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+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.honeycomb.tutorial.notif;
+
+import io.fd.honeycomb.notification.ManagedNotificationProducer;
+import io.fd.honeycomb.notification.NotificationCollector;
+import java.util.Collection;
+import java.util.Collections;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.sample.plugin.rev160918.SampleNotification;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.sample.plugin.rev160918.SampleNotificationBuilder;
+import org.opendaylight.yangtools.yang.binding.Notification;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Notification producer for sample plugin
+ */
+public class SampleNotificationProducer implements ManagedNotificationProducer {
+
+ private static final Logger LOG = LoggerFactory.getLogger(SampleNotificationProducer.class);
+
+ private Thread thread;
+
+ @Override
+ public void start(@Nonnull final NotificationCollector collector) {
+ LOG.info("Starting notification stream for interfaces");
+
+ // Simulating notification producer
+ thread = new Thread(() -> {
+ while(true) {
+ if (Thread.currentThread().isInterrupted()) {
+ return;
+ }
+
+ try {
+ Thread.sleep(2000);
+ } catch (InterruptedException e) {
+ Thread.currentThread().interrupt();
+ break;
+ }
+
+ final SampleNotification notification = new SampleNotificationBuilder()
+ .setContent("Hello world " + System.currentTimeMillis())
+ .build();
+ LOG.info("Emitting notification: {}", notification);
+ collector.onNotification(notification);
+ }
+ }, "NotificationProducer");
+ thread.setDaemon(true);
+ thread.start();
+ }
+
+ @Override
+ public void stop() {
+ if(thread != null) {
+ thread.interrupt();
+ }
+ }
+
+ @Nonnull
+ @Override
+ public Collection<Class<? extends Notification>> getNotificationTypes() {
+ // Producing only this single type of notification
+ return Collections.singleton(SampleNotification.class);
+ }
+
+ @Override
+ public void close() throws Exception {
+ stop();
+ }
+}