diff --git a/src/main/java/net/onrc/onos/core/intent/runtime/PathCalcRuntimeModule.java b/src/main/java/net/onrc/onos/core/intent/runtime/PathCalcRuntimeModule.java
index baecd64..8c219c2 100755
--- a/src/main/java/net/onrc/onos/core/intent/runtime/PathCalcRuntimeModule.java
+++ b/src/main/java/net/onrc/onos/core/intent/runtime/PathCalcRuntimeModule.java
@@ -10,9 +10,6 @@
 import java.util.Map.Entry;
 import java.util.concurrent.locks.ReentrantLock;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
 import net.floodlightcontroller.core.module.FloodlightModuleContext;
 import net.floodlightcontroller.core.module.FloodlightModuleException;
 import net.floodlightcontroller.core.module.IFloodlightModule;
@@ -21,14 +18,14 @@
 import net.onrc.onos.core.datagrid.IEventChannel;
 import net.onrc.onos.core.datagrid.IEventChannelListener;
 import net.onrc.onos.core.intent.Intent;
+import net.onrc.onos.core.intent.Intent.IntentState;
 import net.onrc.onos.core.intent.IntentMap;
 import net.onrc.onos.core.intent.IntentOperation;
+import net.onrc.onos.core.intent.IntentOperation.Operator;
 import net.onrc.onos.core.intent.IntentOperationList;
 import net.onrc.onos.core.intent.PathIntent;
 import net.onrc.onos.core.intent.PathIntentMap;
 import net.onrc.onos.core.intent.ShortestPathIntent;
-import net.onrc.onos.core.intent.Intent.IntentState;
-import net.onrc.onos.core.intent.IntentOperation.Operator;
 import net.onrc.onos.core.registry.IControllerRegistryService;
 import net.onrc.onos.core.topology.DeviceEvent;
 import net.onrc.onos.core.topology.INetworkGraphListener;
@@ -37,6 +34,9 @@
 import net.onrc.onos.core.topology.PortEvent;
 import net.onrc.onos.core.topology.SwitchEvent;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 /**
  * @author Toshio Koide (t-koide@onlab.us)
  */