diff --git a/src/main/java/net/floodlightcontroller/core/FloodlightProvider.java b/src/main/java/net/floodlightcontroller/core/FloodlightProvider.java
index cd15927..e20727a 100644
--- a/src/main/java/net/floodlightcontroller/core/FloodlightProvider.java
+++ b/src/main/java/net/floodlightcontroller/core/FloodlightProvider.java
@@ -10,13 +10,13 @@
 import net.floodlightcontroller.core.module.FloodlightModuleException;
 import net.floodlightcontroller.core.module.IFloodlightModule;
 import net.floodlightcontroller.core.module.IFloodlightService;
-import net.floodlightcontroller.core.INetMapTopologyService.ITopoRouteService;
 import net.floodlightcontroller.counter.ICounterStoreService;
 import net.floodlightcontroller.flowcache.IFlowService;
 import net.floodlightcontroller.perfmon.IPktInProcessingTimeService;
 import net.floodlightcontroller.restserver.IRestApiService;
 import net.floodlightcontroller.storage.IStorageSourceService;
 import net.floodlightcontroller.threadpool.IThreadPoolService;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoRouteService;
 import net.onrc.onos.registry.controller.IControllerRegistryService;
 
 public class FloodlightProvider implements IFloodlightModule {
diff --git a/src/main/java/net/floodlightcontroller/core/INetMapService.java b/src/main/java/net/floodlightcontroller/core/INetMapService.java
deleted file mode 100644
index fcc542a..0000000
--- a/src/main/java/net/floodlightcontroller/core/INetMapService.java
+++ /dev/null
@@ -1,5 +0,0 @@
-package net.floodlightcontroller.core;
-
-public interface INetMapService {
-
-}
diff --git a/src/main/java/net/floodlightcontroller/core/internal/Controller.java b/src/main/java/net/floodlightcontroller/core/internal/Controller.java
index dc421a4..ad33c41 100644
--- a/src/main/java/net/floodlightcontroller/core/internal/Controller.java
+++ b/src/main/java/net/floodlightcontroller/core/internal/Controller.java
@@ -54,13 +54,10 @@
 import net.floodlightcontroller.core.IHAListener;
 import net.floodlightcontroller.core.IInfoProvider;
 import net.floodlightcontroller.core.IListener.Command;
-import net.floodlightcontroller.core.INetMapStorage.DM_OPERATION;
-import net.floodlightcontroller.core.INetMapTopologyService.ITopoRouteService;
 import net.floodlightcontroller.core.IOFMessageListener;
 import net.floodlightcontroller.core.IOFSwitch;
 import net.floodlightcontroller.core.IOFSwitchFilter;
 import net.floodlightcontroller.core.IOFSwitchListener;
-import net.floodlightcontroller.core.ISwitchStorage.SwitchState;
 import net.floodlightcontroller.core.annotations.LogMessageDoc;
 import net.floodlightcontroller.core.annotations.LogMessageDocs;
 import net.floodlightcontroller.core.internal.OFChannelState.HandshakeState;
@@ -77,6 +74,9 @@
 import net.floodlightcontroller.storage.OperatorPredicate;
 import net.floodlightcontroller.storage.StorageException;
 import net.floodlightcontroller.threadpool.IThreadPoolService;
+import net.onrc.onos.ofcontroller.core.INetMapStorage.DM_OPERATION;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoRouteService;
+import net.onrc.onos.ofcontroller.core.ISwitchStorage.SwitchState;
 import net.onrc.onos.registry.controller.IControllerRegistryService;
 import net.onrc.onos.registry.controller.IControllerRegistryService.ControlChangeCallback;
 import net.onrc.onos.registry.controller.RegistryException;
diff --git a/src/main/java/net/floodlightcontroller/core/internal/SwitchStorageImpl.java b/src/main/java/net/floodlightcontroller/core/internal/SwitchStorageImpl.java
index b8197b7..275dc21 100644
--- a/src/main/java/net/floodlightcontroller/core/internal/SwitchStorageImpl.java
+++ b/src/main/java/net/floodlightcontroller/core/internal/SwitchStorageImpl.java
@@ -2,9 +2,9 @@
 
