1 package org.opendaylight.controller.test.sal.binding.it;
3 import static org.junit.Assert.assertEquals;
4 import static org.junit.Assert.assertNotNull;
6 import java.math.BigInteger;
7 import java.util.ArrayList;
10 import org.junit.Before;
11 import org.junit.Test;
12 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ConsumerContext;
13 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
14 import org.opendaylight.controller.sal.binding.api.BindingAwareConsumer;
15 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
16 import org.opendaylight.controller.sal.binding.api.NotificationService;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.FlowAdded;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.FlowAddedBuilder;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.FlowRemoved;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.FlowUpdated;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SalFlowListener;
22 import org.opendaylight.yangtools.concepts.Registration;
23 import org.opendaylight.yangtools.yang.binding.NotificationListener;
25 public class NoficationTest extends AbstractTest {
27 private FlowListener listener1 = new FlowListener();
28 private FlowListener listener2 = new FlowListener();
30 private Registration<NotificationListener> listener1Reg;
31 private Registration<NotificationListener> listener2Reg;
33 private NotificationProviderService notifyProviderService;
36 public void setUp() throws Exception {
40 public void notificationTest() throws Exception {
43 * The registration of the Provider 1.
46 AbstractTestProvider provider1 = new AbstractTestProvider() {
48 public void onSessionInitiated(ProviderContext session) {
49 notifyProviderService = session.getSALService(NotificationProviderService.class);
53 // registerProvider method calls onSessionInitiated method above
54 broker.registerProvider(provider1, getBundleContext());
55 assertNotNull(notifyProviderService);
59 * The registration of the Consumer 1. It retrieves Notification Service
60 * from MD-SAL and registers SalFlowListener as notification listener
63 BindingAwareConsumer consumer1 = new BindingAwareConsumer() {
65 public void onSessionInitialized(ConsumerContext session) {
66 NotificationService notificationService = session.getSALService(NotificationService.class);
67 assertNotNull(notificationService);
68 listener1Reg = notificationService.registerNotificationListener(listener1);
71 // registerConsumer method calls onSessionInitialized method above
72 broker.registerConsumer(consumer1, getBundleContext());
74 assertNotNull(listener1Reg);
77 * The notification of type FlowAdded with cookie ID 0 is created. The
78 * delay 100ms to make sure that the notification was delivered to
81 notifyProviderService.publish(flowAdded(0));
85 * Check that one notification was delivered and has correct cookie.
88 assertEquals(1, listener1.addedFlows.size());
89 assertEquals(0, listener1.addedFlows.get(0).getCookie().intValue());
92 * The registration of the Consumer 2. SalFlowListener is registered
93 * registered as notification listener.
95 BindingAwareConsumer consumer2 = new BindingAwareConsumer() {
97 public void onSessionInitialized(ConsumerContext session) {
98 listener2Reg = session.getSALService(NotificationProviderService.class).registerNotificationListener(
103 // registerConsumer method calls onSessionInitialized method above
104 broker.registerConsumer(consumer2, getBundleContext());
107 * 3 notifications are published
109 notifyProviderService.publish(flowAdded(5));
110 notifyProviderService.publish(flowAdded(10));
111 notifyProviderService.publish(flowAdded(2));
114 * The delay 100ms to make sure that the notifications were delivered to
120 * Check that 3 notification was delivered to both listeners (first one
121 * received 4 in total, second 3 in total).
124 assertEquals(4, listener1.addedFlows.size());
125 assertEquals(3, listener2.addedFlows.size());
128 * The second listener is closed (unregistered)
131 listener2Reg.close();
135 * The notification 5 is published
137 notifyProviderService.publish(flowAdded(10));
140 * The delay 100ms to make sure that the notification was delivered to
146 * Check that first consumer received 5 notifications in total, second
147 * consumer received only three. Last notification was never received by
148 * second consumer because its listener was unregistered.
151 assertEquals(5, listener1.addedFlows.size());
152 assertEquals(3, listener2.addedFlows.size());
157 * Creates instance of the type FlowAdded. Only cookie value is set. It is
158 * used only for testing purpose.
162 * @return instance of the type FlowAdded
164 public static FlowAdded flowAdded(int i) {
165 FlowAddedBuilder ret = new FlowAddedBuilder();
166 ret.setCookie(BigInteger.valueOf(i));
173 * {@link org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SalFlowListener
174 * SalFlowListener} and contains attributes which keep lists of objects of
176 * {@link org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819. NodeFlow
177 * NodeFlow}. The lists are defined for flows which were added, removed or
180 private static class FlowListener implements SalFlowListener {
182 List<FlowAdded> addedFlows = new ArrayList<>();
183 List<FlowRemoved> removedFlows = new ArrayList<>();
184 List<FlowUpdated> updatedFlows = new ArrayList<>();
187 public void onFlowAdded(FlowAdded notification) {
188 addedFlows.add(notification);
192 public void onFlowRemoved(FlowRemoved notification) {
193 removedFlows.add(notification);
197 public void onFlowUpdated(FlowUpdated notification) {
198 updatedFlows.add(notification);