_1_0_0 = "http://opendaylight.org/xmlns/blueprint/v1.0.0";
static final String ROUTED_RPC_REG_CONVERTER_NAME = "org.opendaylight.blueprint.RoutedRpcRegConverter";
static final String RPC_REGISTRY_NAME = "org.opendaylight.blueprint.RpcRegistry";
+ static final String NOTIFICATION_SERVICE_NAME = "org.opendaylight.blueprint.NotificationService";
private static final Logger LOG = LoggerFactory.getLogger(OpendaylightNamespaceHandler.class);
private static final String COMPONENT_PROCESSOR_NAME = ComponentProcessor.class.getName();
return parseRoutedRpcImplementation(element, context);
} else if (nodeNameEquals(element, RPC_SERVICE)) {
return parseRpcService(element, context);
+ } else if (nodeNameEquals(element, NotificationListenerBean.NOTIFICATION_LISTENER)) {
+ return parseNotificationListener(element, context);
}
throw new ComponentDefinitionException("Unsupported standalone element: " + element.getNodeName());
}
}
+ private Metadata parseNotificationListener(Element element, ParserContext context) {
+ registerNotificationServiceRefBean(context);
+
+ MutableBeanMetadata metadata = context.createMetadata(MutableBeanMetadata.class);
+ metadata.setId(context.generateId());
+ metadata.setScope(BeanMetadata.SCOPE_SINGLETON);
+ metadata.setActivation(ReferenceMetadata.ACTIVATION_EAGER);
+ metadata.setRuntimeClass(NotificationListenerBean.class);
+ metadata.setInitMethod("init");
+ metadata.setDestroyMethod("destroy");
+ metadata.addProperty("bundle", createRef(context, "blueprintBundle"));
+ metadata.addProperty("notificationService", createRef(context, NOTIFICATION_SERVICE_NAME));
+ metadata.addProperty("notificationListener", createRef(context, element.getAttribute(REF_ATTR)));
+
+ LOG.debug("parseNotificationListener returning {}", metadata);
+
+ return metadata;
+ }
+
+ private void registerNotificationServiceRefBean(ParserContext context) {
+ ComponentDefinitionRegistry registry = context.getComponentDefinitionRegistry();
+ if(registry.getComponentDefinition(NOTIFICATION_SERVICE_NAME) == null) {
+ MutableReferenceMetadata metadata = createServiceRef(context, NotificationService.class, null);
+ metadata.setId(NOTIFICATION_SERVICE_NAME);
+ registry.registerComponentDefinition(metadata);
+ }
+ }
+
private static ValueMetadata createValue(ParserContext context, String value) {
MutableValueMetadata m = context.createMetadata(MutableValueMetadata.class);
m.setStringValue(value);