 import java.util.Collection;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
-import net.floodlightcontroller.core.ISwitchStorage;
+import net.onrc.onos.ofcontroller.core.ISwitchStorage;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBConnection.GenerateEvent;
 import net.onrc.onos.util.GraphDBConnection.Transaction;
diff --git a/src/main/java/net/floodlightcontroller/core/internal/TopoSwitchServiceImpl.java b/src/main/java/net/floodlightcontroller/core/internal/TopoSwitchServiceImpl.java
index 502fad6..5110957 100644
--- a/src/main/java/net/floodlightcontroller/core/internal/TopoSwitchServiceImpl.java
+++ b/src/main/java/net/floodlightcontroller/core/internal/TopoSwitchServiceImpl.java
@@ -1,8 +1,8 @@
 package net.floodlightcontroller.core.internal;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
-import net.floodlightcontroller.core.INetMapTopologyService.ITopoSwitchService;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoSwitchService;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBConnection.Transaction;
 
diff --git a/src/main/java/net/floodlightcontroller/core/web/TopoSwitchesResource.java b/src/main/java/net/floodlightcontroller/core/web/TopoSwitchesResource.java
index 7a8511b..f431524 100644
--- a/src/main/java/net/floodlightcontroller/core/web/TopoSwitchesResource.java
+++ b/src/main/java/net/floodlightcontroller/core/web/TopoSwitchesResource.java
@@ -2,8 +2,8 @@
 
 import java.util.Iterator;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
 import net.floodlightcontroller.core.internal.TopoSwitchServiceImpl;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
 
 import org.restlet.resource.Get;
 import org.restlet.resource.ServerResource;
diff --git a/src/main/java/net/floodlightcontroller/devicemanager/IDeviceStorage.java b/src/main/java/net/floodlightcontroller/devicemanager/IDeviceStorage.java
index f41e32c..739e6d5 100644
--- a/src/main/java/net/floodlightcontroller/devicemanager/IDeviceStorage.java
+++ b/src/main/java/net/floodlightcontroller/devicemanager/IDeviceStorage.java
@@ -1,7 +1,7 @@
 package net.floodlightcontroller.devicemanager;
 
-import net.floodlightcontroller.core.INetMapStorage;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IDeviceObject;
+import net.onrc.onos.ofcontroller.core.INetMapStorage;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IDeviceObject;
 
 public interface IDeviceStorage extends INetMapStorage {
 	
diff --git a/src/main/java/net/floodlightcontroller/devicemanager/internal/DeviceStorageImpl.java b/src/main/java/net/floodlightcontroller/devicemanager/internal/DeviceStorageImpl.java
index e964b8e..0fbd2dc 100644
--- a/src/main/java/net/floodlightcontroller/devicemanager/internal/DeviceStorageImpl.java
+++ b/src/main/java/net/floodlightcontroller/devicemanager/internal/DeviceStorageImpl.java
@@ -7,12 +7,12 @@
 
 import com.google.common.collect.Lists;
 import com.thinkaurelius.titan.core.TitanException;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IDeviceObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
 import net.floodlightcontroller.core.internal.SwitchStorageImpl;
 import net.floodlightcontroller.devicemanager.IDevice;
 import net.floodlightcontroller.devicemanager.IDeviceStorage;
 import net.floodlightcontroller.devicemanager.SwitchPort;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IDeviceObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBConnection.Transaction;
 
diff --git a/src/main/java/net/floodlightcontroller/devicemanager/web/TopoDevicesResource.java b/src/main/java/net/floodlightcontroller/devicemanager/web/TopoDevicesResource.java
index db7059f..80fadaa 100644
--- a/src/main/java/net/floodlightcontroller/devicemanager/web/TopoDevicesResource.java
+++ b/src/main/java/net/floodlightcontroller/devicemanager/web/TopoDevicesResource.java
@@ -2,7 +2,7 @@
 
 import java.util.Iterator;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IDeviceObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IDeviceObject;
 import net.onrc.onos.util.GraphDBConnection;
 
