diff --git a/core/api/src/main/java/org/onlab/onos/net/intent/ConnectivityIntent.java b/core/api/src/main/java/org/onlab/onos/net/intent/ConnectivityIntent.java
index e28d8b1..8d634a4 100644
--- a/core/api/src/main/java/org/onlab/onos/net/intent/ConnectivityIntent.java
+++ b/core/api/src/main/java/org/onlab/onos/net/intent/ConnectivityIntent.java
@@ -73,7 +73,12 @@
         return treatment;
     }
 
-
+    /**
+     * Produces a collection of network resources from the given links.
+     *
+     * @param links collection of links
+     * @return collection of link resources
+     */
     protected static Collection<NetworkResource> resources(Collection<Link> links) {
         return ImmutableSet.<NetworkResource>copyOf(links);
     }