[ONOS-3117] add listener to PortPairManager
Change-Id: I261527308da725996dbae34bddb855c0cacc6367
diff --git a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairService.java b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairService.java
index f99cc2c..e98a6a2 100644
--- a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairService.java
+++ b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/PortPairService.java
@@ -77,4 +77,18 @@
* @return true if the give port pair is deleted successfully.
*/
boolean removePortPair(PortPairId portPairId);
+
+ /**
+ * Adds the specified listener to Port-Pair manager.
+ *
+ * @param listener Port-Pair listener
+ */
+ void addListener(PortPairListener listener);
+
+ /**
+ * Removes the specified listener to Port-Pair manager.
+ *
+ * @param listener Port-Pair listener
+ */
+ void removeListener(PortPairListener listener);
}
diff --git a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/impl/PortPairManager.java b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/impl/PortPairManager.java
index 93c8782..ad6fd4b 100644
--- a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/impl/PortPairManager.java
+++ b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/portpair/impl/PortPairManager.java
@@ -19,6 +19,7 @@
import static org.slf4j.LoggerFactory.getLogger;
import java.util.Collections;
+import java.util.Set;
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
@@ -34,9 +35,12 @@
import org.onosproject.store.service.WallClockTimestamp;
import org.onosproject.vtnrsc.PortPair;
import org.onosproject.vtnrsc.PortPairId;
+import org.onosproject.vtnrsc.portpair.PortPairListener;
import org.onosproject.vtnrsc.portpair.PortPairService;
import org.slf4j.Logger;
+import com.google.common.collect.Sets;
+
/**
* Provides implementation of the portPairService.
*/
@@ -44,11 +48,12 @@
@Service
public class PortPairManager implements PortPairService {
- private final Logger log = getLogger(getClass());
-
private static final String PORT_PAIR_ID_NULL = "PortPair ID cannot be null";
private static final String PORT_PAIR_NULL = "PortPair cannot be null";
+ private static final String LISTENER_NOT_NULL = "Listener cannot be null";
+ private final Logger log = getLogger(getClass());
+ private final Set<PortPairListener> listeners = Sets.newCopyOnWriteArraySet();
private EventuallyConsistentMap<PortPairId, PortPair> portPairStore;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
@@ -73,6 +78,7 @@
@Deactivate
public void deactivate() {
portPairStore.destroy();
+ listeners.clear();
log.info("Stopped");
}
@@ -143,4 +149,16 @@
}
return true;
}
+
+ @Override
+ public void addListener(PortPairListener listener) {
+ checkNotNull(listener, LISTENER_NOT_NULL);
+ listeners.add(listener);
+ }
+
+ @Override
+ public void removeListener(PortPairListener listener) {
+ checkNotNull(listener, LISTENER_NOT_NULL);
+ listeners.remove(listener);
+ }
}