javadoc fixes

Change-Id: I3b4fc2d99f42b2413a535fb411b9c19bdd186ad8
diff --git a/core/api/src/main/java/org/onlab/onos/net/intent/Intent.java b/core/api/src/main/java/org/onlab/onos/net/intent/Intent.java
index 885b851..657a3e4 100644
--- a/core/api/src/main/java/org/onlab/onos/net/intent/Intent.java
+++ b/core/api/src/main/java/org/onlab/onos/net/intent/Intent.java
@@ -91,6 +91,7 @@
      * Produces an intent identifier backed by hash-like fingerprint for the
      * specified class of intent and its constituent fields.
      *
+     * @param intentClass Class of the intent
      * @param fields intent fields
      * @return intent identifier
      */
diff --git a/core/api/src/main/java/org/onlab/onos/net/intent/IntentInstaller.java b/core/api/src/main/java/org/onlab/onos/net/intent/IntentInstaller.java
index 7566210..93d8a40 100644
--- a/core/api/src/main/java/org/onlab/onos/net/intent/IntentInstaller.java
+++ b/core/api/src/main/java/org/onlab/onos/net/intent/IntentInstaller.java
@@ -27,6 +27,7 @@
      * Installs the specified intent to the environment.
      *
      * @param intent intent to be installed
+     * @return FlowRule operations to install
      * @throws IntentException if issues are encountered while installing the intent
      */
     List<FlowRuleBatchOperation> install(T intent);
@@ -35,6 +36,7 @@
      * Uninstalls the specified intent from the environment.
      *
      * @param intent intent to be uninstalled
+     * @return FlowRule operations to uninstall
      * @throws IntentException if issues are encountered while uninstalling the intent
      */
     List<FlowRuleBatchOperation> uninstall(T intent);
diff --git a/core/api/src/main/java/org/onlab/onos/net/intent/IntentService.java b/core/api/src/main/java/org/onlab/onos/net/intent/IntentService.java
index 9cffb11..090af63 100644
--- a/core/api/src/main/java/org/onlab/onos/net/intent/IntentService.java
+++ b/core/api/src/main/java/org/onlab/onos/net/intent/IntentService.java
@@ -59,6 +59,7 @@
      * affected at later time.
      * </p>
      * @param operations batch of intent operations
+     * @return Future to get execution result
      */
     Future<IntentOperations> execute(IntentOperations operations);
 
diff --git a/core/api/src/main/java/org/onlab/onos/net/intent/PathIntent.java b/core/api/src/main/java/org/onlab/onos/net/intent/PathIntent.java
index 60ba70c..0e9fa6d 100644
--- a/core/api/src/main/java/org/onlab/onos/net/intent/PathIntent.java
+++ b/core/api/src/main/java/org/onlab/onos/net/intent/PathIntent.java
@@ -42,6 +42,7 @@
      * @param selector  traffic selector
      * @param treatment treatment
      * @param path      traversed links
+     * @param resourceRequests link resource request
      * @throws NullPointerException {@code path} is null
      */
     public PathIntent(ApplicationId appId, TrafficSelector selector,
diff --git a/core/api/src/main/java/org/onlab/onos/net/intent/PointToPointIntentWithBandwidthConstraint.java b/core/api/src/main/java/org/onlab/onos/net/intent/PointToPointIntentWithBandwidthConstraint.java
index d5c4d57..a9b614c 100644
--- a/core/api/src/main/java/org/onlab/onos/net/intent/PointToPointIntentWithBandwidthConstraint.java
+++ b/core/api/src/main/java/org/onlab/onos/net/intent/PointToPointIntentWithBandwidthConstraint.java
@@ -46,6 +46,7 @@
      * @param treatment    treatment
      * @param ingressPoint ingress port
      * @param egressPoint  egress port
+     * @param bandwidthResourceRequest bandwidth resource request
      * @throws NullPointerException if {@code ingressPoint} or {@code egressPoints} is null.
      */
     public PointToPointIntentWithBandwidthConstraint(ApplicationId appId, TrafficSelector selector,