 import org.restlet.resource.Get;
diff --git a/src/main/java/net/floodlightcontroller/flowcache/FlowManager.java b/src/main/java/net/floodlightcontroller/flowcache/FlowManager.java
index 8aec20f..6eed485 100644
--- a/src/main/java/net/floodlightcontroller/flowcache/FlowManager.java
+++ b/src/main/java/net/floodlightcontroller/flowcache/FlowManager.java
@@ -19,12 +19,6 @@
 import java.util.concurrent.TimeUnit;
 
 import net.floodlightcontroller.core.IFloodlightProviderService;
-import net.floodlightcontroller.core.INetMapStorage;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowEntry;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowPath;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
-import net.floodlightcontroller.core.INetMapTopologyService.ITopoRouteService;
 import net.floodlightcontroller.core.IOFSwitch;
 import net.floodlightcontroller.core.module.FloodlightModuleContext;
 import net.floodlightcontroller.core.module.FloodlightModuleException;
@@ -49,6 +43,12 @@
 import net.floodlightcontroller.util.OFMessageDamper;
 import net.floodlightcontroller.util.Port;
 import net.floodlightcontroller.util.SwitchPort;
+import net.onrc.onos.ofcontroller.core.INetMapStorage;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowEntry;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowPath;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoRouteService;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBConnection.Transaction;
 
diff --git a/src/main/java/net/floodlightcontroller/flowcache/IFlowService.java b/src/main/java/net/floodlightcontroller/flowcache/IFlowService.java
index 6c19fd0..937082f 100644
--- a/src/main/java/net/floodlightcontroller/flowcache/IFlowService.java
+++ b/src/main/java/net/floodlightcontroller/flowcache/IFlowService.java
@@ -2,12 +2,12 @@
 
 import java.util.ArrayList;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowPath;
 import net.floodlightcontroller.core.module.IFloodlightService;
 import net.floodlightcontroller.util.CallerId;
 import net.floodlightcontroller.util.DataPathEndpoints;
 import net.floodlightcontroller.util.FlowId;
 import net.floodlightcontroller.util.FlowPath;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowPath;
 
 /**
  * @short Interface for providing Flow Service to other modules.
diff --git a/src/main/java/net/floodlightcontroller/flowcache/web/GetSummaryFlowsResource.java b/src/main/java/net/floodlightcontroller/flowcache/web/GetSummaryFlowsResource.java
index 5f63222..c5a6823 100644
--- a/src/main/java/net/floodlightcontroller/flowcache/web/GetSummaryFlowsResource.java
+++ b/src/main/java/net/floodlightcontroller/flowcache/web/GetSummaryFlowsResource.java
@@ -2,10 +2,10 @@
 
 import java.util.ArrayList;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowPath;
 import net.floodlightcontroller.flowcache.IFlowService;
 import net.floodlightcontroller.util.FlowId;
 import net.floodlightcontroller.util.FlowPath;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowPath;
 
 import org.restlet.resource.Get;
 import org.restlet.resource.ServerResource;
diff --git a/src/main/java/net/floodlightcontroller/linkdiscovery/ILinkStorage.java b/src/main/java/net/floodlightcontroller/linkdiscovery/ILinkStorage.java
index 90836ca..9a70708 100644
--- a/src/main/java/net/floodlightcontroller/linkdiscovery/ILinkStorage.java
+++ b/src/main/java/net/floodlightcontroller/linkdiscovery/ILinkStorage.java
@@ -2,8 +2,8 @@
 
 import java.util.List;
 
