*/
package org.opendaylight.protocol.bgp.rib.mock;
+import com.google.common.collect.Lists;
+import com.google.common.eventbus.EventBus;
+
+import io.netty.buffer.Unpooled;
+
import java.io.Closeable;
-import java.util.Arrays;
-import java.util.Iterator;
import java.util.List;
import javax.annotation.concurrent.GuardedBy;
import javax.annotation.concurrent.ThreadSafe;
+import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
import org.opendaylight.protocol.bgp.parser.BGPError;
-import org.opendaylight.protocol.bgp.parser.BGPMessage;
-import org.opendaylight.protocol.bgp.parser.BGPSessionListener;
-import org.opendaylight.protocol.bgp.parser.impl.BGPMessageFactory;
-import org.opendaylight.protocol.bgp.parser.message.BGPNotificationMessage;
-import org.opendaylight.protocol.bgp.rib.impl.BGP;
-import org.opendaylight.protocol.concepts.ListenerRegistration;
-import org.opendaylight.protocol.framework.DeserializerException;
-import org.opendaylight.protocol.framework.DocumentedException;
-import org.opendaylight.protocol.framework.ProtocolMessageFactory;
+import org.opendaylight.protocol.bgp.parser.BGPParsingException;
+import org.opendaylight.protocol.bgp.parser.spi.MessageRegistry;
+import org.opendaylight.protocol.bgp.rib.spi.BGPSessionListener;
import org.opendaylight.protocol.util.ByteArray;
-
-import com.google.common.collect.Lists;
-import com.google.common.eventbus.EventBus;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.NotifyBuilder;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.binding.Notification;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
/**
- *
- * Mock implementation of {@link BGP}.
- *
+ * Mock BGP session. It provides a way how to route a set of messages to BGPSessionListener.
*/
@ThreadSafe
-public final class BGPMock implements BGP, Closeable {
- static final BGPMessage connectionLostMagicMessage = new BGPNotificationMessage(BGPError.CEASE);
-
- @GuardedBy("this")
- private final List<byte[]> allPreviousByteMessages;
- private final List<BGPMessage> allPreviousBGPMessages;
- private final EventBus eventBus;
- @GuardedBy("this")
- private final List<EventBusRegistration> openRegistrations = Lists.newLinkedList();
-
- public BGPMock(final EventBus eventBus, final List<byte[]> bgpMessages) {
- this.allPreviousByteMessages = Lists.newLinkedList(bgpMessages);
- this.eventBus = eventBus;
- this.allPreviousBGPMessages = this.parsePrevious(this.allPreviousByteMessages);
- }
-
- private List<BGPMessage> parsePrevious(final List<byte[]> msgs) {
- final List<BGPMessage> messages = Lists.newArrayList();
- final ProtocolMessageFactory parser = new BGPMessageFactory();
- try {
- for (final byte[] b : msgs) {
-
- final byte[] body = ByteArray.cutBytes(b, 1);
-
- messages.add((BGPMessage) parser.parse(body));
- }
- } catch (final DeserializerException e) {
- e.printStackTrace();
- } catch (final DocumentedException e) {
- e.printStackTrace();
- }
- return messages;
- }
-
- /**
- * @param listener BGPListener
- * @return ListenerRegistration
- */
- @Override
- public synchronized ListenerRegistration<BGPSessionListener> registerUpdateListener(final BGPSessionListener listener) {
- return EventBusRegistration.createAndRegister(this.eventBus, listener, this.allPreviousBGPMessages);
- }
-
- public synchronized void insertConnectionLostEvent() {
- this.insertMessage(connectionLostMagicMessage);
- }
-
- public synchronized void insertMessages(final List<BGPMessage> messages) {
- for (final BGPMessage message : messages)
- this.insertMessage(message);
- }
-
- private synchronized void insertMessage(final BGPMessage message) {
- this.allPreviousBGPMessages.add(message);
- this.eventBus.post(message);
- }
-
- @Override
- public synchronized void close() {
- // unregister all EventBusRegistration instances
- for (final EventBusRegistration registration : this.openRegistrations) {
- registration.close();
- }
- this.openRegistrations.clear();
- }
-
- public boolean isMessageListSame(final List<byte[]> newMessages) {
- if (this.allPreviousBGPMessages.size() != newMessages.size())
- return false;
- final Iterator<byte[]> i1 = this.allPreviousByteMessages.iterator();
- final Iterator<byte[]> i2 = this.allPreviousByteMessages.iterator();
- for (int i = 0; i < this.allPreviousBGPMessages.size(); i++) {
- if (!Arrays.equals(i1.next(), i2.next()))
- return false;
- }
- return true;
- }
-
- public EventBus getEventBus() {
- return this.eventBus;
- }
+public final class BGPMock implements Closeable {
+
+ private static final Logger LOG = LoggerFactory.getLogger(BGPMock.class);
+
+ static final Notification CONNECTION_LOST_MAGIC_MSG = new NotifyBuilder().setErrorCode(BGPError.CEASE.getCode()).build();
+
+ @GuardedBy("this")
+ private final List<byte[]> allPreviousByteMessages;
+ private final List<Notification> allPreviousBGPMessages;
+ private final EventBus eventBus;
+
+ @GuardedBy("this")
+ private final List<EventBusRegistration> openRegistrations = Lists.newLinkedList();
+
+ public BGPMock(final EventBus eventBus, final MessageRegistry registry, final List<byte[]> bgpMessages) {
+ this.allPreviousByteMessages = Lists.newLinkedList(bgpMessages);
+ this.eventBus = eventBus;
+ this.allPreviousBGPMessages = this.parsePrevious(registry, this.allPreviousByteMessages);
+ }
+
+ private List<Notification> parsePrevious(final MessageRegistry registry, final List<byte[]> msgs) {
+ final List<Notification> messages = Lists.newArrayList();
+ try {
+ for (final byte[] b : msgs) {
+
+ final byte[] body = ByteArray.cutBytes(b, 1);
+
+ messages.add(registry.parseMessage(Unpooled.copiedBuffer(body)));
+ }
+ } catch (final BGPDocumentedException | BGPParsingException e) {
+ LOG.warn("Failed to parse message {}", e.getMessage(), e);
+ }
+ return messages;
+ }
+
+ @Override
+ public synchronized void close() {
+ // unregister all EventBusRegistration instances
+ for (final EventBusRegistration registration : this.openRegistrations) {
+ registration.close();
+ }
+ this.openRegistrations.clear();
+ }
+
+ public ListenerRegistration<BGPSessionListener> registerUpdateListener(final BGPSessionListener listener) {
+ return EventBusRegistration.createAndRegister(this.eventBus, listener, this.allPreviousBGPMessages);
+ }
}
Code Review / bgpcep.git / blobdiff