ADD: overrides

src/mhtree/InternalNode.java

@@ -56,6 +56,7 @@ class InternalNode extends Node implements Serializable {
      *
      * @param object object to be added
      */
+    @Override
     protected void addObject(LocalAbstractObject object) {
         addObjectIntoHull(object);
     }
@@ -65,6 +66,7 @@ class InternalNode extends Node implements Serializable {
      *
      * @return the list of objects stored in node's descendants
      */
+    @Override
     protected List<LocalAbstractObject> getObjects() {
         return children
                 .stream()
@@ -78,6 +80,7 @@ class InternalNode extends Node implements Serializable {
      *
      * @return the height of this node
      */
+    @Override
     protected int getHeight() {
         return children
                 .stream()
@@ -91,6 +94,7 @@ class InternalNode extends Node implements Serializable {
      *
      * @param nodes list of nodes
      */
+    @Override
     protected void gatherNodes(List<Node> nodes) {
         nodes.add(this);
         children.forEach(child -> child.gatherNodes(nodes));
@@ -101,6 +105,7 @@ class InternalNode extends Node implements Serializable {
      *
      * @param leafNodes list of leaf nodes
      */
+    @Override
     protected void gatherLeafNodes(List<LeafNode> leafNodes) {
         children.forEach(child -> child.gatherLeafNodes(leafNodes));
     }

src/mhtree/LeafNode.java

@@ -38,6 +38,7 @@ public class LeafNode extends Node implements Serializable {
      * @param object object to be added
      * @throws BucketStorageException addition of object into bucket exception
      */
+    @Override
     protected void addObject(LocalAbstractObject object) throws BucketStorageException {
         bucket.addObject(object);
         addObjectIntoHull(object);
@@ -48,6 +49,7 @@ public class LeafNode extends Node implements Serializable {
      *
      * @return a list of objects in node's bucket
      */
+    @Override
     public List<LocalAbstractObject> getObjects() {
         List<LocalAbstractObject> objects = new ArrayList<>(bucket.getObjectCount());
 
@@ -72,6 +74,7 @@ public class LeafNode extends Node implements Serializable {
      *
      * @return the height of this node
      */
+    @Override
     protected int getHeight() {
         return 0;
     }
@@ -81,6 +84,7 @@ public class LeafNode extends Node implements Serializable {
      *
      * @param nodes list of nodes
      */
+    @Override
     protected void gatherNodes(List<Node> nodes) {
         nodes.add(this);
     }
@@ -90,6 +94,7 @@ public class LeafNode extends Node implements Serializable {
      *
      * @param leafNodes list of leaf nodes
      */
+    @Override
     protected void gatherLeafNodes(List<LeafNode> leafNodes) {
         leafNodes.add(this);
     }