-import net.floodlightcontroller.core.INetMapStorage;
 import net.floodlightcontroller.routing.Link;
+import net.onrc.onos.ofcontroller.core.INetMapStorage;
 
 public interface ILinkStorage extends INetMapStorage {
 	
diff --git a/src/main/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImpl.java b/src/main/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImpl.java
index c8ca86f..fb85636 100644
--- a/src/main/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImpl.java
+++ b/src/main/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImpl.java
@@ -3,11 +3,11 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
 import net.floodlightcontroller.linkdiscovery.ILinkStorage;
 import net.floodlightcontroller.linkdiscovery.LinkInfo;
 import net.floodlightcontroller.routing.Link;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBConnection.Transaction;
 
diff --git a/src/main/java/net/floodlightcontroller/linkdiscovery/internal/TopoLinkServiceImpl.java b/src/main/java/net/floodlightcontroller/linkdiscovery/internal/TopoLinkServiceImpl.java
index 9d5fdba..9c81d7e 100644
--- a/src/main/java/net/floodlightcontroller/linkdiscovery/internal/TopoLinkServiceImpl.java
+++ b/src/main/java/net/floodlightcontroller/linkdiscovery/internal/TopoLinkServiceImpl.java
@@ -3,10 +3,10 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
-import net.floodlightcontroller.core.INetMapTopologyService.ITopoLinkService;
 import net.floodlightcontroller.linkdiscovery.internal.LinkStorageImpl.ExtractLink;
 import net.floodlightcontroller.routing.Link;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoLinkService;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBConnection.Transaction;
 
diff --git a/src/main/java/net/floodlightcontroller/onoslistener/OnosPublisher.java b/src/main/java/net/floodlightcontroller/onoslistener/OnosPublisher.java
index 19ed705..da7461c 100644
--- a/src/main/java/net/floodlightcontroller/onoslistener/OnosPublisher.java
+++ b/src/main/java/net/floodlightcontroller/onoslistener/OnosPublisher.java
@@ -12,13 +12,8 @@
 import org.slf4j.LoggerFactory;
 
 import net.floodlightcontroller.core.IFloodlightProviderService;
-import net.floodlightcontroller.core.INetMapStorage.DM_OPERATION;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
-import net.floodlightcontroller.core.ISwitchStorage.SwitchState;
 import net.floodlightcontroller.core.IOFSwitch;
 import net.floodlightcontroller.core.IOFSwitchListener;
-import net.floodlightcontroller.core.ISwitchStorage;
 import net.floodlightcontroller.core.internal.SwitchStorageImpl;
 import net.floodlightcontroller.core.internal.TopoSwitchServiceImpl;
 import net.floodlightcontroller.core.module.FloodlightModuleContext;
@@ -37,6 +32,11 @@
 import net.floodlightcontroller.linkdiscovery.internal.LinkStorageImpl;
 import net.floodlightcontroller.routing.Link;
 import net.floodlightcontroller.threadpool.IThreadPoolService;
+import net.onrc.onos.ofcontroller.core.ISwitchStorage;
+import net.onrc.onos.ofcontroller.core.INetMapStorage.DM_OPERATION;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
+import net.onrc.onos.ofcontroller.core.ISwitchStorage.SwitchState;
 import net.onrc.onos.registry.controller.IControllerRegistryService;
 import net.onrc.onos.registry.controller.IControllerRegistryService.ControlChangeCallback;
 import net.onrc.onos.registry.controller.RegistryException;
diff --git a/src/main/java/net/floodlightcontroller/routing/TopoRouteService.java b/src/main/java/net/floodlightcontroller/routing/TopoRouteService.java
index 1e002aa..9120de8 100644
--- a/src/main/java/net/floodlightcontroller/routing/TopoRouteService.java
+++ b/src/main/java/net/floodlightcontroller/routing/TopoRouteService.java
@@ -11,9 +11,6 @@
 import java.util.Queue;
 import java.util.Set;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
-import net.floodlightcontroller.core.INetMapTopologyService.ITopoRouteService;
-import net.floodlightcontroller.core.ISwitchStorage.SwitchState;
 import net.floodlightcontroller.core.module.FloodlightModuleContext;
 import net.floodlightcontroller.core.module.FloodlightModuleException;
 import net.floodlightcontroller.core.module.IFloodlightModule;
@@ -23,6 +20,9 @@
 import net.floodlightcontroller.util.FlowEntry;
 import net.floodlightcontroller.util.Port;
 import net.floodlightcontroller.util.SwitchPort;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoRouteService;
+import net.onrc.onos.ofcontroller.core.ISwitchStorage.SwitchState;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.GraphDBConnection.Transaction;
 
