Fix Javadoc warnings

Change-Id: I366f2b9f3c11645a3392e0689619bfbad7a9eedd

@@ -135,7 +135,7 @@ public class BandwidthCalendarResource extends BaseResource {
      * @param srcPort the source port (-1 if src/dest is a host)
      * @param dstPort the destination port (-1 if src/dest is a host)
      * @param bandwidth the bandwidth (mbps) requirement for the path
-     * @return @return Intent state, "INSTALLED", if successful,
+     * @return Intent state, "INSTALLED", if successful,
      *         server error message or "FAILED" if failed to modify any direction intent
      */
     @javax.ws.rs.Path("/{intentKey}/{src}/{dst}/{srcPort}/{dstPort}/{bandwidth}")

@@ -56,9 +56,11 @@ public interface TransactionContext {
 
     /**
      * Creates a new transactional map.
+     * @param <K> key type
+     * @param <V> value type
      * @param mapName name of the transactional map.
      * @param serializer serializer to use for encoding/decoding keys and vaulues.
      * @return new Transactional Map.
      */
     <K, V> TransactionalMap<K, V> createTransactionalMap(String mapName, Serializer serializer);
-}
\ No newline at end of file
+}

@@ -363,6 +363,7 @@ public class IntentManager
      * Generate a {@link FlowRuleOperations} instance from the specified intent data.
      *
      * @param current intent data stored in the store
+     * @param pending intent data that is pending
      * @return flow rule operations
      */
     // TODO: make this non-public due to short term hack for ONOS-1051