Fixing javadocs.

Change-Id: Ifc894fce6366baf6cfed655b4bfc5885710be77c
diff --git a/src/main/java/org/onosproject/segmentrouting/PolicyHandler.java b/src/main/java/org/onosproject/segmentrouting/PolicyHandler.java
index 5913e5b..5ff8db9 100644
--- a/src/main/java/org/onosproject/segmentrouting/PolicyHandler.java
+++ b/src/main/java/org/onosproject/segmentrouting/PolicyHandler.java
@@ -39,12 +39,15 @@
 
     protected final Logger log = getLogger(getClass());
 
+    // FIXME: references to manager components should be avoided
     private final SegmentRoutingManager srManager;
     private final EventuallyConsistentMap<String, Policy> policyStore;
 
     /**
      * Creates a reference.
-     * @param policyStore
+     *
+     * @param srManager segment routing manager
+     * @param policyStore policy store
      */
     public PolicyHandler(SegmentRoutingManager srManager,
                          EventuallyConsistentMap<String, Policy> policyStore) {