Checkstyle and pmd fixes for new MatchAction service

Change-Id: I13efd4c7a29e19b782c126132d151ac377db3a4c
diff --git a/src/main/java/net/onrc/onos/core/matchaction/MatchActionOperationsId.java b/src/main/java/net/onrc/onos/core/matchaction/MatchActionOperationsId.java
index 93f2ec7..a05dd90 100644
--- a/src/main/java/net/onrc/onos/core/matchaction/MatchActionOperationsId.java
+++ b/src/main/java/net/onrc/onos/core/matchaction/MatchActionOperationsId.java
@@ -13,6 +13,8 @@
 
     /**
      * Constructs an Operations identifier and from a unique identifier.
+     *
+     * @param newId unique identifier to use for the new Id object
      */
     public MatchActionOperationsId(final long newId) {
         id = newId;