diff --git a/core/api/src/main/java/org/onosproject/net/config/NetworkConfigService.java b/core/api/src/main/java/org/onosproject/net/config/NetworkConfigService.java
index c3760c6..09d7b08 100644
--- a/core/api/src/main/java/org/onosproject/net/config/NetworkConfigService.java
+++ b/core/api/src/main/java/org/onosproject/net/config/NetworkConfigService.java
@@ -171,9 +171,10 @@
      * Clears any configuration for the specified subject and configuration
      * key. If one does not exist, this call has no effect.
      *
-     * @param subject     configuration subject
-     * @param configKey   configuration key
-     * @param <S>         type of subject
+     * @param subjectClassKey   subject class key
+     * @param subject           configuration subject
+     * @param configKey         configuration key
+     * @param <S>               type of subject
      */
     <S> void removeConfig(String subjectClassKey, S subject, String configKey);
 }
diff --git a/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionCriterion.java b/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionCriterion.java
index 646b418..0f6cd13 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionCriterion.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/criteria/ExtensionCriterion.java
@@ -34,6 +34,7 @@
      * Constructor.
      *
      * @param extensionSelector extension selector
+     * @param deviceId          device identification
      */
     public ExtensionCriterion(ExtensionSelector extensionSelector, DeviceId deviceId) {
         this.extensionSelector = extensionSelector;
diff --git a/core/api/src/main/java/org/onosproject/net/topology/HopCountLinkWeight.java b/core/api/src/main/java/org/onosproject/net/topology/HopCountLinkWeight.java
index c557016..30d2467 100644
--- a/core/api/src/main/java/org/onosproject/net/topology/HopCountLinkWeight.java
+++ b/core/api/src/main/java/org/onosproject/net/topology/HopCountLinkWeight.java
@@ -19,6 +19,8 @@
 
     /**
      * Creates a new hop-count weight with the specified cost of indirect links.
+     *
+     * @param indirectLinkCost indirect link cost
      */
     public HopCountLinkWeight(int indirectLinkCost) {
         this.indirectLinkCost = indirectLinkCost;