X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Ftopologymanager%2Fimplementation%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Ftopologymanager%2Finternal%2FTopologyManagerImpl.java;h=7452abbbb4af7952ae7b569b36d1498bb51f0dfe;hb=refs%2Fchanges%2F56%2F1656%2F4;hp=5a38ecd4a61db131623b1e56efef7849bbba2800;hpb=72fae1984afe741a93435269545f0346671cf305;p=controller.git

diff --git a/opendaylight/topologymanager/implementation/src/main/java/org/opendaylight/controller/topologymanager/internal/TopologyManagerImpl.java b/opendaylight/topologymanager/implementation/src/main/java/org/opendaylight/controller/topologymanager/internal/TopologyManagerImpl.java
index 5a38ecd4a6..7452abbbb4 100644
--- a/opendaylight/topologymanager/implementation/src/main/java/org/opendaylight/controller/topologymanager/internal/TopologyManagerImpl.java
+++ b/opendaylight/topologymanager/implementation/src/main/java/org/opendaylight/controller/topologymanager/internal/TopologyManagerImpl.java
@@ -20,7 +20,6 @@ import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
-import java.util.Map.Entry;
 import java.util.Set;
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.ConcurrentHashMap;
@@ -70,7 +69,7 @@ import org.slf4j.LoggerFactory;
  * topology database and notifies all the listeners of topology changes.
  */
 public class TopologyManagerImpl implements
-        ICacheUpdateAware,
+        ICacheUpdateAware<Object, Object>,
         ITopologyManager,
         IConfigurationContainerAware,
         IListenTopoUpdates,
@@ -116,14 +115,6 @@ public class TopologyManagerImpl implements
         if (this.topologyManagerAware != null) {
             log.debug("Adding ITopologyManagerAware: {}", s);
             this.topologyManagerAware.add(s);
-            // Reply all the known edges
-            if (this.edgesDB != null) {
-                List<TopoEdgeUpdate> existingEdges = new ArrayList<TopoEdgeUpdate>();
-                for (Entry<Edge, Set<Property>> entry : this.edgesDB.entrySet()) {
-                    existingEdges.add(new TopoEdgeUpdate(entry.getKey(), entry.getValue(), UpdateType.ADDED));
-                }
-                s.edgeUpdate(existingEdges);
-            }
         }
     }
 
@@ -138,14 +129,6 @@ public class TopologyManagerImpl implements
         if (this.topologyManagerClusterWideAware != null) {
             log.debug("Adding ITopologyManagerClusterWideAware: {}", s);
             this.topologyManagerClusterWideAware.add(s);
-            // Reply all the known edges
-            if (this.edgesDB != null) {
-                List<TopoEdgeUpdate> existingEdges = new ArrayList<TopoEdgeUpdate>();
-                for (Entry<Edge, Set<Property>> entry : this.edgesDB.entrySet()) {
-                    existingEdges.add(new TopoEdgeUpdate(entry.getKey(), entry.getValue(), UpdateType.ADDED));
-                }
-                s.edgeUpdate(existingEdges);
-            }
         }
     }
 
@@ -217,7 +200,7 @@ public class TopologyManagerImpl implements
         notifyThread = new Thread(new TopologyNotify(notifyQ));
     }
 
-    @SuppressWarnings({ "unchecked", "deprecation" })
+    @SuppressWarnings({ "unchecked" })
     private void allocateCaches() {
         try {
             this.edgesDB =
@@ -260,7 +243,7 @@ public class TopologyManagerImpl implements
         }
     }
 
-    @SuppressWarnings({ "unchecked", "deprecation" })
+    @SuppressWarnings({ "unchecked" })
     private void retrieveCaches() {
         if (this.clusterContainerService == null) {
             log.error("Cluster Services is null, can't retrieve caches.");
@@ -538,18 +521,29 @@ public class TopologyManagerImpl implements
         }
     }
 
-    private boolean nodeConnectorsExist(Edge e) {
+    private boolean headNodeConnectorExist(Edge e) {
+        /*
+         * Only check the head end point which is supposed to be part of a
+         * network node we control (present in our inventory). If we checked the
+         * tail end point as well, we would not store the edges that connect to
+         * a non sdn enable port on a non sdn capable production switch. We want
+         * to be able to see these switches on the topology.
+         */
         NodeConnector head = e.getHeadNodeConnector();
-        NodeConnector tail = e.getTailNodeConnector();
-        return (switchManager.doesNodeConnectorExist(head) &&
-                switchManager.doesNodeConnectorExist(tail));
+        return (switchManager.doesNodeConnectorExist(head));
     }
 
     private TopoEdgeUpdate edgeUpdate(Edge e, UpdateType type, Set<Property> props) {
         switch (type) {
         case ADDED:
-            // Ensure that both tail and head node connectors exist.
-            if (!nodeConnectorsExist(e)) {
+            // Avoid redundant update as notifications trigger expensive tasks
+            if (edgesDB.containsKey(e)) {
+                log.trace("Skipping redundant edge addition: {}", e);
+                return null;
+            }
+
+            // Ensure that head node connector exists
+            if (!headNodeConnectorExist(e)) {
                 log.warn("Ignore edge that contains invalid node connector: {}", e);
                 return null;
             }
@@ -913,7 +907,7 @@ public class TopologyManagerImpl implements
     public void entryUpdated(final Object key, final Object new_value, final String cacheName, final boolean originLocal) {
         if (cacheName.equals(TOPOEDGESDB)) {
             final Edge e = (Edge) key;
-            log.trace("Edge {} CHANGED isLocal:{}", e, originLocal);
+            log.trace("Edge {} UPDATED isLocal:{}", e, originLocal);
             final Set<Property> props = (Set<Property>) new_value;
             edgeUpdateClusterWide(e, UpdateType.CHANGED, props, originLocal);
         }