diff --git a/src/main/java/net/floodlightcontroller/topology/TopologyManager.java b/src/main/java/net/floodlightcontroller/topology/TopologyManager.java
index 958fc84..27f4df2 100644
--- a/src/main/java/net/floodlightcontroller/topology/TopologyManager.java
+++ b/src/main/java/net/floodlightcontroller/topology/TopologyManager.java
@@ -17,7 +17,6 @@
 import net.floodlightcontroller.core.FloodlightContext;
 import net.floodlightcontroller.core.IFloodlightProviderService;
 import net.floodlightcontroller.core.IFloodlightProviderService.Role;
-import net.floodlightcontroller.core.INetMapStorage.DM_OPERATION;
 import net.floodlightcontroller.core.IOFMessageListener;
 import net.floodlightcontroller.core.IOFSwitch;
 import net.floodlightcontroller.core.IHAListener;
@@ -40,6 +39,7 @@
 import net.floodlightcontroller.routing.Route;
 import net.floodlightcontroller.threadpool.IThreadPoolService;
 import net.floodlightcontroller.topology.web.TopologyWebRoutable;
+import net.onrc.onos.ofcontroller.core.INetMapStorage.DM_OPERATION;
 
 import org.openflow.protocol.OFMessage;
 import org.openflow.protocol.OFPacketIn;
diff --git a/src/main/java/net/floodlightcontroller/topology/web/RouteResource.java b/src/main/java/net/floodlightcontroller/topology/web/RouteResource.java
index 20f39d4..66db33e 100644
--- a/src/main/java/net/floodlightcontroller/topology/web/RouteResource.java
+++ b/src/main/java/net/floodlightcontroller/topology/web/RouteResource.java
@@ -2,7 +2,6 @@
 
 import java.util.List;
 
-import net.floodlightcontroller.core.INetMapTopologyService.ITopoRouteService;
 import net.floodlightcontroller.routing.IRoutingService;
 import net.floodlightcontroller.routing.Route;
 import net.floodlightcontroller.topology.NodePortTuple;
@@ -10,6 +9,7 @@
 import net.floodlightcontroller.util.Dpid;
 import net.floodlightcontroller.util.Port;
 import net.floodlightcontroller.util.SwitchPort;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoRouteService;
 
 import org.openflow.util.HexString;
 import org.restlet.resource.Get;
diff --git a/src/main/java/net/floodlightcontroller/util/FlowPath.java b/src/main/java/net/floodlightcontroller/util/FlowPath.java
index b171b88..d906444 100644
--- a/src/main/java/net/floodlightcontroller/util/FlowPath.java
+++ b/src/main/java/net/floodlightcontroller/util/FlowPath.java
@@ -2,12 +2,12 @@
 
 import java.util.ArrayList;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowEntry;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowPath;
 import net.floodlightcontroller.util.CallerId;
 import net.floodlightcontroller.util.DataPath;
 import net.floodlightcontroller.util.FlowEntryMatch;
 import net.floodlightcontroller.util.FlowId;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowEntry;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowPath;
 
 import org.codehaus.jackson.annotate.JsonProperty;
 
diff --git a/src/main/java/net/onrc/onos/flow/FlowManagerImpl.java b/src/main/java/net/onrc/onos/flow/FlowManagerImpl.java
index b8b3303..6044598 100644
--- a/src/main/java/net/onrc/onos/flow/FlowManagerImpl.java
+++ b/src/main/java/net/onrc/onos/flow/FlowManagerImpl.java
@@ -17,10 +17,6 @@
 import com.tinkerpop.blueprints.Direction;
 import com.tinkerpop.blueprints.Vertex;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowEntry;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowPath;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.floodlightcontroller.core.ISwitchStorage.SwitchState;
 import net.floodlightcontroller.core.IOFSwitch;
 import net.floodlightcontroller.util.DataPath;
 import net.floodlightcontroller.util.Dpid;
@@ -30,6 +26,10 @@
 import net.floodlightcontroller.util.FlowPath;
 import net.floodlightcontroller.util.Port;
 import net.floodlightcontroller.util.SwitchPort;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowEntry;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowPath;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.ISwitchStorage.SwitchState;
 import net.onrc.onos.util.GraphDBConnection;
 import net.onrc.onos.util.LocalTopologyEventListener;
 import net.onrc.onos.util.GraphDBConnection.Transaction;
diff --git a/src/main/java/net/onrc/onos/flow/IFlowManager.java b/src/main/java/net/onrc/onos/flow/IFlowManager.java
index 743f8fb..a3c2965 100644
--- a/src/main/java/net/onrc/onos/flow/IFlowManager.java
+++ b/src/main/java/net/onrc/onos/flow/IFlowManager.java
@@ -3,9 +3,9 @@
 import java.util.Map;
 
