first commit
diff --git a/src/main/java/net/onrc/onos/graph/LocalTopologyEventListener.java b/src/main/java/net/onrc/onos/graph/LocalTopologyEventListener.java
index f83e7c2..fc8a196 100644
--- a/src/main/java/net/onrc/onos/graph/LocalTopologyEventListener.java
+++ b/src/main/java/net/onrc/onos/graph/LocalTopologyEventListener.java
@@ -11,94 +11,102 @@
 import com.tinkerpop.blueprints.Direction;
 import com.tinkerpop.blueprints.Edge;
 import com.tinkerpop.blueprints.Vertex;
+import com.tinkerpop.blueprints.impls.ramcloud.*;
+import java.util.Map;
 
 public class LocalTopologyEventListener implements LocalGraphChangedListener {
-	
-	protected static Logger log = LoggerFactory.getLogger(LocalTopologyEventListener.class);
-	protected static GraphDBConnection conn;
-	
-	public LocalTopologyEventListener(GraphDBConnection conn) {
-		LocalTopologyEventListener.conn = conn;		
-	}
 
-	@Override
-	public void edgeAdded(Edge arg0) {
-		// TODO Auto-generated method stub
-		// Convert this Event into NetMapEvent (LinkAdded, FlowEntryEnabled, HostAttached, PortEnabled)
-	}
+    protected static Logger log = LoggerFactory.getLogger(LocalTopologyEventListener.class);
+    protected static DBConnection conn;
 
+    public LocalTopologyEventListener(DBConnection conn) {
+        LocalTopologyEventListener.conn = conn;
+    }
 
-	@Override
-	public void edgePropertyRemoved(Edge arg0, String arg1, Object arg2) {
-		// TODO Auto-generated method stub
-		// Currently not needed
+    @Override
+    public void edgeAdded(Edge arg0) {
+        // TODO Auto-generated method stub
+        // Convert this Event into NetMapEvent (LinkAdded, FlowEntryEnabled, HostAttached, PortEnabled)
+    }
 
-	}
+    @Override
+    public void edgePropertyRemoved(Edge arg0, String arg1, Object arg2) {
+        // TODO Auto-generated method stub
+        // Currently not needed
+    }
 
-	@Override
-	public void edgeRemoved(Edge e) {
-		// TODO Auto-generated method stub
-		// Fire NetMapEvents (LinkRemoved, FlowEntryRemoved, HostRemoved, PortRemoved)
-		TitanEdge edge = (TitanEdge) e;
-		log.debug("TopologyEvents: Received edge removed event: {}",edge.toString());
-		String label = edge.getLabel();
-		if (label.equals("link")) {
-			Vertex v = edge.getVertex(Direction.IN);
-			IPortObject src_port = conn.getFramedGraph().frame(v, IPortObject.class);
-			v = edge.getVertex(Direction.OUT);
-			IPortObject dest_port = conn.getFramedGraph().frame(v, IPortObject.class);
+    public void edgeRemoved(Edge e) {
+        Edge edge; 
+        if (e instanceof com.tinkerpop.blueprints.impls.ramcloud.RamCloudEdge) {
+            edge = (RamCloudEdge) e;
+        } else {
+            edge = (TitanEdge) e;
+        }
+        // TODO Auto-generated method stub
+        // Fire NetMapEvents (LinkRemoved, FlowEntryRemoved, HostRemoved, PortRemoved)
+        // TitanEdge edge = (TitanEdge) e;
+        log.debug("TopologyEvents: Received edge removed event: {}", edge.toString());
+        String label = edge.getLabel();
+        if (label.equals("link")) {
+            Vertex v = edge.getVertex(Direction.IN);
+            IPortObject src_port = (IPortObject)conn.getFramedGraph().frame(v, IPortObject.class);
+            v = edge.getVertex(Direction.OUT);
+            IPortObject dest_port = (IPortObject)conn.getFramedGraph().frame(v, IPortObject.class);
 
-			log.debug("TopologyEvents: link broken {}", new Object []{src_port.getSwitch().getDPID(),
-																src_port.getNumber(),
-																dest_port.getSwitch().getDPID(),
-																dest_port.getNumber()});
-			IFlowManager manager = new FlowManagerImpl();
-			// TODO: Find the flows and add to reconcile queue
-			manager.reconcileFlows(src_port);
-		}
-	}
+            log.debug("TopologyEvents: link broken {}", new Object[]{src_port.getSwitch().getDPID(),
+                src_port.getNumber(),
+                dest_port.getSwitch().getDPID(),
+                dest_port.getNumber()});
+            IFlowManager manager = new FlowManagerImpl();
+            // TODO: Find the flows and add to reconcile queue
+            manager.reconcileFlows(src_port);
+        }
+    }
 
-	@Override
-	public void vertexAdded(Vertex arg0) {
-		// TODO Auto-generated method stub
+    @Override
+    public void vertexAdded(Vertex arg0) {
+        // TODO Auto-generated method stub
+    }
 
-	}
+    @Override
+    public void vertexPropertyRemoved(Vertex arg0, String arg1, Object arg2) {
+        // TODO Auto-generated method stub
+    }
 
-	@Override
-	public void vertexPropertyRemoved(Vertex arg0, String arg1, Object arg2) {
-		// TODO Auto-generated method stub
+    public void vertexRemoved(Vertex vertex) {
+        // TODO Auto-generated method stub
+        // Generate NetMapEvents 
+        String type = (String) vertex.getProperty("type");
+        log.debug("TopologyEvents: Received vertex removed event: {}", vertex.toString());
+        if (type.equals("port")) {
+            // port is removed...lets fire reconcile here directly for now
 
-	}
+            IPortObject src_port = (IPortObject)conn.getFramedGraph().frame(vertex, IPortObject.class);
+            log.debug("TopologyEvents: Port removed: {}:{}", src_port.getSwitch().getDPID(), src_port.getNumber());
+            IFlowManager manager = new FlowManagerImpl();
+            manager.reconcileFlows(src_port);
+        }
+    }
 
-	@Override
-	public void vertexRemoved(Vertex vertex) {
-		// TODO Auto-generated method stub
-		// Generate NetMapEvents 
-		String type = (String) vertex.getProperty("type");
-		log.debug("TopologyEvents: Received vertex removed event: {}",vertex.toString());
-		if (type.equals("port")) {
-			// port is removed...lets fire reconcile here directly for now
-			
-			IPortObject src_port = conn.getFramedGraph().frame(vertex, IPortObject.class);
-			log.debug("TopologyEvents: Port removed: {}:{}",src_port.getSwitch().getDPID(),src_port.getNumber());
-			IFlowManager manager = new FlowManagerImpl();
-			manager.reconcileFlows(src_port);			
-		}
-	}
+    @Override
+    public void edgePropertyChanged(Edge arg0, String arg1, Object arg2,
+            Object arg3) {
+        // TODO Auto-generated method stub
+    }
 
+    @Override
+    public void vertexPropertyChanged(Vertex arg0, String arg1, Object arg2,
+            Object arg3) {
+        // TODO Auto-generated method stub
+    }
 
-	@Override
-	public void edgePropertyChanged(Edge arg0, String arg1, Object arg2,
-			Object arg3) {
-		// TODO Auto-generated method stub
-		
-	}
+    @Override
+    public void vertexRemoved(Vertex vertex, Map<String, Object> props) {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
 
-	@Override
-	public void vertexPropertyChanged(Vertex arg0, String arg1, Object arg2,
-			Object arg3) {
-		// TODO Auto-generated method stub
-		
-	}
-
+    @Override
+    public void edgeRemoved(Edge edge, Map<String, Object> props) {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
 }