Cleaned up source to suppress warnings.
diff --git a/src/main/java/net/onrc/onos/ofcontroller/flowprogrammer/FlowProgrammer.java b/src/main/java/net/onrc/onos/ofcontroller/flowprogrammer/FlowProgrammer.java
index f7d7b0e..a4f0a8c 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/flowprogrammer/FlowProgrammer.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/flowprogrammer/FlowProgrammer.java
@@ -42,7 +42,6 @@
 public class FlowProgrammer implements IFloodlightModule, 
 				       IOFMessageListener,
 				       IOFSwitchListener {
-    @SuppressWarnings("unused")
     // flag to enable FlowSynchronizer
     private static final boolean enableFlowSync = true;
     protected static Logger log = LoggerFactory.getLogger(FlowProgrammer.class);
@@ -155,8 +154,10 @@
     public void addedSwitch(IOFSwitch sw) {
 	log.debug("Switch added: {}", sw.getId());
 
-	if (enableFlowSync && registryService.hasControl(sw.getId())) {
-	    synchronizer.synchronize(sw);
+	if (enableFlowSync) {
+		if (registryService.hasControl(sw.getId())) {
+		    synchronizer.synchronize(sw);
+		}
 	}
     }
 
diff --git a/src/main/java/net/onrc/onos/ofcontroller/flowprogrammer/FlowPusher.java b/src/main/java/net/onrc/onos/ofcontroller/flowprogrammer/FlowPusher.java
index 630d0f4..16ef83d 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/flowprogrammer/FlowPusher.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/flowprogrammer/FlowPusher.java
@@ -34,7 +34,6 @@
 import net.onrc.onos.ofcontroller.util.FlowEntryAction.*;
 import net.onrc.onos.ofcontroller.util.FlowEntry;
 import net.onrc.onos.ofcontroller.util.FlowEntryActions;
-import net.onrc.onos.ofcontroller.util.FlowEntryId;
 import net.onrc.onos.ofcontroller.util.FlowEntryMatch;
 import net.onrc.onos.ofcontroller.util.FlowEntryUserState;
 import net.onrc.onos.ofcontroller.util.IPv4Net;