 import net.floodlightcontroller.core.IOFSwitch;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
 import net.floodlightcontroller.util.FlowEntry;
 import net.floodlightcontroller.util.FlowPath;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
 
 public interface IFlowManager {
     /**
diff --git a/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java b/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java
index 16cb90b..f657852 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java
@@ -12,7 +12,6 @@
 import java.util.Set;
 
 import net.floodlightcontroller.core.IFloodlightProviderService;
-import net.floodlightcontroller.core.INetMapTopologyService.ITopoRouteService;
 import net.floodlightcontroller.core.IOFSwitch;
 import net.floodlightcontroller.core.module.FloodlightModuleContext;
 import net.floodlightcontroller.core.module.FloodlightModuleException;
@@ -31,6 +30,7 @@
 import net.floodlightcontroller.util.MACAddress;
 import net.floodlightcontroller.util.Port;
 import net.floodlightcontroller.util.SwitchPort;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoRouteService;
 import net.sf.json.JSONArray;
 import net.sf.json.JSONObject;
 import net.sf.json.JSONSerializer;
diff --git a/src/main/java/net/onrc/onos/ofcontroller/core/INetMapService.java b/src/main/java/net/onrc/onos/ofcontroller/core/INetMapService.java
new file mode 100644
index 0000000..8392a32
--- /dev/null
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/INetMapService.java
@@ -0,0 +1,5 @@
+package net.onrc.onos.ofcontroller.core;
+
+public interface INetMapService {
+
+}
diff --git a/src/main/java/net/floodlightcontroller/core/INetMapStorage.java b/src/main/java/net/onrc/onos/ofcontroller/core/INetMapStorage.java
similarity index 90%
rename from src/main/java/net/floodlightcontroller/core/INetMapStorage.java
rename to src/main/java/net/onrc/onos/ofcontroller/core/INetMapStorage.java
index 67c6631..b052540 100644
--- a/src/main/java/net/floodlightcontroller/core/INetMapStorage.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/INetMapStorage.java
@@ -1,7 +1,7 @@
 /**
  * 
  */
-package net.floodlightcontroller.core;
+package net.onrc.onos.ofcontroller.core;
 
 /**
  * @author pankaj
diff --git a/src/main/java/net/floodlightcontroller/core/INetMapTopologyObjects.java b/src/main/java/net/onrc/onos/ofcontroller/core/INetMapTopologyObjects.java
similarity index 98%
rename from src/main/java/net/floodlightcontroller/core/INetMapTopologyObjects.java
rename to src/main/java/net/onrc/onos/ofcontroller/core/INetMapTopologyObjects.java
index 3d5b907..fcb57ea 100644
--- a/src/main/java/net/floodlightcontroller/core/INetMapTopologyObjects.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/INetMapTopologyObjects.java
@@ -1,7 +1,7 @@
-package net.floodlightcontroller.core;
+package net.onrc.onos.ofcontroller.core;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
 import net.floodlightcontroller.flowcache.web.DatapathSummarySerializer;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
 
