Fix javadoc issues

Change-Id: I68b5e8feba625104f9a5c9eb62a56654ddea0516
diff --git a/core/api/src/main/java/org/onosproject/net/flow/CompletedBatchOperation.java b/core/api/src/main/java/org/onosproject/net/flow/CompletedBatchOperation.java
index b9c1387..d78d486 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/CompletedBatchOperation.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/CompletedBatchOperation.java
@@ -16,13 +16,13 @@
 package org.onosproject.net.flow;
 
 
-import java.util.Collections;
-import java.util.Set;
-
 import com.google.common.base.MoreObjects;
 import com.google.common.collect.ImmutableSet;
 import org.onosproject.net.DeviceId;
 
+import java.util.Collections;
+import java.util.Set;
+
 /**
  * Representation of a completed flow rule batch operation.
  */
@@ -54,7 +54,7 @@
      *
      * @param success  indicates whether the completion is successful.
      * @param failures set of any failures encountered
-     * @param deviceId device id
+     * @param deviceId the device this operation completed for
      */
     public CompletedBatchOperation(boolean success, Set<? extends FlowRule> failures,
                                    DeviceId deviceId) {
diff --git a/core/api/src/main/java/org/onosproject/net/intent/IntentData.java b/core/api/src/main/java/org/onosproject/net/intent/IntentData.java
index ce64ecc..6cd950c 100644
--- a/core/api/src/main/java/org/onosproject/net/intent/IntentData.java
+++ b/core/api/src/main/java/org/onosproject/net/intent/IntentData.java
@@ -108,8 +108,10 @@
     public String toString() {
         return MoreObjects.toStringHelper(getClass())
                 .add("key", key())
+                .add("intent", intent())
                 .add("state", state())
                 .add("version", version())
+                .add("installables", installables())
                 .toString();
     }
 
diff --git a/core/api/src/main/java/org/onosproject/net/intent/MultiPointToSinglePointIntent.java b/core/api/src/main/java/org/onosproject/net/intent/MultiPointToSinglePointIntent.java
index 64c4fd8..19fcc7c 100644
--- a/core/api/src/main/java/org/onosproject/net/intent/MultiPointToSinglePointIntent.java
+++ b/core/api/src/main/java/org/onosproject/net/intent/MultiPointToSinglePointIntent.java
@@ -64,6 +64,7 @@
      * traffic selector and treatment.
      *
      * @param appId         application identifier
+     * @param key           intent key
      * @param selector      traffic selector
      * @param treatment     treatment
      * @param ingressPoints set of ports from which ingress traffic originates
diff --git a/core/net/src/main/java/org/onosproject/net/intent/impl/IntentAccumulator.java b/core/net/src/main/java/org/onosproject/net/intent/impl/IntentAccumulator.java
index e346613..7eef748 100644
--- a/core/net/src/main/java/org/onosproject/net/intent/impl/IntentAccumulator.java
+++ b/core/net/src/main/java/org/onosproject/net/intent/impl/IntentAccumulator.java
@@ -44,6 +44,8 @@
 
     /**
      * Creates an intent operation accumulator.
+     *
+     * @param delegate the intent batch delegate
      */
     protected IntentAccumulator(IntentBatchDelegate delegate) {
         super(TIMER, DEFAULT_MAX_EVENTS, DEFAULT_MAX_BATCH_MS, DEFAULT_MAX_IDLE_MS);
diff --git a/core/net/src/main/java/org/onosproject/net/intent/impl/IntentManager.java b/core/net/src/main/java/org/onosproject/net/intent/impl/IntentManager.java
index a0cc741..0939c76 100644
--- a/core/net/src/main/java/org/onosproject/net/intent/impl/IntentManager.java
+++ b/core/net/src/main/java/org/onosproject/net/intent/impl/IntentManager.java
@@ -265,6 +265,7 @@
      * Compiles an intent recursively.
      *
      * @param intent intent
+     * @param previousInstallables previous intent installables
      * @return result of compilation
      */
     List<Intent> compileIntent(Intent intent, List<Intent> previousInstallables) {
diff --git a/core/net/src/main/java/org/onosproject/net/intent/impl/Withdrawing.java b/core/net/src/main/java/org/onosproject/net/intent/impl/Withdrawing.java
index 858af7c..06a0ad3 100644
--- a/core/net/src/main/java/org/onosproject/net/intent/impl/Withdrawing.java
+++ b/core/net/src/main/java/org/onosproject/net/intent/impl/Withdrawing.java
@@ -24,7 +24,7 @@
 
 /**
  * Represents a phase of withdrawing an intent with calling
- * {@link import org.onosproject.net.flow.FlowRuleService}.
+ * {@link org.onosproject.net.flow.FlowRuleService}.
  */
 class Withdrawing implements IntentUpdate {