 import org.codehaus.jackson.annotate.JsonIgnore;
 import org.codehaus.jackson.annotate.JsonProperty;
diff --git a/src/main/java/net/floodlightcontroller/core/INetMapTopologyService.java b/src/main/java/net/onrc/onos/ofcontroller/core/INetMapTopologyService.java
similarity index 93%
rename from src/main/java/net/floodlightcontroller/core/INetMapTopologyService.java
rename to src/main/java/net/onrc/onos/ofcontroller/core/INetMapTopologyService.java
index f217c25..b67ca95 100644
--- a/src/main/java/net/floodlightcontroller/core/INetMapTopologyService.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/INetMapTopologyService.java
@@ -1,16 +1,16 @@
-package net.floodlightcontroller.core;
+package net.onrc.onos.ofcontroller.core;
 
 import java.util.List;
 import java.util.Map;
 
 import net.floodlightcontroller.core.module.IFloodlightService;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IDeviceObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
 import net.floodlightcontroller.routing.Link;
 import net.floodlightcontroller.topology.NodePortTuple;
 import net.floodlightcontroller.util.DataPath;
 import net.floodlightcontroller.util.SwitchPort;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IDeviceObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
 
 public interface INetMapTopologyService extends INetMapService {
 
diff --git a/src/main/java/net/floodlightcontroller/core/ISwitchStorage.java b/src/main/java/net/onrc/onos/ofcontroller/core/ISwitchStorage.java
similarity index 90%
rename from src/main/java/net/floodlightcontroller/core/ISwitchStorage.java
rename to src/main/java/net/onrc/onos/ofcontroller/core/ISwitchStorage.java
index 1219aac..d008220 100644
--- a/src/main/java/net/floodlightcontroller/core/ISwitchStorage.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/ISwitchStorage.java
@@ -1,8 +1,7 @@
-package net.floodlightcontroller.core;
+package net.onrc.onos.ofcontroller.core;
 
 import java.util.Collection;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
 
 import org.openflow.protocol.OFPhysicalPort;
 
diff --git a/src/main/java/net/onrc/onos/util/GraphDBUtils.java b/src/main/java/net/onrc/onos/util/GraphDBUtils.java
index 2522765..134dc12 100644
--- a/src/main/java/net/onrc/onos/util/GraphDBUtils.java
+++ b/src/main/java/net/onrc/onos/util/GraphDBUtils.java
@@ -3,14 +3,14 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IDeviceObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowEntry;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowPath;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
-import net.floodlightcontroller.core.ISwitchStorage.SwitchState;
 import net.floodlightcontroller.util.FlowEntryId;
 import net.floodlightcontroller.util.FlowId;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IDeviceObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowEntry;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowPath;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
+import net.onrc.onos.ofcontroller.core.ISwitchStorage.SwitchState;
 
 import com.thinkaurelius.titan.core.TitanGraph;
 import com.tinkerpop.blueprints.Vertex;
diff --git a/src/main/java/net/onrc/onos/util/IDBUtils.java b/src/main/java/net/onrc/onos/util/IDBUtils.java
index 35803d2..0fe8f25 100644
--- a/src/main/java/net/onrc/onos/util/IDBUtils.java
+++ b/src/main/java/net/onrc/onos/util/IDBUtils.java
@@ -1,12 +1,12 @@
 package net.onrc.onos.util;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IDeviceObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowEntry;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IFlowPath;
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
-import net.floodlightcontroller.core.INetMapTopologyObjects.ISwitchObject;
 import net.floodlightcontroller.util.FlowEntryId;
 import net.floodlightcontroller.util.FlowId;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IDeviceObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowEntry;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowPath;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
 
 public interface IDBUtils {	
 	public ISwitchObject searchSwitch(GraphDBConnection conn, String dpid);
diff --git a/src/main/java/net/onrc/onos/util/LocalTopologyEventListener.java b/src/main/java/net/onrc/onos/util/LocalTopologyEventListener.java
index 61f227d..dd3c2ec 100644
--- a/src/main/java/net/onrc/onos/util/LocalTopologyEventListener.java
+++ b/src/main/java/net/onrc/onos/util/LocalTopologyEventListener.java
@@ -1,8 +1,8 @@
 package net.onrc.onos.util;
 
-import net.floodlightcontroller.core.INetMapTopologyObjects.IPortObject;
 import net.onrc.onos.flow.FlowManagerImpl;
 import net.onrc.onos.flow.IFlowManager;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;